./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2203258083 <...> Warning: Permanently added '10.128.0.192' (ED25519) to the list of known hosts. execve("./syz-executor2203258083", ["./syz-executor2203258083"], 0x7ffc77ce7090 /* 10 vars */) = 0 brk(NULL) = 0x55555647a000 brk(0x55555647ad00) = 0x55555647ad00 arch_prctl(ARCH_SET_FS, 0x55555647a380) = 0 set_tid_address(0x55555647a650) = 296 set_robust_list(0x55555647a660, 24) = 0 rseq(0x55555647aca0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2203258083", 4096) = 28 getrandom("\x1e\x46\x0f\x1a\x78\x15\x1b\x09", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555647ad00 brk(0x55555649bd00) = 0x55555649bd00 brk(0x55555649c000) = 0x55555649c000 mprotect(0x7f6288c8a000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("/syzcgroup", 0777) = 0 mkdir("/syzcgroup/unified", 0777) = 0 mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0 chmod("/syzcgroup/unified", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3 write(3, "+cpu", 4) = 4 write(3, "+io", 3) = 3 write(3, "+pids", 5) = 5 close(3) = 0 mkdir("/syzcgroup/net", 0777) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 [ 23.618570][ T28] audit: type=1400 audit(1701913001.852:66): avc: denied { execmem } for pid=296 comm="syz-executor220" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.621825][ T296] cgroup: Unknown subsys name 'net' [ 23.638141][ T28] audit: type=1400 audit(1701913001.852:67): avc: denied { mounton } for pid=296 comm="syz-executor220" path="/syzcgroup/unified" dev="sda1" ino=1927 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) [ 23.666353][ T28] audit: type=1400 audit(1701913001.852:68): avc: denied { mount } for pid=296 comm="syz-executor220" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.666360][ T296] cgroup: Unknown subsys name 'devices' [ 23.666386][ T28] audit: type=1400 audit(1701913001.872:69): avc: denied { unmount } for pid=296 comm="syz-executor220" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "memory") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) [ 23.802176][ T296] cgroup: Unknown subsys name 'hugetlb' [ 23.807899][ T296] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = 0 chmod("/syzcgroup/cpu", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 chmod("/dev/raw-gadget", 0666) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 297 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 297 attached [pid 297] set_robust_list(0x55555647a660, 24) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55555647a650) = 298 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] mkdir("./syzkaller.ye4b9k", 0700 [pid 296] <... clone resumed>, child_tidptr=0x55555647a650) = 299 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... mkdir resumed>) = 0 [pid 297] chmod("./syzkaller.ye4b9k", 0777./strace-static-x86_64: Process 298 attached ) = 0 ./strace-static-x86_64: Process 299 attached [pid 298] set_robust_list(0x55555647a660, 24) = 0 [pid 297] chdir("./syzkaller.ye4b9k"./strace-static-x86_64: Process 300 attached [pid 299] set_robust_list(0x55555647a660, 24 [pid 298] mkdir("./syzkaller.T99eWg", 0700 [pid 296] <... clone resumed>, child_tidptr=0x55555647a650) = 300 [pid 299] <... set_robust_list resumed>) = 0 [pid 297] <... chdir resumed>) = 0 [pid 300] set_robust_list(0x55555647a660, 24 [pid 298] <... mkdir resumed>) = 0 [pid 297] unshare(CLONE_NEWPID [pid 300] <... set_robust_list resumed>) = 0 [pid 298] chmod("./syzkaller.T99eWg", 0777 [pid 297] <... unshare resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] mkdir("./syzkaller.M5qnVI", 0700 [pid 298] <... chmod resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 300] mkdir("./syzkaller.DHif23", 0700 [pid 298] chdir("./syzkaller.T99eWg"./strace-static-x86_64: Process 301 attached [pid 296] <... clone resumed>, child_tidptr=0x55555647a650) = 301 [pid 297] <... clone resumed>, child_tidptr=0x55555647a650) = 302 [pid 298] <... chdir resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 301] set_robust_list(0x55555647a660, 24 [pid 298] unshare(CLONE_NEWPID./strace-static-x86_64: Process 302 attached ) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55555647a650) = 303 [pid 301] <... set_robust_list resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] set_robust_list(0x55555647a660, 24) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55555647a650) = 304 [pid 302] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 299] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 304 attached ./strace-static-x86_64: Process 303 attached [pid 301] mkdir("./syzkaller.Uq2reb", 0700 [pid 300] <... mkdir resumed>) = 0 [pid 299] chmod("./syzkaller.M5qnVI", 0777 [pid 303] set_robust_list(0x55555647a660, 24 [pid 301] <... mkdir resumed>) = 0 [pid 302] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] setsid() = 1 [pid 302] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 302] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 302] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 302] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 302] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 302] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 302] unshare(CLONE_NEWNS) = 0 [pid 302] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 302] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 302] unshare(CLONE_NEWCGROUP) = 0 [pid 302] unshare(CLONE_NEWUTS) = 0 [pid 302] unshare(CLONE_SYSVSEM) = 0 [pid 302] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 302] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 302] getpid() = 1 [pid 302] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 300] chmod("./syzkaller.DHif23", 0777) = 0 [pid 300] chdir("./syzkaller.DHif23") = 0 [pid 303] <... set_robust_list resumed>) = 0 [pid 301] chmod("./syzkaller.Uq2reb", 0777 [pid 299] <... chmod resumed>) = 0 [pid 300] unshare(CLONE_NEWPID) = 0 [pid 300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 305 [pid 304] set_robust_list(0x55555647a660, 24) = 0 [pid 304] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setsid() = 1 [pid 304] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 304] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 304] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 304] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 304] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 304] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 304] unshare(CLONE_NEWNS) = 0 [pid 304] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 304] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 304] unshare(CLONE_NEWCGROUP) = 0 [pid 304] unshare(CLONE_NEWUTS) = 0 [pid 304] unshare(CLONE_SYSVSEM) = 0 [pid 304] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 304] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 304] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 304] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 304] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 304] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 304] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 304] getpid() = 1 [pid 304] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 303] mkdir("./syzkaller.0oiNk0", 0700 [pid 301] <... chmod resumed>) = 0 [pid 299] chdir("./syzkaller.M5qnVI") = 0 [pid 301] chdir("./syzkaller.Uq2reb" [pid 303] <... mkdir resumed>) = 0 [pid 299] unshare(CLONE_NEWPID [pid 301] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 305 attached [pid 305] set_robust_list(0x55555647a660, 24) = 0 [pid 305] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 305] setsid() = 1 [pid 305] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 305] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 305] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 305] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 305] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 305] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 305] unshare(CLONE_NEWNS) = 0 [pid 305] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 305] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 305] unshare(CLONE_NEWCGROUP) = 0 [pid 305] unshare(CLONE_NEWUTS) = 0 [pid 305] unshare(CLONE_SYSVSEM) = 0 [pid 305] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 305] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 305] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 305] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 305] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 305] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 305] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 305] getpid() = 1 [pid 305] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 303] chmod("./syzkaller.0oiNk0", 0777 [pid 301] unshare(CLONE_NEWPID [pid 299] <... unshare resumed>) = 0 [pid 303] <... chmod resumed>) = 0 [pid 301] <... unshare resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] chdir("./syzkaller.0oiNk0" [pid 301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 303] <... chdir resumed>) = 0 [pid 301] <... clone resumed>, child_tidptr=0x55555647a650) = 307 [pid 303] unshare(CLONE_NEWPID [pid 299] <... clone resumed>, child_tidptr=0x55555647a650) = 306 ./strace-static-x86_64: Process 306 attached ./strace-static-x86_64: Process 307 attached [pid 303] <... unshare resumed>) = 0 [pid 303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] set_robust_list(0x55555647a660, 24) = 0 [pid 306] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 303] <... clone resumed>, child_tidptr=0x55555647a650) = 308 [pid 306] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] setsid() = 1 [pid 306] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 306] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 306] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 302] <... unshare resumed>) = 0 [pid 306] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 306] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 306] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 306] unshare(CLONE_NEWNS) = 0 [pid 306] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 306] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 306] unshare(CLONE_NEWCGROUP) = 0 [pid 306] unshare(CLONE_NEWUTS) = 0 [pid 306] unshare(CLONE_SYSVSEM) = 0 [pid 306] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 306] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 306] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 306] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 306] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 306] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 306] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 306] getpid() = 1 [pid 306] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 304] <... unshare resumed>) = 0 [pid 302] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 307] set_robust_list(0x55555647a660, 24) = 0 [pid 302] <... openat resumed>) = 3 [pid 304] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 302] write(3, "0 65535", 7) = 7 [pid 302] close(3) = 0 [pid 302] mkdir("/dev/binderfs", 0777 [pid 304] <... openat resumed>) = 3 [pid 307] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 304] write(3, "0 65535", 7 [pid 302] <... mkdir resumed>) = 0 [pid 304] <... write resumed>) = 7 [pid 302] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 304] close(3 [pid 307] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 302] <... mount resumed>) = 0 [pid 307] setsid() = 1 [ 23.991436][ T28] audit: type=1400 audit(1701913002.182:73): avc: denied { mounton } for pid=302 comm="syz-executor220" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [pid 307] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 307] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 307] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 307] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 307] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 307] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 307] unshare(CLONE_NEWNS) = 0 [pid 307] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 307] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 307] unshare(CLONE_NEWCGROUP) = 0 [pid 307] unshare(CLONE_NEWUTS) = 0 [pid 307] unshare(CLONE_SYSVSEM) = 0 [pid 307] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 307] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 307] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 307] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 307] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 307] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 307] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 307] getpid() = 1 [pid 307] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 308] set_robust_list(0x55555647a660, 24) = 0 [pid 308] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setsid() = 1 [pid 308] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 308] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 308] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 308] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 308] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 308] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 308] unshare(CLONE_NEWNS) = 0 [pid 308] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 308] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 308] unshare(CLONE_NEWCGROUP) = 0 [pid 308] unshare(CLONE_NEWUTS) = 0 [pid 308] unshare(CLONE_SYSVSEM) = 0 [pid 308] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 308] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 308] getpid() = 1 [pid 308] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 304] <... close resumed>) = 0 [pid 304] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 304] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 304] getpid() = 1 [pid 302] getpid() = 1 [pid 302] mkdir("/syzcgroup/unified/syz0", 0777 [pid 304] mkdir("/syzcgroup/unified/syz1", 0777 [pid 302] <... mkdir resumed>) = 0 [pid 302] openat(AT_FDCWD, "/syzcgroup/unified/syz0/pids.max", O_WRONLY|O_CLOEXEC [pid 305] <... unshare resumed>) = 0 [pid 304] <... mkdir resumed>) = 0 [pid 304] openat(AT_FDCWD, "/syzcgroup/unified/syz1/pids.max", O_WRONLY|O_CLOEXEC) = 3 [pid 304] write(3, "32", 2) = 2 [pid 304] close(3) = 0 [pid 304] openat(AT_FDCWD, "/syzcgroup/unified/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [ 24.039290][ T28] audit: type=1400 audit(1701913002.272:74): avc: denied { mounton } for pid=302 comm="syz-executor220" path="/dev/binderfs" dev="devtmpfs" ino=370 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [pid 304] write(3, "1", 1 [pid 305] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 302] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 304] <... write resumed>) = 1 [pid 302] write(3, "32", 2 [pid 305] write(3, "0 65535", 7 [pid 302] <... write resumed>) = 2 [pid 305] <... write resumed>) = 7 [pid 302] close(3 [pid 305] close(3) = 0 [pid 304] close(3 [pid 302] <... close resumed>) = 0 [pid 305] mkdir("/dev/binderfs", 0777 [pid 302] openat(AT_FDCWD, "/syzcgroup/unified/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 305] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 305] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 304] <... close resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 304] mkdir("/syzcgroup/cpu/syz1", 0777 [pid 305] <... mount resumed>) = 0 [pid 302] write(3, "1", 1 [pid 305] getpid( [pid 304] <... mkdir resumed>) = 0 [pid 302] <... write resumed>) = 1 [pid 305] <... getpid resumed>) = 1 [pid 302] close(3 [pid 305] mkdir("/syzcgroup/unified/syz3", 0777 [pid 302] <... close resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 302] mkdir("/syzcgroup/cpu/syz0", 0777 [pid 305] openat(AT_FDCWD, "/syzcgroup/unified/syz3/pids.max", O_WRONLY|O_CLOEXEC [pid 302] <... mkdir resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 305] write(3, "32", 2 [pid 302] <... openat resumed>) = 3 [pid 305] <... write resumed>) = 2 [pid 302] write(3, "1", 1 [pid 305] close(3 [pid 302] <... write resumed>) = 1 [pid 305] <... close resumed>) = 0 [pid 302] close(3 [pid 305] openat(AT_FDCWD, "/syzcgroup/unified/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 302] <... close resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 302] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 305] write(3, "1", 1 [pid 302] <... openat resumed>) = 3 [pid 305] <... write resumed>) = 1 [pid 302] write(3, "313524224", 9 [pid 305] close(3 [pid 302] <... write resumed>) = 9 [pid 305] <... close resumed>) = 0 [pid 302] close(3 [pid 305] mkdir("/syzcgroup/cpu/syz3", 0777) = 0 [pid 302] <... close resumed>) = 0 [pid 305] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 305] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 305] write(3, "1", 1 [pid 302] write(3, "314572800", 9 [pid 305] <... write resumed>) = 1 [pid 302] <... write resumed>) = 9 [pid 305] close(3 [pid 302] close(3 [pid 305] <... close resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 305] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 302] mkdir("/syzcgroup/net/syz0", 0777 [pid 305] <... openat resumed>) = 3 [pid 302] <... mkdir resumed>) = 0 [pid 305] write(3, "313524224", 9 [pid 304] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 305] <... write resumed>) = 9 [pid 305] close(3) = 0 [pid 304] <... openat resumed>) = 3 [pid 305] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 304] write(3, "1", 1 [pid 305] <... openat resumed>) = 3 [pid 304] <... write resumed>) = 1 [pid 305] write(3, "314572800", 9 [pid 304] close(3 [pid 305] <... write resumed>) = 9 [pid 304] <... close resumed>) = 0 [pid 305] close(3 [pid 304] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 302] openat(AT_FDCWD, "/syzcgroup/net/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 305] <... close resumed>) = 0 [pid 304] <... openat resumed>) = 3 [pid 302] <... openat resumed>) = 3 [pid 304] write(3, "313524224", 9 [pid 305] mkdir("/syzcgroup/net/syz3", 0777 [pid 304] <... write resumed>) = 9 [pid 302] write(3, "1", 1 [pid 304] close(3 [pid 308] <... unshare resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 304] <... close resumed>) = 0 [pid 302] <... write resumed>) = 1 [pid 304] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 305] openat(AT_FDCWD, "/syzcgroup/net/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 304] <... openat resumed>) = 3 [pid 302] close(3 [pid 304] write(3, "314572800", 9 [pid 308] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 305] <... openat resumed>) = 3 [pid 304] <... write resumed>) = 9 [pid 302] <... close resumed>) = 0 [pid 304] close(3 [pid 305] write(3, "1", 1 [pid 304] <... close resumed>) = 0 [pid 302] mkdir("./0", 0777 [pid 308] <... openat resumed>) = 3 [pid 304] mkdir("/syzcgroup/net/syz1", 0777 [pid 308] write(3, "0 65535", 7 [pid 305] <... write resumed>) = 1 [pid 302] <... mkdir resumed>) = 0 [pid 305] close(3) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] mkdir("./0", 0777./strace-static-x86_64: Process 309 attached [pid 308] <... write resumed>) = 7 [pid 307] <... unshare resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 304] <... mkdir resumed>) = 0 [pid 309] set_robust_list(0x55555647a660, 24 [pid 308] close(3 [pid 307] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 309] <... set_robust_list resumed>) = 0 [pid 304] openat(AT_FDCWD, "/syzcgroup/net/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 308] <... close resumed>) = 0 [pid 309] chdir("./0" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 2 ./strace-static-x86_64: Process 310 attached [pid 309] <... chdir resumed>) = 0 [pid 308] mkdir("/dev/binderfs", 0777 [pid 307] <... openat resumed>) = 3 [pid 304] <... openat resumed>) = 3 [pid 310] set_robust_list(0x55555647a660, 24 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 310] <... set_robust_list resumed>) = 0 [pid 309] <... prctl resumed>) = 0 [pid 308] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 307] write(3, "0 65535", 7 [pid 304] write(3, "1", 1 [pid 310] chdir("./0" [pid 309] setpgid(0, 0 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 2 [pid 304] <... write resumed>) = 1 [pid 310] <... chdir resumed>) = 0 [pid 309] <... setpgid resumed>) = 0 [pid 304] close(3 [pid 309] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... close resumed>) = 0 [pid 310] <... prctl resumed>) = 0 [pid 304] mkdir("./0", 0777 [pid 309] <... symlink resumed>) = 0 [pid 306] <... unshare resumed>) = 0 [pid 306] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 310] setpgid(0, 0 [pid 309] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 304] <... mkdir resumed>) = 0 [pid 310] <... setpgid resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 309] <... symlink resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 310] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 306] write(3, "0 65535", 7./strace-static-x86_64: Process 311 attached ) = 7 [pid 311] set_robust_list(0x55555647a660, 24 [pid 310] <... symlink resumed>) = 0 [pid 309] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 308] <... mount resumed>) = 0 [pid 307] <... write resumed>) = 7 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 2 [pid 311] <... set_robust_list resumed>) = 0 [pid 310] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 306] close(3 [pid 311] chdir("./0" [pid 309] <... symlink resumed>) = 0 [pid 311] <... chdir resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 310] <... symlink resumed>) = 0 [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] getpid( [pid 307] close(3 [pid 311] <... prctl resumed>) = 0 [pid 310] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 306] mkdir("/dev/binderfs", 0777 [pid 311] setpgid(0, 0) = 0 [pid 306] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 311] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 309] <... openat resumed>) = 3 [pid 311] <... symlink resumed>) = 0 [pid 310] <... symlink resumed>) = 0 [pid 309] write(3, "1000", 4 [pid 308] <... getpid resumed>) = 1 [pid 307] <... close resumed>) = 0 [pid 306] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 311] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... write resumed>) = 4 [pid 308] mkdir("/syzcgroup/unified/syz5", 0777 [pid 311] <... symlink resumed>) = 0 [pid 310] <... openat resumed>) = 3 [pid 309] close(3 [pid 307] mkdir("/dev/binderfs", 0777 [pid 306] <... mount resumed>) = 0 [pid 311] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 306] getpid( [pid 311] <... symlink resumed>) = 0 [pid 306] <... getpid resumed>) = 1 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] <... mkdir resumed>) = 0 [pid 310] write(3, "1000", 4 [pid 311] <... openat resumed>) = 3 [pid 310] <... write resumed>) = 4 [pid 309] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "/syzcgroup/unified/syz5/pids.max", O_WRONLY|O_CLOEXEC [pid 307] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 306] mkdir("/syzcgroup/unified/syz2", 0777 [pid 311] write(3, "1000", 4) = 4 [pid 310] close(3 [pid 309] symlink("/dev/binderfs", "./binderfs" [pid 307] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 311] close(3 [pid 310] <... close resumed>) = 0 [pid 308] <... openat resumed>) = 3 [pid 306] <... mkdir resumed>) = 0 [pid 311] <... close resumed>) = 0 [pid 310] symlink("/dev/binderfs", "./binderfs" [pid 309] <... symlink resumed>) = 0 [pid 308] write(3, "32", 2 [pid 306] openat(AT_FDCWD, "/syzcgroup/unified/syz2/pids.max", O_WRONLY|O_CLOEXEC [pid 311] symlink("/dev/binderfs", "./binderfs" [pid 308] <... write resumed>) = 2 [pid 307] <... mount resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 311] <... symlink resumed>) = 0 [pid 310] <... symlink resumed>) = 0 [pid 309] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 308] close(3 [pid 307] getpid( [pid 306] write(3, "32", 2 [pid 311] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 310] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 308] <... close resumed>) = 0 [pid 306] <... write resumed>) = 2 [pid 311] <... openat resumed>) = 3 [pid 310] <... openat resumed>) = 3 [pid 309] <... openat resumed>) = 3 [pid 308] openat(AT_FDCWD, "/syzcgroup/unified/syz5/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 307] <... getpid resumed>) = 1 [pid 306] close(3 [pid 311] ioctl(3, USB_RAW_IOCTL_INIT [pid 310] ioctl(3, USB_RAW_IOCTL_INIT [pid 309] ioctl(3, USB_RAW_IOCTL_INIT [pid 308] <... openat resumed>) = 3 [pid 307] mkdir("/syzcgroup/unified/syz4", 0777 [pid 306] <... close resumed>) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 308] write(3, "1", 1 [pid 306] openat(AT_FDCWD, "/syzcgroup/unified/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 311] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 310] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 309] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 308] <... write resumed>) = 1 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 311] <... ioctl resumed>, 0) = 0 [pid 310] <... ioctl resumed>, 0) = 0 [pid 309] <... ioctl resumed>, 0) = 0 [pid 307] openat(AT_FDCWD, "/syzcgroup/unified/syz4/pids.max", O_WRONLY|O_CLOEXEC [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... openat resumed>) = 3 [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 307] write(3, "32", 2 [ 24.071421][ T28] audit: type=1400 audit(1701913002.272:75): avc: denied { mount } for pid=302 comm="syz-executor220" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... write resumed>) = 2 [pid 307] close(3) = 0 [pid 307] openat(AT_FDCWD, "/syzcgroup/unified/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1", 1) = 1 [pid 307] close(3) = 0 [pid 307] mkdir("/syzcgroup/cpu/syz4", 0777) = 0 [pid 307] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1", 1) = 1 [pid 307] close(3) = 0 [pid 307] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 308] close(3 [pid 307] write(3, "313524224", 9 [pid 308] <... close resumed>) = 0 [pid 307] <... write resumed>) = 9 [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] write(3, "1", 1 [pid 307] close(3 [pid 308] mkdir("/syzcgroup/cpu/syz5", 0777 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... write resumed>) = 1 [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 308] openat(AT_FDCWD, "/syzcgroup/cpu/syz5/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 307] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 306] close(3 [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 308] write(3, "1", 1 [pid 307] write(3, "314572800", 9 [pid 306] <... close resumed>) = 0 [pid 308] <... write resumed>) = 1 [pid 307] <... write resumed>) = 9 [pid 306] mkdir("/syzcgroup/cpu/syz2", 0777 [pid 308] close(3 [pid 307] close(3) = 0 [pid 307] mkdir("/syzcgroup/net/syz4", 0777 [pid 308] <... close resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "/syzcgroup/cpu/syz5/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 307] openat(AT_FDCWD, "/syzcgroup/net/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 306] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 308] <... openat resumed>) = 3 [pid 307] <... openat resumed>) = 3 [pid 306] <... openat resumed>) = 3 [pid 308] write(3, "313524224", 9 [pid 307] write(3, "1", 1 [pid 306] write(3, "1", 1 [pid 308] <... write resumed>) = 9 [pid 307] <... write resumed>) = 1 [pid 306] <... write resumed>) = 1 [pid 308] close(3 [pid 307] close(3 [pid 306] close(3 [pid 308] <... close resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 308] openat(AT_FDCWD, "/syzcgroup/cpu/syz5/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 307] mkdir("./0", 0777 [pid 306] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 308] <... openat resumed>) = 3 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 308] write(3, "314572800", 9 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] write(3, "313524224", 9./strace-static-x86_64: Process 320 attached [pid 308] <... write resumed>) = 9 [pid 306] <... write resumed>) = 9 [pid 320] set_robust_list(0x55555647a660, 24 [pid 308] close(3 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 2 [pid 306] close(3 [pid 320] <... set_robust_list resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 320] chdir("./0" [pid 308] mkdir("/syzcgroup/net/syz5", 0777 [pid 306] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 320] <... chdir resumed>) = 0 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... mkdir resumed>) = 0 [pid 306] <... openat resumed>) = 3 [pid 320] <... prctl resumed>) = 0 [pid 308] openat(AT_FDCWD, "/syzcgroup/net/syz5/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 306] write(3, "314572800", 9 [pid 320] setpgid(0, 0 [pid 308] <... openat resumed>) = 3 [pid 306] <... write resumed>) = 9 [pid 320] <... setpgid resumed>) = 0 [pid 308] write(3, "1", 1 [pid 306] close(3 [pid 320] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 308] <... write resumed>) = 1 [pid 306] <... close resumed>) = 0 [pid 320] <... symlink resumed>) = 0 [pid 308] close(3 [pid 306] mkdir("/syzcgroup/net/syz2", 0777 [pid 320] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 308] <... close resumed>) = 0 [pid 308] mkdir("./0", 0777 [pid 306] <... mkdir resumed>) = 0 [pid 320] <... symlink resumed>) = 0 [pid 306] openat(AT_FDCWD, "/syzcgroup/net/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 320] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 308] <... mkdir resumed>) = 0 [pid 320] <... symlink resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... openat resumed>) = 3 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 306] write(3, "1", 1./strace-static-x86_64: Process 321 attached [pid 320] <... openat resumed>) = 3 [pid 321] set_robust_list(0x55555647a660, 24 [pid 320] write(3, "1000", 4 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 2 [pid 306] <... write resumed>) = 1 [pid 321] <... set_robust_list resumed>) = 0 [pid 320] <... write resumed>) = 4 [pid 321] chdir("./0" [pid 320] close(3 [pid 306] close(3 [pid 321] <... chdir resumed>) = 0 [pid 320] <... close resumed>) = 0 [pid 306] <... close resumed>) = 0 [pid 321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 320] symlink("/dev/binderfs", "./binderfs" [pid 306] mkdir("./0", 0777 [pid 321] <... prctl resumed>) = 0 [pid 320] <... symlink resumed>) = 0 [pid 321] setpgid(0, 0 [pid 320] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 321] <... setpgid resumed>) = 0 [pid 320] <... openat resumed>) = 3 [pid 321] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 320] ioctl(3, USB_RAW_IOCTL_INIT [pid 306] <... mkdir resumed>) = 0 [pid 321] <... symlink resumed>) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 320] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 322 attached [pid 321] <... symlink resumed>) = 0 [pid 320] <... ioctl resumed>, 0) = 0 [pid 322] set_robust_list(0x55555647a660, 24 [pid 321] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... set_robust_list resumed>) = 0 [pid 321] <... symlink resumed>) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] chdir("./0" [pid 321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 2 [pid 322] <... chdir resumed>) = 0 [pid 321] <... openat resumed>) = 3 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] write(3, "1000", 4 [pid 322] <... prctl resumed>) = 0 [pid 321] <... write resumed>) = 4 [pid 322] setpgid(0, 0 [pid 321] close(3 [pid 322] <... setpgid resumed>) = 0 [pid 321] <... close resumed>) = 0 [pid 322] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 321] symlink("/dev/binderfs", "./binderfs" [pid 322] <... symlink resumed>) = 0 [pid 321] <... symlink resumed>) = 0 [pid 322] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 321] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 322] <... symlink resumed>) = 0 [pid 321] <... openat resumed>) = 3 [pid 322] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 321] ioctl(3, USB_RAW_IOCTL_INIT [pid 322] <... symlink resumed>) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 321] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 322] <... openat resumed>) = 3 [pid 321] <... ioctl resumed>, 0) = 0 [pid 322] write(3, "1000", 4 [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... write resumed>) = 4 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] close(3 [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... close resumed>) = 0 [pid 322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 322] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 322] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 24.397389][ T19] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 24.407485][ T6] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 24.417386][ T37] usb 2-1: new high-speed USB device number 2 using dummy_hcd [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 24.447404][ T316] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 24.454762][ T24] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 24.462028][ T323] usb 3-1: new high-speed USB device number 2 using dummy_hcd [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 24.757418][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 24.768372][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 24.807516][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 24.827562][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 24.857480][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 24.868249][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 24.937460][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 24.946352][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 24.955768][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 24.964213][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 24.972157][ T6] usb 1-1: Product: syz [ 24.976118][ T6] usb 1-1: Manufacturer: syz [ 24.980931][ T19] usb 4-1: Product: syz [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 311] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 310] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 309] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 310] <... ioctl resumed>, 0) = 0 [pid 309] <... ioctl resumed>, 0) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 309] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 310] <... ioctl resumed>, 0) = 0 [pid 309] <... ioctl resumed>, 0) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 309] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 310] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 309] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_READ [ 24.984901][ T19] usb 4-1: Manufacturer: syz [ 24.989502][ T19] usb 4-1: SerialNumber: syz [ 24.994492][ T6] usb 1-1: SerialNumber: syz [ 25.017478][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 25.026413][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 25.035359][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 25.043385][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 25.051320][ T316] usb 5-1: Product: syz [ 25.055291][ T316] usb 5-1: Manufacturer: syz [ 25.059864][ T37] usb 2-1: Product: syz [ 25.063829][ T37] usb 2-1: Manufacturer: syz [ 25.068479][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 25.077376][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 311] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 320] <... ioctl resumed>, 0) = 0 [pid 311] <... ioctl resumed>, 0) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 311] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 320] <... ioctl resumed>, 0) = 0 [pid 311] <... ioctl resumed>, 0) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 311] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 320] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 311] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_READ [ 25.086172][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 25.094018][ T316] usb 5-1: SerialNumber: syz [ 25.098428][ T37] usb 2-1: SerialNumber: syz [ 25.103278][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 25.112132][ T323] usb 3-1: Product: syz [ 25.116105][ T323] usb 3-1: Manufacturer: syz [ 25.120570][ T24] usb 6-1: Product: syz [ 25.124528][ T24] usb 6-1: Manufacturer: syz [ 25.129038][ T323] usb 3-1: SerialNumber: syz [ 25.133869][ T24] usb 6-1: SerialNumber: syz [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 320] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 322] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 322] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 321] <... ioctl resumed>, 0) = 0 [pid 322] <... ioctl resumed>, 0) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 322] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 321] <... ioctl resumed>, 0) = 0 [pid 322] <... ioctl resumed>, 0) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 322] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 321] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 322] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 321] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 322] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 309] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 310] <... ioctl resumed>, 0) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 310] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 309] <... ioctl resumed>, 0) = 0 [pid 310] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 309] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 310] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 309] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 310] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 309] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 309] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 310] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 311] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 311] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 311] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 320] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 311] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 320] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 320] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] <... ioctl resumed>, 0) = 0 [pid 322] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 322] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 321] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 322] <... ioctl resumed>, 0) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 322] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 321] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 322] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 322] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 309] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 310] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 311] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 320] <... ioctl resumed>, 0xa) = 0 [pid 311] <... ioctl resumed>, 0xa) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 311] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 320] <... ioctl resumed>, 0xb) = 0 [pid 311] <... ioctl resumed>, 0xb) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 320] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 322] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 310] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 309] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 311] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 321] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 309] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 310] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 310] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 309] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 311] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 311] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 320] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 320] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 322] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 321] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 322] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 321] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 321] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 322] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 309] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 310] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 309] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 309] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 310] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 320] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 311] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 311] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 320] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 311] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 320] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 311] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 26.137458][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 26.143825][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 26.150140][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 26.157974][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 26.165265][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 26.170995][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 322] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 321] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 322] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 321] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 322] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 321] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 322] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 321] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 26.217457][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 26.223774][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 26.229984][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 26.237260][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 26.242747][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 26.250272][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 26.257457][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 309] close(3) = 0 [pid 309] close(4) = -1 EBADF (Bad file descriptor) [pid 309] close(5) = -1 EBADF (Bad file descriptor) [pid 309] close(6) = -1 EBADF (Bad file descriptor) [pid 309] close(7) = -1 EBADF (Bad file descriptor) [pid 309] close(8) = -1 EBADF (Bad file descriptor) [pid 309] close(9) = -1 EBADF (Bad file descriptor) [pid 309] close(10) = -1 EBADF (Bad file descriptor) [pid 309] close(11) = -1 EBADF (Bad file descriptor) [pid 309] close(12) = -1 EBADF (Bad file descriptor) [pid 309] close(13) = -1 EBADF (Bad file descriptor) [pid 309] close(14) = -1 EBADF (Bad file descriptor) [pid 309] close(15) = -1 EBADF (Bad file descriptor) [pid 309] close(16) = -1 EBADF (Bad file descriptor) [pid 309] close(17) = -1 EBADF (Bad file descriptor) [pid 309] close(18) = -1 EBADF (Bad file descriptor) [pid 309] close(19) = -1 EBADF (Bad file descriptor) [pid 309] close(20) = -1 EBADF (Bad file descriptor) [pid 309] close(21) = -1 EBADF (Bad file descriptor) [pid 309] close(22) = -1 EBADF (Bad file descriptor) [pid 309] close(23) = -1 EBADF (Bad file descriptor) [pid 309] close(24) = -1 EBADF (Bad file descriptor) [pid 309] close(25) = -1 EBADF (Bad file descriptor) [pid 309] close(26) = -1 EBADF (Bad file descriptor) [pid 309] close(27) = -1 EBADF (Bad file descriptor) [pid 309] close(28) = -1 EBADF (Bad file descriptor) [pid 309] close(29) = -1 EBADF (Bad file descriptor) [pid 309] exit_group(0) = ? [pid 309] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./0/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./0/cgroup.cpu") = 0 [pid 302] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 26.263692][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 26.271141][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 26.277414][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 26.284656][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 26.290317][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 302] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./0/binderfs") = 0 [pid 302] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./0/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./0/cgroup") = 0 [pid 302] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./0/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./0") = 0 [pid 302] mkdir("./1", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 3 [pid 333] <... set_robust_list resumed>) = 0 [pid 333] chdir("./1" [pid 310] close(3 [pid 333] <... chdir resumed>) = 0 [pid 333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 333] setpgid(0, 0) = 0 [pid 333] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 333] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 310] <... close resumed>) = 0 [pid 333] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 310] close(4 [pid 333] <... symlink resumed>) = 0 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 310] close(5 [pid 333] <... openat resumed>) = 3 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] write(3, "1000", 4 [pid 310] close(6 [pid 333] <... write resumed>) = 4 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] close(3 [pid 310] close(7 [pid 333] <... close resumed>) = 0 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] symlink("/dev/binderfs", "./binderfs" [pid 310] close(8 [pid 333] <... symlink resumed>) = 0 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 310] close(9 [pid 333] <... openat resumed>) = 3 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] ioctl(3, USB_RAW_IOCTL_INIT [pid 310] close(10 [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 310] close(11 [pid 333] <... ioctl resumed>, 0) = 0 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] close(12 [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 310] close(13) = -1 EBADF (Bad file descriptor) [pid 310] close(14) = -1 EBADF (Bad file descriptor) [pid 310] close(15) = -1 EBADF (Bad file descriptor) [pid 310] close(16) = -1 EBADF (Bad file descriptor) [pid 310] close(17) = -1 EBADF (Bad file descriptor) [pid 310] close(18) = -1 EBADF (Bad file descriptor) [pid 310] close(19) = -1 EBADF (Bad file descriptor) [pid 310] close(20) = -1 EBADF (Bad file descriptor) [pid 310] close(21) = -1 EBADF (Bad file descriptor) [pid 310] close(22) = -1 EBADF (Bad file descriptor) [pid 310] close(23) = -1 EBADF (Bad file descriptor) [pid 310] close(24) = -1 EBADF (Bad file descriptor) [pid 310] close(25) = -1 EBADF (Bad file descriptor) [pid 310] close(26) = -1 EBADF (Bad file descriptor) [pid 310] close(27) = -1 EBADF (Bad file descriptor) [pid 310] close(28) = -1 EBADF (Bad file descriptor) [pid 310] close(29) = -1 EBADF (Bad file descriptor) [pid 310] exit_group(0) = ? [pid 310] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./0/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./0/cgroup.cpu") = 0 [pid 305] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./0/binderfs") = 0 [pid 305] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./0/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./0/cgroup") = 0 [pid 305] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./0/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [ 26.347475][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 26.367511][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 26.374818][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 305] close(3) = 0 [pid 305] rmdir("./0") = 0 [pid 305] mkdir("./1", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 3 ./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x55555647a660, 24) = 0 [pid 335] chdir("./1") = 0 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 335] setpgid(0, 0) = 0 [pid 335] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 335] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 335] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 335] write(3, "1000", 4) = 4 [pid 335] close(3) = 0 [pid 335] symlink("/dev/binderfs", "./binderfs") = 0 [pid 335] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 335] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 320] close(3 [pid 311] close(3 [pid 320] <... close resumed>) = 0 [pid 311] <... close resumed>) = 0 [pid 320] close(4 [pid 311] close(4 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(5 [pid 311] close(5 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(6 [pid 311] close(6 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(7 [pid 311] close(7 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(8 [pid 311] close(8 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 26.389198][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 26.416988][ T6] usb 1-1: USB disconnect, device number 2 [ 26.423536][ T19] usb 4-1: USB disconnect, device number 2 [ 26.434676][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 320] close(9 [pid 311] close(9 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(3) = 0 [pid 322] close(3 [pid 321] close(4 [pid 322] <... close resumed>) = 0 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(10 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(4 [pid 321] close(5 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(10 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(11 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(5 [pid 321] close(6 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(11 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(12 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(6 [pid 321] close(7 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(12 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(13 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(7 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(13 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(8 [pid 320] close(14 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(8 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(14 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(9 [pid 320] close(15 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(9 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(15 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(10 [pid 320] close(16 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(10 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(16 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(11 [pid 320] close(17 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(11 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(17 [pid 320] close(18 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(18 [pid 320] close(19 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(19 [pid 320] close(20 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(12 [pid 321] close(12 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(20 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(21 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(13 [pid 321] close(13 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(21 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(22 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(14 [pid 321] close(14 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(22 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(23 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(15 [pid 321] close(15 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(23 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(24 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(16 [pid 321] close(16 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(24 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(25 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(17 [pid 321] close(17 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(25 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(26 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(18 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(26 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(18 [pid 320] close(27 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(19 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(27 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(19 [pid 320] close(28 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(20 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(28 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(20 [pid 320] close(29 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(21 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] close(29 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(21 [pid 320] exit_group(0 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] close(22 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... exit_group resumed>) = ? [pid 311] exit_group(0 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(22 [pid 322] close(23 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(23 [ 26.437440][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 26.444225][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 26.449042][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 26.467427][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 26.472778][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [pid 322] close(24 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] +++ exited with 0 +++ [pid 311] <... exit_group resumed>) = ? [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(24 [pid 311] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 322] close(25 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(25 [pid 307] <... restart_syscall resumed>) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 322] close(26 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(26 [pid 322] close(27 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(27 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 322] close(28 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 304] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(28 [pid 307] <... openat resumed>) = 3 [pid 322] close(29 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] newfstatat(3, "", [pid 304] <... openat resumed>) = 3 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] close(29 [pid 307] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] newfstatat(3, "", [pid 322] exit_group(0 [pid 321] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] getdents64(3, [pid 304] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 322] <... exit_group resumed>) = ? [pid 321] exit_group(0 [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] getdents64(3, [pid 322] +++ exited with 0 +++ [pid 321] <... exit_group resumed>) = ? [pid 307] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 304] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 321] +++ exited with 0 +++ [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 306] restart_syscall(<... resuming interrupted clone ...> [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... restart_syscall resumed>) = 0 [pid 304] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 307] unlink("./0/cgroup.cpu" [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 304] unlink("./0/cgroup.cpu" [pid 307] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 304] <... unlink resumed>) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] newfstatat(AT_FDCWD, "./0/binderfs", [pid 306] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... openat resumed>) = 3 [pid 304] newfstatat(AT_FDCWD, "./0/binderfs", [pid 308] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] unlink("./0/binderfs" [pid 306] newfstatat(3, "", [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] <... unlink resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] unlink("./0/binderfs" [pid 308] newfstatat(3, "", [pid 307] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] getdents64(3, [pid 304] <... unlink resumed>) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] getdents64(3, [pid 307] newfstatat(AT_FDCWD, "./0/cgroup", [pid 306] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./0/cgroup", [pid 308] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] unlink("./0/cgroup" [pid 306] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./0/cgroup" [pid 308] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 307] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] unlink("./0/cgroup.cpu" [pid 304] <... unlink resumed>) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] <... unlink resumed>) = 0 [pid 304] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] unlink("./0/cgroup.cpu" [pid 307] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 306] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 308] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] unlink("./0/cgroup.net" [pid 306] newfstatat(AT_FDCWD, "./0/binderfs", [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./0/cgroup.net" [pid 308] newfstatat(AT_FDCWD, "./0/binderfs", [pid 307] getdents64(3, [pid 306] unlink("./0/binderfs" [pid 304] <... unlink resumed>) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] <... unlink resumed>) = 0 [pid 304] getdents64(3, [pid 308] unlink("./0/binderfs" [pid 307] close(3 [pid 306] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 304] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] <... close resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] close(3 [pid 308] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] rmdir("./0" [pid 306] newfstatat(AT_FDCWD, "./0/cgroup", [pid 304] <... close resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... rmdir resumed>) = 0 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] rmdir("./0" [pid 308] newfstatat(AT_FDCWD, "./0/cgroup", [pid 307] mkdir("./1", 0777 [pid 306] unlink("./0/cgroup" [pid 304] <... rmdir resumed>) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 306] <... unlink resumed>) = 0 [pid 304] mkdir("./1", 0777 [pid 308] unlink("./0/cgroup" [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 304] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 337 attached [pid 308] <... unlink resumed>) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 338 attached [pid 337] set_robust_list(0x55555647a660, 24 [pid 308] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 3 [pid 306] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 338] set_robust_list(0x55555647a660, 24 [pid 337] <... set_robust_list resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 26.493703][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 26.506530][ T24] cdc_ncm 6-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 26.519840][ T37] cdc_ncm 2-1:5.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 26.533906][ T316] cdc_ncm 5-1:5.0 usb3: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 3 [pid 338] <... set_robust_list resumed>) = 0 [pid 337] chdir("./1" [pid 308] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 306] unlink("./0/cgroup.net" [pid 338] chdir("./1" [pid 337] <... chdir resumed>) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... unlink resumed>) = 0 [pid 338] <... chdir resumed>) = 0 [pid 337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] unlink("./0/cgroup.net" [pid 306] getdents64(3, [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 337] <... prctl resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 338] <... prctl resumed>) = 0 [pid 337] setpgid(0, 0 [pid 308] getdents64(3, [pid 306] close(3 [pid 338] setpgid(0, 0 [pid 337] <... setpgid resumed>) = 0 [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 338] <... setpgid resumed>) = 0 [pid 337] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 308] close(3 [pid 306] rmdir("./0" [pid 338] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 337] <... symlink resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 338] <... symlink resumed>) = 0 [pid 337] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 308] rmdir("./0" [pid 306] mkdir("./1", 0777 [pid 338] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 337] <... symlink resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 338] <... symlink resumed>) = 0 [pid 337] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 308] mkdir("./1", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 339 attached [pid 338] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 337] <... symlink resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 339] set_robust_list(0x55555647a660, 24 [pid 338] <... symlink resumed>) = 0 [pid 337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 3 [pid 339] <... set_robust_list resumed>) = 0 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 337] <... openat resumed>) = 3 [pid 339] chdir("./1" [pid 338] <... openat resumed>) = 3 [pid 337] write(3, "1000", 4 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 3 ./strace-static-x86_64: Process 340 attached [pid 339] <... chdir resumed>) = 0 [pid 338] write(3, "1000", 4 [pid 337] <... write resumed>) = 4 [pid 340] set_robust_list(0x55555647a660, 24 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 338] <... write resumed>) = 4 [pid 337] close(3 [pid 339] <... prctl resumed>) = 0 [pid 338] close(3 [pid 337] <... close resumed>) = 0 [pid 339] setpgid(0, 0 [pid 338] <... close resumed>) = 0 [pid 337] symlink("/dev/binderfs", "./binderfs" [pid 339] <... setpgid resumed>) = 0 [pid 338] symlink("/dev/binderfs", "./binderfs" [pid 337] <... symlink resumed>) = 0 [pid 339] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 338] <... symlink resumed>) = 0 [pid 337] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 339] <... symlink resumed>) = 0 [pid 338] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 337] <... openat resumed>) = 3 [pid 339] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 338] <... openat resumed>) = 3 [pid 337] ioctl(3, USB_RAW_IOCTL_INIT [pid 340] <... set_robust_list resumed>) = 0 [pid 339] <... symlink resumed>) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_INIT [pid 340] chdir("./1" [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] <... chdir resumed>) = 0 [pid 340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 340] setpgid(0, 0) = 0 [pid 340] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 340] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 340] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 337] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 339] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0) = 0 [pid 339] <... symlink resumed>) = 0 [pid 338] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 338] <... ioctl resumed>, 0) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 26.547435][ T323] usb 3-1: USB disconnect, device number 2 [ 26.553447][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 26.567465][ T24] usb 6-1: USB disconnect, device number 2 [ 26.576716][ T37] usb 2-1: USB disconnect, device number 2 [ 26.583826][ T316] usb 5-1: USB disconnect, device number 2 [pid 339] <... openat resumed>) = 3 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] write(3, "1000", 4 [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] <... symlink resumed>) = 0 [pid 339] <... write resumed>) = 4 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] close(3) = 0 [pid 339] symlink("/dev/binderfs", "./binderfs") = 0 [pid 339] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 339] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 339] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 340] write(3, "1000", 4) = 4 [pid 340] close(3) = 0 [pid 340] symlink("/dev/binderfs", "./binderfs") = 0 [pid 340] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 340] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 340] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 26.591312][ T24] cdc_ncm 6-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 26.600815][ T37] cdc_ncm 2-1:5.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 26.614828][ T316] cdc_ncm 5-1:5.0 usb3: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 26.867393][ T6] usb 1-1: new high-speed USB device number 3 using dummy_hcd [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 26.917395][ T19] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 26.957373][ T323] usb 3-1: new high-speed USB device number 3 using dummy_hcd [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 27.017384][ T24] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 27.057396][ T37] usb 2-1: new high-speed USB device number 3 using dummy_hcd [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 27.064733][ T316] usb 5-1: new high-speed USB device number 3 using dummy_hcd [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 333] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 333] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 27.227416][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 333] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 333] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 27.277456][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 333] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 27.347529][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 333] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 27.407439][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 27.417472][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 27.417764][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.436640][ T6] usb 1-1: Product: syz [ 27.440881][ T6] usb 1-1: Manufacturer: syz [ 27.445303][ T6] usb 1-1: SerialNumber: syz [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 333] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 333] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 333] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_READ [ 27.449834][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 27.463662][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.471709][ T19] usb 4-1: Product: syz [ 27.475684][ T19] usb 4-1: Manufacturer: syz [ 27.477441][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 27.480198][ T19] usb 4-1: SerialNumber: syz [ 27.491053][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 339] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 27.537493][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 27.546577][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.554531][ T323] usb 3-1: Product: syz [ 27.558687][ T323] usb 3-1: Manufacturer: syz [ 27.563092][ T323] usb 3-1: SerialNumber: syz [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 340] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 27.627480][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 27.636353][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.644447][ T24] usb 6-1: Product: syz [ 27.648508][ T24] usb 6-1: Manufacturer: syz [ 27.652843][ T24] usb 6-1: SerialNumber: syz [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 340] <... ioctl resumed>, 0) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 340] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 27.677477][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 27.686346][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.694537][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 27.703936][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.711788][ T37] usb 2-1: Product: syz [ 27.715736][ T37] usb 2-1: Manufacturer: syz [ 27.720213][ T316] usb 5-1: Product: syz [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 337] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 335] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 338] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 337] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 338] <... ioctl resumed>, 0) = 0 [pid 337] <... ioctl resumed>, 0) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 337] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 338] <... ioctl resumed>, 0) = 0 [pid 337] <... ioctl resumed>, 0) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 337] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 338] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 337] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 338] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 27.724152][ T316] usb 5-1: Manufacturer: syz [ 27.728620][ T37] usb 2-1: SerialNumber: syz [ 27.733381][ T316] usb 5-1: SerialNumber: syz [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 337] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 338] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 338] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 335] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 333] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 338] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 337] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 335] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 339] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 340] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 333] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 338] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 337] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 337] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 337] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 338] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 333] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 339] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 28.617486][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 28.624158][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 28.632027][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 28.637649][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 28.644024][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 28.651493][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 339] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 340] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 28.687439][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 28.693740][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 28.701004][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 340] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 338] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 337] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 338] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 337] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 338] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 337] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 333] close(3) = 0 [pid 333] close(4) = -1 EBADF (Bad file descriptor) [pid 333] close(5) = -1 EBADF (Bad file descriptor) [pid 333] close(6) = -1 EBADF (Bad file descriptor) [pid 333] close(7) = -1 EBADF (Bad file descriptor) [pid 333] close(8) = -1 EBADF (Bad file descriptor) [pid 333] close(9) = -1 EBADF (Bad file descriptor) [pid 333] close(10) = -1 EBADF (Bad file descriptor) [pid 333] close(11) = -1 EBADF (Bad file descriptor) [pid 333] close(12) = -1 EBADF (Bad file descriptor) [pid 333] close(13) = -1 EBADF (Bad file descriptor) [pid 333] close(14) = -1 EBADF (Bad file descriptor) [pid 333] close(15) = -1 EBADF (Bad file descriptor) [pid 333] close(16) = -1 EBADF (Bad file descriptor) [pid 333] close(17) = -1 EBADF (Bad file descriptor) [pid 338] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 337] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 28.777443][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 28.783706][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 28.791151][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 333] close(18) = -1 EBADF (Bad file descriptor) [pid 333] close(19) = -1 EBADF (Bad file descriptor) [pid 333] close(20) = -1 EBADF (Bad file descriptor) [pid 333] close(21) = -1 EBADF (Bad file descriptor) [pid 333] close(22) = -1 EBADF (Bad file descriptor) [pid 333] close(23) = -1 EBADF (Bad file descriptor) [pid 333] close(24) = -1 EBADF (Bad file descriptor) [pid 333] close(25) = -1 EBADF (Bad file descriptor) [pid 333] close(26) = -1 EBADF (Bad file descriptor) [pid 333] close(27) = -1 EBADF (Bad file descriptor) [pid 333] close(28) = -1 EBADF (Bad file descriptor) [pid 333] close(29) = -1 EBADF (Bad file descriptor) [pid 333] exit_group(0) = ? [pid 333] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 335] close(3 [pid 302] <... restart_syscall resumed>) = 0 [pid 302] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./1/cgroup.cpu") = 0 [pid 302] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 335] <... close resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./1/binderfs" [pid 335] close(4) = -1 EBADF (Bad file descriptor) [pid 335] close(5) = -1 EBADF (Bad file descriptor) [pid 335] close(6) = -1 EBADF (Bad file descriptor) [pid 335] close(7) = -1 EBADF (Bad file descriptor) [pid 335] close(8) = -1 EBADF (Bad file descriptor) [pid 335] close(9) = -1 EBADF (Bad file descriptor) [pid 335] close(10) = -1 EBADF (Bad file descriptor) [pid 335] close(11) = -1 EBADF (Bad file descriptor) [pid 335] close(12) = -1 EBADF (Bad file descriptor) [ 28.837444][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 28.843771][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 28.847508][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 28.850003][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 28.857525][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 28.867549][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 335] close(13) = -1 EBADF (Bad file descriptor) [pid 335] close(14) = -1 EBADF (Bad file descriptor) [pid 335] close(15) = -1 EBADF (Bad file descriptor) [pid 335] close(16) = -1 EBADF (Bad file descriptor) [pid 335] close(17) = -1 EBADF (Bad file descriptor) [pid 335] close(18) = -1 EBADF (Bad file descriptor) [pid 335] close(19) = -1 EBADF (Bad file descriptor) [pid 335] close(20) = -1 EBADF (Bad file descriptor) [pid 335] close(21) = -1 EBADF (Bad file descriptor) [pid 335] close(22) = -1 EBADF (Bad file descriptor) [pid 335] close(23) = -1 EBADF (Bad file descriptor) [pid 335] close(24) = -1 EBADF (Bad file descriptor) [pid 335] close(25) = -1 EBADF (Bad file descriptor) [pid 335] close(26) = -1 EBADF (Bad file descriptor) [pid 335] close(27) = -1 EBADF (Bad file descriptor) [pid 335] close(28) = -1 EBADF (Bad file descriptor) [pid 335] close(29) = -1 EBADF (Bad file descriptor) [pid 335] exit_group(0) = ? [pid 335] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, [pid 339] close(3) = 0 [pid 302] <... unlink resumed>) = 0 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./1/cgroup", [pid 305] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./1/cgroup" [pid 339] close(4 [pid 305] unlink("./1/cgroup.cpu" [pid 302] <... unlink resumed>) = 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... unlink resumed>) = 0 [pid 302] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 339] close(5 [pid 305] newfstatat(AT_FDCWD, "./1/binderfs", [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 339] close(6 [pid 305] unlink("./1/binderfs" [pid 302] unlink("./1/cgroup.net" [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 339] close(7 [pid 302] <... unlink resumed>) = 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] getdents64(3, [pid 339] close(8 [pid 305] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./1/cgroup") = 0 [pid 305] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./1/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./1") = 0 [pid 305] mkdir("./2", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 4 [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./1") = 0 [pid 302] mkdir("./2", 0777./strace-static-x86_64: Process 344 attached ) = 0 [pid 344] set_robust_list(0x55555647a660, 24 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... set_robust_list resumed>) = 0 [pid 339] close(9 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 344] chdir("./2" [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... chdir resumed>) = 0 [pid 339] close(10 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... prctl resumed>) = 0 [pid 339] close(11./strace-static-x86_64: Process 345 attached [pid 344] setpgid(0, 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 4 [pid 345] set_robust_list(0x55555647a660, 24) = 0 [pid 345] chdir("./2") = 0 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 345] setpgid(0, 0) = 0 [pid 345] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 345] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 345] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 345] write(3, "1000", 4) = 4 [pid 345] close(3) = 0 [pid 345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 345] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 345] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 345] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 344] <... setpgid resumed>) = 0 [pid 344] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 344] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [ 28.884319][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 28.887648][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 28.890290][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 28.902164][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 28.917537][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 28.925283][ T6] usb 1-1: USB disconnect, device number 3 [pid 344] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 [pid 344] symlink("/dev/binderfs", "./binderfs") = 0 [pid 344] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 344] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 339] close(12 [pid 344] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 339] close(13) = -1 EBADF (Bad file descriptor) [pid 339] close(14) = -1 EBADF (Bad file descriptor) [pid 339] close(15) = -1 EBADF (Bad file descriptor) [pid 339] close(16) = -1 EBADF (Bad file descriptor) [pid 339] close(17) = -1 EBADF (Bad file descriptor) [pid 339] close(18) = -1 EBADF (Bad file descriptor) [pid 339] close(19) = -1 EBADF (Bad file descriptor) [pid 339] close(20) = -1 EBADF (Bad file descriptor) [pid 339] close(21) = -1 EBADF (Bad file descriptor) [pid 339] close(22) = -1 EBADF (Bad file descriptor) [pid 339] close(23) = -1 EBADF (Bad file descriptor) [pid 339] close(24) = -1 EBADF (Bad file descriptor) [pid 339] close(25) = -1 EBADF (Bad file descriptor) [pid 339] close(26) = -1 EBADF (Bad file descriptor) [pid 339] close(27) = -1 EBADF (Bad file descriptor) [pid 339] close(28) = -1 EBADF (Bad file descriptor) [pid 339] close(29) = -1 EBADF (Bad file descriptor) [pid 339] exit_group(0) = ? [pid 339] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 340] close(3) = 0 [pid 340] close(4) = -1 EBADF (Bad file descriptor) [pid 340] close(5) = -1 EBADF (Bad file descriptor) [pid 306] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 340] close(6) = -1 EBADF (Bad file descriptor) [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 340] close(7) = -1 EBADF (Bad file descriptor) [pid 306] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 340] close(8) = -1 EBADF (Bad file descriptor) [ 28.926667][ T323] cdc_ncm 3-1:5.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 28.950721][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 28.952645][ T323] usb 3-1: USB disconnect, device number 3 [ 28.968129][ T19] usb 4-1: USB disconnect, device number 3 [ 28.974748][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 340] close(9) = -1 EBADF (Bad file descriptor) [pid 340] close(10) = -1 EBADF (Bad file descriptor) [pid 340] close(11) = -1 EBADF (Bad file descriptor) [pid 340] close(12) = -1 EBADF (Bad file descriptor) [pid 340] close(13) = -1 EBADF (Bad file descriptor) [pid 340] close(14) = -1 EBADF (Bad file descriptor) [pid 340] close(15) = -1 EBADF (Bad file descriptor) [pid 340] close(16) = -1 EBADF (Bad file descriptor) [pid 340] close(17) = -1 EBADF (Bad file descriptor) [pid 340] close(18) = -1 EBADF (Bad file descriptor) [pid 340] close(19) = -1 EBADF (Bad file descriptor) [pid 340] close(20) = -1 EBADF (Bad file descriptor) [pid 340] close(21) = -1 EBADF (Bad file descriptor) [pid 340] close(22) = -1 EBADF (Bad file descriptor) [pid 340] close(23) = -1 EBADF (Bad file descriptor) [pid 340] close(24) = -1 EBADF (Bad file descriptor) [pid 340] close(25) = -1 EBADF (Bad file descriptor) [pid 340] close(26) = -1 EBADF (Bad file descriptor) [pid 340] close(27) = -1 EBADF (Bad file descriptor) [pid 340] close(28) = -1 EBADF (Bad file descriptor) [pid 340] close(29) = -1 EBADF (Bad file descriptor) [pid 340] exit_group(0) = ? [pid 340] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] <... openat resumed>) = 3 [pid 308] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] newfstatat(3, "", [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] <... openat resumed>) = 3 [pid 308] newfstatat(3, "", [pid 306] getdents64(3, [pid 308] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./1/cgroup.cpu") = 0 [pid 308] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./1/binderfs") = 0 [pid 308] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./1/cgroup") = 0 [pid 308] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./1/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./1") = 0 [pid 308] mkdir("./2", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 4 ./strace-static-x86_64: Process 347 attached [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 347] set_robust_list(0x55555647a660, 24) = 0 [pid 306] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 347] chdir("./2" [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 347] <... chdir resumed>) = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 347] setpgid(0, 0) = 0 [pid 347] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 347] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 347] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 347] write(3, "1000", 4) = 4 [pid 347] close(3) = 0 [pid 347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 347] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 347] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 347] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] unlink("./1/cgroup.cpu") = 0 [pid 306] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./1/binderfs") = 0 [pid 306] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./1/cgroup") = 0 [pid 306] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./1/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./1") = 0 [pid 306] mkdir("./2", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 349 attached , child_tidptr=0x55555647a650) = 4 [pid 349] set_robust_list(0x55555647a660, 24) = 0 [pid 349] chdir("./2") = 0 [pid 349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 349] setpgid(0, 0) = 0 [pid 349] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 349] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 349] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 338] close(3 [pid 337] close(3 [pid 349] write(3, "1000", 4 [pid 338] <... close resumed>) = 0 [pid 337] <... close resumed>) = 0 [pid 338] close(4 [pid 337] close(4 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... write resumed>) = 4 [pid 338] close(5 [pid 337] close(5 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(3 [pid 338] close(6 [pid 337] close(6 [pid 349] <... close resumed>) = 0 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] symlink("/dev/binderfs", "./binderfs" [pid 338] close(7 [pid 337] close(7 [pid 349] <... symlink resumed>) = 0 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 338] close(8 [pid 337] close(8 [pid 349] <... openat resumed>) = 3 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 28.988546][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 28.998162][ T323] cdc_ncm 3-1:5.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 29.008331][ T24] cdc_ncm 6-1:5.0 usb3: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 338] close(9 [pid 337] close(9 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(10 [pid 337] close(10 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(11 [pid 337] close(11 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(12 [pid 337] close(12 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(13 [pid 337] close(13 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(14 [pid 337] close(14 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(15 [pid 337] close(15 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(16 [pid 337] close(16 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(17 [pid 337] close(17 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(18 [pid 337] close(18 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(19 [pid 337] close(19 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(20 [pid 337] close(20 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(21 [pid 337] close(21 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(22 [pid 337] close(22 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(23 [pid 337] close(23 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(24 [pid 337] close(24 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(25 [pid 337] close(25 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(26 [pid 337] close(26 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(27 [pid 337] close(27 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(28 [pid 337] close(28 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(29 [pid 337] close(29 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] exit_group(0 [pid 337] exit_group(0 [pid 338] <... exit_group resumed>) = ? [pid 337] <... exit_group resumed>) = ? [pid 338] +++ exited with 0 +++ [pid 337] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 349] ioctl(3, USB_RAW_IOCTL_INIT [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 307] <... openat resumed>) = 3 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] newfstatat(3, "", [pid 349] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 307] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 349] <... ioctl resumed>, 0) = 0 [pid 307] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] newfstatat(AT_FDCWD, "./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./1/cgroup.cpu" [pid 304] <... openat resumed>) = 3 [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 307] <... unlink resumed>) = 0 [pid 304] newfstatat(3, "", [pid 307] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] getdents64(3, [pid 307] unlink("./1/binderfs") = 0 [pid 304] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./1/cgroup") = 0 [pid 307] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./1/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./1") = 0 [pid 307] mkdir("./2", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 350 attached [pid 350] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 4 [pid 350] <... set_robust_list resumed>) = 0 [pid 350] chdir("./2") = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 350] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 304] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 350] <... symlink resumed>) = 0 [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 350] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 304] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 350] <... symlink resumed>) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 350] <... openat resumed>) = 3 [pid 350] write(3, "1000", 4) = 4 [pid 350] close(3) = 0 [pid 350] symlink("/dev/binderfs", "./binderfs") = 0 [pid 350] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 350] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 350] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 29.043644][ T24] usb 6-1: USB disconnect, device number 3 [ 29.049400][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 29.055795][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 29.073554][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] unlink("./1/cgroup.cpu") = 0 [pid 304] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./1/binderfs") = 0 [pid 304] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./1/cgroup") = 0 [pid 304] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./1/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./1") = 0 [pid 304] mkdir("./2", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 351 attached [pid 351] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 4 [pid 351] <... set_robust_list resumed>) = 0 [ 29.088368][ T316] cdc_ncm 5-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 351] chdir("./2") = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 351] setpgid(0, 0) = 0 [pid 351] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 351] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 351] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 351] write(3, "1000", 4) = 4 [pid 351] close(3) = 0 [pid 351] symlink("/dev/binderfs", "./binderfs") = 0 [pid 351] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 351] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 351] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 29.120906][ T24] cdc_ncm 6-1:5.0 usb3: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 29.156986][ T37] usb 2-1: USB disconnect, device number 3 [ 29.163919][ T316] usb 5-1: USB disconnect, device number 3 [ 29.173274][ T316] cdc_ncm 5-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 29.182659][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 29.407425][ T6] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 29.447491][ T323] usb 3-1: new high-speed USB device number 4 using dummy_hcd [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 29.447510][ T19] usb 4-1: new high-speed USB device number 4 using dummy_hcd [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 29.587418][ T24] usb 6-1: new high-speed USB device number 4 using dummy_hcd [ 29.617369][ T316] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 29.624720][ T37] usb 2-1: new high-speed USB device number 4 using dummy_hcd [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 351] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 345] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 29.767446][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 345] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 29.817438][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 29.857469][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 351] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 351] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 29.947430][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 29.956296][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 29.964619][ T6] usb 1-1: Product: syz [ 29.968756][ T6] usb 1-1: Manufacturer: syz [ 29.973164][ T6] usb 1-1: SerialNumber: syz [ 29.977534][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 345] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 351] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [ 29.988544][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 29.997476][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 30.008981][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 30.016872][ T19] usb 4-1: Product: syz [ 30.022019][ T19] usb 4-1: Manufacturer: syz [ 30.026464][ T19] usb 4-1: SerialNumber: syz [pid 344] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 349] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 351] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] <... ioctl resumed>, 0) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 349] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 30.037461][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 30.048242][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 30.057085][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 30.065415][ T323] usb 3-1: Product: syz [ 30.069573][ T323] usb 3-1: Manufacturer: syz [ 30.073977][ T323] usb 3-1: SerialNumber: syz [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 351] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 351] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 30.197448][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 30.206300][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 30.214305][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 30.223238][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 30.231115][ T316] usb 5-1: Product: syz [ 30.235092][ T316] usb 5-1: Manufacturer: syz [ 30.239685][ T24] usb 6-1: Product: syz [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 347] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 350] <... ioctl resumed>, 0) = 0 [pid 347] <... ioctl resumed>, 0) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 347] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 350] <... ioctl resumed>, 0) = 0 [pid 347] <... ioctl resumed>, 0) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 350] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 347] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 351] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 350] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 30.243655][ T24] usb 6-1: Manufacturer: syz [ 30.248116][ T316] usb 5-1: SerialNumber: syz [ 30.252914][ T24] usb 6-1: SerialNumber: syz [ 30.257411][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 30.266168][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 30.274910][ T37] usb 2-1: Product: syz [ 30.278914][ T37] usb 2-1: Manufacturer: syz [ 30.283315][ T37] usb 2-1: SerialNumber: syz [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 347] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 347] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 350] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 347] <... ioctl resumed>, 0) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 350] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0xb) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 347] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 347] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 350] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 345] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 344] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 347] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 344] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 349] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 345] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 344] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 344] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 344] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 350] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 347] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 350] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 350] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 347] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 350] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 31.117422][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 31.124223][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 31.131780][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 344] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 351] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 349] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 31.167431][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 31.174099][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 31.181913][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 31.207433][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 31.213716][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 31.221000][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 345] close(3) = 0 [pid 345] close(4) = -1 EBADF (Bad file descriptor) [pid 345] close(5) = -1 EBADF (Bad file descriptor) [pid 345] close(6) = -1 EBADF (Bad file descriptor) [pid 345] close(7) = -1 EBADF (Bad file descriptor) [pid 345] close(8) = -1 EBADF (Bad file descriptor) [pid 345] close(9) = -1 EBADF (Bad file descriptor) [pid 345] close(10) = -1 EBADF (Bad file descriptor) [pid 345] close(11) = -1 EBADF (Bad file descriptor) [pid 345] close(12) = -1 EBADF (Bad file descriptor) [pid 345] close(13) = -1 EBADF (Bad file descriptor) [pid 345] close(14) = -1 EBADF (Bad file descriptor) [pid 345] close(15) = -1 EBADF (Bad file descriptor) [pid 345] close(16) = -1 EBADF (Bad file descriptor) [pid 345] close(17) = -1 EBADF (Bad file descriptor) [pid 345] close(18) = -1 EBADF (Bad file descriptor) [pid 345] close(19) = -1 EBADF (Bad file descriptor) [pid 345] close(20) = -1 EBADF (Bad file descriptor) [pid 345] close(21) = -1 EBADF (Bad file descriptor) [pid 345] close(22) = -1 EBADF (Bad file descriptor) [pid 345] close(23) = -1 EBADF (Bad file descriptor) [pid 345] close(24) = -1 EBADF (Bad file descriptor) [pid 345] close(25) = -1 EBADF (Bad file descriptor) [pid 345] close(26) = -1 EBADF (Bad file descriptor) [pid 345] close(27) = -1 EBADF (Bad file descriptor) [pid 345] close(28) = -1 EBADF (Bad file descriptor) [pid 345] close(29 [pid 350] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 347] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 345] exit_group(0 [pid 350] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 345] <... exit_group resumed>) = ? [pid 345] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./2/cgroup.cpu") = 0 [pid 302] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./2/binderfs") = 0 [pid 302] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./2/cgroup") = 0 [pid 302] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./2/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./2") = 0 [pid 302] mkdir("./3", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 381 attached [pid 381] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 5 [pid 381] <... set_robust_list resumed>) = 0 [pid 381] chdir("./3" [pid 344] close(3 [pid 381] <... chdir resumed>) = 0 [pid 381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 381] setpgid(0, 0 [pid 344] <... close resumed>) = 0 [pid 381] <... setpgid resumed>) = 0 [ 31.327416][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 31.336706][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 31.362893][ T6] usb 1-1: USB disconnect, device number 4 [pid 381] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 350] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 347] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 344] close(4 [pid 381] <... symlink resumed>) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 351] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 381] <... symlink resumed>) = 0 [pid 351] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 381] write(3, "1000", 4) = 4 [pid 381] close(3) = 0 [pid 381] symlink("/dev/binderfs", "./binderfs") = 0 [pid 381] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 381] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [ 31.377450][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 31.383818][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 31.387442][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 31.391615][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 31.402468][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 31.402864][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 349] close(3 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = 0 [pid 349] close(4 [pid 344] close(5) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(6 [pid 349] close(5 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(7 [pid 349] close(6) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(7 [pid 344] close(8 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(8 [pid 344] close(9 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(9 [pid 344] close(10 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(10 [pid 344] close(11 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(11 [pid 344] close(12 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(12 [pid 344] close(13 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(13 [pid 344] close(14 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(14 [pid 344] close(15 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(15 [pid 344] close(16 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(16 [pid 344] close(17 [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] close(17) = -1 EBADF (Bad file descriptor) [pid 344] close(18 [pid 349] close(18 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(19 [pid 349] close(19 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(20 [pid 349] close(20 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(21 [pid 349] close(21 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(22 [pid 349] close(22 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(23 [pid 349] close(23 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(24 [pid 349] close(24 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(25 [pid 349] close(25 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(26 [pid 349] close(26 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(27 [pid 349] close(27 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(28 [pid 349] close(28 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(29 [pid 349] close(29) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 351] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 349] exit_group(0 [pid 344] exit_group(0 [pid 349] <... exit_group resumed>) = ? [pid 344] <... exit_group resumed>) = ? [ 31.413867][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 31.428259][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 31.436498][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 31.445387][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 31.450785][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 31.456933][ T19] usb 4-1: USB disconnect, device number 4 [ 31.457008][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 31.470921][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 349] +++ exited with 0 +++ [pid 344] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 306] <... openat resumed>) = 3 [pid 305] <... openat resumed>) = 3 [pid 306] newfstatat(3, "", [pid 305] newfstatat(3, "", [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, [pid 305] getdents64(3, [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 305] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./2/cgroup.cpu" [pid 305] unlink("./2/cgroup.cpu" [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 306] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./2/binderfs", [pid 305] newfstatat(AT_FDCWD, "./2/binderfs", [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./2/binderfs" [pid 305] unlink("./2/binderfs" [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 306] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./2/cgroup", [pid 305] newfstatat(AT_FDCWD, "./2/cgroup", [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./2/cgroup" [pid 305] unlink("./2/cgroup" [pid 306] <... unlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 306] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 306] unlink("./2/cgroup.net" [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] <... unlink resumed>) = 0 [pid 305] unlink("./2/cgroup.net" [pid 306] getdents64(3, [pid 305] <... unlink resumed>) = 0 [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3, [pid 306] close(3 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] <... close resumed>) = 0 [pid 305] close(3 [pid 306] rmdir("./2" [pid 305] <... close resumed>) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 305] rmdir("./2" [pid 306] mkdir("./3", 0777 [pid 305] <... rmdir resumed>) = 0 [pid 306] <... mkdir resumed>) = 0 [pid 305] mkdir("./3", 0777 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 305] <... mkdir resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 5 ./strace-static-x86_64: Process 386 attached ./strace-static-x86_64: Process 385 attached [pid 386] set_robust_list(0x55555647a660, 24 [pid 385] set_robust_list(0x55555647a660, 24 [pid 386] <... set_robust_list resumed>) = 0 [pid 385] <... set_robust_list resumed>) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 5 [pid 386] chdir("./3" [pid 385] chdir("./3" [pid 386] <... chdir resumed>) = 0 [pid 385] <... chdir resumed>) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 386] <... prctl resumed>) = 0 [pid 385] <... prctl resumed>) = 0 [pid 386] setpgid(0, 0) = 0 [pid 385] setpgid(0, 0 [pid 386] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 385] <... setpgid resumed>) = 0 [pid 386] <... symlink resumed>) = 0 [pid 386] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 385] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 386] <... symlink resumed>) = 0 [pid 385] <... symlink resumed>) = 0 [pid 386] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 385] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 386] <... symlink resumed>) = 0 [pid 385] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 386] <... openat resumed>) = 3 [pid 385] <... openat resumed>) = 3 [pid 386] write(3, "1000", 4 [pid 385] write(3, "1000", 4 [pid 386] <... write resumed>) = 4 [pid 385] <... write resumed>) = 4 [pid 386] close(3 [pid 385] close(3 [pid 386] <... close resumed>) = 0 [pid 385] <... close resumed>) = 0 [pid 386] symlink("/dev/binderfs", "./binderfs" [pid 385] symlink("/dev/binderfs", "./binderfs" [pid 386] <... symlink resumed>) = 0 [pid 385] <... symlink resumed>) = 0 [pid 386] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 385] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 386] <... openat resumed>) = 3 [pid 385] <... openat resumed>) = 3 [pid 386] ioctl(3, USB_RAW_IOCTL_INIT [pid 385] ioctl(3, USB_RAW_IOCTL_INIT [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 385] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 386] <... ioctl resumed>, 0) = 0 [pid 385] <... ioctl resumed>, 0) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 31.475852][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 31.487861][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 31.530498][ T323] usb 3-1: USB disconnect, device number 4 [ 31.541380][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 350] close(3) = 0 [pid 350] close(4) = -1 EBADF (Bad file descriptor) [pid 350] close(5) = -1 EBADF (Bad file descriptor) [pid 350] close(6) = -1 EBADF (Bad file descriptor) [pid 350] close(7) = -1 EBADF (Bad file descriptor) [pid 347] close(3 [pid 350] close(8 [pid 347] <... close resumed>) = 0 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(4 [pid 350] close(9 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(5 [pid 350] close(10 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(6 [pid 350] close(11 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(7 [pid 350] close(12 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(8 [pid 350] close(13 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(9 [pid 350] close(14 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(10 [pid 350] close(15 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(11 [pid 350] close(16 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(12 [pid 350] close(17 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(13) = -1 EBADF (Bad file descriptor) [pid 347] close(14) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(15 [pid 350] close(18) = -1 EBADF (Bad file descriptor) [pid 350] close(19) = -1 EBADF (Bad file descriptor) [pid 350] close(20) = -1 EBADF (Bad file descriptor) [pid 350] close(21) = -1 EBADF (Bad file descriptor) [pid 350] close(22) = -1 EBADF (Bad file descriptor) [pid 350] close(23) = -1 EBADF (Bad file descriptor) [pid 350] close(24) = -1 EBADF (Bad file descriptor) [pid 350] close(25) = -1 EBADF (Bad file descriptor) [pid 350] close(26) = -1 EBADF (Bad file descriptor) [pid 350] close(27) = -1 EBADF (Bad file descriptor) [pid 350] close(28) = -1 EBADF (Bad file descriptor) [pid 350] close(29) = -1 EBADF (Bad file descriptor) [pid 350] exit_group(0) = ? [pid 350] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(16) = -1 EBADF (Bad file descriptor) [pid 347] close(17) = -1 EBADF (Bad file descriptor) [pid 307] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 347] close(18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 347] close(19) = -1 EBADF (Bad file descriptor) [pid 307] <... openat resumed>) = 3 [pid 347] close(20 [pid 307] newfstatat(3, "", [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 347] close(21 [pid 307] getdents64(3, [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(22 [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(23 [pid 307] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 347] close(24 [pid 307] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 347] close(25 [pid 307] unlink("./2/cgroup.cpu" [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... unlink resumed>) = 0 [pid 347] close(26 [pid 307] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(27 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(28 [pid 307] newfstatat(AT_FDCWD, "./2/binderfs", [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 347] close(29 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] unlink("./2/binderfs" [pid 347] exit_group(0 [pid 307] <... unlink resumed>) = 0 [pid 347] <... exit_group resumed>) = ? [pid 307] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 347] +++ exited with 0 +++ [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 307] newfstatat(AT_FDCWD, "./2/cgroup", [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./2/cgroup" [pid 308] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] <... unlink resumed>) = 0 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 351] close(3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] unlink("./2/cgroup.cpu" [pid 351] <... close resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 351] close(4 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 351] close(5 [pid 307] unlink("./2/cgroup.net" [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 351] close(6 [pid 308] newfstatat(AT_FDCWD, "./2/binderfs", [pid 307] <... unlink resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] getdents64(3, [pid 351] close(7 [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] close(3 [pid 351] close(8 [pid 307] <... close resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] rmdir("./2" [pid 351] close(9 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] unlink("./2/binderfs" [pid 307] <... rmdir resumed>) = 0 [pid 351] close(10 [pid 307] mkdir("./3", 0777 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... unlink resumed>) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 351] close(11 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 351] close(12) = -1 EBADF (Bad file descriptor) [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 5 [pid 351] close(13./strace-static-x86_64: Process 403 attached ) = -1 EBADF (Bad file descriptor) [pid 308] newfstatat(AT_FDCWD, "./2/cgroup", [pid 403] set_robust_list(0x55555647a660, 24 [pid 351] close(14 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 403] <... set_robust_list resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] unlink("./2/cgroup" [pid 403] chdir("./3" [pid 308] <... unlink resumed>) = 0 [pid 403] <... chdir resumed>) = 0 [pid 308] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 403] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 403] <... prctl resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 403] setpgid(0, 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 403] <... setpgid resumed>) = 0 [pid 308] unlink("./2/cgroup.net" [pid 403] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 308] <... unlink resumed>) = 0 [pid 403] <... symlink resumed>) = 0 [pid 308] getdents64(3, [pid 403] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 403] <... symlink resumed>) = 0 [pid 308] close(3 [pid 403] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 308] <... close resumed>) = 0 [pid 403] <... symlink resumed>) = 0 [pid 308] rmdir("./2" [pid 403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 351] close(15 [pid 308] <... rmdir resumed>) = 0 [pid 403] <... openat resumed>) = 3 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] mkdir("./3", 0777 [pid 403] write(3, "1000", 4 [pid 351] close(16 [pid 308] <... mkdir resumed>) = 0 [pid 403] <... write resumed>) = 4 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 404 attached [pid 403] close(3 [pid 351] close(17 [pid 404] set_robust_list(0x55555647a660, 24 [pid 403] <... close resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 5 [pid 404] <... set_robust_list resumed>) = 0 [pid 403] symlink("/dev/binderfs", "./binderfs" [pid 351] close(18 [pid 404] chdir("./3" [pid 403] <... symlink resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... chdir resumed>) = 0 [pid 403] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 351] close(19 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 403] <... openat resumed>) = 3 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... prctl resumed>) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_INIT [pid 351] close(20 [pid 404] setpgid(0, 0 [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... setpgid resumed>) = 0 [pid 403] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 351] close(21 [pid 404] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 403] <... ioctl resumed>, 0) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... symlink resumed>) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 351] close(22 [pid 404] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... symlink resumed>) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 351] close(23 [pid 404] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... symlink resumed>) = 0 [pid 351] close(24 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... openat resumed>) = 3 [pid 351] close(25 [pid 404] write(3, "1000", 4 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... write resumed>) = 4 [pid 351] close(26 [pid 404] close(3 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... close resumed>) = 0 [pid 351] close(27 [pid 404] symlink("/dev/binderfs", "./binderfs" [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 31.647410][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 31.652824][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 31.664311][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 31.681433][ T316] cdc_ncm 5-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 31.692199][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [pid 404] <... symlink resumed>) = 0 [pid 351] close(28 [pid 404] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... openat resumed>) = 3 [pid 351] close(29 [pid 404] ioctl(3, USB_RAW_IOCTL_INIT [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 351] exit_group(0 [pid 404] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 351] <... exit_group resumed>) = ? [pid 404] <... ioctl resumed>, 0) = 0 [pid 351] +++ exited with 0 +++ [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./2/cgroup.cpu") = 0 [pid 304] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./2/binderfs") = 0 [pid 304] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./2/cgroup") = 0 [pid 304] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./2/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./2") = 0 [pid 304] mkdir("./3", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 406 attached , child_tidptr=0x55555647a650) = 5 [pid 406] set_robust_list(0x55555647a660, 24) = 0 [pid 406] chdir("./3") = 0 [ 31.701265][ T37] cdc_ncm 2-1:5.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 31.728825][ T316] usb 5-1: USB disconnect, device number 4 [ 31.735002][ T24] usb 6-1: USB disconnect, device number 4 [pid 406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 406] setpgid(0, 0) = 0 [pid 406] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 406] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 406] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 406] write(3, "1000", 4) = 4 [pid 406] close(3) = 0 [pid 406] symlink("/dev/binderfs", "./binderfs") = 0 [pid 406] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 406] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 406] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 31.754770][ T37] usb 2-1: USB disconnect, device number 4 [ 31.762941][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 31.772577][ T316] cdc_ncm 5-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 31.782295][ T37] cdc_ncm 2-1:5.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 31.877422][ T6] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 31.907385][ T19] usb 4-1: new high-speed USB device number 5 using dummy_hcd [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 31.947430][ T323] usb 3-1: new high-speed USB device number 5 using dummy_hcd [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 32.187368][ T316] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 32.207424][ T37] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 32.214762][ T24] usb 6-1: new high-speed USB device number 5 using dummy_hcd [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 406] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 32.237425][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 32.267463][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 32.347432][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 32.407437][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 32.416594][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 32.424810][ T6] usb 1-1: Product: syz [ 32.429162][ T6] usb 1-1: Manufacturer: syz [ 32.433565][ T6] usb 1-1: SerialNumber: syz [ 32.438150][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 32.447175][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 386] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 381] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 386] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 406] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 32.459412][ T19] usb 4-1: Product: syz [ 32.463529][ T19] usb 4-1: Manufacturer: syz [ 32.467965][ T19] usb 4-1: SerialNumber: syz [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 385] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 32.537476][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 32.546543][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 32.554517][ T323] usb 3-1: Product: syz [ 32.558684][ T323] usb 3-1: Manufacturer: syz [ 32.563090][ T323] usb 3-1: SerialNumber: syz [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 385] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 406] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 32.587484][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 32.607507][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 32.618307][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 406] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 386] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 381] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 386] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 406] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 32.777480][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 32.786372][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 32.794511][ T316] usb 5-1: Product: syz [ 32.798676][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 32.807580][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 32.816374][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 403] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 404] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 406] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 404] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 32.824428][ T316] usb 5-1: Manufacturer: syz [ 32.828943][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 32.836648][ T37] usb 2-1: Product: syz [ 32.840692][ T316] usb 5-1: SerialNumber: syz [ 32.845505][ T24] usb 6-1: Product: syz [ 32.852794][ T37] usb 2-1: Manufacturer: syz [ 32.857206][ T37] usb 2-1: SerialNumber: syz [ 32.861698][ T24] usb 6-1: Manufacturer: syz [ 32.866054][ T24] usb 6-1: SerialNumber: syz [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 406] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 381] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 386] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 403] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 386] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 404] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 403] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 404] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 403] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 381] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 406] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 386] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 381] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 386] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 385] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 404] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 403] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 381] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 406] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 386] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 386] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 381] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 386] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 385] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 385] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 33.597446][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 33.603861][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 33.611367][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 33.617821][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 33.625112][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 33.630924][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 33.677434][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 33.683703][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 33.691007][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 404] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 403] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 404] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 403] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 404] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 403] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 404] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 403] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 404] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 406] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 381] close(3) = 0 [pid 381] close(4) = -1 EBADF (Bad file descriptor) [pid 381] close(5) = -1 EBADF (Bad file descriptor) [pid 381] close(6) = -1 EBADF (Bad file descriptor) [pid 381] close(7) = -1 EBADF (Bad file descriptor) [pid 381] close(8) = -1 EBADF (Bad file descriptor) [pid 381] close(9) = -1 EBADF (Bad file descriptor) [pid 381] close(10) = -1 EBADF (Bad file descriptor) [pid 381] close(11) = -1 EBADF (Bad file descriptor) [pid 381] close(12) = -1 EBADF (Bad file descriptor) [pid 381] close(13) = -1 EBADF (Bad file descriptor) [pid 381] close(14) = -1 EBADF (Bad file descriptor) [pid 381] close(15) = -1 EBADF (Bad file descriptor) [pid 381] close(16) = -1 EBADF (Bad file descriptor) [pid 381] close(17) = -1 EBADF (Bad file descriptor) [pid 381] close(18) = -1 EBADF (Bad file descriptor) [pid 381] close(19) = -1 EBADF (Bad file descriptor) [pid 381] close(20) = -1 EBADF (Bad file descriptor) [pid 381] close(21) = -1 EBADF (Bad file descriptor) [pid 381] close(22) = -1 EBADF (Bad file descriptor) [pid 381] close(23) = -1 EBADF (Bad file descriptor) [pid 381] close(24) = -1 EBADF (Bad file descriptor) [pid 381] close(25) = -1 EBADF (Bad file descriptor) [pid 381] close(26) = -1 EBADF (Bad file descriptor) [pid 381] close(27) = -1 EBADF (Bad file descriptor) [pid 381] close(28) = -1 EBADF (Bad file descriptor) [pid 381] close(29) = -1 EBADF (Bad file descriptor) [pid 386] close(3) = 0 [pid 381] exit_group(0 [pid 386] close(4 [pid 381] <... exit_group resumed>) = ? [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 381] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 386] close(5) = -1 EBADF (Bad file descriptor) [pid 386] close(6) = -1 EBADF (Bad file descriptor) [pid 386] close(7) = -1 EBADF (Bad file descriptor) [pid 386] close(8) = -1 EBADF (Bad file descriptor) [pid 386] close(9) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 386] close(10 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 386] close(11 [pid 302] <... openat resumed>) = 3 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 386] close(12 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 386] close(13 [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 386] close(14 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 386] close(15 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./3/cgroup.cpu" [pid 386] close(16 [pid 302] <... unlink resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 386] close(17 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./3/binderfs", [pid 386] close(18 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./3/binderfs" [pid 386] close(19 [pid 302] <... unlink resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 386] close(20 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./3/cgroup", [pid 386] close(21 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./3/cgroup" [pid 386] close(22 [pid 302] <... unlink resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 386] close(23 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 386] close(24 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./3/cgroup.net" [pid 386] close(25 [pid 302] <... unlink resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 386] close(26 [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] close(3 [pid 386] close(27 [pid 302] <... close resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] rmdir("./3" [pid 386] close(28 [pid 302] <... rmdir resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] mkdir("./4", 0777 [pid 386] close(29 [pid 302] <... mkdir resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 386] exit_group(0) = ? [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 6 ./strace-static-x86_64: Process 416 attached [pid 386] +++ exited with 0 +++ [pid 416] set_robust_list(0x55555647a660, 24 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 416] <... set_robust_list resumed>) = 0 [pid 416] chdir("./4") = 0 [pid 305] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 416] <... prctl resumed>) = 0 [pid 305] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./3/cgroup.cpu") = 0 [ 33.827410][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 33.833958][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 33.841003][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 33.856023][ T6] cdc_ncm 1-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 305] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./3/binderfs" [pid 416] setpgid(0, 0 [pid 305] <... unlink resumed>) = 0 [pid 416] <... setpgid resumed>) = 0 [pid 385] close(3 [pid 416] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 305] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 416] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 385] <... close resumed>) = 0 [pid 305] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./3/cgroup") = 0 [pid 305] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./3/cgroup.net" [pid 416] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 385] close(4 [pid 305] <... unlink resumed>) = 0 [pid 416] <... symlink resumed>) = 0 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 416] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 385] close(5 [pid 305] <... close resumed>) = 0 [pid 305] rmdir("./3") = 0 [pid 305] mkdir("./4", 0777 [pid 416] <... symlink resumed>) = 0 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... mkdir resumed>) = 0 [pid 385] close(6 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 418 attached [pid 418] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 6 [pid 418] <... set_robust_list resumed>) = 0 [pid 418] chdir("./4") = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 418] setpgid(0, 0) = 0 [pid 418] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 418] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... symlink resumed>) = 0 [pid 416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 418] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 418] write(3, "1000", 4) = 4 [pid 418] close(3) = 0 [pid 418] symlink("/dev/binderfs", "./binderfs") = 0 [pid 418] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 418] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... openat resumed>) = 3 [pid 385] close(7 [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] write(3, "1000", 4 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... write resumed>) = 4 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(3 [pid 385] close(8 [pid 416] <... close resumed>) = 0 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] symlink("/dev/binderfs", "./binderfs" [pid 385] close(9 [pid 416] <... symlink resumed>) = 0 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 385] close(10 [pid 416] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 385] close(11 [pid 416] <... openat resumed>) = 3 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] ioctl(3, USB_RAW_IOCTL_INIT [pid 385] close(12 [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 385] close(13 [pid 416] <... ioctl resumed>, 0) = 0 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] close(14 [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 385] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 385] close(15) = -1 EBADF (Bad file descriptor) [pid 385] close(16) = -1 EBADF (Bad file descriptor) [pid 385] close(17) = -1 EBADF (Bad file descriptor) [pid 385] close(18) = -1 EBADF (Bad file descriptor) [pid 385] close(19) = -1 EBADF (Bad file descriptor) [pid 385] close(20) = -1 EBADF (Bad file descriptor) [pid 385] close(21) = -1 EBADF (Bad file descriptor) [pid 385] close(22) = -1 EBADF (Bad file descriptor) [pid 385] close(23) = -1 EBADF (Bad file descriptor) [pid 385] close(24) = -1 EBADF (Bad file descriptor) [pid 385] close(25) = -1 EBADF (Bad file descriptor) [pid 385] close(26) = -1 EBADF (Bad file descriptor) [pid 385] close(27) = -1 EBADF (Bad file descriptor) [pid 385] close(28) = -1 EBADF (Bad file descriptor) [pid 385] close(29) = -1 EBADF (Bad file descriptor) [pid 385] exit_group(0) = ? [pid 385] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./3/cgroup.cpu") = 0 [pid 306] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./3/binderfs") = 0 [pid 306] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./3/cgroup") = 0 [pid 306] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./3/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./3") = 0 [ 33.872527][ T19] usb 4-1: USB disconnect, device number 5 [ 33.886344][ T6] usb 1-1: USB disconnect, device number 5 [ 33.896492][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 33.897801][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 33.906126][ T6] cdc_ncm 1-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 306] mkdir("./4", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 6 ./strace-static-x86_64: Process 419 attached [pid 419] set_robust_list(0x55555647a660, 24) = 0 [pid 419] chdir("./4" [pid 404] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] <... chdir resumed>) = 0 [pid 404] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 404] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 403] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 419] setpgid(0, 0) = 0 [pid 419] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 403] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 419] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 404] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 33.944472][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 33.958987][ T323] usb 3-1: USB disconnect, device number 5 [ 33.966791][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 33.976234][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 33.982656][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 419] <... symlink resumed>) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 406] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 406] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 419] write(3, "1000", 4) = 4 [pid 419] close(3) = 0 [pid 419] symlink("/dev/binderfs", "./binderfs") = 0 [pid 419] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 419] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 419] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 33.989726][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 33.997285][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 34.005164][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 34.011390][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 34.017879][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 34.025408][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 34.032364][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 403] close(3) = 0 [pid 404] close(3 [pid 403] close(4 [pid 404] <... close resumed>) = 0 [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(4 [pid 403] close(5 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(5 [pid 403] close(6 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(6 [pid 403] close(7 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(7 [pid 403] close(8 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(8 [pid 403] close(9 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(9 [pid 403] close(10 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(10 [pid 403] close(11 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(11 [pid 403] close(12 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(12 [pid 403] close(13 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(13 [pid 403] close(14 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(14 [pid 403] close(15 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(15 [pid 403] close(16 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(16 [pid 403] close(17 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(17 [pid 403] close(18 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(18 [pid 403] close(19 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(19 [pid 403] close(20 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(20 [pid 403] close(21 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(21 [pid 403] close(22 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(22 [pid 403] close(23 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(23 [pid 403] close(24 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(24 [pid 403] close(25 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(25 [pid 403] close(26 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(26 [pid 403] close(27 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(27 [pid 403] close(28 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(28 [pid 403] close(29 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(29 [pid 403] exit_group(0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 403] <... exit_group resumed>) = ? [pid 404] exit_group(0 [pid 403] +++ exited with 0 +++ [pid 404] <... exit_group resumed>) = ? [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 404] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] <... openat resumed>) = 3 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(3, "", [pid 308] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] <... openat resumed>) = 3 [pid 307] getdents64(3, [pid 308] newfstatat(3, "", [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] getdents64(3, [pid 307] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] unlink("./3/cgroup.cpu" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] newfstatat(AT_FDCWD, "./3/binderfs", [pid 308] unlink("./3/cgroup.cpu" [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./3/binderfs") = 0 [pid 308] <... unlink resumed>) = 0 [pid 307] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./3/cgroup", [pid 308] newfstatat(AT_FDCWD, "./3/binderfs", [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./3/cgroup" [pid 308] unlink("./3/binderfs" [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 308] <... unlink resumed>) = 0 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] unlink("./3/cgroup.net" [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... unlink resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./3/cgroup", [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... close resumed>) = 0 [pid 308] unlink("./3/cgroup" [pid 307] rmdir("./3" [pid 308] <... unlink resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] mkdir("./4", 0777 [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... mkdir resumed>) = 0 [pid 308] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 445 attached [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 445] set_robust_list(0x55555647a660, 24 [pid 308] unlink("./3/cgroup.net" [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 6 [pid 445] <... set_robust_list resumed>) = 0 [pid 308] <... unlink resumed>) = 0 [pid 445] chdir("./4" [pid 308] getdents64(3, [pid 445] <... chdir resumed>) = 0 [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] close(3 [pid 445] <... prctl resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 445] setpgid(0, 0 [pid 308] rmdir("./3" [pid 445] <... setpgid resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 445] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 308] mkdir("./4", 0777 [pid 445] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 308] <... mkdir resumed>) = 0 [pid 445] <... symlink resumed>) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 445] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 6 [pid 445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 445] write(3, "1000", 4) = 4 [pid 445] close(3) = 0 [pid 445] symlink("/dev/binderfs", "./binderfs") = 0 [pid 445] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 445] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 445] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH./strace-static-x86_64: Process 446 attached [pid 406] close(3 [pid 446] set_robust_list(0x55555647a660, 24 [pid 406] <... close resumed>) = 0 [pid 446] <... set_robust_list resumed>) = 0 [pid 406] close(4 [pid 446] chdir("./4" [pid 406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 406] close(5 [pid 446] <... chdir resumed>) = 0 [pid 406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 406] close(6 [pid 446] <... prctl resumed>) = 0 [pid 406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] setpgid(0, 0 [pid 406] close(7 [pid 446] <... setpgid resumed>) = 0 [pid 406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 406] close(8 [pid 446] <... symlink resumed>) = 0 [pid 406] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 406] close(9) = -1 EBADF (Bad file descriptor) [pid 406] close(10) = -1 EBADF (Bad file descriptor) [pid 406] close(11) = -1 EBADF (Bad file descriptor) [pid 406] close(12) = -1 EBADF (Bad file descriptor) [pid 406] close(13) = -1 EBADF (Bad file descriptor) [pid 406] close(14) = -1 EBADF (Bad file descriptor) [pid 406] close(15) = -1 EBADF (Bad file descriptor) [pid 406] close(16) = -1 EBADF (Bad file descriptor) [pid 406] close(17) = -1 EBADF (Bad file descriptor) [pid 406] close(18) = -1 EBADF (Bad file descriptor) [pid 406] close(19) = -1 EBADF (Bad file descriptor) [pid 406] close(20) = -1 EBADF (Bad file descriptor) [pid 406] close(21) = -1 EBADF (Bad file descriptor) [pid 406] close(22) = -1 EBADF (Bad file descriptor) [pid 406] close(23) = -1 EBADF (Bad file descriptor) [pid 406] close(24) = -1 EBADF (Bad file descriptor) [pid 406] close(25) = -1 EBADF (Bad file descriptor) [pid 406] close(26) = -1 EBADF (Bad file descriptor) [pid 406] close(27) = -1 EBADF (Bad file descriptor) [pid 406] close(28) = -1 EBADF (Bad file descriptor) [pid 406] close(29) = -1 EBADF (Bad file descriptor) [pid 406] exit_group(0) = ? [pid 406] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 446] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 304] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 446] <... symlink resumed>) = 0 [pid 446] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 304] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./3/cgroup.cpu" [pid 446] <... symlink resumed>) = 0 [pid 304] <... unlink resumed>) = 0 [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 34.217428][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 34.222806][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 34.237067][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 34.248238][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [pid 304] unlink("./3/binderfs") = 0 [pid 304] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./3/cgroup") = 0 [pid 304] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./3/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./3") = 0 [pid 304] mkdir("./4", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 449 attached [pid 446] <... openat resumed>) = 3 [pid 449] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 6 [pid 449] <... set_robust_list resumed>) = 0 [pid 449] chdir("./4") = 0 [pid 449] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 449] setpgid(0, 0) = 0 [pid 449] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 449] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 449] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 449] write(3, "1000", 4) = 4 [pid 449] close(3) = 0 [pid 449] symlink("/dev/binderfs", "./binderfs") = 0 [pid 449] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 449] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 446] write(3, "1000", 4 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] <... write resumed>) = 4 [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] close(3 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] <... close resumed>) = 0 [pid 446] symlink("/dev/binderfs", "./binderfs") = 0 [pid 446] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 446] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 446] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 34.264726][ T24] cdc_ncm 6-1:5.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 34.275670][ T37] cdc_ncm 2-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 34.308211][ T24] usb 6-1: USB disconnect, device number 5 [ 34.314104][ T24] cdc_ncm 6-1:5.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 34.325094][ T316] usb 5-1: USB disconnect, device number 5 [ 34.336066][ T37] usb 2-1: USB disconnect, device number 5 [ 34.337456][ T19] usb 4-1: new high-speed USB device number 6 using dummy_hcd [ 34.343093][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 34.360754][ T37] cdc_ncm 2-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 34.387573][ T6] usb 1-1: new high-speed USB device number 6 using dummy_hcd [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 34.437410][ T323] usb 3-1: new high-speed USB device number 6 using dummy_hcd [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 416] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 416] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 419] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 416] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 34.717439][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 34.747394][ T24] usb 6-1: new high-speed USB device number 6 using dummy_hcd [ 34.747455][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 416] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 445] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 34.807394][ T37] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 34.814752][ T316] usb 5-1: new high-speed USB device number 6 using dummy_hcd [ 34.837503][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 34.887429][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 34.898119][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 34.906481][ T19] usb 4-1: Product: syz [ 34.911169][ T19] usb 4-1: Manufacturer: syz [ 34.915582][ T19] usb 4-1: SerialNumber: syz [ 34.920190][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 34.929960][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 416] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 419] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 34.937823][ T6] usb 1-1: Product: syz [ 34.941760][ T6] usb 1-1: Manufacturer: syz [ 34.946181][ T6] usb 1-1: SerialNumber: syz [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 35.017748][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 35.026844][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 35.034711][ T323] usb 3-1: Product: syz [ 35.038754][ T323] usb 3-1: Manufacturer: syz [ 35.043440][ T323] usb 3-1: SerialNumber: syz [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 446] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 445] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 446] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 445] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 35.137468][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 416] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 445] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 35.197518][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 35.208292][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 35.327493][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 35.336442][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 35.344630][ T24] usb 6-1: Product: syz [ 35.349044][ T24] usb 6-1: Manufacturer: syz [ 35.353456][ T24] usb 6-1: SerialNumber: syz [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 445] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 446] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 418] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 35.387473][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 35.396417][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 35.406079][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 35.414091][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 35.422020][ T316] usb 5-1: Product: syz [ 35.425988][ T316] usb 5-1: Manufacturer: syz [ 35.430616][ T37] usb 2-1: Product: syz [pid 449] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 449] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 445] <... ioctl resumed>, 0) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 449] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 35.434583][ T37] usb 2-1: Manufacturer: syz [ 35.439189][ T316] usb 5-1: SerialNumber: syz [ 35.444010][ T37] usb 2-1: SerialNumber: syz [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 418] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 449] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 445] <... ioctl resumed>, 0) = 0 [pid 445] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 445] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 449] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 449] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 418] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 446] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 418] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 416] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 445] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 449] <... ioctl resumed>, 0xa) = 0 [pid 445] <... ioctl resumed>, 0xa) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 445] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 449] <... ioctl resumed>, 0xb) = 0 [pid 445] <... ioctl resumed>, 0xb) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 449] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 419] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 418] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 418] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 446] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 418] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 416] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 416] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 36.067422][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 36.074098][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 36.081747][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 36.087552][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 36.093858][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 36.101494][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 445] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 419] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 419] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 36.177481][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 36.183852][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 36.191073][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 446] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 418] close(3) = 0 [pid 418] close(4) = -1 EBADF (Bad file descriptor) [pid 418] close(5) = -1 EBADF (Bad file descriptor) [pid 418] close(6) = -1 EBADF (Bad file descriptor) [pid 418] close(7) = -1 EBADF (Bad file descriptor) [pid 418] close(8) = -1 EBADF (Bad file descriptor) [pid 418] close(9) = -1 EBADF (Bad file descriptor) [pid 418] close(10) = -1 EBADF (Bad file descriptor) [pid 418] close(11) = -1 EBADF (Bad file descriptor) [pid 418] close(12) = -1 EBADF (Bad file descriptor) [pid 418] close(13) = -1 EBADF (Bad file descriptor) [pid 418] close(14) = -1 EBADF (Bad file descriptor) [pid 418] close(15) = -1 EBADF (Bad file descriptor) [pid 418] close(16) = -1 EBADF (Bad file descriptor) [pid 418] close(17) = -1 EBADF (Bad file descriptor) [pid 418] close(18) = -1 EBADF (Bad file descriptor) [pid 418] close(19) = -1 EBADF (Bad file descriptor) [pid 418] close(20) = -1 EBADF (Bad file descriptor) [pid 418] close(21) = -1 EBADF (Bad file descriptor) [pid 418] close(22) = -1 EBADF (Bad file descriptor) [pid 416] close(3 [pid 418] close(23 [pid 416] <... close resumed>) = 0 [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(4 [pid 418] close(24 [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(5 [pid 418] close(25 [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(6 [pid 418] close(26 [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(7 [pid 418] close(27 [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(8 [pid 418] close(28 [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(9 [pid 418] close(29 [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(10 [pid 418] exit_group(0 [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... exit_group resumed>) = ? [pid 416] close(11 [pid 418] +++ exited with 0 +++ [pid 416] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] close(12) = -1 EBADF (Bad file descriptor) [pid 416] close(13) = -1 EBADF (Bad file descriptor) [pid 416] close(14) = -1 EBADF (Bad file descriptor) [pid 416] close(15) = -1 EBADF (Bad file descriptor) [pid 416] close(16) = -1 EBADF (Bad file descriptor) [pid 416] close(17) = -1 EBADF (Bad file descriptor) [pid 416] close(18) = -1 EBADF (Bad file descriptor) [pid 416] close(19) = -1 EBADF (Bad file descriptor) [pid 416] close(20) = -1 EBADF (Bad file descriptor) [pid 416] close(21) = -1 EBADF (Bad file descriptor) [pid 416] close(22) = -1 EBADF (Bad file descriptor) [pid 416] close(23) = -1 EBADF (Bad file descriptor) [pid 416] close(24) = -1 EBADF (Bad file descriptor) [pid 416] close(25) = -1 EBADF (Bad file descriptor) [pid 416] close(26) = -1 EBADF (Bad file descriptor) [pid 416] close(27) = -1 EBADF (Bad file descriptor) [pid 416] close(28) = -1 EBADF (Bad file descriptor) [pid 416] close(29) = -1 EBADF (Bad file descriptor) [pid 416] exit_group(0) = ? [pid 416] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./4/cgroup.cpu") = 0 [pid 302] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./4/binderfs") = 0 [pid 302] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./4/cgroup") = 0 [pid 302] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./4/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./4") = 0 [pid 302] mkdir("./5", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 479 attached [pid 479] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 7 [pid 479] <... set_robust_list resumed>) = 0 [pid 479] chdir("./5") = 0 [pid 479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 479] setpgid(0, 0) = 0 [pid 479] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 305] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 479] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 479] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 305] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 479] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 305] <... openat resumed>) = 3 [pid 479] <... symlink resumed>) = 0 [pid 479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 479] write(3, "1000", 4) = 4 [pid 479] close(3) = 0 [pid 479] symlink("/dev/binderfs", "./binderfs") = 0 [pid 305] newfstatat(3, "", [pid 479] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_INIT [pid 305] getdents64(3, [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 479] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 305] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 479] <... ioctl resumed>, 0) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./4/cgroup.cpu") = 0 [pid 305] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 36.277412][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 36.285354][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 36.298661][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 36.308032][ T6] cdc_ncm 1-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 305] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./4/binderfs") = 0 [pid 305] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./4/cgroup") = 0 [pid 305] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./4/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./4") = 0 [pid 305] mkdir("./5", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 480 attached , child_tidptr=0x55555647a650) = 7 [pid 480] set_robust_list(0x55555647a660, 24) = 0 [pid 480] chdir("./5") = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0) = 0 [pid 480] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] <... symlink resumed>) = 0 [pid 449] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 480] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 449] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 445] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 480] <... symlink resumed>) = 0 [pid 449] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 445] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 480] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 449] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 445] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 480] <... symlink resumed>) = 0 [pid 449] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 445] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 445] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 480] <... openat resumed>) = 3 [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 480] write(3, "1000", 4 [pid 419] close(3 [pid 480] <... write resumed>) = 4 [pid 480] close(3 [pid 419] <... close resumed>) = 0 [pid 480] <... close resumed>) = 0 [pid 480] symlink("/dev/binderfs", "./binderfs" [pid 419] close(4 [pid 480] <... symlink resumed>) = 0 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 419] close(5 [pid 480] <... openat resumed>) = 3 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] ioctl(3, USB_RAW_IOCTL_INIT [pid 419] close(6 [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 419] close(7) = -1 EBADF (Bad file descriptor) [pid 480] <... ioctl resumed>, 0) = 0 [pid 419] close(8 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 36.332176][ T19] usb 4-1: USB disconnect, device number 6 [ 36.343885][ T6] usb 1-1: USB disconnect, device number 6 [ 36.356058][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 36.368462][ T6] cdc_ncm 1-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 419] close(9 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 449] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 419] close(10) = -1 EBADF (Bad file descriptor) [pid 419] close(11) = -1 EBADF (Bad file descriptor) [pid 419] close(12) = -1 EBADF (Bad file descriptor) [pid 419] close(13) = -1 EBADF (Bad file descriptor) [pid 419] close(14) = -1 EBADF (Bad file descriptor) [pid 419] close(15) = -1 EBADF (Bad file descriptor) [pid 419] close(16) = -1 EBADF (Bad file descriptor) [pid 419] close(17) = -1 EBADF (Bad file descriptor) [pid 419] close(18) = -1 EBADF (Bad file descriptor) [pid 419] close(19) = -1 EBADF (Bad file descriptor) [pid 419] close(20) = -1 EBADF (Bad file descriptor) [pid 419] close(21) = -1 EBADF (Bad file descriptor) [pid 419] close(22) = -1 EBADF (Bad file descriptor) [pid 419] close(23) = -1 EBADF (Bad file descriptor) [pid 419] close(24) = -1 EBADF (Bad file descriptor) [pid 419] close(25) = -1 EBADF (Bad file descriptor) [pid 419] close(26) = -1 EBADF (Bad file descriptor) [pid 419] close(27) = -1 EBADF (Bad file descriptor) [pid 419] close(28) = -1 EBADF (Bad file descriptor) [pid 419] close(29) = -1 EBADF (Bad file descriptor) [pid 419] exit_group(0) = ? [pid 419] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./4/cgroup.cpu") = 0 [pid 306] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./4/binderfs") = 0 [pid 306] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./4/cgroup") = 0 [pid 306] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./4/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./4") = 0 [pid 306] mkdir("./5", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 7 [ 36.387481][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 36.407096][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 36.428980][ T323] usb 3-1: USB disconnect, device number 6 ./strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x55555647a660, 24) = 0 [pid 485] chdir("./5") = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 485] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 485] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 485] symlink("/dev/binderfs", "./binderfs") = 0 [pid 485] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 485] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 485] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 446] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 446] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 36.437104][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 36.477531][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 36.483789][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 36.499263][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 449] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 445] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 445] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 449] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 445] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 445] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 446] close(3) = 0 [pid 446] close(4) = -1 EBADF (Bad file descriptor) [pid 446] close(5) = -1 EBADF (Bad file descriptor) [pid 446] close(6) = -1 EBADF (Bad file descriptor) [pid 446] close(7) = -1 EBADF (Bad file descriptor) [pid 446] close(8) = -1 EBADF (Bad file descriptor) [pid 446] close(9) = -1 EBADF (Bad file descriptor) [pid 446] close(10) = -1 EBADF (Bad file descriptor) [pid 446] close(11) = -1 EBADF (Bad file descriptor) [pid 446] close(12) = -1 EBADF (Bad file descriptor) [pid 446] close(13) = -1 EBADF (Bad file descriptor) [pid 446] close(14) = -1 EBADF (Bad file descriptor) [pid 446] close(15) = -1 EBADF (Bad file descriptor) [pid 446] close(16) = -1 EBADF (Bad file descriptor) [pid 446] close(17) = -1 EBADF (Bad file descriptor) [pid 446] close(18) = -1 EBADF (Bad file descriptor) [ 36.617461][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 36.623838][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 36.631149][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 36.639495][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 36.647673][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 36.653586][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 446] close(19) = -1 EBADF (Bad file descriptor) [pid 446] close(20) = -1 EBADF (Bad file descriptor) [pid 446] close(21) = -1 EBADF (Bad file descriptor) [pid 446] close(22) = -1 EBADF (Bad file descriptor) [pid 446] close(23) = -1 EBADF (Bad file descriptor) [pid 446] close(24) = -1 EBADF (Bad file descriptor) [pid 446] close(25) = -1 EBADF (Bad file descriptor) [pid 446] close(26) = -1 EBADF (Bad file descriptor) [pid 446] close(27) = -1 EBADF (Bad file descriptor) [pid 446] close(28) = -1 EBADF (Bad file descriptor) [pid 446] close(29) = -1 EBADF (Bad file descriptor) [pid 446] exit_group(0) = ? [pid 446] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./4/cgroup.cpu") = 0 [pid 308] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./4/binderfs") = 0 [pid 308] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./4/cgroup") = 0 [pid 308] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./4/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./4") = 0 [pid 308] mkdir("./5", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 509 attached [pid 509] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 7 [pid 509] <... set_robust_list resumed>) = 0 [pid 509] chdir("./5") = 0 [pid 509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 509] setpgid(0, 0) = 0 [pid 509] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 509] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 509] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 509] write(3, "1000", 4) = 4 [pid 509] close(3) = 0 [pid 509] symlink("/dev/binderfs", "./binderfs") = 0 [pid 509] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 509] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 509] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 36.697808][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 36.712730][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 36.732413][ T24] usb 6-1: USB disconnect, device number 6 [ 36.738466][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] close(3 [pid 445] close(3 [pid 449] <... close resumed>) = 0 [pid 445] <... close resumed>) = 0 [pid 449] close(4 [pid 445] close(4) = -1 EBADF (Bad file descriptor) [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 445] close(5 [pid 449] close(5 [pid 445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 445] close(6 [pid 480] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 449] close(6 [pid 445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 445] close(7 [pid 449] close(7 [pid 445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 445] close(8 [pid 449] close(8 [pid 445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 36.798791][ T19] usb 4-1: new high-speed USB device number 7 using dummy_hcd [ 36.837471][ T6] usb 1-1: new high-speed USB device number 7 using dummy_hcd [pid 445] close(9 [pid 449] close(9 [pid 445] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 445] close(10) = -1 EBADF (Bad file descriptor) [pid 445] close(11) = -1 EBADF (Bad file descriptor) [pid 445] close(12) = -1 EBADF (Bad file descriptor) [pid 445] close(13) = -1 EBADF (Bad file descriptor) [pid 445] close(14) = -1 EBADF (Bad file descriptor) [pid 445] close(15) = -1 EBADF (Bad file descriptor) [pid 445] close(16) = -1 EBADF (Bad file descriptor) [pid 445] close(17) = -1 EBADF (Bad file descriptor) [pid 445] close(18) = -1 EBADF (Bad file descriptor) [pid 445] close(19) = -1 EBADF (Bad file descriptor) [pid 445] close(20) = -1 EBADF (Bad file descriptor) [pid 445] close(21) = -1 EBADF (Bad file descriptor) [pid 445] close(22) = -1 EBADF (Bad file descriptor) [pid 445] close(23) = -1 EBADF (Bad file descriptor) [pid 445] close(24) = -1 EBADF (Bad file descriptor) [pid 445] close(25) = -1 EBADF (Bad file descriptor) [pid 445] close(26) = -1 EBADF (Bad file descriptor) [pid 445] close(27) = -1 EBADF (Bad file descriptor) [pid 445] close(28) = -1 EBADF (Bad file descriptor) [pid 445] close(29) = -1 EBADF (Bad file descriptor) [pid 445] exit_group(0) = ? [pid 445] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./4/cgroup.cpu" [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 449] close(10 [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 449] close(11 [pid 307] newfstatat(AT_FDCWD, "./4/binderfs", [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 449] close(12 [pid 307] unlink("./4/binderfs" [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... unlink resumed>) = 0 [pid 449] close(13 [pid 307] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 449] close(14 [pid 307] newfstatat(AT_FDCWD, "./4/cgroup", [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 449] close(15 [pid 307] unlink("./4/cgroup" [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... unlink resumed>) = 0 [pid 449] close(16 [pid 307] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 449] close(17 [pid 307] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 449] close(18 [pid 307] unlink("./4/cgroup.net" [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... unlink resumed>) = 0 [pid 449] close(19 [pid 307] getdents64(3, [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 449] close(20 [pid 307] close(3 [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... close resumed>) = 0 [pid 449] close(21 [pid 307] rmdir("./4" [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... rmdir resumed>) = 0 [pid 307] mkdir("./5", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 523 attached [pid 523] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 7 [pid 523] <... set_robust_list resumed>) = 0 [pid 523] chdir("./5") = 0 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 523] setpgid(0, 0) = 0 [pid 523] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 523] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 523] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 523] write(3, "1000", 4) = 4 [pid 523] close(3) = 0 [pid 523] symlink("/dev/binderfs", "./binderfs") = 0 [pid 523] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 523] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] close(22) = -1 EBADF (Bad file descriptor) [pid 479] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 449] close(23 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 449] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 449] close(24) = -1 EBADF (Bad file descriptor) [pid 449] close(25) = -1 EBADF (Bad file descriptor) [pid 449] close(26) = -1 EBADF (Bad file descriptor) [pid 449] close(27) = -1 EBADF (Bad file descriptor) [pid 449] close(28) = -1 EBADF (Bad file descriptor) [pid 449] close(29) = -1 EBADF (Bad file descriptor) [pid 449] exit_group(0) = ? [pid 449] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 36.847507][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 36.852884][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 36.865509][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 36.881132][ T37] cdc_ncm 2-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 304] unlink("./4/cgroup.cpu") = 0 [pid 304] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./4/binderfs") = 0 [pid 304] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./4/cgroup") = 0 [pid 304] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./4/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./4") = 0 [pid 304] mkdir("./5", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 7 [pid 524] <... set_robust_list resumed>) = 0 [pid 524] chdir("./5") = 0 [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 524] setpgid(0, 0) = 0 [pid 524] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 524] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 524] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 524] write(3, "1000", 4 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] <... write resumed>) = 4 [pid 524] close(3) = 0 [pid 524] symlink("/dev/binderfs", "./binderfs") = 0 [pid 524] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 524] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 524] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 36.897499][ T323] usb 3-1: new high-speed USB device number 7 using dummy_hcd [ 36.917476][ T316] usb 5-1: USB disconnect, device number 6 [ 36.929240][ T37] usb 2-1: USB disconnect, device number 6 [ 36.938834][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 36.951946][ T37] cdc_ncm 2-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 479] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 479] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 509] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 37.157416][ T24] usb 6-1: new high-speed USB device number 7 using dummy_hcd [ 37.157436][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 480] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 479] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 480] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 479] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 37.207458][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 479] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 37.297422][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 37.337456][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] <... ioctl resumed>, 0) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 37.346759][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.354993][ T19] usb 4-1: Product: syz [ 37.359318][ T19] usb 4-1: Manufacturer: syz [ 37.363869][ T19] usb 4-1: SerialNumber: syz [ 37.367418][ T316] usb 5-1: new high-speed USB device number 7 using dummy_hcd [ 37.377471][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 37.386323][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 509] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 37.394452][ T6] usb 1-1: Product: syz [ 37.397384][ T37] usb 2-1: new high-speed USB device number 7 using dummy_hcd [ 37.398985][ T6] usb 1-1: Manufacturer: syz [ 37.410998][ T6] usb 1-1: SerialNumber: syz [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 37.487440][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 37.496378][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.504509][ T323] usb 3-1: Product: syz [ 37.508684][ T323] usb 3-1: Manufacturer: syz [ 37.513094][ T323] usb 3-1: SerialNumber: syz [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 509] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 37.557510][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 509] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 509] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 479] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 509] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 37.727424][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 37.736352][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.744240][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 37.754936][ T24] usb 6-1: Product: syz [ 37.759123][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 37.769921][ T24] usb 6-1: Manufacturer: syz [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 509] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 509] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 509] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 37.774334][ T24] usb 6-1: SerialNumber: syz [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 524] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 479] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 524] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 37.957455][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 37.966329][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.974279][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 37.983242][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.991166][ T316] usb 5-1: Product: syz [ 37.995139][ T316] usb 5-1: Manufacturer: syz [ 37.999722][ T37] usb 2-1: Product: syz [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 509] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdae80) = 28 [ 38.003688][ T37] usb 2-1: Manufacturer: syz [ 38.008262][ T316] usb 5-1: SerialNumber: syz [ 38.013063][ T37] usb 2-1: SerialNumber: syz [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 480] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 523] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 523] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] <... ioctl resumed>, 0) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] <... ioctl resumed>, 0xa) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 480] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 523] <... ioctl resumed>, 0xa) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 480] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] <... ioctl resumed>, 0xb) = 0 [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 524] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 480] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 38.507491][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 38.514275][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 38.521967][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 38.557419][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 38.563987][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 38.571404][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 509] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 38.637419][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 38.643714][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 38.651287][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 480] close(3 [pid 524] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 480] <... close resumed>) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 480] close(4) = -1 EBADF (Bad file descriptor) [pid 480] close(5) = -1 EBADF (Bad file descriptor) [pid 480] close(6) = -1 EBADF (Bad file descriptor) [pid 480] close(7) = -1 EBADF (Bad file descriptor) [pid 480] close(8) = -1 EBADF (Bad file descriptor) [pid 480] close(9) = -1 EBADF (Bad file descriptor) [pid 480] close(10) = -1 EBADF (Bad file descriptor) [pid 480] close(11) = -1 EBADF (Bad file descriptor) [pid 480] close(12) = -1 EBADF (Bad file descriptor) [pid 480] close(13) = -1 EBADF (Bad file descriptor) [pid 480] close(14) = -1 EBADF (Bad file descriptor) [pid 480] close(15) = -1 EBADF (Bad file descriptor) [pid 480] close(16) = -1 EBADF (Bad file descriptor) [pid 480] close(17) = -1 EBADF (Bad file descriptor) [pid 480] close(18) = -1 EBADF (Bad file descriptor) [pid 480] close(19) = -1 EBADF (Bad file descriptor) [pid 480] close(20) = -1 EBADF (Bad file descriptor) [pid 480] close(21) = -1 EBADF (Bad file descriptor) [pid 524] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 523] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 480] close(22) = -1 EBADF (Bad file descriptor) [pid 480] close(23) = -1 EBADF (Bad file descriptor) [pid 480] close(24) = -1 EBADF (Bad file descriptor) [pid 480] close(25) = -1 EBADF (Bad file descriptor) [pid 480] close(26) = -1 EBADF (Bad file descriptor) [pid 480] close(27) = -1 EBADF (Bad file descriptor) [pid 480] close(28) = -1 EBADF (Bad file descriptor) [pid 480] close(29) = -1 EBADF (Bad file descriptor) [pid 480] exit_group(0) = ? [pid 480] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./5/cgroup.cpu") = 0 [pid 305] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./5/binderfs") = 0 [pid 305] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./5/cgroup") = 0 [pid 305] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./5/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./5") = 0 [pid 305] mkdir("./6", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 541 attached [pid 541] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 8 [pid 541] <... set_robust_list resumed>) = 0 [pid 541] chdir("./6") = 0 [pid 541] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 541] setpgid(0, 0) = 0 [pid 541] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 541] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 541] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 541] write(3, "1000", 4) = 4 [pid 541] close(3) = 0 [pid 541] symlink("/dev/binderfs", "./binderfs") = 0 [pid 541] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 541] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 541] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 479] close(3) = 0 [pid 479] close(4) = -1 EBADF (Bad file descriptor) [pid 479] close(5) = -1 EBADF (Bad file descriptor) [pid 479] close(6) = -1 EBADF (Bad file descriptor) [pid 479] close(7) = -1 EBADF (Bad file descriptor) [pid 479] close(8) = -1 EBADF (Bad file descriptor) [pid 479] close(9) = -1 EBADF (Bad file descriptor) [pid 479] close(10) = -1 EBADF (Bad file descriptor) [pid 479] close(11) = -1 EBADF (Bad file descriptor) [pid 479] close(12) = -1 EBADF (Bad file descriptor) [pid 479] close(13) = -1 EBADF (Bad file descriptor) [ 38.727719][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 38.734717][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 38.757739][ T19] usb 4-1: USB disconnect, device number 7 [ 38.767736][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [pid 479] close(14) = -1 EBADF (Bad file descriptor) [pid 479] close(15) = -1 EBADF (Bad file descriptor) [pid 479] close(16) = -1 EBADF (Bad file descriptor) [pid 479] close(17) = -1 EBADF (Bad file descriptor) [pid 479] close(18) = -1 EBADF (Bad file descriptor) [pid 479] close(19) = -1 EBADF (Bad file descriptor) [pid 479] close(20) = -1 EBADF (Bad file descriptor) [pid 479] close(21) = -1 EBADF (Bad file descriptor) [pid 479] close(22) = -1 EBADF (Bad file descriptor) [pid 479] close(23) = -1 EBADF (Bad file descriptor) [pid 479] close(24) = -1 EBADF (Bad file descriptor) [pid 479] close(25) = -1 EBADF (Bad file descriptor) [pid 479] close(26) = -1 EBADF (Bad file descriptor) [pid 479] close(27) = -1 EBADF (Bad file descriptor) [pid 479] close(28) = -1 EBADF (Bad file descriptor) [pid 479] close(29) = -1 EBADF (Bad file descriptor) [pid 479] exit_group(0) = ? [pid 479] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./5/cgroup.cpu") = 0 [pid 302] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./5/binderfs") = 0 [pid 302] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./5/cgroup") = 0 [pid 302] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./5/cgroup.net") = 0 [ 38.780176][ T6] cdc_ncm 1-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 38.794042][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 38.816805][ T6] usb 1-1: USB disconnect, device number 7 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3 [pid 485] close(3 [pid 302] <... close resumed>) = 0 [pid 302] rmdir("./5" [pid 485] <... close resumed>) = 0 [pid 302] <... rmdir resumed>) = 0 [pid 302] mkdir("./6", 0777 [pid 485] close(4 [pid 302] <... mkdir resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 544 attached [pid 485] close(5 [pid 544] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 8 [pid 544] <... set_robust_list resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] chdir("./6" [pid 485] close(6 [pid 544] <... chdir resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 485] close(7 [pid 544] <... prctl resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] setpgid(0, 0) = 0 [pid 485] close(8 [pid 544] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... symlink resumed>) = 0 [pid 485] close(9 [pid 544] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... symlink resumed>) = 0 [pid 485] close(10 [pid 544] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] write(3, "1000", 4 [pid 485] close(11 [pid 544] <... write resumed>) = 4 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(3 [pid 509] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] close(12 [pid 544] <... close resumed>) = 0 [pid 509] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] symlink("/dev/binderfs", "./binderfs" [pid 509] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 485] close(13 [pid 544] <... symlink resumed>) = 0 [pid 544] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... openat resumed>) = 3 [pid 544] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 544] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 485] close(14 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 485] close(15 [ 38.827797][ T6] cdc_ncm 1-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 38.847420][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 38.868705][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 509] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 485] close(16) = -1 EBADF (Bad file descriptor) [pid 485] close(17) = -1 EBADF (Bad file descriptor) [pid 485] close(18) = -1 EBADF (Bad file descriptor) [pid 485] close(19) = -1 EBADF (Bad file descriptor) [pid 485] close(20) = -1 EBADF (Bad file descriptor) [pid 485] close(21) = -1 EBADF (Bad file descriptor) [pid 485] close(22) = -1 EBADF (Bad file descriptor) [pid 485] close(23) = -1 EBADF (Bad file descriptor) [pid 485] close(24) = -1 EBADF (Bad file descriptor) [pid 485] close(25) = -1 EBADF (Bad file descriptor) [pid 485] close(26) = -1 EBADF (Bad file descriptor) [pid 485] close(27) = -1 EBADF (Bad file descriptor) [pid 485] close(28) = -1 EBADF (Bad file descriptor) [pid 485] close(29) = -1 EBADF (Bad file descriptor) [pid 485] exit_group(0) = ? [pid 485] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 524] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 523] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 524] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 523] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 524] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 523] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 524] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 523] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 306] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./5/cgroup.cpu") = 0 [pid 306] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./5/binderfs") = 0 [pid 306] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./5/cgroup") = 0 [pid 306] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./5/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./5") = 0 [pid 306] mkdir("./6", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 8 ./strace-static-x86_64: Process 554 attached [pid 554] set_robust_list(0x55555647a660, 24) = 0 [pid 554] chdir("./6") = 0 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 554] setpgid(0, 0) = 0 [pid 524] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 554] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 554] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 554] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [ 38.887419][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 38.893700][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 38.904886][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 554] write(3, "1000", 4) = 4 [pid 554] close(3) = 0 [pid 554] symlink("/dev/binderfs", "./binderfs") = 0 [pid 554] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 554] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 554] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 38.948133][ T323] usb 3-1: USB disconnect, device number 7 [ 38.954034][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 509] close(3) = 0 [pid 509] close(4) = -1 EBADF (Bad file descriptor) [pid 509] close(5) = -1 EBADF (Bad file descriptor) [pid 509] close(6) = -1 EBADF (Bad file descriptor) [pid 509] close(7) = -1 EBADF (Bad file descriptor) [pid 509] close(8) = -1 EBADF (Bad file descriptor) [pid 509] close(9) = -1 EBADF (Bad file descriptor) [pid 509] close(10) = -1 EBADF (Bad file descriptor) [pid 509] close(11) = -1 EBADF (Bad file descriptor) [pid 509] close(12) = -1 EBADF (Bad file descriptor) [pid 509] close(13) = -1 EBADF (Bad file descriptor) [pid 509] close(14) = -1 EBADF (Bad file descriptor) [pid 509] close(15) = -1 EBADF (Bad file descriptor) [pid 509] close(16) = -1 EBADF (Bad file descriptor) [pid 509] close(17) = -1 EBADF (Bad file descriptor) [pid 509] close(18) = -1 EBADF (Bad file descriptor) [pid 509] close(19) = -1 EBADF (Bad file descriptor) [pid 509] close(20) = -1 EBADF (Bad file descriptor) [pid 509] close(21) = -1 EBADF (Bad file descriptor) [pid 509] close(22) = -1 EBADF (Bad file descriptor) [pid 509] close(23) = -1 EBADF (Bad file descriptor) [pid 509] close(24) = -1 EBADF (Bad file descriptor) [pid 509] close(25) = -1 EBADF (Bad file descriptor) [pid 509] close(26) = -1 EBADF (Bad file descriptor) [pid 509] close(27) = -1 EBADF (Bad file descriptor) [pid 509] close(28) = -1 EBADF (Bad file descriptor) [pid 509] close(29) = -1 EBADF (Bad file descriptor) [pid 509] exit_group(0) = ? [pid 509] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./5/cgroup.cpu") = 0 [pid 308] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./5/binderfs") = 0 [pid 308] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./5/cgroup") = 0 [pid 308] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./5/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./5") = 0 [pid 308] mkdir("./6", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 571 attached [pid 571] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 8 [pid 571] <... set_robust_list resumed>) = 0 [pid 571] chdir("./6") = 0 [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 571] setpgid(0, 0) = 0 [pid 571] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 571] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 571] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 571] write(3, "1000", 4) = 4 [pid 571] close(3) = 0 [pid 571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 571] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 571] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 523] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 523] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 524] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 523] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 524] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 523] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 39.117428][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 39.130356][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 39.141237][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 39.147562][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 39.153729][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 39.163035][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 39.178223][ T24] usb 6-1: USB disconnect, device number 7 [ 39.184126][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 39.193096][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 39.198577][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 39.207400][ T19] usb 4-1: new high-speed USB device number 8 using dummy_hcd [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 39.257369][ T6] usb 1-1: new high-speed USB device number 8 using dummy_hcd [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 524] close(3) = 0 [pid 523] close(3 [pid 524] close(4 [pid 523] <... close resumed>) = 0 [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(4 [pid 524] close(5 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(5 [pid 524] close(6 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(6 [pid 524] close(7 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(7 [pid 524] close(8 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(8 [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] close(9 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] close(10) = -1 EBADF (Bad file descriptor) [pid 523] close(9 [pid 524] close(11 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(10) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(11 [pid 524] close(12 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] close(13 [pid 523] close(12 [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] close(14) = -1 EBADF (Bad file descriptor) [pid 523] close(13 [pid 524] close(15 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(14 [pid 524] close(16 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(15 [pid 524] close(17 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(16 [pid 524] close(18 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(17 [pid 524] close(19 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(18 [pid 524] close(20) = -1 EBADF (Bad file descriptor) [pid 524] close(21) = -1 EBADF (Bad file descriptor) [pid 524] close(22) = -1 EBADF (Bad file descriptor) [pid 524] close(23) = -1 EBADF (Bad file descriptor) [pid 524] close(24) = -1 EBADF (Bad file descriptor) [pid 524] close(25) = -1 EBADF (Bad file descriptor) [pid 524] close(26) = -1 EBADF (Bad file descriptor) [pid 524] close(27) = -1 EBADF (Bad file descriptor) [pid 524] close(28) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] close(29 [pid 523] close(19 [pid 524] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] exit_group(0 [pid 523] close(20 [pid 524] <... exit_group resumed>) = ? [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] +++ exited with 0 +++ [pid 523] close(21) = -1 EBADF (Bad file descriptor) [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 523] close(22 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(23) = -1 EBADF (Bad file descriptor) [pid 523] close(24) = -1 EBADF (Bad file descriptor) [pid 523] close(25 [pid 304] <... restart_syscall resumed>) = 0 [pid 304] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 523] close(26) = -1 EBADF (Bad file descriptor) [pid 523] close(27) = -1 EBADF (Bad file descriptor) [pid 523] close(28) = -1 EBADF (Bad file descriptor) [pid 523] close(29) = -1 EBADF (Bad file descriptor) [pid 523] exit_group(0) = ? [pid 523] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./5/cgroup.cpu") = 0 [pid 307] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./5/binderfs") = 0 [pid 307] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./5/cgroup") = 0 [pid 307] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./5/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./5") = 0 [pid 307] mkdir("./6", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 595 attached [pid 595] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 8 [pid 595] <... set_robust_list resumed>) = 0 [pid 595] chdir("./6") = 0 [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 595] setpgid(0, 0) = 0 [pid 595] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 595] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 595] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 595] write(3, "1000", 4) = 4 [pid 595] close(3) = 0 [pid 595] symlink("/dev/binderfs", "./binderfs") = 0 [pid 595] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 595] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 595] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 304] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 595] <... ioctl resumed>, 0) = 0 [pid 304] <... openat resumed>) = 3 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./5/cgroup.cpu") = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./5/binderfs") = 0 [pid 304] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./5/cgroup") = 0 [pid 304] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./5/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./5") = 0 [ 39.357453][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 39.364517][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 39.369879][ T323] usb 3-1: new high-speed USB device number 8 using dummy_hcd [ 39.382662][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 304] mkdir("./6", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 8 [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 18 ./strace-static-x86_64: Process 598 attached [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] set_robust_list(0x55555647a660, 24) = 0 [pid 598] chdir("./6") = 0 [pid 598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 598] setpgid(0, 0) = 0 [pid 598] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 598] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 598] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 598] write(3, "1000", 4) = 4 [pid 598] close(3) = 0 [pid 598] symlink("/dev/binderfs", "./binderfs") = 0 [pid 598] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 598] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 598] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 39.400566][ T316] cdc_ncm 5-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 39.416757][ T37] usb 2-1: USB disconnect, device number 7 [ 39.431975][ T316] usb 5-1: USB disconnect, device number 7 [ 39.447622][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 39.457676][ T316] cdc_ncm 5-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 541] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 541] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 39.567962][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 39.597418][ T24] usb 6-1: new high-speed USB device number 8 using dummy_hcd [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 541] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 571] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 541] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 39.617424][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 541] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 541] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 39.747454][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 39.756681][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 39.765308][ T19] usb 4-1: Product: syz [ 39.767417][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 39.769358][ T19] usb 4-1: Manufacturer: syz [ 39.784534][ T19] usb 4-1: SerialNumber: syz [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 541] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 541] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 39.789057][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 39.798439][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 39.806581][ T6] usb 1-1: Product: syz [ 39.810712][ T6] usb 1-1: Manufacturer: syz [ 39.815165][ T6] usb 1-1: SerialNumber: syz [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 39.867501][ T316] usb 5-1: new high-speed USB device number 8 using dummy_hcd [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 598] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 571] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 554] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 39.947462][ T37] usb 2-1: new high-speed USB device number 8 using dummy_hcd [ 39.954909][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 39.963812][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 39.971869][ T323] usb 3-1: Product: syz [ 39.975840][ T323] usb 3-1: Manufacturer: syz [ 39.980495][ T323] usb 3-1: SerialNumber: syz [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 571] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 541] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 39.997531][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 571] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 554] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 598] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 571] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 598] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 571] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 40.177637][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 40.186616][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 40.194556][ T24] usb 6-1: Product: syz [ 40.198530][ T24] usb 6-1: Manufacturer: syz [ 40.202915][ T24] usb 6-1: SerialNumber: syz [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 598] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 598] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 40.257493][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 598] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 598] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 40.357501][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 598] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 571] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 598] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 598] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 595] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 544] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 598] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 595] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 40.467593][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 40.476471][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 40.484555][ T316] usb 5-1: Product: syz [ 40.488654][ T316] usb 5-1: Manufacturer: syz [ 40.493067][ T316] usb 5-1: SerialNumber: syz [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 40.567494][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 40.576431][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 40.584609][ T37] usb 2-1: Product: syz [ 40.588743][ T37] usb 2-1: Manufacturer: syz [ 40.593148][ T37] usb 2-1: SerialNumber: syz [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 571] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 554] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 541] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 544] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 595] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 571] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 554] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 554] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 541] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 541] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 554] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 541] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 544] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 544] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 40.937474][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 40.944117][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 40.951623][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 40.957447][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 40.963816][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 40.971427][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 554] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 571] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 554] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 571] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 571] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 554] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 541] close(3) = 0 [pid 541] close(4) = -1 EBADF (Bad file descriptor) [pid 541] close(5) = -1 EBADF (Bad file descriptor) [pid 541] close(6) = -1 EBADF (Bad file descriptor) [pid 541] close(7) = -1 EBADF (Bad file descriptor) [pid 541] close(8) = -1 EBADF (Bad file descriptor) [pid 541] close(9) = -1 EBADF (Bad file descriptor) [pid 544] close(3 [pid 541] close(10) = -1 EBADF (Bad file descriptor) [pid 541] close(11) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = 0 [pid 541] close(12) = -1 EBADF (Bad file descriptor) [pid 541] close(13) = -1 EBADF (Bad file descriptor) [pid 541] close(14) = -1 EBADF (Bad file descriptor) [pid 541] close(15) = -1 EBADF (Bad file descriptor) [pid 541] close(16 [pid 544] close(4 [pid 541] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] close(17 [pid 544] close(5 [pid 541] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] close(18 [pid 544] close(6 [pid 541] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] close(19 [pid 544] close(7 [pid 541] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] close(20) = -1 EBADF (Bad file descriptor) [pid 541] close(21) = -1 EBADF (Bad file descriptor) [pid 541] close(22) = -1 EBADF (Bad file descriptor) [pid 541] close(23) = -1 EBADF (Bad file descriptor) [pid 541] close(24) = -1 EBADF (Bad file descriptor) [pid 541] close(25) = -1 EBADF (Bad file descriptor) [pid 541] close(26 [pid 544] close(8 [pid 541] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] close(27 [pid 544] close(9 [pid 541] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] close(28 [pid 544] close(10 [pid 541] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] close(29) = -1 EBADF (Bad file descriptor) [ 41.137447][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 41.143819][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 41.147515][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 41.152680][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [ 41.160397][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 541] exit_group(0) = ? [pid 541] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] close(11 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 595] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./6/cgroup.cpu" [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 544] close(12 [pid 305] <... unlink resumed>) = 0 [pid 595] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./6/binderfs", [pid 544] close(13 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./6/binderfs" [pid 544] close(14 [pid 305] <... unlink resumed>) = 0 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 544] close(15 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(AT_FDCWD, "./6/cgroup", [pid 544] close(16 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./6/cgroup" [pid 544] close(17 [pid 305] <... unlink resumed>) = 0 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 544] close(18 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 544] close(19 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./6/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./6" [pid 544] close(20 [pid 305] <... rmdir resumed>) = 0 [pid 305] mkdir("./7", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 604 attached [pid 604] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 9 [pid 604] <... set_robust_list resumed>) = 0 [pid 604] chdir("./7") = 0 [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 604] setpgid(0, 0) = 0 [pid 604] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 604] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 604] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 604] write(3, "1000", 4) = 4 [pid 604] close(3) = 0 [pid 604] symlink("/dev/binderfs", "./binderfs") = 0 [pid 604] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 604] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 604] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 544] close(21) = -1 EBADF (Bad file descriptor) [pid 544] close(22) = -1 EBADF (Bad file descriptor) [pid 544] close(23) = -1 EBADF (Bad file descriptor) [pid 544] close(24) = -1 EBADF (Bad file descriptor) [pid 544] close(25) = -1 EBADF (Bad file descriptor) [pid 544] close(26) = -1 EBADF (Bad file descriptor) [pid 544] close(27) = -1 EBADF (Bad file descriptor) [pid 544] close(28) = -1 EBADF (Bad file descriptor) [pid 544] close(29) = -1 EBADF (Bad file descriptor) [pid 544] exit_group(0) = ? [pid 544] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./6/cgroup.cpu") = 0 [pid 302] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./6/binderfs") = 0 [pid 302] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./6/cgroup") = 0 [pid 302] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 41.187495][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 41.207686][ T6] cdc_ncm 1-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 41.220158][ T19] usb 4-1: USB disconnect, device number 8 [ 41.226217][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 302] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./6/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./6") = 0 [pid 302] mkdir("./7", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 606 attached [pid 606] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 9 [pid 606] <... set_robust_list resumed>) = 0 [pid 606] chdir("./7") = 0 [pid 606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 606] setpgid(0, 0) = 0 [pid 606] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 606] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 606] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 606] write(3, "1000", 4) = 4 [pid 606] close(3) = 0 [pid 606] symlink("/dev/binderfs", "./binderfs") = 0 [pid 606] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 606] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [ 41.252498][ T6] usb 1-1: USB disconnect, device number 8 [ 41.269419][ T6] cdc_ncm 1-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 554] close(3 [pid 571] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 554] <... close resumed>) = 0 [pid 571] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 554] close(4) = -1 EBADF (Bad file descriptor) [pid 554] close(5) = -1 EBADF (Bad file descriptor) [pid 554] close(6) = -1 EBADF (Bad file descriptor) [pid 554] close(7) = -1 EBADF (Bad file descriptor) [pid 554] close(8) = -1 EBADF (Bad file descriptor) [pid 554] close(9) = -1 EBADF (Bad file descriptor) [pid 554] close(10) = -1 EBADF (Bad file descriptor) [pid 554] close(11) = -1 EBADF (Bad file descriptor) [pid 554] close(12) = -1 EBADF (Bad file descriptor) [pid 554] close(13) = -1 EBADF (Bad file descriptor) [pid 554] close(14) = -1 EBADF (Bad file descriptor) [pid 554] close(15) = -1 EBADF (Bad file descriptor) [pid 554] close(16) = -1 EBADF (Bad file descriptor) [pid 554] close(17) = -1 EBADF (Bad file descriptor) [pid 554] close(18) = -1 EBADF (Bad file descriptor) [pid 554] close(19) = -1 EBADF (Bad file descriptor) [pid 554] close(20 [pid 571] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 554] close(21) = -1 EBADF (Bad file descriptor) [pid 554] close(22) = -1 EBADF (Bad file descriptor) [pid 554] close(23) = -1 EBADF (Bad file descriptor) [pid 554] close(24) = -1 EBADF (Bad file descriptor) [pid 554] close(25) = -1 EBADF (Bad file descriptor) [pid 554] close(26) = -1 EBADF (Bad file descriptor) [pid 554] close(27) = -1 EBADF (Bad file descriptor) [pid 554] close(28) = -1 EBADF (Bad file descriptor) [pid 554] close(29) = -1 EBADF (Bad file descriptor) [pid 554] exit_group(0) = ? [pid 554] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./6/cgroup.cpu") = 0 [pid 306] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./6/binderfs") = 0 [pid 306] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./6/cgroup") = 0 [pid 306] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 41.347484][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 41.353851][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 41.371005][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 41.381900][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 306] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 306] unlink("./6/cgroup.net" [pid 595] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 306] <... unlink resumed>) = 0 [pid 595] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 595] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 306] getdents64(3, [pid 595] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 306] close(3) = 0 [pid 306] rmdir("./6") = 0 [pid 306] mkdir("./7", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 620 attached [pid 620] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 9 [pid 620] <... set_robust_list resumed>) = 0 [pid 620] chdir("./7") = 0 [pid 620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 620] setpgid(0, 0) = 0 [pid 620] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 595] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 620] <... symlink resumed>) = 0 [pid 620] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 620] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 620] write(3, "1000", 4) = 4 [pid 620] close(3) = 0 [pid 620] symlink("/dev/binderfs", "./binderfs") = 0 [pid 620] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 620] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 41.393491][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 41.406587][ T323] usb 3-1: USB disconnect, device number 8 [ 41.425112][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 598] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 571] close(3) = 0 [pid 571] close(4) = -1 EBADF (Bad file descriptor) [pid 571] close(5) = -1 EBADF (Bad file descriptor) [pid 571] close(6) = -1 EBADF (Bad file descriptor) [pid 571] close(7) = -1 EBADF (Bad file descriptor) [pid 571] close(8) = -1 EBADF (Bad file descriptor) [pid 571] close(9) = -1 EBADF (Bad file descriptor) [pid 571] close(10) = -1 EBADF (Bad file descriptor) [pid 571] close(11) = -1 EBADF (Bad file descriptor) [pid 571] close(12) = -1 EBADF (Bad file descriptor) [pid 571] close(13) = -1 EBADF (Bad file descriptor) [pid 571] close(14) = -1 EBADF (Bad file descriptor) [pid 571] close(15) = -1 EBADF (Bad file descriptor) [pid 571] close(16) = -1 EBADF (Bad file descriptor) [pid 571] close(17) = -1 EBADF (Bad file descriptor) [pid 571] close(18) = -1 EBADF (Bad file descriptor) [pid 571] close(19) = -1 EBADF (Bad file descriptor) [pid 571] close(20) = -1 EBADF (Bad file descriptor) [pid 571] close(21) = -1 EBADF (Bad file descriptor) [pid 571] close(22) = -1 EBADF (Bad file descriptor) [pid 571] close(23) = -1 EBADF (Bad file descriptor) [pid 571] close(24) = -1 EBADF (Bad file descriptor) [pid 571] close(25) = -1 EBADF (Bad file descriptor) [pid 571] close(26) = -1 EBADF (Bad file descriptor) [pid 571] close(27) = -1 EBADF (Bad file descriptor) [pid 571] close(28) = -1 EBADF (Bad file descriptor) [pid 571] close(29) = -1 EBADF (Bad file descriptor) [pid 571] exit_group(0) = ? [pid 571] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./6/cgroup.cpu") = 0 [pid 308] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./6/binderfs") = 0 [pid 308] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./6/cgroup") = 0 [pid 308] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./6/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./6") = 0 [pid 308] mkdir("./7", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 9 ./strace-static-x86_64: Process 634 attached [pid 634] set_robust_list(0x55555647a660, 24) = 0 [pid 634] chdir("./7") = 0 [pid 634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 634] setpgid(0, 0) = 0 [pid 634] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 634] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 634] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 634] write(3, "1000", 4) = 4 [pid 634] close(3 [pid 595] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] <... close resumed>) = 0 [pid 595] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 634] symlink("/dev/binderfs", "./binderfs" [pid 595] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] <... symlink resumed>) = 0 [pid 634] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 634] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 634] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 41.567431][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 41.574935][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 41.597206][ T24] usb 6-1: USB disconnect, device number 8 [ 41.604033][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 595] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 41.627453][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 41.634306][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 41.642281][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 41.657378][ T19] usb 4-1: new high-speed USB device number 9 using dummy_hcd [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 41.677377][ T6] usb 1-1: new high-speed USB device number 9 using dummy_hcd [pid 598] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 41.747413][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 41.754547][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 41.762624][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 595] close(3) = 0 [pid 595] close(4) = -1 EBADF (Bad file descriptor) [pid 595] close(5) = -1 EBADF (Bad file descriptor) [pid 595] close(6) = -1 EBADF (Bad file descriptor) [pid 595] close(7) = -1 EBADF (Bad file descriptor) [pid 595] close(8) = -1 EBADF (Bad file descriptor) [pid 595] close(9) = -1 EBADF (Bad file descriptor) [pid 595] close(10) = -1 EBADF (Bad file descriptor) [pid 595] close(11) = -1 EBADF (Bad file descriptor) [pid 595] close(12) = -1 EBADF (Bad file descriptor) [pid 595] close(13) = -1 EBADF (Bad file descriptor) [pid 595] close(14) = -1 EBADF (Bad file descriptor) [pid 595] close(15) = -1 EBADF (Bad file descriptor) [pid 595] close(16) = -1 EBADF (Bad file descriptor) [pid 595] close(17) = -1 EBADF (Bad file descriptor) [pid 595] close(18) = -1 EBADF (Bad file descriptor) [pid 595] close(19) = -1 EBADF (Bad file descriptor) [pid 595] close(20) = -1 EBADF (Bad file descriptor) [pid 595] close(21) = -1 EBADF (Bad file descriptor) [pid 595] close(22) = -1 EBADF (Bad file descriptor) [pid 595] close(23) = -1 EBADF (Bad file descriptor) [pid 595] close(24) = -1 EBADF (Bad file descriptor) [pid 595] close(25) = -1 EBADF (Bad file descriptor) [pid 595] close(26 [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 595] close(27) = -1 EBADF (Bad file descriptor) [pid 595] close(28) = -1 EBADF (Bad file descriptor) [pid 595] close(29) = -1 EBADF (Bad file descriptor) [pid 595] exit_group(0) = ? [pid 595] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./6/cgroup.cpu") = 0 [pid 307] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./6/binderfs") = 0 [pid 307] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./6/cgroup") = 0 [pid 307] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./6/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./6") = 0 [pid 307] mkdir("./7", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 9 ./strace-static-x86_64: Process 662 attached [pid 662] set_robust_list(0x55555647a660, 24) = 0 [pid 662] chdir("./7") = 0 [pid 662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 662] setpgid(0, 0) = 0 [pid 662] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 662] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 662] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 620] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 662] <... openat resumed>) = 3 [pid 662] write(3, "1000", 4) = 4 [pid 662] close(3) = 0 [pid 662] symlink("/dev/binderfs", "./binderfs") = 0 [pid 662] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 662] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 662] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 41.817412][ T323] usb 3-1: new high-speed USB device number 9 using dummy_hcd [ 41.847436][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 41.859885][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 41.878516][ T316] usb 5-1: USB disconnect, device number 8 [ 41.885619][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] close(3) = 0 [pid 598] close(4) = -1 EBADF (Bad file descriptor) [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 598] close(5) = -1 EBADF (Bad file descriptor) [pid 598] close(6) = -1 EBADF (Bad file descriptor) [pid 598] close(7) = -1 EBADF (Bad file descriptor) [pid 598] close(8) = -1 EBADF (Bad file descriptor) [pid 598] close(9) = -1 EBADF (Bad file descriptor) [pid 598] close(10) = -1 EBADF (Bad file descriptor) [pid 598] close(11) = -1 EBADF (Bad file descriptor) [pid 598] close(12) = -1 EBADF (Bad file descriptor) [pid 598] close(13) = -1 EBADF (Bad file descriptor) [pid 598] close(14) = -1 EBADF (Bad file descriptor) [pid 598] close(15) = -1 EBADF (Bad file descriptor) [pid 598] close(16) = -1 EBADF (Bad file descriptor) [pid 598] close(17) = -1 EBADF (Bad file descriptor) [pid 598] close(18) = -1 EBADF (Bad file descriptor) [pid 598] close(19) = -1 EBADF (Bad file descriptor) [pid 598] close(20 [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 598] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 598] close(21) = -1 EBADF (Bad file descriptor) [pid 598] close(22) = -1 EBADF (Bad file descriptor) [pid 598] close(23) = -1 EBADF (Bad file descriptor) [pid 598] close(24) = -1 EBADF (Bad file descriptor) [pid 598] close(25) = -1 EBADF (Bad file descriptor) [pid 598] close(26) = -1 EBADF (Bad file descriptor) [pid 598] close(27) = -1 EBADF (Bad file descriptor) [pid 598] close(28) = -1 EBADF (Bad file descriptor) [pid 598] close(29) = -1 EBADF (Bad file descriptor) [pid 598] exit_group(0) = ? [pid 598] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./6/cgroup.cpu") = 0 [pid 304] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./6/binderfs") = 0 [pid 304] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./6/cgroup" [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 304] <... unlink resumed>) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./6/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./6") = 0 [pid 304] mkdir("./7", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 676 attached [pid 676] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 9 [pid 676] <... set_robust_list resumed>) = 0 [pid 676] chdir("./7") = 0 [pid 676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 676] setpgid(0, 0) = 0 [pid 676] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 676] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] <... symlink resumed>) = 0 [pid 676] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 676] write(3, "1000", 4) = 4 [pid 676] close(3) = 0 [pid 676] symlink("/dev/binderfs", "./binderfs") = 0 [pid 676] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 676] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 41.969175][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 41.980869][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 41.997357][ T24] usb 6-1: new high-speed USB device number 9 using dummy_hcd [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 42.019778][ T37] usb 2-1: USB disconnect, device number 8 [ 42.025658][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 42.027534][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 42.045576][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 42.197508][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 42.217510][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 42.226417][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 42.235426][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 604] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 606] <... ioctl resumed>, 0) = 0 [pid 604] <... ioctl resumed>, 0) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 604] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 606] <... ioctl resumed>, 0) = 0 [pid 604] <... ioctl resumed>, 0) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 604] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 606] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 604] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 634] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 42.243401][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.251228][ T19] usb 4-1: Product: syz [ 42.255187][ T19] usb 4-1: Manufacturer: syz [ 42.259906][ T6] usb 1-1: Product: syz [ 42.263876][ T6] usb 1-1: Manufacturer: syz [ 42.268447][ T19] usb 4-1: SerialNumber: syz [ 42.273108][ T6] usb 1-1: SerialNumber: syz [ 42.287607][ T316] usb 5-1: new high-speed USB device number 9 using dummy_hcd [pid 662] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 620] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 634] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [ 42.387490][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 42.396425][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.404220][ T323] usb 3-1: Product: syz [ 42.408245][ T323] usb 3-1: Manufacturer: syz [ 42.412611][ T323] usb 3-1: SerialNumber: syz [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 676] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 634] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 620] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 676] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 634] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 42.427423][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 42.438357][ T37] usb 2-1: new high-speed USB device number 9 using dummy_hcd [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 604] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 606] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 606] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 606] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 634] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 606] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 634] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 662] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 662] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 42.597445][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 42.606488][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.614295][ T24] usb 6-1: Product: syz [ 42.618344][ T24] usb 6-1: Manufacturer: syz [ 42.622680][ T24] usb 6-1: SerialNumber: syz [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 662] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 42.657458][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 604] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 606] <... ioctl resumed>, 0xa) = 0 [pid 604] <... ioctl resumed>, 0xa) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 604] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 606] <... ioctl resumed>, 0xb) = 0 [pid 604] <... ioctl resumed>, 0xb) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 676] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 662] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 676] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 676] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 662] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 634] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 676] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 634] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 620] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 662] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 42.827444][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 42.838212][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 42.846983][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.854883][ T316] usb 5-1: Product: syz [ 42.858807][ T316] usb 5-1: Manufacturer: syz [ 42.863218][ T316] usb 5-1: SerialNumber: syz [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 676] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 662] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 676] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 606] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 604] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 676] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 634] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 634] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 620] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 676] <... ioctl resumed>, 0) = 0 [pid 634] <... ioctl resumed>, 0xa) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 676] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 634] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 676] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 634] <... ioctl resumed>, 0xb) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 620] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 676] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 43.047431][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 43.056405][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 43.064238][ T37] usb 2-1: Product: syz [ 43.068233][ T37] usb 2-1: Manufacturer: syz [ 43.072624][ T37] usb 2-1: SerialNumber: syz [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 604] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 606] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 606] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 604] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 620] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 676] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 634] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 620] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 604] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 606] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 606] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 604] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 604] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 606] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 43.417435][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 43.423671][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 43.431049][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 43.437212][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 43.444746][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 43.450388][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 620] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 676] <... ioctl resumed>, 0xa) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 676] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 634] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 676] <... ioctl resumed>, 0xb) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 634] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 676] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 634] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 620] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [ 43.547458][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 43.553716][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 43.561411][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 604] close(3) = 0 [pid 604] close(4) = -1 EBADF (Bad file descriptor) [pid 604] close(5) = -1 EBADF (Bad file descriptor) [pid 604] close(6) = -1 EBADF (Bad file descriptor) [pid 604] close(7) = -1 EBADF (Bad file descriptor) [pid 604] close(8) = -1 EBADF (Bad file descriptor) [pid 604] close(9) = -1 EBADF (Bad file descriptor) [pid 604] close(10) = -1 EBADF (Bad file descriptor) [pid 604] close(11) = -1 EBADF (Bad file descriptor) [pid 604] close(12) = -1 EBADF (Bad file descriptor) [pid 604] close(13) = -1 EBADF (Bad file descriptor) [pid 604] close(14) = -1 EBADF (Bad file descriptor) [pid 604] close(15) = -1 EBADF (Bad file descriptor) [pid 604] close(16) = -1 EBADF (Bad file descriptor) [pid 604] close(17) = -1 EBADF (Bad file descriptor) [pid 604] close(18) = -1 EBADF (Bad file descriptor) [pid 604] close(19) = -1 EBADF (Bad file descriptor) [pid 606] close(3 [pid 604] close(20) = -1 EBADF (Bad file descriptor) [pid 604] close(21) = -1 EBADF (Bad file descriptor) [pid 604] close(22) = -1 EBADF (Bad file descriptor) [pid 604] close(23 [pid 606] <... close resumed>) = 0 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 606] close(4 [pid 604] close(24) = -1 EBADF (Bad file descriptor) [pid 604] close(25) = -1 EBADF (Bad file descriptor) [pid 604] close(26) = -1 EBADF (Bad file descriptor) [pid 604] close(27) = -1 EBADF (Bad file descriptor) [pid 604] close(28) = -1 EBADF (Bad file descriptor) [pid 604] close(29) = -1 EBADF (Bad file descriptor) [pid 604] exit_group(0 [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... exit_group resumed>) = ? [pid 604] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 606] close(5) = -1 EBADF (Bad file descriptor) [pid 606] close(6) = -1 EBADF (Bad file descriptor) [pid 606] close(7) = -1 EBADF (Bad file descriptor) [pid 606] close(8) = -1 EBADF (Bad file descriptor) [pid 606] close(9) = -1 EBADF (Bad file descriptor) [pid 606] close(10) = -1 EBADF (Bad file descriptor) [pid 606] close(11) = -1 EBADF (Bad file descriptor) [pid 606] close(12) = -1 EBADF (Bad file descriptor) [pid 606] close(13) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 606] close(14 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 606] close(15 [pid 305] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... openat resumed>) = 3 [pid 606] close(16 [pid 305] newfstatat(3, "", [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 606] close(17) = -1 EBADF (Bad file descriptor) [pid 305] getdents64(3, [pid 606] close(18) = -1 EBADF (Bad file descriptor) [pid 606] close(19 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 606] close(20 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 606] close(21 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./7/cgroup.cpu" [pid 606] close(22) = -1 EBADF (Bad file descriptor) [pid 305] <... unlink resumed>) = 0 [pid 606] close(23 [pid 305] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 606] close(24) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 606] close(25 [pid 305] newfstatat(AT_FDCWD, "./7/binderfs", [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 606] close(26 [pid 305] unlink("./7/binderfs" [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 606] close(27 [pid 305] <... unlink resumed>) = 0 [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 606] close(28) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 606] close(29 [pid 305] newfstatat(AT_FDCWD, "./7/cgroup", [pid 606] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 606] exit_group(0 [pid 305] unlink("./7/cgroup" [pid 606] <... exit_group resumed>) = ? [pid 606] +++ exited with 0 +++ [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./7/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] <... restart_syscall resumed>) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./7") = 0 [pid 305] mkdir("./8", 0777 [pid 302] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 694 attached [pid 302] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 694] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 10 [pid 694] <... set_robust_list resumed>) = 0 [pid 302] <... openat resumed>) = 3 [pid 694] chdir("./8" [pid 302] newfstatat(3, "", [pid 694] <... chdir resumed>) = 0 [pid 694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 694] <... prctl resumed>) = 0 [pid 302] getdents64(3, [pid 694] setpgid(0, 0) = 0 [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 694] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 302] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 694] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 694] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 302] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 694] <... symlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 694] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 302] unlink("./7/cgroup.cpu" [pid 694] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 694] <... openat resumed>) = 3 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 694] write(3, "1000", 4 [pid 302] newfstatat(AT_FDCWD, "./7/binderfs", [pid 694] <... write resumed>) = 4 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 694] close(3 [pid 302] unlink("./7/binderfs" [pid 694] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 694] symlink("/dev/binderfs", "./binderfs" [pid 302] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 694] <... symlink resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 694] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 302] newfstatat(AT_FDCWD, "./7/cgroup", [pid 694] <... openat resumed>) = 3 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_INIT [pid 302] unlink("./7/cgroup" [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 302] <... unlink resumed>) = 0 [pid 694] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 302] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 694] <... ioctl resumed>, 0) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 302] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 302] unlink("./7/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./7") = 0 [pid 302] mkdir("./8", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 695 attached , child_tidptr=0x55555647a650) = 10 [pid 695] set_robust_list(0x55555647a660, 24) = 0 [pid 695] chdir("./8") = 0 [pid 695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 695] setpgid(0, 0) = 0 [pid 695] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 695] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 695] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 695] write(3, "1000", 4) = 4 [pid 695] close(3) = 0 [pid 695] symlink("/dev/binderfs", "./binderfs") = 0 [pid 695] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 695] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 695] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 43.647484][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 43.652966][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 43.660659][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 43.675262][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 634] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 620] close(3 [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 634] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 634] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] <... close resumed>) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 620] close(4) = -1 EBADF (Bad file descriptor) [pid 620] close(5) = -1 EBADF (Bad file descriptor) [pid 620] close(6) = -1 EBADF (Bad file descriptor) [pid 620] close(7) = -1 EBADF (Bad file descriptor) [pid 620] close(8) = -1 EBADF (Bad file descriptor) [pid 620] close(9) = -1 EBADF (Bad file descriptor) [pid 620] close(10) = -1 EBADF (Bad file descriptor) [pid 620] close(11) = -1 EBADF (Bad file descriptor) [pid 620] close(12) = -1 EBADF (Bad file descriptor) [pid 620] close(13) = -1 EBADF (Bad file descriptor) [pid 620] close(14) = -1 EBADF (Bad file descriptor) [pid 620] close(15) = -1 EBADF (Bad file descriptor) [pid 620] close(16) = -1 EBADF (Bad file descriptor) [pid 620] close(17) = -1 EBADF (Bad file descriptor) [pid 620] close(18) = -1 EBADF (Bad file descriptor) [pid 620] close(19) = -1 EBADF (Bad file descriptor) [pid 620] close(20) = -1 EBADF (Bad file descriptor) [pid 620] close(21) = -1 EBADF (Bad file descriptor) [pid 620] close(22) = -1 EBADF (Bad file descriptor) [pid 620] close(23) = -1 EBADF (Bad file descriptor) [pid 620] close(24) = -1 EBADF (Bad file descriptor) [pid 620] close(25) = -1 EBADF (Bad file descriptor) [pid 620] close(26) = -1 EBADF (Bad file descriptor) [pid 620] close(27) = -1 EBADF (Bad file descriptor) [pid 620] close(28) = -1 EBADF (Bad file descriptor) [pid 620] close(29) = -1 EBADF (Bad file descriptor) [pid 620] exit_group(0) = ? [pid 620] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 43.702397][ T6] usb 1-1: USB disconnect, device number 9 [ 43.717687][ T19] usb 4-1: USB disconnect, device number 9 [ 43.724190][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 43.733676][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 306] unlink("./7/cgroup.cpu") = 0 [pid 306] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./7/binderfs", [pid 676] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 634] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 662] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 306] unlink("./7/binderfs") = 0 [pid 306] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./7/cgroup") = 0 [pid 306] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./7/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3 [pid 662] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 306] <... close resumed>) = 0 [pid 306] rmdir("./7") = 0 [pid 306] mkdir("./8", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 703 attached [pid 703] set_robust_list(0x55555647a660, 24) = 0 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 10 [pid 703] chdir("./8") = 0 [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 703] setpgid(0, 0) = 0 [pid 703] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 703] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 703] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 703] write(3, "1000", 4) = 4 [pid 703] close(3) = 0 [pid 703] symlink("/dev/binderfs", "./binderfs") = 0 [pid 703] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 703] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 703] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 43.767478][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 43.772856][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 43.789301][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 43.799069][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 43.812824][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 43.821173][ T323] usb 3-1: USB disconnect, device number 9 [ 43.832733][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 634] close(3 [pid 676] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 634] <... close resumed>) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 634] close(4 [pid 676] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 634] close(5) = -1 EBADF (Bad file descriptor) [pid 634] close(6) = -1 EBADF (Bad file descriptor) [pid 634] close(7) = -1 EBADF (Bad file descriptor) [pid 634] close(8) = -1 EBADF (Bad file descriptor) [pid 634] close(9) = -1 EBADF (Bad file descriptor) [pid 634] close(10) = -1 EBADF (Bad file descriptor) [pid 634] close(11) = -1 EBADF (Bad file descriptor) [pid 634] close(12) = -1 EBADF (Bad file descriptor) [pid 634] close(13) = -1 EBADF (Bad file descriptor) [pid 634] close(14) = -1 EBADF (Bad file descriptor) [pid 634] close(15) = -1 EBADF (Bad file descriptor) [pid 634] close(16) = -1 EBADF (Bad file descriptor) [pid 634] close(17) = -1 EBADF (Bad file descriptor) [pid 634] close(18) = -1 EBADF (Bad file descriptor) [pid 634] close(19) = -1 EBADF (Bad file descriptor) [pid 634] close(20) = -1 EBADF (Bad file descriptor) [pid 634] close(21) = -1 EBADF (Bad file descriptor) [pid 634] close(22) = -1 EBADF (Bad file descriptor) [pid 676] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 634] close(23 [pid 662] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 662] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 634] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 634] close(24) = -1 EBADF (Bad file descriptor) [pid 634] close(25) = -1 EBADF (Bad file descriptor) [pid 634] close(26) = -1 EBADF (Bad file descriptor) [pid 634] close(27) = -1 EBADF (Bad file descriptor) [pid 634] close(28) = -1 EBADF (Bad file descriptor) [pid 634] close(29) = -1 EBADF (Bad file descriptor) [pid 634] exit_group(0) = ? [pid 634] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./7/cgroup.cpu") = 0 [pid 308] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./7/binderfs") = 0 [pid 308] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./7/cgroup") = 0 [pid 308] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./7/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./7") = 0 [pid 308] mkdir("./8", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 724 attached [pid 724] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 10 [pid 724] <... set_robust_list resumed>) = 0 [pid 724] chdir("./8") = 0 [pid 724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 724] setpgid(0, 0) = 0 [pid 724] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 724] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 724] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 724] write(3, "1000", 4) = 4 [pid 724] close(3) = 0 [pid 724] symlink("/dev/binderfs", "./binderfs") = 0 [pid 724] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 724] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 724] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 662] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 43.987595][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 43.998683][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 44.010083][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 44.017521][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 44.025951][ T24] usb 6-1: USB disconnect, device number 9 [ 44.034713][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 44.043877][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 676] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 676] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 44.127445][ T19] usb 4-1: new high-speed USB device number 10 using dummy_hcd [ 44.167446][ T6] usb 1-1: new high-speed USB device number 10 using dummy_hcd [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 662] close(3) = 0 [pid 662] close(4) = -1 EBADF (Bad file descriptor) [pid 662] close(5) = -1 EBADF (Bad file descriptor) [pid 662] close(6) = -1 EBADF (Bad file descriptor) [pid 662] close(7) = -1 EBADF (Bad file descriptor) [pid 662] close(8) = -1 EBADF (Bad file descriptor) [pid 662] close(9) = -1 EBADF (Bad file descriptor) [pid 662] close(10) = -1 EBADF (Bad file descriptor) [pid 662] close(11) = -1 EBADF (Bad file descriptor) [pid 662] close(12) = -1 EBADF (Bad file descriptor) [pid 662] close(13) = -1 EBADF (Bad file descriptor) [pid 662] close(14) = -1 EBADF (Bad file descriptor) [pid 662] close(15) = -1 EBADF (Bad file descriptor) [pid 662] close(16) = -1 EBADF (Bad file descriptor) [pid 662] close(17) = -1 EBADF (Bad file descriptor) [pid 662] close(18) = -1 EBADF (Bad file descriptor) [pid 662] close(19) = -1 EBADF (Bad file descriptor) [pid 662] close(20) = -1 EBADF (Bad file descriptor) [pid 662] close(21) = -1 EBADF (Bad file descriptor) [pid 662] close(22) = -1 EBADF (Bad file descriptor) [pid 662] close(23) = -1 EBADF (Bad file descriptor) [pid 662] close(24) = -1 EBADF (Bad file descriptor) [pid 662] close(25) = -1 EBADF (Bad file descriptor) [pid 662] close(26) = -1 EBADF (Bad file descriptor) [pid 662] close(27) = -1 EBADF (Bad file descriptor) [pid 662] close(28) = -1 EBADF (Bad file descriptor) [pid 662] close(29) = -1 EBADF (Bad file descriptor) [pid 662] exit_group(0) = ? [pid 662] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./7/cgroup.cpu") = 0 [pid 307] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./7/binderfs") = 0 [pid 307] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./7/cgroup") = 0 [pid 307] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./7/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./7") = 0 [pid 307] mkdir("./8", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 10 ./strace-static-x86_64: Process 725 attached [pid 725] set_robust_list(0x55555647a660, 24) = 0 [pid 725] chdir("./8") = 0 [pid 725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 725] setpgid(0, 0) = 0 [pid 725] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 725] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 725] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 725] write(3, "1000", 4) = 4 [pid 725] close(3) = 0 [pid 725] symlink("/dev/binderfs", "./binderfs") = 0 [pid 725] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 725] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 725] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 44.207453][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 44.215160][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 44.222685][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 44.228312][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 44.235972][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 44.246854][ T323] usb 3-1: new high-speed USB device number 10 using dummy_hcd [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 44.269833][ T316] usb 5-1: USB disconnect, device number 9 [ 44.275734][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 676] close(3) = 0 [pid 676] close(4) = -1 EBADF (Bad file descriptor) [pid 676] close(5) = -1 EBADF (Bad file descriptor) [pid 676] close(6) = -1 EBADF (Bad file descriptor) [pid 676] close(7) = -1 EBADF (Bad file descriptor) [pid 676] close(8) = -1 EBADF (Bad file descriptor) [pid 676] close(9) = -1 EBADF (Bad file descriptor) [pid 676] close(10) = -1 EBADF (Bad file descriptor) [pid 676] close(11) = -1 EBADF (Bad file descriptor) [pid 676] close(12) = -1 EBADF (Bad file descriptor) [pid 676] close(13) = -1 EBADF (Bad file descriptor) [pid 676] close(14) = -1 EBADF (Bad file descriptor) [pid 676] close(15) = -1 EBADF (Bad file descriptor) [pid 676] close(16) = -1 EBADF (Bad file descriptor) [pid 676] close(17) = -1 EBADF (Bad file descriptor) [pid 676] close(18) = -1 EBADF (Bad file descriptor) [pid 676] close(19) = -1 EBADF (Bad file descriptor) [pid 676] close(20) = -1 EBADF (Bad file descriptor) [pid 676] close(21) = -1 EBADF (Bad file descriptor) [pid 676] close(22) = -1 EBADF (Bad file descriptor) [pid 676] close(23) = -1 EBADF (Bad file descriptor) [pid 676] close(24) = -1 EBADF (Bad file descriptor) [pid 676] close(25) = -1 EBADF (Bad file descriptor) [pid 676] close(26) = -1 EBADF (Bad file descriptor) [pid 676] close(27) = -1 EBADF (Bad file descriptor) [pid 676] close(28) = -1 EBADF (Bad file descriptor) [pid 676] close(29) = -1 EBADF (Bad file descriptor) [pid 676] exit_group(0) = ? [pid 676] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./7/cgroup.cpu") = 0 [pid 304] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./7/binderfs") = 0 [pid 304] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./7/cgroup") = 0 [pid 304] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./7/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./7") = 0 [pid 304] mkdir("./8", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 747 attached [pid 747] set_robust_list(0x55555647a660, 24) = 0 [pid 747] chdir("./8" [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 10 [pid 747] <... chdir resumed>) = 0 [pid 747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 747] setpgid(0, 0) = 0 [pid 747] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 747] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 747] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 747] write(3, "1000", 4) = 4 [pid 747] close(3) = 0 [pid 747] symlink("/dev/binderfs", "./binderfs") = 0 [pid 747] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 747] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 694] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 44.427436][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 44.440543][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 44.454840][ T37] usb 2-1: USB disconnect, device number 9 [ 44.461642][ T24] usb 6-1: new high-speed USB device number 10 using dummy_hcd [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 694] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 44.470995][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 44.487986][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 694] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 694] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 44.537415][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 694] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 44.637412][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 44.667447][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 44.667483][ T316] usb 5-1: new high-speed USB device number 10 using dummy_hcd [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 694] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 44.676299][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 44.691840][ T19] usb 4-1: Product: syz [ 44.696175][ T19] usb 4-1: Manufacturer: syz [ 44.700819][ T19] usb 4-1: SerialNumber: syz [ 44.727486][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 725] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 703] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 694] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 703] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 695] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 44.736342][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 44.745023][ T6] usb 1-1: Product: syz [ 44.750716][ T6] usb 1-1: Manufacturer: syz [ 44.755124][ T6] usb 1-1: SerialNumber: syz [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [ 44.817477][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 44.826354][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 44.834574][ T323] usb 3-1: Product: syz [ 44.838746][ T323] usb 3-1: Manufacturer: syz [ 44.843475][ T323] usb 3-1: SerialNumber: syz [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 747] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 44.857422][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 44.887443][ T37] usb 2-1: new high-speed USB device number 10 using dummy_hcd [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 725] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 724] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 725] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 45.037422][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 45.046433][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 45.054421][ T24] usb 6-1: Product: syz [ 45.058426][ T24] usb 6-1: Manufacturer: syz [ 45.062785][ T24] usb 6-1: SerialNumber: syz [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 724] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 703] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 45.077465][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 725] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 747] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 694] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 725] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 695] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 725] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 724] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 725] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 747] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 725] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 725] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 45.257447][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.268177][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 45.276995][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 45.284891][ T316] usb 5-1: Product: syz [ 45.288802][ T316] usb 5-1: Manufacturer: syz [ 45.293218][ T316] usb 5-1: SerialNumber: syz [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 694] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 747] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [ 45.437419][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 45.446454][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 45.454370][ T37] usb 2-1: Product: syz [ 45.458367][ T37] usb 2-1: Manufacturer: syz [ 45.462755][ T37] usb 2-1: SerialNumber: syz [pid 724] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 725] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 694] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 695] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 703] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 703] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 694] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 695] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 45.847490][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 45.853737][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 45.861650][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 695] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 45.897479][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 45.904114][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 45.911663][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 725] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 703] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 703] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 724] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 725] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 703] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 724] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 45.967517][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 45.973911][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 45.981252][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 694] close(3) = 0 [pid 694] close(4) = -1 EBADF (Bad file descriptor) [pid 694] close(5) = -1 EBADF (Bad file descriptor) [pid 694] close(6) = -1 EBADF (Bad file descriptor) [pid 694] close(7) = -1 EBADF (Bad file descriptor) [pid 694] close(8) = -1 EBADF (Bad file descriptor) [pid 694] close(9) = -1 EBADF (Bad file descriptor) [pid 694] close(10) = -1 EBADF (Bad file descriptor) [pid 694] close(11) = -1 EBADF (Bad file descriptor) [pid 694] close(12) = -1 EBADF (Bad file descriptor) [pid 694] close(13) = -1 EBADF (Bad file descriptor) [pid 694] close(14) = -1 EBADF (Bad file descriptor) [pid 694] close(15) = -1 EBADF (Bad file descriptor) [pid 694] close(16) = -1 EBADF (Bad file descriptor) [pid 694] close(17) = -1 EBADF (Bad file descriptor) [pid 694] close(18) = -1 EBADF (Bad file descriptor) [pid 694] close(19) = -1 EBADF (Bad file descriptor) [pid 694] close(20) = -1 EBADF (Bad file descriptor) [pid 694] close(21) = -1 EBADF (Bad file descriptor) [pid 694] close(22) = -1 EBADF (Bad file descriptor) [pid 694] close(23) = -1 EBADF (Bad file descriptor) [pid 694] close(24) = -1 EBADF (Bad file descriptor) [pid 694] close(25) = -1 EBADF (Bad file descriptor) [pid 694] close(26) = -1 EBADF (Bad file descriptor) [pid 694] close(27) = -1 EBADF (Bad file descriptor) [pid 694] close(28) = -1 EBADF (Bad file descriptor) [pid 694] close(29) = -1 EBADF (Bad file descriptor) [pid 694] exit_group(0) = ? [pid 694] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./8/cgroup.cpu") = 0 [pid 305] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./8/binderfs") = 0 [pid 305] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./8/cgroup") = 0 [pid 305] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./8/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./8") = 0 [pid 305] mkdir("./9", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 756 attached , child_tidptr=0x55555647a650) = 11 [pid 756] set_robust_list(0x55555647a660, 24) = 0 [pid 756] chdir("./9") = 0 [pid 756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 756] setpgid(0, 0) = 0 [pid 756] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 756] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 756] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 756] write(3, "1000", 4) = 4 [pid 756] close(3) = 0 [pid 756] symlink("/dev/binderfs", "./binderfs") = 0 [pid 756] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 756] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 756] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 695] close(3 [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] <... close resumed>) = 0 [pid 695] close(4) = -1 EBADF (Bad file descriptor) [pid 695] close(5) = -1 EBADF (Bad file descriptor) [pid 695] close(6) = -1 EBADF (Bad file descriptor) [pid 695] close(7) = -1 EBADF (Bad file descriptor) [pid 695] close(8) = -1 EBADF (Bad file descriptor) [pid 695] close(9) = -1 EBADF (Bad file descriptor) [pid 695] close(10) = -1 EBADF (Bad file descriptor) [pid 695] close(11) = -1 EBADF (Bad file descriptor) [pid 695] close(12) = -1 EBADF (Bad file descriptor) [pid 695] close(13) = -1 EBADF (Bad file descriptor) [pid 695] close(14) = -1 EBADF (Bad file descriptor) [pid 695] close(15) = -1 EBADF (Bad file descriptor) [pid 695] close(16) = -1 EBADF (Bad file descriptor) [pid 695] close(17) = -1 EBADF (Bad file descriptor) [pid 695] close(18) = -1 EBADF (Bad file descriptor) [pid 695] close(19) = -1 EBADF (Bad file descriptor) [pid 695] close(20) = -1 EBADF (Bad file descriptor) [pid 695] close(21) = -1 EBADF (Bad file descriptor) [pid 695] close(22) = -1 EBADF (Bad file descriptor) [pid 695] close(23) = -1 EBADF (Bad file descriptor) [ 46.077410][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 46.084032][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 46.099578][ T19] usb 4-1: USB disconnect, device number 10 [ 46.106221][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 695] close(24) = -1 EBADF (Bad file descriptor) [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 695] close(25 [pid 747] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 695] close(26) = -1 EBADF (Bad file descriptor) [pid 695] close(27) = -1 EBADF (Bad file descriptor) [pid 695] close(28) = -1 EBADF (Bad file descriptor) [pid 695] close(29) = -1 EBADF (Bad file descriptor) [pid 695] exit_group(0) = ? [pid 695] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./8/cgroup.cpu") = 0 [pid 302] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./8/binderfs", [pid 747] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 703] close(3 [pid 302] unlink("./8/binderfs" [pid 725] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./8/cgroup") = 0 [pid 302] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./8/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./8") = 0 [pid 302] mkdir("./9", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 759 attached [pid 759] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 11 [pid 759] <... set_robust_list resumed>) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 759] chdir("./9" [pid 725] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 724] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 703] <... close resumed>) = 0 [pid 759] <... chdir resumed>) = 0 [pid 725] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 703] close(4 [pid 759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 725] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... prctl resumed>) = 0 [pid 725] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 703] close(5 [pid 759] setpgid(0, 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... setpgid resumed>) = 0 [pid 703] close(6 [pid 759] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... symlink resumed>) = 0 [pid 703] close(7 [pid 759] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... symlink resumed>) = 0 [pid 703] close(8 [pid 759] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... symlink resumed>) = 0 [pid 703] close(9 [pid 759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... openat resumed>) = 3 [pid 703] close(10 [pid 759] write(3, "1000", 4 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... write resumed>) = 4 [pid 703] close(11 [pid 759] close(3 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] <... close resumed>) = 0 [ 46.127482][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 46.138217][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 46.155811][ T6] usb 1-1: USB disconnect, device number 10 [ 46.168012][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 703] close(12 [pid 759] symlink("/dev/binderfs", "./binderfs" [pid 725] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 724] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(13) = -1 EBADF (Bad file descriptor) [pid 703] close(14) = -1 EBADF (Bad file descriptor) [pid 703] close(15) = -1 EBADF (Bad file descriptor) [pid 703] close(16) = -1 EBADF (Bad file descriptor) [pid 703] close(17) = -1 EBADF (Bad file descriptor) [pid 703] close(18) = -1 EBADF (Bad file descriptor) [pid 703] close(19) = -1 EBADF (Bad file descriptor) [pid 703] close(20) = -1 EBADF (Bad file descriptor) [pid 703] close(21) = -1 EBADF (Bad file descriptor) [pid 703] close(22) = -1 EBADF (Bad file descriptor) [pid 703] close(23) = -1 EBADF (Bad file descriptor) [pid 703] close(24) = -1 EBADF (Bad file descriptor) [pid 703] close(25) = -1 EBADF (Bad file descriptor) [pid 703] close(26) = -1 EBADF (Bad file descriptor) [pid 703] close(27) = -1 EBADF (Bad file descriptor) [pid 703] close(28) = -1 EBADF (Bad file descriptor) [pid 703] close(29) = -1 EBADF (Bad file descriptor) [pid 703] exit_group(0) = ? [pid 703] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 759] <... symlink resumed>) = 0 [pid 759] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 759] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 759] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 306] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 759] <... ioctl resumed>, 0) = 0 [pid 306] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./8/cgroup.cpu") = 0 [pid 306] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./8/binderfs") = 0 [pid 306] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./8/cgroup") = 0 [pid 306] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./8/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./8") = 0 [pid 306] mkdir("./9", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 764 attached [pid 764] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 11 [pid 764] <... set_robust_list resumed>) = 0 [pid 764] chdir("./9") = 0 [pid 764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 764] setpgid(0, 0) = 0 [pid 764] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 764] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 764] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 764] write(3, "1000", 4) = 4 [pid 764] close(3) = 0 [pid 764] symlink("/dev/binderfs", "./binderfs") = 0 [pid 764] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 764] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 764] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 46.187545][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 46.193957][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 46.205240][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 46.214812][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 46.229271][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 46.256667][ T323] usb 3-1: USB disconnect, device number 10 [ 46.268113][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 747] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 724] close(3 [pid 725] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 724] <... close resumed>) = 0 [pid 725] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 724] close(4) = -1 EBADF (Bad file descriptor) [pid 724] close(5) = -1 EBADF (Bad file descriptor) [pid 724] close(6) = -1 EBADF (Bad file descriptor) [pid 724] close(7) = -1 EBADF (Bad file descriptor) [pid 724] close(8) = -1 EBADF (Bad file descriptor) [pid 724] close(9) = -1 EBADF (Bad file descriptor) [pid 724] close(10) = -1 EBADF (Bad file descriptor) [pid 724] close(11) = -1 EBADF (Bad file descriptor) [pid 724] close(12) = -1 EBADF (Bad file descriptor) [pid 724] close(13) = -1 EBADF (Bad file descriptor) [pid 724] close(14) = -1 EBADF (Bad file descriptor) [pid 724] close(15) = -1 EBADF (Bad file descriptor) [pid 724] close(16) = -1 EBADF (Bad file descriptor) [pid 724] close(17) = -1 EBADF (Bad file descriptor) [pid 724] close(18) = -1 EBADF (Bad file descriptor) [pid 724] close(19) = -1 EBADF (Bad file descriptor) [pid 724] close(20) = -1 EBADF (Bad file descriptor) [pid 724] close(21) = -1 EBADF (Bad file descriptor) [pid 724] close(22) = -1 EBADF (Bad file descriptor) [pid 724] close(23) = -1 EBADF (Bad file descriptor) [pid 724] close(24) = -1 EBADF (Bad file descriptor) [pid 724] close(25) = -1 EBADF (Bad file descriptor) [pid 724] close(26) = -1 EBADF (Bad file descriptor) [pid 724] close(27) = -1 EBADF (Bad file descriptor) [pid 724] close(28) = -1 EBADF (Bad file descriptor) [pid 724] close(29) = -1 EBADF (Bad file descriptor) [pid 724] exit_group(0) = ? [pid 724] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", [pid 725] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 308] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./8/cgroup.cpu") = 0 [pid 308] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./8/binderfs") = 0 [pid 308] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./8/cgroup") = 0 [pid 308] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./8/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./8") = 0 [pid 308] mkdir("./9", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 786 attached [pid 786] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 11 [pid 786] <... set_robust_list resumed>) = 0 [pid 786] chdir("./9") = 0 [pid 786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 786] setpgid(0, 0) = 0 [pid 786] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [ 46.397451][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 46.404469][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 46.417456][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 46.424491][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 46.438315][ T24] usb 6-1: USB disconnect, device number 10 [pid 786] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 786] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 786] write(3, "1000", 4) = 4 [pid 786] close(3) = 0 [pid 786] symlink("/dev/binderfs", "./binderfs") = 0 [pid 786] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 786] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 46.449677][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 46.460633][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 46.497379][ T19] usb 4-1: new high-speed USB device number 11 using dummy_hcd [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 747] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 747] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 725] close(3) = 0 [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 725] close(4) = -1 EBADF (Bad file descriptor) [pid 725] close(5) = -1 EBADF (Bad file descriptor) [pid 725] close(6) = -1 EBADF (Bad file descriptor) [pid 725] close(7) = -1 EBADF (Bad file descriptor) [pid 725] close(8) = -1 EBADF (Bad file descriptor) [pid 725] close(9) = -1 EBADF (Bad file descriptor) [pid 725] close(10) = -1 EBADF (Bad file descriptor) [pid 725] close(11) = -1 EBADF (Bad file descriptor) [pid 725] close(12 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 46.577408][ T6] usb 1-1: new high-speed USB device number 11 using dummy_hcd [ 46.607428][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 46.613911][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 46.621735][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] close(13) = -1 EBADF (Bad file descriptor) [pid 725] close(14) = -1 EBADF (Bad file descriptor) [pid 725] close(15) = -1 EBADF (Bad file descriptor) [pid 725] close(16) = -1 EBADF (Bad file descriptor) [pid 725] close(17) = -1 EBADF (Bad file descriptor) [pid 725] close(18) = -1 EBADF (Bad file descriptor) [pid 725] close(19) = -1 EBADF (Bad file descriptor) [pid 725] close(20) = -1 EBADF (Bad file descriptor) [pid 725] close(21) = -1 EBADF (Bad file descriptor) [pid 725] close(22) = -1 EBADF (Bad file descriptor) [pid 725] close(23) = -1 EBADF (Bad file descriptor) [pid 725] close(24) = -1 EBADF (Bad file descriptor) [pid 725] close(25) = -1 EBADF (Bad file descriptor) [pid 725] close(26) = -1 EBADF (Bad file descriptor) [pid 725] close(27) = -1 EBADF (Bad file descriptor) [pid 725] close(28) = -1 EBADF (Bad file descriptor) [pid 725] close(29) = -1 EBADF (Bad file descriptor) [pid 725] exit_group(0) = ? [pid 725] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./8/cgroup.cpu") = 0 [pid 307] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./8/binderfs") = 0 [pid 307] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./8/cgroup") = 0 [pid 307] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./8/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./8") = 0 [pid 307] mkdir("./9", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 789 attached [pid 789] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 11 [pid 789] <... set_robust_list resumed>) = 0 [pid 789] chdir("./9") = 0 [pid 789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 789] setpgid(0, 0) = 0 [pid 789] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 789] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 789] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 46.627420][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 46.634701][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 46.649502][ T316] usb 5-1: USB disconnect, device number 10 [ 46.667642][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 789] write(3, "1000", 4) = 4 [pid 789] close(3) = 0 [pid 789] symlink("/dev/binderfs", "./binderfs") = 0 [pid 789] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 789] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 789] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 46.677397][ T323] usb 3-1: new high-speed USB device number 11 using dummy_hcd [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] close(3) = 0 [pid 747] close(4) = -1 EBADF (Bad file descriptor) [pid 747] close(5 [pid 756] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 747] close(6) = -1 EBADF (Bad file descriptor) [pid 747] close(7) = -1 EBADF (Bad file descriptor) [pid 747] close(8) = -1 EBADF (Bad file descriptor) [pid 747] close(9) = -1 EBADF (Bad file descriptor) [pid 747] close(10) = -1 EBADF (Bad file descriptor) [pid 747] close(11) = -1 EBADF (Bad file descriptor) [pid 747] close(12) = -1 EBADF (Bad file descriptor) [pid 747] close(13) = -1 EBADF (Bad file descriptor) [pid 747] close(14) = -1 EBADF (Bad file descriptor) [pid 747] close(15) = -1 EBADF (Bad file descriptor) [pid 747] close(16) = -1 EBADF (Bad file descriptor) [pid 747] close(17) = -1 EBADF (Bad file descriptor) [pid 747] close(18) = -1 EBADF (Bad file descriptor) [pid 747] close(19) = -1 EBADF (Bad file descriptor) [pid 747] close(20) = -1 EBADF (Bad file descriptor) [pid 747] close(21) = -1 EBADF (Bad file descriptor) [pid 747] close(22) = -1 EBADF (Bad file descriptor) [pid 747] close(23) = -1 EBADF (Bad file descriptor) [pid 747] close(24) = -1 EBADF (Bad file descriptor) [pid 747] close(25) = -1 EBADF (Bad file descriptor) [pid 747] close(26) = -1 EBADF (Bad file descriptor) [pid 747] close(27) = -1 EBADF (Bad file descriptor) [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 747] close(28 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] close(29) = -1 EBADF (Bad file descriptor) [pid 747] exit_group(0) = ? [pid 747] +++ exited with 0 +++ [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./8/cgroup.cpu") = 0 [pid 304] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 756] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 304] newfstatat(AT_FDCWD, "./8/binderfs", [ 46.827422][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 46.834479][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 46.848117][ T37] usb 2-1: USB disconnect, device number 10 [ 46.856267][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 46.858086][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] unlink("./8/binderfs") = 0 [pid 304] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./8/cgroup") = 0 [pid 304] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./8/cgroup.net" [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] <... unlink resumed>) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./8") = 0 [pid 304] mkdir("./9", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 809 attached [pid 809] set_robust_list(0x55555647a660, 24) = 0 [pid 809] chdir("./9" [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 11 [pid 809] <... chdir resumed>) = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 809] setpgid(0, 0) = 0 [pid 809] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 809] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 809] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 809] write(3, "1000", 4) = 4 [pid 809] close(3) = 0 [pid 809] symlink("/dev/binderfs", "./binderfs") = 0 [pid 809] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 809] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 756] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 46.865394][ T24] usb 6-1: new high-speed USB device number 11 using dummy_hcd [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 756] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 46.947499][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 756] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 756] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 47.037446][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 47.046397][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 47.054626][ T19] usb 4-1: Product: syz [ 47.058645][ T19] usb 4-1: Manufacturer: syz [ 47.063384][ T19] usb 4-1: SerialNumber: syz [ 47.067433][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 756] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 789] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 47.107411][ T316] usb 5-1: new high-speed USB device number 11 using dummy_hcd [ 47.127435][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 47.136287][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 47.145083][ T6] usb 1-1: Product: syz [ 47.149207][ T6] usb 1-1: Manufacturer: syz [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 47.153608][ T6] usb 1-1: SerialNumber: syz [pid 786] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 786] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 809] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 47.247414][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 47.256337][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 47.264351][ T323] usb 3-1: Product: syz [ 47.268465][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 47.279162][ T323] usb 3-1: Manufacturer: syz [ 47.283551][ T323] usb 3-1: SerialNumber: syz [ 47.288176][ T37] usb 2-1: new high-speed USB device number 11 using dummy_hcd [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 764] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 759] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 786] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 764] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 786] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 764] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 47.457453][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 47.466491][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 47.474493][ T24] usb 6-1: Product: syz [ 47.478514][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 47.489189][ T24] usb 6-1: Manufacturer: syz [ 47.493552][ T24] usb 6-1: SerialNumber: syz [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 756] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 809] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 809] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 809] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 809] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 789] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 789] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 809] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 47.657447][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 47.668234][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 47.676995][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 47.685093][ T316] usb 5-1: Product: syz [ 47.689177][ T316] usb 5-1: Manufacturer: syz [ 47.693495][ T316] usb 5-1: SerialNumber: syz [pid 786] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 764] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 786] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 764] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 786] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 764] <... ioctl resumed>, 0xa) = 0 [pid 786] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 764] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 764] <... ioctl resumed>, 0xb) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 809] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 786] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 756] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 809] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 809] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 809] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 47.847442][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 47.856428][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 47.864576][ T37] usb 2-1: Product: syz [ 47.868685][ T37] usb 2-1: Manufacturer: syz [ 47.873093][ T37] usb 2-1: SerialNumber: syz [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 789] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 786] <... ioctl resumed>, 0xa) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 756] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 764] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 786] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 756] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 809] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 809] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 786] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 764] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 786] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 764] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 756] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 48.207455][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 48.213759][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 48.221479][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 48.297427][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 48.303679][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 48.311356][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 809] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 786] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 764] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 786] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 786] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 764] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 756] close(3) = 0 [pid 756] close(4) = -1 EBADF (Bad file descriptor) [pid 756] close(5) = -1 EBADF (Bad file descriptor) [pid 756] close(6) = -1 EBADF (Bad file descriptor) [pid 756] close(7) = -1 EBADF (Bad file descriptor) [pid 756] close(8) = -1 EBADF (Bad file descriptor) [pid 756] close(9) = -1 EBADF (Bad file descriptor) [pid 756] close(10) = -1 EBADF (Bad file descriptor) [pid 756] close(11) = -1 EBADF (Bad file descriptor) [pid 756] close(12) = -1 EBADF (Bad file descriptor) [pid 756] close(13) = -1 EBADF (Bad file descriptor) [pid 756] close(14) = -1 EBADF (Bad file descriptor) [pid 756] close(15) = -1 EBADF (Bad file descriptor) [pid 756] close(16) = -1 EBADF (Bad file descriptor) [pid 756] close(17) = -1 EBADF (Bad file descriptor) [pid 756] close(18) = -1 EBADF (Bad file descriptor) [pid 756] close(19) = -1 EBADF (Bad file descriptor) [pid 756] close(20) = -1 EBADF (Bad file descriptor) [pid 756] close(21) = -1 EBADF (Bad file descriptor) [pid 756] close(22) = -1 EBADF (Bad file descriptor) [pid 756] close(23) = -1 EBADF (Bad file descriptor) [pid 756] close(24) = -1 EBADF (Bad file descriptor) [pid 756] close(25) = -1 EBADF (Bad file descriptor) [pid 756] close(26) = -1 EBADF (Bad file descriptor) [pid 756] close(27) = -1 EBADF (Bad file descriptor) [pid 756] close(28) = -1 EBADF (Bad file descriptor) [pid 756] close(29) = -1 EBADF (Bad file descriptor) [pid 756] exit_group(0) = ? [pid 756] +++ exited with 0 +++ [ 48.417508][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 48.424549][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 48.431948][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [ 48.437427][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 48.437439][ T28] kauditd_printk_skb: 5 callbacks suppressed [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./9/cgroup.cpu") = 0 [pid 305] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./9/binderfs") = 0 [pid 305] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./9/cgroup") = 0 [pid 305] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 759] close(3 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./9/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./9") = 0 [pid 305] mkdir("./10", 0777 [pid 759] <... close resumed>) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 819 attached [pid 759] close(4) = -1 EBADF (Bad file descriptor) [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 12 [pid 819] set_robust_list(0x55555647a660, 24 [pid 759] close(5 [pid 819] <... set_robust_list resumed>) = 0 [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] chdir("./10" [pid 759] close(6 [pid 819] <... chdir resumed>) = 0 [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 759] close(7 [pid 819] setpgid(0, 0 [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... setpgid resumed>) = 0 [pid 759] close(8 [pid 819] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... symlink resumed>) = 0 [pid 759] close(9) = -1 EBADF (Bad file descriptor) [pid 819] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 759] close(10) = -1 EBADF (Bad file descriptor) [pid 819] <... symlink resumed>) = 0 [pid 759] close(11 [pid 819] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] close(12 [pid 819] <... symlink resumed>) = 0 [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 759] close(13) = -1 EBADF (Bad file descriptor) [pid 819] <... openat resumed>) = 3 [pid 759] close(14) = -1 EBADF (Bad file descriptor) [pid 819] write(3, "1000", 4 [pid 759] close(15 [pid 819] <... write resumed>) = 4 [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] close(16 [pid 819] close(3 [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] close(17 [pid 819] <... close resumed>) = 0 [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] symlink("/dev/binderfs", "./binderfs" [pid 759] close(18) = -1 EBADF (Bad file descriptor) [pid 819] <... symlink resumed>) = 0 [pid 759] close(19) = -1 EBADF (Bad file descriptor) [pid 759] close(20 [pid 819] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] close(21) = -1 EBADF (Bad file descriptor) [pid 819] <... openat resumed>) = 3 [pid 759] close(22) = -1 EBADF (Bad file descriptor) [pid 819] ioctl(3, USB_RAW_IOCTL_INIT [pid 759] close(23) = -1 EBADF (Bad file descriptor) [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] close(24 [pid 819] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] close(25) = -1 EBADF (Bad file descriptor) [pid 759] close(26) = -1 EBADF (Bad file descriptor) [pid 759] close(27) = -1 EBADF (Bad file descriptor) [pid 819] <... ioctl resumed>, 0) = 0 [pid 759] close(28) = -1 EBADF (Bad file descriptor) [pid 759] close(29 [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 759] exit_group(0 [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 759] <... exit_group resumed>) = ? [pid 759] +++ exited with 0 +++ [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 48.437451][ T28] audit: type=1400 audit(1701913026.662:81): avc: denied { remove_name } for pid=83 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 48.449961][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 48.470999][ T28] audit: type=1400 audit(1701913026.662:82): avc: denied { rename } for pid=83 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 48.496232][ T19] usb 4-1: USB disconnect, device number 11 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./9/cgroup.cpu") = 0 [pid 302] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./9/binderfs") = 0 [pid 302] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./9/cgroup") = 0 [pid 302] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./9/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./9") = 0 [pid 302] mkdir("./10", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 820 attached [pid 820] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 12 [pid 820] <... set_robust_list resumed>) = 0 [pid 820] chdir("./10") = 0 [pid 820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 820] setpgid(0, 0) = 0 [pid 820] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 820] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 820] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 820] write(3, "1000", 4) = 4 [pid 820] close(3) = 0 [pid 820] symlink("/dev/binderfs", "./binderfs") = 0 [pid 820] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 820] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 820] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 48.527496][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 48.538886][ T6] cdc_ncm 1-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 48.554085][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 48.564678][ T6] usb 1-1: USB disconnect, device number 11 [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 789] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 789] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 809] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 789] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 786] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 764] close(3) = 0 [pid 786] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 764] close(4) = -1 EBADF (Bad file descriptor) [pid 764] close(5) = -1 EBADF (Bad file descriptor) [pid 786] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 764] close(6) = -1 EBADF (Bad file descriptor) [pid 764] close(7) = -1 EBADF (Bad file descriptor) [pid 764] close(8) = -1 EBADF (Bad file descriptor) [pid 764] close(9) = -1 EBADF (Bad file descriptor) [pid 764] close(10) = -1 EBADF (Bad file descriptor) [pid 764] close(11) = -1 EBADF (Bad file descriptor) [pid 764] close(12) = -1 EBADF (Bad file descriptor) [pid 764] close(13) = -1 EBADF (Bad file descriptor) [pid 764] close(14) = -1 EBADF (Bad file descriptor) [pid 764] close(15) = -1 EBADF (Bad file descriptor) [pid 764] close(16) = -1 EBADF (Bad file descriptor) [pid 764] close(17) = -1 EBADF (Bad file descriptor) [pid 764] close(18) = -1 EBADF (Bad file descriptor) [pid 764] close(19) = -1 EBADF (Bad file descriptor) [pid 764] close(20) = -1 EBADF (Bad file descriptor) [pid 764] close(21) = -1 EBADF (Bad file descriptor) [pid 764] close(22) = -1 EBADF (Bad file descriptor) [ 48.574043][ T6] cdc_ncm 1-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 764] close(23) = -1 EBADF (Bad file descriptor) [pid 764] close(24) = -1 EBADF (Bad file descriptor) [pid 764] close(25) = -1 EBADF (Bad file descriptor) [pid 764] close(26) = -1 EBADF (Bad file descriptor) [pid 764] close(27) = -1 EBADF (Bad file descriptor) [pid 764] close(28) = -1 EBADF (Bad file descriptor) [pid 764] close(29) = -1 EBADF (Bad file descriptor) [pid 764] exit_group(0) = ? [pid 764] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 786] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./9/cgroup.cpu") = 0 [pid 306] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./9/binderfs") = 0 [pid 306] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 48.627481][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 48.634024][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 48.641045][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 48.652570][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 48.665397][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 306] unlink("./9/cgroup") = 0 [pid 306] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./9/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./9") = 0 [pid 306] mkdir("./10", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 831 attached , child_tidptr=0x55555647a650) = 12 [pid 831] set_robust_list(0x55555647a660, 24) = 0 [pid 831] chdir("./10") = 0 [pid 831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 831] setpgid(0, 0) = 0 [pid 831] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 831] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 831] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 831] write(3, "1000", 4) = 4 [pid 831] close(3) = 0 [pid 831] symlink("/dev/binderfs", "./binderfs") = 0 [pid 831] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 831] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 831] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 48.675351][ T323] usb 3-1: USB disconnect, device number 11 [ 48.684556][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 809] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 789] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 809] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 809] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 789] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 786] close(3) = 0 [pid 786] close(4) = -1 EBADF (Bad file descriptor) [pid 786] close(5) = -1 EBADF (Bad file descriptor) [pid 786] close(6) = -1 EBADF (Bad file descriptor) [pid 786] close(7) = -1 EBADF (Bad file descriptor) [pid 786] close(8) = -1 EBADF (Bad file descriptor) [pid 786] close(9) = -1 EBADF (Bad file descriptor) [pid 786] close(10) = -1 EBADF (Bad file descriptor) [pid 786] close(11) = -1 EBADF (Bad file descriptor) [pid 786] close(12) = -1 EBADF (Bad file descriptor) [pid 786] close(13) = -1 EBADF (Bad file descriptor) [pid 786] close(14) = -1 EBADF (Bad file descriptor) [pid 786] close(15) = -1 EBADF (Bad file descriptor) [pid 786] close(16) = -1 EBADF (Bad file descriptor) [pid 786] close(17) = -1 EBADF (Bad file descriptor) [pid 786] close(18) = -1 EBADF (Bad file descriptor) [pid 786] close(19) = -1 EBADF (Bad file descriptor) [pid 786] close(20) = -1 EBADF (Bad file descriptor) [pid 786] close(21) = -1 EBADF (Bad file descriptor) [pid 786] close(22) = -1 EBADF (Bad file descriptor) [pid 786] close(23) = -1 EBADF (Bad file descriptor) [pid 786] close(24) = -1 EBADF (Bad file descriptor) [pid 786] close(25) = -1 EBADF (Bad file descriptor) [pid 786] close(26) = -1 EBADF (Bad file descriptor) [pid 786] close(27) = -1 EBADF (Bad file descriptor) [pid 786] close(28) = -1 EBADF (Bad file descriptor) [pid 786] close(29) = -1 EBADF (Bad file descriptor) [ 48.817508][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 48.823771][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 48.832087][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 48.857439][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [pid 786] exit_group(0) = ? [pid 786] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./9/cgroup.cpu") = 0 [pid 308] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./9/binderfs") = 0 [pid 308] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./9/cgroup") = 0 [pid 308] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./9/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./9") = 0 [pid 308] mkdir("./10", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 849 attached [pid 849] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 12 [pid 849] <... set_robust_list resumed>) = 0 [pid 849] chdir("./10") = 0 [pid 849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 849] setpgid(0, 0) = 0 [pid 849] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 849] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 849] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 849] write(3, "1000", 4) = 4 [pid 849] close(3) = 0 [pid 849] symlink("/dev/binderfs", "./binderfs") = 0 [pid 849] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 849] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 48.864464][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 48.877292][ T24] usb 6-1: USB disconnect, device number 11 [ 48.895047][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 789] close(3 [pid 809] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 789] <... close resumed>) = 0 [pid 809] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 789] close(4) = -1 EBADF (Bad file descriptor) [pid 789] close(5) = -1 EBADF (Bad file descriptor) [pid 789] close(6) = -1 EBADF (Bad file descriptor) [pid 789] close(7) = -1 EBADF (Bad file descriptor) [pid 789] close(8) = -1 EBADF (Bad file descriptor) [pid 789] close(9) = -1 EBADF (Bad file descriptor) [pid 789] close(10) = -1 EBADF (Bad file descriptor) [pid 789] close(11) = -1 EBADF (Bad file descriptor) [pid 789] close(12) = -1 EBADF (Bad file descriptor) [pid 789] close(13) = -1 EBADF (Bad file descriptor) [pid 789] close(14) = -1 EBADF (Bad file descriptor) [pid 789] close(15) = -1 EBADF (Bad file descriptor) [pid 789] close(16) = -1 EBADF (Bad file descriptor) [pid 789] close(17) = -1 EBADF (Bad file descriptor) [pid 789] close(18) = -1 EBADF (Bad file descriptor) [pid 789] close(19) = -1 EBADF (Bad file descriptor) [pid 789] close(20) = -1 EBADF (Bad file descriptor) [pid 789] close(21) = -1 EBADF (Bad file descriptor) [pid 789] close(22) = -1 EBADF (Bad file descriptor) [pid 789] close(23) = -1 EBADF (Bad file descriptor) [pid 789] close(24) = -1 EBADF (Bad file descriptor) [pid 789] close(25) = -1 EBADF (Bad file descriptor) [pid 789] close(26) = -1 EBADF (Bad file descriptor) [pid 789] close(27) = -1 EBADF (Bad file descriptor) [pid 789] close(28) = -1 EBADF (Bad file descriptor) [pid 789] close(29) = -1 EBADF (Bad file descriptor) [pid 789] exit_group(0) = ? [pid 789] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./9/cgroup.cpu") = 0 [pid 307] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./9/binderfs") = 0 [pid 307] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./9/cgroup") = 0 [pid 307] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./9/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./9") = 0 [pid 307] mkdir("./10", 0777) = 0 [ 48.987435][ T19] usb 4-1: new high-speed USB device number 12 using dummy_hcd [ 49.007450][ T6] usb 1-1: new high-speed USB device number 12 using dummy_hcd [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 809] <... ioctl resumed>, 0x7ffefefdae80) = 26 ./strace-static-x86_64: Process 869 attached [pid 869] set_robust_list(0x55555647a660, 24) = 0 [pid 869] chdir("./10") = 0 [pid 869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 869] setpgid(0, 0) = 0 [pid 869] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 869] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 869] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 869] write(3, "1000", 4 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 12 [pid 869] <... write resumed>) = 4 [pid 869] close(3) = 0 [pid 869] symlink("/dev/binderfs", "./binderfs") = 0 [pid 869] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 869] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 869] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 49.057461][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 49.064484][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 49.071066][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 49.080734][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 49.091607][ T323] usb 3-1: new high-speed USB device number 12 using dummy_hcd [ 49.099116][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 49.110783][ T316] usb 5-1: USB disconnect, device number 11 [ 49.118116][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 809] close(3) = 0 [pid 809] close(4) = -1 EBADF (Bad file descriptor) [pid 809] close(5) = -1 EBADF (Bad file descriptor) [pid 809] close(6) = -1 EBADF (Bad file descriptor) [pid 809] close(7) = -1 EBADF (Bad file descriptor) [pid 809] close(8) = -1 EBADF (Bad file descriptor) [pid 809] close(9) = -1 EBADF (Bad file descriptor) [pid 809] close(10) = -1 EBADF (Bad file descriptor) [pid 809] close(11) = -1 EBADF (Bad file descriptor) [pid 809] close(12) = -1 EBADF (Bad file descriptor) [pid 809] close(13) = -1 EBADF (Bad file descriptor) [pid 809] close(14) = -1 EBADF (Bad file descriptor) [pid 809] close(15) = -1 EBADF (Bad file descriptor) [pid 809] close(16) = -1 EBADF (Bad file descriptor) [pid 809] close(17) = -1 EBADF (Bad file descriptor) [pid 809] close(18) = -1 EBADF (Bad file descriptor) [pid 809] close(19) = -1 EBADF (Bad file descriptor) [pid 809] close(20) = -1 EBADF (Bad file descriptor) [pid 809] close(21) = -1 EBADF (Bad file descriptor) [pid 809] close(22) = -1 EBADF (Bad file descriptor) [pid 809] close(23) = -1 EBADF (Bad file descriptor) [pid 809] close(24) = -1 EBADF (Bad file descriptor) [pid 809] close(25) = -1 EBADF (Bad file descriptor) [pid 809] close(26) = -1 EBADF (Bad file descriptor) [pid 809] close(27) = -1 EBADF (Bad file descriptor) [pid 809] close(28) = -1 EBADF (Bad file descriptor) [pid 809] close(29) = -1 EBADF (Bad file descriptor) [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 809] exit_group(0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 809] <... exit_group resumed>) = ? [pid 809] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./9/cgroup.cpu" [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... unlink resumed>) = 0 [pid 304] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./9/binderfs") = 0 [pid 304] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./9/cgroup") = 0 [pid 304] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./9/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./9") = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 304] mkdir("./10", 0777 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... mkdir resumed>) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 878 attached [pid 878] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 12 [pid 878] <... set_robust_list resumed>) = 0 [pid 878] chdir("./10") = 0 [pid 878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 878] setpgid(0, 0) = 0 [pid 878] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 878] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 878] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 878] write(3, "1000", 4) = 4 [pid 878] close(3) = 0 [pid 878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 878] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 878] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 878] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 49.277393][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 49.284547][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 49.298297][ T37] usb 2-1: USB disconnect, device number 11 [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 849] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 49.319328][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 49.328589][ T24] usb 6-1: new high-speed USB device number 12 using dummy_hcd [ 49.347527][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 49.367418][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 49.467434][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 49.517465][ T316] usb 5-1: new high-speed USB device number 12 using dummy_hcd [ 49.517524][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 49.535037][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 49.543014][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 49.553067][ T19] usb 4-1: Product: syz [ 49.557053][ T19] usb 4-1: Manufacturer: syz [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 849] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 49.561557][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 49.569440][ T19] usb 4-1: SerialNumber: syz [ 49.574312][ T6] usb 1-1: Product: syz [ 49.578319][ T6] usb 1-1: Manufacturer: syz [ 49.586755][ T6] usb 1-1: SerialNumber: syz [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 849] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 849] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 49.647411][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 49.656417][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 49.664476][ T323] usb 3-1: Product: syz [ 49.668688][ T323] usb 3-1: Manufacturer: syz [ 49.673106][ T323] usb 3-1: SerialNumber: syz [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 878] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 49.707447][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 49.727380][ T37] usb 2-1: new high-speed USB device number 12 using dummy_hcd [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 849] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 819] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 849] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 820] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 849] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 831] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 831] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 849] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 849] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 49.897433][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 49.908191][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 49.916977][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 49.924906][ T24] usb 6-1: Product: syz [ 49.928817][ T24] usb 6-1: Manufacturer: syz [ 49.933208][ T24] usb 6-1: SerialNumber: syz [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 878] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 819] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 878] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [ 50.077439][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 50.086402][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 50.094261][ T316] usb 5-1: Product: syz [ 50.098304][ T316] usb 5-1: Manufacturer: syz [ 50.102643][ T316] usb 5-1: SerialNumber: syz [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 831] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 50.117441][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 849] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 878] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 878] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 869] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 878] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 831] <... ioctl resumed>, 0x7ffefefdae80) = 28 [ 50.307482][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 50.316354][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 50.324193][ T37] usb 2-1: Product: syz [ 50.328179][ T37] usb 2-1: Manufacturer: syz [ 50.332572][ T37] usb 2-1: SerialNumber: syz [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 819] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 820] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 878] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 878] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 869] <... ioctl resumed>, 0xa) = 0 [pid 878] <... ioctl resumed>, 0) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 831] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 869] <... ioctl resumed>, 0xb) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 878] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 831] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 831] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 869] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 831] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 878] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 819] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 820] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 831] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 878] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [ 50.717508][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 50.724144][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 50.731652][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 50.738115][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 50.743591][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 50.751060][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 869] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 831] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 849] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 50.807555][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 50.813826][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 50.821505][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 819] close(3) = 0 [pid 819] close(4) = -1 EBADF (Bad file descriptor) [pid 819] close(5) = -1 EBADF (Bad file descriptor) [pid 819] close(6) = -1 EBADF (Bad file descriptor) [pid 819] close(7) = -1 EBADF (Bad file descriptor) [pid 819] close(8) = -1 EBADF (Bad file descriptor) [pid 819] close(9) = -1 EBADF (Bad file descriptor) [pid 819] close(10) = -1 EBADF (Bad file descriptor) [pid 819] close(11) = -1 EBADF (Bad file descriptor) [pid 819] close(12) = -1 EBADF (Bad file descriptor) [pid 819] close(13) = -1 EBADF (Bad file descriptor) [pid 819] close(14) = -1 EBADF (Bad file descriptor) [pid 819] close(15) = -1 EBADF (Bad file descriptor) [pid 819] close(16) = -1 EBADF (Bad file descriptor) [pid 819] close(17) = -1 EBADF (Bad file descriptor) [pid 819] close(18) = -1 EBADF (Bad file descriptor) [pid 819] close(19) = -1 EBADF (Bad file descriptor) [pid 819] close(20) = -1 EBADF (Bad file descriptor) [pid 819] close(21) = -1 EBADF (Bad file descriptor) [pid 819] close(22) = -1 EBADF (Bad file descriptor) [pid 819] close(23) = -1 EBADF (Bad file descriptor) [pid 819] close(24) = -1 EBADF (Bad file descriptor) [pid 819] close(25) = -1 EBADF (Bad file descriptor) [pid 819] close(26) = -1 EBADF (Bad file descriptor) [pid 819] close(27) = -1 EBADF (Bad file descriptor) [pid 819] close(28) = -1 EBADF (Bad file descriptor) [pid 819] close(29) = -1 EBADF (Bad file descriptor) [pid 819] exit_group(0) = ? [pid 819] +++ exited with 0 +++ [pid 820] close(3 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 820] <... close resumed>) = 0 [pid 820] close(4) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 820] close(5) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 820] close(6) = -1 EBADF (Bad file descriptor) [pid 305] <... openat resumed>) = 3 [pid 820] close(7 [pid 305] newfstatat(3, "", [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 820] close(8 [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] getdents64(3, [pid 820] close(9 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 820] close(10) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] close(11 [pid 305] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 820] close(12 [pid 305] unlink("./10/cgroup.cpu" [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 820] close(13 [pid 305] <... unlink resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 820] close(14) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] close(15 [pid 305] newfstatat(AT_FDCWD, "./10/binderfs", [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 820] close(16 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./10/binderfs" [pid 820] close(17 [pid 305] <... unlink resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 820] close(18 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(AT_FDCWD, "./10/cgroup", [pid 820] close(19 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./10/cgroup" [pid 820] close(20 [pid 305] <... unlink resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 820] close(21 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 820] close(22 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./10/cgroup.net" [pid 820] close(23 [pid 305] <... unlink resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] getdents64(3, [pid 820] close(24 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] close(3 [pid 820] close(25 [pid 305] <... close resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] rmdir("./10" [pid 820] close(26 [pid 305] <... rmdir resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] mkdir("./11", 0777 [pid 820] close(27 [pid 305] <... mkdir resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 820] close(28) = -1 EBADF (Bad file descriptor) [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 13 [pid 820] close(29) = -1 EBADF (Bad file descriptor) [pid 820] exit_group(0) = ? [pid 820] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 908 attached ) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./10/cgroup.cpu") = 0 [pid 302] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./10/binderfs") = 0 [pid 302] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./10/cgroup") = 0 [pid 302] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./10/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./10") = 0 [pid 302] mkdir("./11", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 909 attached [pid 909] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 13 [pid 909] <... set_robust_list resumed>) = 0 [pid 908] set_robust_list(0x55555647a660, 24 [pid 909] chdir("./11") = 0 [pid 908] <... set_robust_list resumed>) = 0 [pid 909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 909] setpgid(0, 0) = 0 [pid 909] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 908] chdir("./11" [pid 909] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 908] <... chdir resumed>) = 0 [pid 909] <... symlink resumed>) = 0 [pid 909] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 909] <... symlink resumed>) = 0 [pid 908] <... prctl resumed>) = 0 [pid 909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 908] setpgid(0, 0 [pid 909] <... openat resumed>) = 3 [pid 908] <... setpgid resumed>) = 0 [pid 909] write(3, "1000", 4) = 4 [pid 909] close(3) = 0 [pid 908] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 909] symlink("/dev/binderfs", "./binderfs") = 0 [pid 908] <... symlink resumed>) = 0 [pid 909] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 908] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 909] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 908] <... symlink resumed>) = 0 [pid 909] <... ioctl resumed>, 0) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 908] write(3, "1000", 4) = 4 [pid 908] close(3) = 0 [pid 908] symlink("/dev/binderfs", "./binderfs") = 0 [pid 908] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 908] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 908] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 50.937398][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 50.945814][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 50.956846][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] close(3 [pid 869] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 831] <... close resumed>) = 0 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 831] close(4 [pid 869] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 878] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 869] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 831] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] close(5) = -1 EBADF (Bad file descriptor) [ 50.978306][ T6] cdc_ncm 1-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 50.992350][ T19] usb 4-1: USB disconnect, device number 12 [ 51.007780][ T6] usb 1-1: USB disconnect, device number 12 [ 51.013790][ T6] cdc_ncm 1-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 831] close(6) = -1 EBADF (Bad file descriptor) [pid 831] close(7 [pid 878] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 869] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 831] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 831] close(8) = -1 EBADF (Bad file descriptor) [pid 831] close(9) = -1 EBADF (Bad file descriptor) [pid 831] close(10) = -1 EBADF (Bad file descriptor) [pid 831] close(11) = -1 EBADF (Bad file descriptor) [pid 831] close(12) = -1 EBADF (Bad file descriptor) [pid 831] close(13) = -1 EBADF (Bad file descriptor) [pid 831] close(14) = -1 EBADF (Bad file descriptor) [pid 831] close(15) = -1 EBADF (Bad file descriptor) [pid 831] close(16) = -1 EBADF (Bad file descriptor) [pid 831] close(17) = -1 EBADF (Bad file descriptor) [pid 831] close(18) = -1 EBADF (Bad file descriptor) [pid 831] close(19) = -1 EBADF (Bad file descriptor) [pid 831] close(20) = -1 EBADF (Bad file descriptor) [pid 831] close(21 [pid 849] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 831] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 831] close(22 [pid 849] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 831] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 831] close(23) = -1 EBADF (Bad file descriptor) [pid 831] close(24) = -1 EBADF (Bad file descriptor) [pid 831] close(25) = -1 EBADF (Bad file descriptor) [pid 831] close(26) = -1 EBADF (Bad file descriptor) [pid 831] close(27) = -1 EBADF (Bad file descriptor) [pid 831] close(28) = -1 EBADF (Bad file descriptor) [pid 831] close(29) = -1 EBADF (Bad file descriptor) [pid 831] exit_group(0) = ? [pid 831] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./10/cgroup.cpu") = 0 [pid 306] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 849] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./10/binderfs") = 0 [pid 306] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./10/cgroup") = 0 [pid 306] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./10/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./10") = 0 [pid 306] mkdir("./11", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 13 ./strace-static-x86_64: Process 914 attached [ 51.026499][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 51.037563][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 51.054263][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 51.065444][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 914] set_robust_list(0x55555647a660, 24) = 0 [pid 914] chdir("./11") = 0 [pid 914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 914] setpgid(0, 0) = 0 [pid 914] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 914] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 914] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 914] write(3, "1000", 4) = 4 [pid 914] close(3) = 0 [pid 914] symlink("/dev/binderfs", "./binderfs") = 0 [pid 914] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 914] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 51.072006][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 51.079942][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 51.094260][ T323] usb 3-1: USB disconnect, device number 12 [ 51.115214][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 869] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 878] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 849] close(3) = 0 [pid 849] close(4) = -1 EBADF (Bad file descriptor) [pid 849] close(5) = -1 EBADF (Bad file descriptor) [pid 849] close(6) = -1 EBADF (Bad file descriptor) [pid 849] close(7) = -1 EBADF (Bad file descriptor) [pid 849] close(8) = -1 EBADF (Bad file descriptor) [pid 849] close(9) = -1 EBADF (Bad file descriptor) [pid 849] close(10) = -1 EBADF (Bad file descriptor) [pid 849] close(11) = -1 EBADF (Bad file descriptor) [pid 849] close(12) = -1 EBADF (Bad file descriptor) [pid 849] close(13) = -1 EBADF (Bad file descriptor) [pid 849] close(14) = -1 EBADF (Bad file descriptor) [pid 849] close(15) = -1 EBADF (Bad file descriptor) [pid 849] close(16) = -1 EBADF (Bad file descriptor) [pid 849] close(17) = -1 EBADF (Bad file descriptor) [pid 849] close(18) = -1 EBADF (Bad file descriptor) [pid 849] close(19) = -1 EBADF (Bad file descriptor) [pid 849] close(20) = -1 EBADF (Bad file descriptor) [pid 849] close(21) = -1 EBADF (Bad file descriptor) [pid 849] close(22) = -1 EBADF (Bad file descriptor) [pid 849] close(23) = -1 EBADF (Bad file descriptor) [pid 849] close(24) = -1 EBADF (Bad file descriptor) [pid 849] close(25) = -1 EBADF (Bad file descriptor) [pid 849] close(26) = -1 EBADF (Bad file descriptor) [pid 849] close(27) = -1 EBADF (Bad file descriptor) [pid 849] close(28) = -1 EBADF (Bad file descriptor) [ 51.257551][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 51.263830][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 51.271888][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 51.287437][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [pid 849] close(29) = -1 EBADF (Bad file descriptor) [pid 849] exit_group(0) = ? [pid 849] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./10/cgroup.cpu") = 0 [pid 308] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./10/binderfs") = 0 [pid 308] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./10/cgroup") = 0 [pid 308] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./10/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./10") = 0 [pid 308] mkdir("./11", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 938 attached [pid 938] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 13 [pid 938] <... set_robust_list resumed>) = 0 [pid 938] chdir("./11") = 0 [pid 938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 938] setpgid(0, 0) = 0 [pid 938] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 938] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 938] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 938] write(3, "1000", 4) = 4 [pid 938] close(3) = 0 [pid 938] symlink("/dev/binderfs", "./binderfs") = 0 [pid 938] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 938] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 938] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 51.297994][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 51.321171][ T24] usb 6-1: USB disconnect, device number 12 [ 51.330757][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 869] close(3) = 0 [pid 878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 869] close(4 [pid 878] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 869] close(5) = -1 EBADF (Bad file descriptor) [pid 869] close(6) = -1 EBADF (Bad file descriptor) [pid 869] close(7) = -1 EBADF (Bad file descriptor) [pid 869] close(8) = -1 EBADF (Bad file descriptor) [pid 869] close(9) = -1 EBADF (Bad file descriptor) [pid 869] close(10) = -1 EBADF (Bad file descriptor) [pid 869] close(11) = -1 EBADF (Bad file descriptor) [pid 869] close(12) = -1 EBADF (Bad file descriptor) [pid 869] close(13) = -1 EBADF (Bad file descriptor) [pid 869] close(14) = -1 EBADF (Bad file descriptor) [pid 869] close(15) = -1 EBADF (Bad file descriptor) [pid 869] close(16) = -1 EBADF (Bad file descriptor) [pid 869] close(17) = -1 EBADF (Bad file descriptor) [pid 869] close(18) = -1 EBADF (Bad file descriptor) [pid 869] close(19) = -1 EBADF (Bad file descriptor) [pid 869] close(20) = -1 EBADF (Bad file descriptor) [pid 869] close(21) = -1 EBADF (Bad file descriptor) [pid 869] close(22) = -1 EBADF (Bad file descriptor) [pid 869] close(23) = -1 EBADF (Bad file descriptor) [pid 869] close(24) = -1 EBADF (Bad file descriptor) [pid 869] close(25) = -1 EBADF (Bad file descriptor) [pid 869] close(26) = -1 EBADF (Bad file descriptor) [pid 869] close(27) = -1 EBADF (Bad file descriptor) [pid 869] close(28) = -1 EBADF (Bad file descriptor) [pid 869] close(29) = -1 EBADF (Bad file descriptor) [pid 869] exit_group(0) = ? [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 869] +++ exited with 0 +++ [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 307] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 51.437417][ T6] usb 1-1: new high-speed USB device number 13 using dummy_hcd [ 51.467371][ T19] usb 4-1: new high-speed USB device number 13 using dummy_hcd [ 51.478041][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./10/cgroup.cpu") = 0 [pid 307] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./10/binderfs") = 0 [pid 307] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./10/cgroup") = 0 [pid 307] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./10/cgroup.net" [pid 878] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 307] <... unlink resumed>) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./10") = 0 [pid 307] mkdir("./11", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 13 ./strace-static-x86_64: Process 957 attached [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] set_robust_list(0x55555647a660, 24 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 957] <... set_robust_list resumed>) = 0 [pid 957] chdir("./11") = 0 [pid 957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 957] setpgid(0, 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] <... setpgid resumed>) = 0 [pid 957] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 957] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 957] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 957] write(3, "1000", 4) = 4 [pid 957] close(3) = 0 [ 51.485580][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 51.496611][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 51.503335][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 51.511021][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 51.530604][ T316] usb 5-1: USB disconnect, device number 12 [pid 957] symlink("/dev/binderfs", "./binderfs") = 0 [pid 957] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 957] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 51.537363][ T323] usb 3-1: new high-speed USB device number 13 using dummy_hcd [ 51.550946][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 878] close(3) = 0 [pid 878] close(4) = -1 EBADF (Bad file descriptor) [pid 878] close(5) = -1 EBADF (Bad file descriptor) [pid 878] close(6) = -1 EBADF (Bad file descriptor) [pid 878] close(7) = -1 EBADF (Bad file descriptor) [pid 878] close(8) = -1 EBADF (Bad file descriptor) [pid 878] close(9) = -1 EBADF (Bad file descriptor) [pid 878] close(10) = -1 EBADF (Bad file descriptor) [pid 878] close(11) = -1 EBADF (Bad file descriptor) [pid 878] close(12) = -1 EBADF (Bad file descriptor) [pid 878] close(13) = -1 EBADF (Bad file descriptor) [pid 878] close(14) = -1 EBADF (Bad file descriptor) [pid 878] close(15) = -1 EBADF (Bad file descriptor) [pid 878] close(16) = -1 EBADF (Bad file descriptor) [pid 878] close(17) = -1 EBADF (Bad file descriptor) [pid 878] close(18) = -1 EBADF (Bad file descriptor) [pid 878] close(19) = -1 EBADF (Bad file descriptor) [pid 878] close(20) = -1 EBADF (Bad file descriptor) [pid 878] close(21) = -1 EBADF (Bad file descriptor) [pid 878] close(22) = -1 EBADF (Bad file descriptor) [pid 878] close(23) = -1 EBADF (Bad file descriptor) [pid 878] close(24) = -1 EBADF (Bad file descriptor) [pid 878] close(25) = -1 EBADF (Bad file descriptor) [pid 878] close(26) = -1 EBADF (Bad file descriptor) [pid 878] close(27) = -1 EBADF (Bad file descriptor) [pid 878] close(28) = -1 EBADF (Bad file descriptor) [pid 878] close(29) = -1 EBADF (Bad file descriptor) [pid 878] exit_group(0) = ? [pid 878] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] unlink("./10/cgroup.cpu") = 0 [pid 304] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./10/binderfs") = 0 [pid 304] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./10/cgroup") = 0 [pid 304] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./10/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./10") = 0 [pid 304] mkdir("./11", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 13 ./strace-static-x86_64: Process 968 attached [pid 968] set_robust_list(0x55555647a660, 24) = 0 [pid 968] chdir("./11") = 0 [pid 968] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 968] setpgid(0, 0) = 0 [pid 968] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 968] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 968] <... symlink resumed>) = 0 [pid 968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 968] write(3, "1000", 4) = 4 [pid 968] close(3) = 0 [pid 968] symlink("/dev/binderfs", "./binderfs") = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 968] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 968] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 51.707424][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 51.714911][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 51.727393][ T24] usb 6-1: new high-speed USB device number 13 using dummy_hcd [ 51.751287][ T37] usb 2-1: USB disconnect, device number 12 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 51.759830][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 51.797500][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 51.837432][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 51.917516][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 51.967481][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 51.967487][ T316] usb 5-1: new high-speed USB device number 13 using dummy_hcd [ 51.985309][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 51.993921][ T6] usb 1-1: Product: syz [ 51.999538][ T6] usb 1-1: Manufacturer: syz [ 52.004664][ T6] usb 1-1: SerialNumber: syz [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 957] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 909] <... ioctl resumed>, 0) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 52.017439][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 52.026295][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 52.034286][ T19] usb 4-1: Product: syz [ 52.038473][ T19] usb 4-1: Manufacturer: syz [ 52.043097][ T19] usb 4-1: SerialNumber: syz [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [ 52.097513][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 52.106584][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 52.114477][ T323] usb 3-1: Product: syz [ 52.118574][ T323] usb 3-1: Manufacturer: syz [ 52.122993][ T323] usb 3-1: SerialNumber: syz [pid 914] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 52.137438][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 968] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 52.187408][ T37] usb 2-1: new high-speed USB device number 13 using dummy_hcd [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 957] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 909] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 908] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 957] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [ 52.307514][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 52.316376][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 52.324431][ T24] usb 6-1: Product: syz [ 52.328535][ T24] usb 6-1: Manufacturer: syz [ 52.332955][ T24] usb 6-1: SerialNumber: syz [pid 938] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 938] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 957] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 52.347422][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 968] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 957] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 909] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 968] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 957] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 938] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_READ [ 52.537441][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 52.546436][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 52.554544][ T316] usb 5-1: Product: syz [ 52.558643][ T316] usb 5-1: Manufacturer: syz [ 52.563059][ T316] usb 5-1: SerialNumber: syz [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 957] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 957] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 914] <... ioctl resumed>, 0xb) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 957] <... ioctl resumed>, 0) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 938] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 914] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 957] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 52.577448][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 968] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 968] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 909] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 968] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 914] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 938] <... ioctl resumed>, 0xa) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 914] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 968] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 957] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 52.777416][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 52.786290][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 52.794114][ T37] usb 2-1: Product: syz [ 52.798132][ T37] usb 2-1: Manufacturer: syz [ 52.802506][ T37] usb 2-1: SerialNumber: syz [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 909] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 908] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 938] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 914] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 938] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 909] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 908] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 53.147411][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 53.153647][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 53.161299][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 53.187436][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 908] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 938] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 914] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 914] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 914] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 53.193691][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 53.201903][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 53.257555][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 53.263893][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 53.271264][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 909] close(3) = 0 [pid 909] close(4) = -1 EBADF (Bad file descriptor) [pid 909] close(5) = -1 EBADF (Bad file descriptor) [pid 909] close(6) = -1 EBADF (Bad file descriptor) [pid 909] close(7) = -1 EBADF (Bad file descriptor) [pid 909] close(8) = -1 EBADF (Bad file descriptor) [pid 909] close(9) = -1 EBADF (Bad file descriptor) [pid 909] close(10) = -1 EBADF (Bad file descriptor) [pid 909] close(11) = -1 EBADF (Bad file descriptor) [pid 909] close(12) = -1 EBADF (Bad file descriptor) [pid 909] close(13) = -1 EBADF (Bad file descriptor) [pid 909] close(14) = -1 EBADF (Bad file descriptor) [pid 909] close(15) = -1 EBADF (Bad file descriptor) [pid 909] close(16) = -1 EBADF (Bad file descriptor) [pid 909] close(17) = -1 EBADF (Bad file descriptor) [pid 909] close(18) = -1 EBADF (Bad file descriptor) [pid 909] close(19) = -1 EBADF (Bad file descriptor) [pid 909] close(20) = -1 EBADF (Bad file descriptor) [pid 909] close(21) = -1 EBADF (Bad file descriptor) [pid 909] close(22) = -1 EBADF (Bad file descriptor) [pid 909] close(23) = -1 EBADF (Bad file descriptor) [pid 909] close(24) = -1 EBADF (Bad file descriptor) [pid 909] close(25) = -1 EBADF (Bad file descriptor) [pid 909] close(26) = -1 EBADF (Bad file descriptor) [pid 909] close(27) = -1 EBADF (Bad file descriptor) [pid 909] close(28) = -1 EBADF (Bad file descriptor) [pid 909] close(29) = -1 EBADF (Bad file descriptor) [pid 909] exit_group(0) = ? [pid 909] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./11/cgroup.cpu") = 0 [pid 302] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./11/binderfs") = 0 [pid 302] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./11/cgroup") = 0 [pid 302] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./11/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./11") = 0 [pid 302] mkdir("./12", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 998 attached , child_tidptr=0x55555647a650) = 14 [pid 998] set_robust_list(0x55555647a660, 24) = 0 [pid 998] chdir("./12") = 0 [pid 998] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 998] setpgid(0, 0) = 0 [pid 998] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 998] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 998] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 998] write(3, "1000", 4) = 4 [pid 998] close(3) = 0 [pid 998] symlink("/dev/binderfs", "./binderfs") = 0 [pid 998] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 998] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 998] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 908] close(3) = 0 [pid 908] close(4) = -1 EBADF (Bad file descriptor) [pid 908] close(5) = -1 EBADF (Bad file descriptor) [pid 908] close(6) = -1 EBADF (Bad file descriptor) [pid 908] close(7) = -1 EBADF (Bad file descriptor) [pid 908] close(8) = -1 EBADF (Bad file descriptor) [pid 908] close(9) = -1 EBADF (Bad file descriptor) [pid 908] close(10) = -1 EBADF (Bad file descriptor) [pid 908] close(11) = -1 EBADF (Bad file descriptor) [pid 908] close(12) = -1 EBADF (Bad file descriptor) [pid 908] close(13) = -1 EBADF (Bad file descriptor) [ 53.377544][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 53.386138][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 53.407401][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 53.417811][ T6] usb 1-1: USB disconnect, device number 13 [pid 908] close(14) = -1 EBADF (Bad file descriptor) [pid 908] close(15) = -1 EBADF (Bad file descriptor) [pid 908] close(16) = -1 EBADF (Bad file descriptor) [pid 908] close(17) = -1 EBADF (Bad file descriptor) [pid 908] close(18) = -1 EBADF (Bad file descriptor) [pid 908] close(19) = -1 EBADF (Bad file descriptor) [pid 908] close(20) = -1 EBADF (Bad file descriptor) [pid 908] close(21) = -1 EBADF (Bad file descriptor) [pid 908] close(22) = -1 EBADF (Bad file descriptor) [pid 908] close(23) = -1 EBADF (Bad file descriptor) [pid 908] close(24) = -1 EBADF (Bad file descriptor) [pid 908] close(25) = -1 EBADF (Bad file descriptor) [pid 908] close(26) = -1 EBADF (Bad file descriptor) [pid 908] close(27) = -1 EBADF (Bad file descriptor) [pid 908] close(28) = -1 EBADF (Bad file descriptor) [pid 908] close(29) = -1 EBADF (Bad file descriptor) [pid 908] exit_group(0) = ? [pid 908] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./11/cgroup.cpu") = 0 [pid 305] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./11/binderfs") = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] close(3 [pid 305] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./11/cgroup", [pid 938] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 914] <... close resumed>) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 938] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] close(4 [pid 305] unlink("./11/cgroup") = 0 [pid 305] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./11/cgroup.net") = 0 [pid 305] getdents64(3, [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 53.425095][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 53.436679][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 53.458786][ T19] usb 4-1: USB disconnect, device number 13 [ 53.469034][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] close(5 [pid 305] close(3 [pid 957] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... close resumed>) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 914] close(6 [pid 305] rmdir("./11" [pid 957] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... rmdir resumed>) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 914] close(7 [pid 305] mkdir("./12", 0777 [pid 957] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... mkdir resumed>) = 0 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 914] close(8 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1000 attached [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] set_robust_list(0x55555647a660, 24 [pid 914] close(9 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 14 [pid 1000] <... set_robust_list resumed>) = 0 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] chdir("./12" [pid 914] close(10 [pid 1000] <... chdir resumed>) = 0 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 914] close(11 [pid 1000] <... prctl resumed>) = 0 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] setpgid(0, 0) = 0 [pid 914] close(12 [pid 1000] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... symlink resumed>) = 0 [pid 914] close(13 [pid 1000] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... symlink resumed>) = 0 [pid 914] close(14 [pid 1000] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 938] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 957] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1000] <... symlink resumed>) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] close(15 [pid 1000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 968] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... openat resumed>) = 3 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 914] close(16 [pid 1000] write(3, "1000", 4 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... write resumed>) = 4 [pid 914] close(17 [pid 1000] close(3 [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... close resumed>) = 0 [pid 914] close(18 [pid 1000] symlink("/dev/binderfs", "./binderfs" [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... symlink resumed>) = 0 [pid 914] close(19 [pid 1000] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... openat resumed>) = 3 [pid 914] close(20 [pid 1000] ioctl(3, USB_RAW_IOCTL_INIT [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] close(21 [pid 1000] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... ioctl resumed>, 0) = 0 [pid 914] close(22 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 914] close(23 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 914] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 914] close(24) = -1 EBADF (Bad file descriptor) [pid 914] close(25) = -1 EBADF (Bad file descriptor) [pid 914] close(26) = -1 EBADF (Bad file descriptor) [pid 968] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 914] close(27) = -1 EBADF (Bad file descriptor) [pid 914] close(28) = -1 EBADF (Bad file descriptor) [pid 914] close(29) = -1 EBADF (Bad file descriptor) [pid 914] exit_group(0) = ? [pid 914] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./11/cgroup.cpu") = 0 [pid 306] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./11/binderfs") = 0 [pid 306] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 53.487627][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 53.494135][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 53.502367][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 53.514430][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 53.522301][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 306] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./11/cgroup") = 0 [pid 306] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./11/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./11") = 0 [pid 306] mkdir("./12", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1003 attached [pid 1003] set_robust_list(0x55555647a660, 24) = 0 [pid 1003] chdir("./12" [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 14 [pid 1003] <... chdir resumed>) = 0 [pid 1003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1003] setpgid(0, 0) = 0 [pid 1003] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1003] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1003] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1003] write(3, "1000", 4) = 4 [pid 1003] close(3) = 0 [pid 1003] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1003] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1003] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1003] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 53.534886][ T323] usb 3-1: USB disconnect, device number 13 [ 53.541695][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 968] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 957] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 938] close(3 [pid 957] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 938] <... close resumed>) = 0 [pid 938] close(4) = -1 EBADF (Bad file descriptor) [pid 938] close(5) = -1 EBADF (Bad file descriptor) [pid 938] close(6) = -1 EBADF (Bad file descriptor) [pid 938] close(7) = -1 EBADF (Bad file descriptor) [pid 938] close(8) = -1 EBADF (Bad file descriptor) [pid 938] close(9) = -1 EBADF (Bad file descriptor) [pid 938] close(10) = -1 EBADF (Bad file descriptor) [pid 938] close(11) = -1 EBADF (Bad file descriptor) [pid 938] close(12) = -1 EBADF (Bad file descriptor) [pid 938] close(13) = -1 EBADF (Bad file descriptor) [pid 938] close(14) = -1 EBADF (Bad file descriptor) [pid 938] close(15) = -1 EBADF (Bad file descriptor) [pid 938] close(16) = -1 EBADF (Bad file descriptor) [pid 938] close(17) = -1 EBADF (Bad file descriptor) [pid 938] close(18) = -1 EBADF (Bad file descriptor) [pid 938] close(19) = -1 EBADF (Bad file descriptor) [pid 938] close(20) = -1 EBADF (Bad file descriptor) [pid 938] close(21) = -1 EBADF (Bad file descriptor) [pid 938] close(22) = -1 EBADF (Bad file descriptor) [pid 938] close(23) = -1 EBADF (Bad file descriptor) [pid 938] close(24) = -1 EBADF (Bad file descriptor) [pid 938] close(25) = -1 EBADF (Bad file descriptor) [pid 938] close(26) = -1 EBADF (Bad file descriptor) [pid 938] close(27) = -1 EBADF (Bad file descriptor) [pid 938] close(28) = -1 EBADF (Bad file descriptor) [pid 938] close(29) = -1 EBADF (Bad file descriptor) [pid 938] exit_group(0) = ? [pid 938] +++ exited with 0 +++ [pid 968] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 957] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./11/cgroup.cpu") = 0 [pid 308] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./11/binderfs") = 0 [pid 308] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./11/cgroup") = 0 [pid 308] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./11/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./11") = 0 [pid 308] mkdir("./12", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1028 attached , child_tidptr=0x55555647a650) = 14 [pid 1028] set_robust_list(0x55555647a660, 24) = 0 [pid 1028] chdir("./12") = 0 [pid 1028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1028] setpgid(0, 0) = 0 [pid 1028] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1028] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1028] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1028] write(3, "1000", 4) = 4 [pid 1028] close(3) = 0 [pid 1028] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1028] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1028] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1028] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 53.737566][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 53.743935][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 53.750992][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 53.761222][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 53.772872][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 53.781412][ T24] usb 6-1: USB disconnect, device number 13 [ 53.788401][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 53.847390][ T6] usb 1-1: new high-speed USB device number 14 using dummy_hcd [ 53.857395][ T19] usb 4-1: new high-speed USB device number 14 using dummy_hcd [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 968] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 968] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 957] close(3) = 0 [pid 957] close(4) = -1 EBADF (Bad file descriptor) [pid 957] close(5) = -1 EBADF (Bad file descriptor) [pid 957] close(6) = -1 EBADF (Bad file descriptor) [pid 957] close(7) = -1 EBADF (Bad file descriptor) [pid 957] close(8) = -1 EBADF (Bad file descriptor) [pid 957] close(9) = -1 EBADF (Bad file descriptor) [pid 957] close(10) = -1 EBADF (Bad file descriptor) [pid 957] close(11) = -1 EBADF (Bad file descriptor) [pid 957] close(12) = -1 EBADF (Bad file descriptor) [pid 957] close(13) = -1 EBADF (Bad file descriptor) [pid 957] close(14) = -1 EBADF (Bad file descriptor) [pid 957] close(15) = -1 EBADF (Bad file descriptor) [pid 957] close(16) = -1 EBADF (Bad file descriptor) [pid 957] close(17) = -1 EBADF (Bad file descriptor) [pid 957] close(18) = -1 EBADF (Bad file descriptor) [pid 957] close(19) = -1 EBADF (Bad file descriptor) [pid 957] close(20) = -1 EBADF (Bad file descriptor) [pid 957] close(21) = -1 EBADF (Bad file descriptor) [pid 957] close(22) = -1 EBADF (Bad file descriptor) [pid 957] close(23) = -1 EBADF (Bad file descriptor) [pid 957] close(24) = -1 EBADF (Bad file descriptor) [pid 957] close(25) = -1 EBADF (Bad file descriptor) [pid 957] close(26) = -1 EBADF (Bad file descriptor) [pid 957] close(27) = -1 EBADF (Bad file descriptor) [pid 957] close(28) = -1 EBADF (Bad file descriptor) [pid 957] close(29) = -1 EBADF (Bad file descriptor) [pid 957] exit_group(0) = ? [pid 957] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 968] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] unlink("./11/cgroup.cpu") = 0 [pid 307] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./11/binderfs") = 0 [pid 307] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./11/cgroup") = 0 [pid 307] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./11/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./11") = 0 [pid 307] mkdir("./12", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1029 attached [pid 1029] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 14 [pid 1029] <... set_robust_list resumed>) = 0 [pid 1029] chdir("./12") = 0 [pid 1029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1029] setpgid(0, 0) = 0 [pid 1029] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1029] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1029] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1029] write(3, "1000", 4) = 4 [pid 1029] close(3) = 0 [pid 1029] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1029] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1029] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 53.947375][ T323] usb 3-1: new high-speed USB device number 14 using dummy_hcd [ 53.967445][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 53.973788][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 53.981888][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 53.989720][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 54.000430][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 54.010198][ T316] usb 5-1: USB disconnect, device number 13 [ 54.018540][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 968] close(3) = 0 [pid 968] close(4) = -1 EBADF (Bad file descriptor) [pid 968] close(5) = -1 EBADF (Bad file descriptor) [pid 968] close(6) = -1 EBADF (Bad file descriptor) [pid 968] close(7) = -1 EBADF (Bad file descriptor) [pid 968] close(8) = -1 EBADF (Bad file descriptor) [pid 968] close(9) = -1 EBADF (Bad file descriptor) [pid 968] close(10) = -1 EBADF (Bad file descriptor) [pid 968] close(11) = -1 EBADF (Bad file descriptor) [pid 968] close(12) = -1 EBADF (Bad file descriptor) [pid 968] close(13) = -1 EBADF (Bad file descriptor) [pid 968] close(14) = -1 EBADF (Bad file descriptor) [pid 968] close(15) = -1 EBADF (Bad file descriptor) [pid 968] close(16) = -1 EBADF (Bad file descriptor) [pid 968] close(17) = -1 EBADF (Bad file descriptor) [pid 968] close(18) = -1 EBADF (Bad file descriptor) [pid 968] close(19) = -1 EBADF (Bad file descriptor) [pid 968] close(20) = -1 EBADF (Bad file descriptor) [pid 968] close(21) = -1 EBADF (Bad file descriptor) [pid 968] close(22) = -1 EBADF (Bad file descriptor) [pid 968] close(23) = -1 EBADF (Bad file descriptor) [pid 968] close(24) = -1 EBADF (Bad file descriptor) [pid 968] close(25) = -1 EBADF (Bad file descriptor) [pid 968] close(26) = -1 EBADF (Bad file descriptor) [pid 968] close(27) = -1 EBADF (Bad file descriptor) [pid 968] close(28) = -1 EBADF (Bad file descriptor) [pid 968] close(29) = -1 EBADF (Bad file descriptor) [pid 968] exit_group(0) = ? [pid 968] +++ exited with 0 +++ [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./11/cgroup.cpu") = 0 [pid 304] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./11/binderfs") = 0 [pid 304] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./11/cgroup") = 0 [pid 304] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] unlink("./11/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./11") = 0 [pid 304] mkdir("./12", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1052 attached , child_tidptr=0x55555647a650) = 14 [pid 1052] set_robust_list(0x55555647a660, 24) = 0 [pid 1052] chdir("./12") = 0 [pid 1052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1052] setpgid(0, 0) = 0 [pid 1052] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1052] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1052] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [ 54.177458][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 54.184507][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 54.195473][ T24] usb 6-1: new high-speed USB device number 14 using dummy_hcd [ 54.207557][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 54.210275][ T37] usb 2-1: USB disconnect, device number 13 [pid 1052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] write(3, "1000", 4 [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1052] <... write resumed>) = 4 [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] close(3) = 0 [pid 1052] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1052] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1052] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 54.218338][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 54.224246][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 54.347467][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 54.387512][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 54.396375][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 54.404418][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 54.413547][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 54.421523][ T6] usb 1-1: Product: syz [ 54.425499][ T6] usb 1-1: Manufacturer: syz [ 54.430251][ T19] usb 4-1: Product: syz [ 54.434240][ T19] usb 4-1: Manufacturer: syz [ 54.438845][ T6] usb 1-1: SerialNumber: syz [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 998] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1000] <... ioctl resumed>, 0) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 998] <... ioctl resumed>, 0) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 1000] <... ioctl resumed>, 0) = 0 [pid 998] <... ioctl resumed>, 0) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 998] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1003] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1000] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 54.443765][ T19] usb 4-1: SerialNumber: syz [ 54.457464][ T316] usb 5-1: new high-speed USB device number 14 using dummy_hcd [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1028] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 54.517425][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 54.526363][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 54.534475][ T323] usb 3-1: Product: syz [ 54.538498][ T323] usb 3-1: Manufacturer: syz [ 54.542905][ T323] usb 3-1: SerialNumber: syz [pid 1028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 998] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1000] <... ioctl resumed>, 0) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 998] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1000] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 54.627466][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 54.667402][ T37] usb 2-1: new high-speed USB device number 14 using dummy_hcd [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1028] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1003] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 54.807527][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 54.816484][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 54.824558][ T24] usb 6-1: Product: syz [ 54.828726][ T24] usb 6-1: Manufacturer: syz [ 54.833137][ T24] usb 6-1: SerialNumber: syz [pid 1028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 54.847436][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] <... ioctl resumed>, 0xa) = 0 [pid 1000] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 998] <... ioctl resumed>, 0xb) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1000] <... ioctl resumed>, 0xa) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1000] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1052] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1003] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1052] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1029] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 55.018418][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 55.027285][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 55.035099][ T316] usb 5-1: Product: syz [ 55.039220][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 55.050191][ T316] usb 5-1: Manufacturer: syz [ 55.054687][ T316] usb 5-1: SerialNumber: syz [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1000] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 998] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1003] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1029] <... ioctl resumed>, 0) = 0 [pid 1028] <... ioctl resumed>, 0xa) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1029] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1028] <... ioctl resumed>, 0xb) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1029] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1052] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 55.237482][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 55.246346][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 55.254288][ T37] usb 2-1: Product: syz [ 55.258324][ T37] usb 2-1: Manufacturer: syz [ 55.262670][ T37] usb 2-1: SerialNumber: syz [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 998] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1000] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 998] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1000] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1029] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1028] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1052] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 998] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1000] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 998] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1000] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 998] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1000] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 998] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1003] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1003] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 55.587419][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 55.593706][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 55.600194][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 55.607781][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 55.615065][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 55.620647][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 55.657420][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 55.663830][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 55.671085][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1052] <... ioctl resumed>, 0xa) = 0 [pid 1028] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1052] <... ioctl resumed>, 0xb) = 0 [pid 1028] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1052] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1000] close(3) = 0 [pid 1000] close(4) = -1 EBADF (Bad file descriptor) [pid 1000] close(5) = -1 EBADF (Bad file descriptor) [pid 1000] close(6) = -1 EBADF (Bad file descriptor) [pid 1000] close(7) = -1 EBADF (Bad file descriptor) [pid 1000] close(8) = -1 EBADF (Bad file descriptor) [pid 1000] close(9) = -1 EBADF (Bad file descriptor) [pid 1000] close(10) = -1 EBADF (Bad file descriptor) [pid 1000] close(11) = -1 EBADF (Bad file descriptor) [pid 1000] close(12) = -1 EBADF (Bad file descriptor) [pid 1000] close(13) = -1 EBADF (Bad file descriptor) [pid 1000] close(14) = -1 EBADF (Bad file descriptor) [pid 1000] close(15) = -1 EBADF (Bad file descriptor) [pid 1000] close(16) = -1 EBADF (Bad file descriptor) [pid 1000] close(17) = -1 EBADF (Bad file descriptor) [pid 1000] close(18) = -1 EBADF (Bad file descriptor) [pid 1000] close(19) = -1 EBADF (Bad file descriptor) [pid 1000] close(20) = -1 EBADF (Bad file descriptor) [pid 1000] close(21) = -1 EBADF (Bad file descriptor) [pid 1000] close(22) = -1 EBADF (Bad file descriptor) [pid 1000] close(23) = -1 EBADF (Bad file descriptor) [pid 1000] close(24) = -1 EBADF (Bad file descriptor) [pid 1000] close(25) = -1 EBADF (Bad file descriptor) [pid 1000] close(26) = -1 EBADF (Bad file descriptor) [pid 1000] close(27) = -1 EBADF (Bad file descriptor) [pid 1000] close(28) = -1 EBADF (Bad file descriptor) [pid 1000] close(29) = -1 EBADF (Bad file descriptor) [pid 1000] exit_group(0 [pid 998] close(3 [pid 1000] <... exit_group resumed>) = ? [pid 1000] +++ exited with 0 +++ [pid 998] <... close resumed>) = 0 [pid 998] close(4 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(5) = -1 EBADF (Bad file descriptor) [pid 998] close(6) = -1 EBADF (Bad file descriptor) [pid 998] close(7) = -1 EBADF (Bad file descriptor) [pid 998] close(8) = -1 EBADF (Bad file descriptor) [pid 998] close(9) = -1 EBADF (Bad file descriptor) [pid 998] close(10) = -1 EBADF (Bad file descriptor) [pid 998] close(11) = -1 EBADF (Bad file descriptor) [pid 998] close(12) = -1 EBADF (Bad file descriptor) [pid 998] close(13) = -1 EBADF (Bad file descriptor) [pid 998] close(14) = -1 EBADF (Bad file descriptor) [pid 998] close(15) = -1 EBADF (Bad file descriptor) [pid 998] close(16) = -1 EBADF (Bad file descriptor) [pid 998] close(17) = -1 EBADF (Bad file descriptor) [pid 998] close(18) = -1 EBADF (Bad file descriptor) [pid 998] close(19) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 998] close(20 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 998] close(21) = -1 EBADF (Bad file descriptor) [pid 305] <... openat resumed>) = 3 [pid 998] close(22 [pid 305] newfstatat(3, "", [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 998] close(23 [pid 305] getdents64(3, [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(24) = -1 EBADF (Bad file descriptor) [pid 998] close(25 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(26 [pid 305] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 998] close(27 [pid 305] newfstatat(AT_FDCWD, "./12/cgroup.cpu", [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 998] close(28 [pid 305] unlink("./12/cgroup.cpu" [pid 998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 998] close(29) = -1 EBADF (Bad file descriptor) [pid 998] exit_group(0 [pid 305] <... unlink resumed>) = 0 [pid 998] <... exit_group resumed>) = ? [pid 305] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 998] +++ exited with 0 +++ [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./12/binderfs", [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 305] unlink("./12/binderfs" [pid 302] <... restart_syscall resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./12/cgroup", [pid 302] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... openat resumed>) = 3 [pid 305] unlink("./12/cgroup" [pid 302] newfstatat(3, "", [pid 305] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 302] getdents64(3, [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] newfstatat(AT_FDCWD, "./12/cgroup.net", [pid 302] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] unlink("./12/cgroup.net" [pid 302] newfstatat(AT_FDCWD, "./12/cgroup.cpu", [pid 305] <... unlink resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] getdents64(3, [pid 302] unlink("./12/cgroup.cpu" [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3 [pid 302] <... unlink resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 302] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] rmdir("./12" [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] <... rmdir resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./12/binderfs", [pid 305] mkdir("./13", 0777 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 302] unlink("./12/binderfs" [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 1060 attached ) = -1 EINVAL (Invalid argument) [pid 1060] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 15 [pid 302] newfstatat(AT_FDCWD, "./12/cgroup", [pid 1060] <... set_robust_list resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1060] chdir("./13" [pid 302] unlink("./12/cgroup" [pid 1060] <... chdir resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1060] <... prctl resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1060] setpgid(0, 0 [pid 302] newfstatat(AT_FDCWD, "./12/cgroup.net", [pid 1060] <... setpgid resumed>) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1060] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 302] unlink("./12/cgroup.net" [pid 1060] <... symlink resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1060] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 302] getdents64(3, [pid 1060] <... symlink resumed>) = 0 [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 1060] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 302] close(3 [pid 1060] <... symlink resumed>) = 0 [pid 302] <... close resumed>) = 0 [pid 1060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 302] rmdir("./12" [pid 1060] <... openat resumed>) = 3 [pid 302] <... rmdir resumed>) = 0 [pid 1060] write(3, "1000", 4 [pid 302] mkdir("./13", 0777 [pid 1060] <... write resumed>) = 4 [pid 302] <... mkdir resumed>) = 0 [pid 1060] close(3 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1060] <... close resumed>) = 0 [pid 1060] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 1061 attached ) = 0 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 15 [pid 1061] set_robust_list(0x55555647a660, 24 [pid 1060] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 1061] <... set_robust_list resumed>) = 0 [pid 1060] <... openat resumed>) = 3 [pid 1061] chdir("./13" [pid 1060] ioctl(3, USB_RAW_IOCTL_INIT [pid 1061] <... chdir resumed>) = 0 [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1060] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 1061] <... prctl resumed>) = 0 [pid 1060] <... ioctl resumed>, 0) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] setpgid(0, 0) = 0 [pid 1061] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1061] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1061] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1061] write(3, "1000", 4) = 4 [pid 1061] close(3) = 0 [pid 1061] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1061] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1061] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1003] close(3) = 0 [pid 1003] close(4) = -1 EBADF (Bad file descriptor) [pid 1003] close(5) = -1 EBADF (Bad file descriptor) [ 55.817455][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 55.823886][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 55.831638][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 55.849422][ T6] cdc_ncm 1-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1003] close(6) = -1 EBADF (Bad file descriptor) [pid 1003] close(7) = -1 EBADF (Bad file descriptor) [pid 1003] close(8) = -1 EBADF (Bad file descriptor) [pid 1003] close(9) = -1 EBADF (Bad file descriptor) [pid 1003] close(10) = -1 EBADF (Bad file descriptor) [pid 1003] close(11) = -1 EBADF (Bad file descriptor) [pid 1003] close(12) = -1 EBADF (Bad file descriptor) [pid 1003] close(13) = -1 EBADF (Bad file descriptor) [pid 1003] close(14) = -1 EBADF (Bad file descriptor) [ 55.867465][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 55.875768][ T19] usb 4-1: USB disconnect, device number 14 [ 55.882004][ T6] usb 1-1: USB disconnect, device number 14 [ 55.896593][ T6] cdc_ncm 1-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 55.899251][ T323] cdc_ncm 3-1:5.0 usb2: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1003] close(15) = -1 EBADF (Bad file descriptor) [pid 1003] close(16) = -1 EBADF (Bad file descriptor) [pid 1003] close(17) = -1 EBADF (Bad file descriptor) [pid 1003] close(18) = -1 EBADF (Bad file descriptor) [pid 1003] close(19) = -1 EBADF (Bad file descriptor) [pid 1003] close(20) = -1 EBADF (Bad file descriptor) [pid 1003] close(21) = -1 EBADF (Bad file descriptor) [pid 1003] close(22) = -1 EBADF (Bad file descriptor) [pid 1003] close(23) = -1 EBADF (Bad file descriptor) [pid 1003] close(24) = -1 EBADF (Bad file descriptor) [pid 1003] close(25) = -1 EBADF (Bad file descriptor) [pid 1003] close(26) = -1 EBADF (Bad file descriptor) [pid 1003] close(27) = -1 EBADF (Bad file descriptor) [pid 1003] close(28) = -1 EBADF (Bad file descriptor) [pid 1003] close(29) = -1 EBADF (Bad file descriptor) [pid 1003] exit_group(0) = ? [pid 1003] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./12/cgroup.cpu") = 0 [pid 306] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./12/binderfs") = 0 [pid 306] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./12/cgroup") = 0 [pid 306] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./12/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./12") = 0 [pid 306] mkdir("./13", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1064 attached , child_tidptr=0x55555647a650) = 15 [pid 1064] set_robust_list(0x55555647a660, 24) = 0 [pid 1064] chdir("./13") = 0 [pid 1064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1064] setpgid(0, 0) = 0 [pid 1064] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1064] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1064] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1064] write(3, "1000", 4) = 4 [pid 1064] close(3) = 0 [pid 1064] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1064] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1064] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1064] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 55.906558][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 55.951193][ T323] usb 3-1: USB disconnect, device number 14 [ 55.957240][ T323] cdc_ncm 3-1:5.0 usb2: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1028] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1052] <... ioctl resumed>, 0x7ffefefdae80) = 28 [ 55.987512][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 55.993768][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 56.005476][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 1029] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1029] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1029] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1028] close(3) = 0 [pid 1028] close(4) = -1 EBADF (Bad file descriptor) [pid 1028] close(5) = -1 EBADF (Bad file descriptor) [pid 1028] close(6) = -1 EBADF (Bad file descriptor) [pid 1028] close(7) = -1 EBADF (Bad file descriptor) [pid 1028] close(8) = -1 EBADF (Bad file descriptor) [pid 1028] close(9) = -1 EBADF (Bad file descriptor) [pid 1028] close(10) = -1 EBADF (Bad file descriptor) [pid 1028] close(11) = -1 EBADF (Bad file descriptor) [pid 1028] close(12) = -1 EBADF (Bad file descriptor) [pid 1028] close(13) = -1 EBADF (Bad file descriptor) [pid 1028] close(14) = -1 EBADF (Bad file descriptor) [pid 1028] close(15) = -1 EBADF (Bad file descriptor) [pid 1028] close(16) = -1 EBADF (Bad file descriptor) [pid 1028] close(17) = -1 EBADF (Bad file descriptor) [pid 1028] close(18) = -1 EBADF (Bad file descriptor) [pid 1028] close(19) = -1 EBADF (Bad file descriptor) [pid 1028] close(20) = -1 EBADF (Bad file descriptor) [pid 1028] close(21) = -1 EBADF (Bad file descriptor) [pid 1028] close(22) = -1 EBADF (Bad file descriptor) [pid 1028] close(23) = -1 EBADF (Bad file descriptor) [pid 1028] close(24) = -1 EBADF (Bad file descriptor) [pid 1028] close(25) = -1 EBADF (Bad file descriptor) [pid 1028] close(26) = -1 EBADF (Bad file descriptor) [pid 1028] close(27) = -1 EBADF (Bad file descriptor) [pid 1028] close(28) = -1 EBADF (Bad file descriptor) [pid 1028] close(29) = -1 EBADF (Bad file descriptor) [pid 1028] exit_group(0) = ? [pid 1028] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./12/cgroup.cpu") = 0 [pid 308] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./12/binderfs") = 0 [pid 308] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./12/cgroup") = 0 [pid 308] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./12/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./12") = 0 [pid 308] mkdir("./13", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 15 ./strace-static-x86_64: Process 1090 attached [pid 1090] set_robust_list(0x55555647a660, 24) = 0 [pid 1090] chdir("./13") = 0 [pid 1090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1090] setpgid(0, 0) = 0 [pid 1090] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1090] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1090] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1090] write(3, "1000", 4) = 4 [ 56.197512][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 56.204720][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 56.212451][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 56.218166][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 56.229161][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1090] close(3) = 0 [pid 1090] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1090] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1090] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1090] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 56.251806][ T24] usb 6-1: USB disconnect, device number 14 [ 56.258444][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 56.327379][ T6] usb 1-1: new high-speed USB device number 15 using dummy_hcd [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1029] close(3 [pid 1052] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1029] <... close resumed>) = 0 [pid 1052] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1029] close(4) = -1 EBADF (Bad file descriptor) [pid 1029] close(5) = -1 EBADF (Bad file descriptor) [pid 1029] close(6) = -1 EBADF (Bad file descriptor) [pid 1029] close(7) = -1 EBADF (Bad file descriptor) [pid 1029] close(8) = -1 EBADF (Bad file descriptor) [pid 1029] close(9 [pid 1052] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1029] close(10) = -1 EBADF (Bad file descriptor) [pid 1029] close(11) = -1 EBADF (Bad file descriptor) [pid 1029] close(12) = -1 EBADF (Bad file descriptor) [pid 1029] close(13) = -1 EBADF (Bad file descriptor) [pid 1029] close(14) = -1 EBADF (Bad file descriptor) [pid 1029] close(15) = -1 EBADF (Bad file descriptor) [pid 1029] close(16) = -1 EBADF (Bad file descriptor) [pid 1029] close(17) = -1 EBADF (Bad file descriptor) [pid 1029] close(18) = -1 EBADF (Bad file descriptor) [pid 1029] close(19) = -1 EBADF (Bad file descriptor) [pid 1029] close(20) = -1 EBADF (Bad file descriptor) [pid 1029] close(21) = -1 EBADF (Bad file descriptor) [pid 1029] close(22) = -1 EBADF (Bad file descriptor) [pid 1029] close(23) = -1 EBADF (Bad file descriptor) [pid 1029] close(24) = -1 EBADF (Bad file descriptor) [pid 1029] close(25) = -1 EBADF (Bad file descriptor) [pid 1029] close(26) = -1 EBADF (Bad file descriptor) [pid 1029] close(27) = -1 EBADF (Bad file descriptor) [pid 1029] close(28) = -1 EBADF (Bad file descriptor) [pid 1029] close(29) = -1 EBADF (Bad file descriptor) [pid 1029] exit_group(0) = ? [pid 1029] +++ exited with 0 +++ [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 56.397362][ T19] usb 4-1: new high-speed USB device number 15 using dummy_hcd [ 56.397369][ T323] usb 3-1: new high-speed USB device number 15 using dummy_hcd [ 56.417589][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 56.425267][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 56.432629][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] unlink("./12/cgroup.cpu") = 0 [pid 307] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./12/binderfs") = 0 [pid 307] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./12/cgroup") = 0 [pid 307] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./12/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./12") = 0 [pid 307] mkdir("./13", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 15 ./strace-static-x86_64: Process 1116 attached [pid 1116] set_robust_list(0x55555647a660, 24) = 0 [pid 1116] chdir("./13") = 0 [pid 1116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1116] setpgid(0, 0) = 0 [pid 1116] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1116] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1116] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1116] write(3, "1000", 4) = 4 [pid 1116] close(3) = 0 [pid 1116] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1116] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1116] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1116] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 56.445187][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 56.456305][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 56.469065][ T316] usb 5-1: USB disconnect, device number 14 [ 56.476161][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1052] close(3) = 0 [pid 1052] close(4) = -1 EBADF (Bad file descriptor) [pid 1052] close(5) = -1 EBADF (Bad file descriptor) [pid 1052] close(6) = -1 EBADF (Bad file descriptor) [pid 1052] close(7) = -1 EBADF (Bad file descriptor) [pid 1052] close(8) = -1 EBADF (Bad file descriptor) [pid 1052] close(9) = -1 EBADF (Bad file descriptor) [pid 1052] close(10) = -1 EBADF (Bad file descriptor) [pid 1052] close(11) = -1 EBADF (Bad file descriptor) [pid 1052] close(12) = -1 EBADF (Bad file descriptor) [pid 1052] close(13) = -1 EBADF (Bad file descriptor) [pid 1052] close(14) = -1 EBADF (Bad file descriptor) [pid 1052] close(15) = -1 EBADF (Bad file descriptor) [pid 1052] close(16) = -1 EBADF (Bad file descriptor) [pid 1052] close(17) = -1 EBADF (Bad file descriptor) [pid 1052] close(18) = -1 EBADF (Bad file descriptor) [pid 1052] close(19) = -1 EBADF (Bad file descriptor) [pid 1052] close(20) = -1 EBADF (Bad file descriptor) [pid 1052] close(21) = -1 EBADF (Bad file descriptor) [pid 1052] close(22) = -1 EBADF (Bad file descriptor) [pid 1052] close(23) = -1 EBADF (Bad file descriptor) [pid 1052] close(24) = -1 EBADF (Bad file descriptor) [pid 1052] close(25) = -1 EBADF (Bad file descriptor) [pid 1052] close(26) = -1 EBADF (Bad file descriptor) [pid 1052] close(27) = -1 EBADF (Bad file descriptor) [pid 1052] close(28) = -1 EBADF (Bad file descriptor) [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1052] close(29 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1052] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1052] exit_group(0) = ? [pid 1052] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./12/cgroup.cpu") = 0 [pid 304] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./12/binderfs") = 0 [pid 304] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./12/cgroup") = 0 [pid 304] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./12/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./12") = 0 [pid 304] mkdir("./13", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1120 attached , child_tidptr=0x55555647a650) = 15 [pid 1120] set_robust_list(0x55555647a660, 24) = 0 [pid 1120] chdir("./13") = 0 [pid 1120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1120] setpgid(0, 0) = 0 [pid 1120] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1120] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1120] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1120] write(3, "1000", 4) = 4 [pid 1120] close(3) = 0 [pid 1120] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1120] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1120] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1061] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 56.627441][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 56.635310][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 56.650150][ T37] usb 2-1: USB disconnect, device number 14 [ 56.658411][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1090] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 56.677512][ T24] usb 6-1: new high-speed USB device number 15 using dummy_hcd [ 56.687445][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 56.777422][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 56.797567][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 56.867415][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 56.876256][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 56.884293][ T6] usb 1-1: Product: syz [ 56.887437][ T316] usb 5-1: new high-speed USB device number 15 using dummy_hcd [ 56.888446][ T6] usb 1-1: Manufacturer: syz [ 56.900292][ T6] usb 1-1: SerialNumber: syz [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1061] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 56.957465][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 56.966325][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 56.974301][ T19] usb 4-1: Product: syz [ 56.978484][ T19] usb 4-1: Manufacturer: syz [ 56.982989][ T19] usb 4-1: SerialNumber: syz [ 56.997560][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 1060] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1090] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1064] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 57.006432][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 57.014679][ T323] usb 3-1: Product: syz [ 57.018806][ T323] usb 3-1: Manufacturer: syz [ 57.023216][ T323] usb 3-1: SerialNumber: syz [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 57.077384][ T37] usb 2-1: new high-speed USB device number 15 using dummy_hcd [ 57.087574][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1090] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1090] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1116] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1090] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1090] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 57.267447][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 57.278382][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 57.287234][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 57.295196][ T24] usb 6-1: Product: syz [ 57.299237][ T24] usb 6-1: Manufacturer: syz [ 57.303597][ T24] usb 6-1: SerialNumber: syz [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1120] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1116] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1116] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1120] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1116] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1116] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1064] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] <... ioctl resumed>, 0) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 57.447444][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 57.456375][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 57.467014][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 57.474876][ T316] usb 5-1: Product: syz [ 57.478804][ T316] usb 5-1: Manufacturer: syz [ 57.483222][ T316] usb 5-1: SerialNumber: syz [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1120] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1061] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1120] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1120] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 57.647407][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 57.656276][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 57.664117][ T37] usb 2-1: Product: syz [ 57.668189][ T37] usb 2-1: Manufacturer: syz [ 57.672595][ T37] usb 2-1: SerialNumber: syz [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1120] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1120] <... ioctl resumed>, 0) = 0 [pid 1064] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1064] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1120] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1064] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1120] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1061] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1061] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1060] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 58.047413][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 58.053652][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 58.061538][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 1060] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1120] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1064] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1120] <... ioctl resumed>, 0xa) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1064] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [ 58.127443][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 58.134175][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 58.141946][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 58.147522][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 58.153849][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 58.161174][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1061] close(3) = 0 [pid 1061] close(4) = -1 EBADF (Bad file descriptor) [pid 1061] close(5) = -1 EBADF (Bad file descriptor) [pid 1061] close(6) = -1 EBADF (Bad file descriptor) [pid 1061] close(7) = -1 EBADF (Bad file descriptor) [pid 1061] close(8) = -1 EBADF (Bad file descriptor) [pid 1061] close(9) = -1 EBADF (Bad file descriptor) [pid 1061] close(10) = -1 EBADF (Bad file descriptor) [pid 1061] close(11) = -1 EBADF (Bad file descriptor) [pid 1061] close(12) = -1 EBADF (Bad file descriptor) [pid 1061] close(13) = -1 EBADF (Bad file descriptor) [pid 1061] close(14) = -1 EBADF (Bad file descriptor) [pid 1061] close(15) = -1 EBADF (Bad file descriptor) [pid 1061] close(16) = -1 EBADF (Bad file descriptor) [pid 1061] close(17) = -1 EBADF (Bad file descriptor) [pid 1061] close(18) = -1 EBADF (Bad file descriptor) [pid 1061] close(19) = -1 EBADF (Bad file descriptor) [pid 1061] close(20) = -1 EBADF (Bad file descriptor) [pid 1061] close(21) = -1 EBADF (Bad file descriptor) [pid 1061] close(22) = -1 EBADF (Bad file descriptor) [pid 1061] close(23) = -1 EBADF (Bad file descriptor) [pid 1061] close(24) = -1 EBADF (Bad file descriptor) [pid 1061] close(25) = -1 EBADF (Bad file descriptor) [pid 1061] close(26) = -1 EBADF (Bad file descriptor) [pid 1061] close(27) = -1 EBADF (Bad file descriptor) [pid 1061] close(28) = -1 EBADF (Bad file descriptor) [pid 1061] close(29) = -1 EBADF (Bad file descriptor) [pid 1061] exit_group(0) = ? [pid 1061] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./13/cgroup.cpu") = 0 [pid 302] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./13/binderfs") = 0 [pid 302] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./13/cgroup") = 0 [pid 302] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./13/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./13") = 0 [pid 302] mkdir("./14", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1122 attached [pid 1122] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 16 [pid 1122] <... set_robust_list resumed>) = 0 [pid 1122] chdir("./14") = 0 [pid 1122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1122] setpgid(0, 0) = 0 [pid 1122] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1122] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1122] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1122] write(3, "1000", 4) = 4 [pid 1122] close(3) = 0 [pid 1122] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1122] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1122] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1060] close(3) = 0 [pid 1060] close(4) = -1 EBADF (Bad file descriptor) [pid 1060] close(5) = -1 EBADF (Bad file descriptor) [pid 1060] close(6) = -1 EBADF (Bad file descriptor) [pid 1060] close(7) = -1 EBADF (Bad file descriptor) [pid 1060] close(8) = -1 EBADF (Bad file descriptor) [pid 1060] close(9) = -1 EBADF (Bad file descriptor) [pid 1060] close(10) = -1 EBADF (Bad file descriptor) [pid 1060] close(11) = -1 EBADF (Bad file descriptor) [pid 1060] close(12) = -1 EBADF (Bad file descriptor) [pid 1060] close(13) = -1 EBADF (Bad file descriptor) [pid 1060] close(14) = -1 EBADF (Bad file descriptor) [pid 1060] close(15) = -1 EBADF (Bad file descriptor) [pid 1060] close(16) = -1 EBADF (Bad file descriptor) [pid 1060] close(17) = -1 EBADF (Bad file descriptor) [pid 1060] close(18) = -1 EBADF (Bad file descriptor) [pid 1060] close(19) = -1 EBADF (Bad file descriptor) [pid 1060] close(20) = -1 EBADF (Bad file descriptor) [pid 1060] close(21) = -1 EBADF (Bad file descriptor) [pid 1060] close(22) = -1 EBADF (Bad file descriptor) [pid 1060] close(23) = -1 EBADF (Bad file descriptor) [pid 1060] close(24) = -1 EBADF (Bad file descriptor) [pid 1060] close(25) = -1 EBADF (Bad file descriptor) [ 58.277398][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 58.290305][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 58.311687][ T6] usb 1-1: USB disconnect, device number 15 [ 58.317862][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 1060] close(26) = -1 EBADF (Bad file descriptor) [pid 1060] close(27) = -1 EBADF (Bad file descriptor) [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] close(3 [pid 1060] close(28 [pid 1120] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1064] <... close resumed>) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(4 [pid 1060] close(29 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(5 [pid 1060] exit_group(0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1060] <... exit_group resumed>) = ? [pid 1064] close(6 [pid 1060] +++ exited with 0 +++ [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(7 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1064] close(8) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1064] close(9 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1064] close(10 [pid 305] <... openat resumed>) = 3 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(3, "", [pid 1064] close(11 [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] getdents64(3, [pid 1064] close(12 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1064] close(13 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(AT_FDCWD, "./13/cgroup.cpu", [pid 1064] close(14 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./13/cgroup.cpu" [pid 1064] close(15 [pid 305] <... unlink resumed>) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./13/binderfs", [pid 1064] close(16 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./13/binderfs" [pid 1064] close(17 [pid 305] <... unlink resumed>) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1064] close(18 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] newfstatat(AT_FDCWD, "./13/cgroup", [pid 1064] close(19 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./13/cgroup" [pid 1064] close(20 [pid 305] <... unlink resumed>) = 0 [pid 305] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1116] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1064] close(21 [pid 305] newfstatat(AT_FDCWD, "./13/cgroup.net", [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./13/cgroup.net" [pid 1116] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1064] close(22 [pid 305] <... unlink resumed>) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] getdents64(3, [pid 1116] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1064] close(23 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] close(3 [pid 1064] close(24 [pid 305] <... close resumed>) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] rmdir("./13" [pid 1064] close(25 [pid 305] <... rmdir resumed>) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] mkdir("./14", 0777 [pid 1064] close(26 [pid 305] <... mkdir resumed>) = 0 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1126 attached [pid 1064] close(27 [pid 1126] set_robust_list(0x55555647a660, 24 [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 16 [pid 1126] <... set_robust_list resumed>) = 0 [pid 1126] chdir("./14") = 0 [pid 1126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1126] setpgid(0, 0) = 0 [pid 1126] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1126] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1120] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1116] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1064] close(28 [pid 1126] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1126] <... symlink resumed>) = 0 [pid 1064] close(29 [pid 1126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1126] <... openat resumed>) = 3 [pid 1064] exit_group(0 [pid 1126] write(3, "1000", 4 [pid 1064] <... exit_group resumed>) = ? [ 58.347504][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 58.367571][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 58.374649][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 58.377018][ T323] cdc_ncm 3-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1126] <... write resumed>) = 4 [pid 1064] +++ exited with 0 +++ [pid 1126] close(3 [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1126] <... close resumed>) = 0 [pid 1126] symlink("/dev/binderfs", "./binderfs") = 0 [pid 306] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1126] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1126] <... openat resumed>) = 3 [pid 306] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1126] ioctl(3, USB_RAW_IOCTL_INIT [pid 306] <... openat resumed>) = 3 [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 306] newfstatat(3, "", [pid 1126] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1126] <... ioctl resumed>, 0) = 0 [pid 306] getdents64(3, [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 306] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./13/cgroup.cpu") = 0 [pid 306] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./13/binderfs") = 0 [pid 306] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./13/cgroup") = 0 [pid 306] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./13/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./13") = 0 [pid 306] mkdir("./14", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 16 ./strace-static-x86_64: Process 1128 attached [pid 1128] set_robust_list(0x55555647a660, 24) = 0 [pid 1128] chdir("./14") = 0 [pid 1128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1128] setpgid(0, 0) = 0 [pid 1128] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1128] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1128] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1128] write(3, "1000", 4) = 4 [pid 1128] close(3) = 0 [pid 1128] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1128] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1128] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1128] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1090] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 58.393694][ T19] usb 4-1: USB disconnect, device number 15 [ 58.417072][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 58.423762][ T323] usb 3-1: USB disconnect, device number 15 [pid 1090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 58.442407][ T323] cdc_ncm 3-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 58.451501][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 58.459562][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 58.466852][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1120] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1116] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1120] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1116] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 58.587514][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 58.593875][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 58.601375][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 1090] close(3) = 0 [pid 1090] close(4) = -1 EBADF (Bad file descriptor) [pid 1090] close(5) = -1 EBADF (Bad file descriptor) [pid 1090] close(6) = -1 EBADF (Bad file descriptor) [pid 1090] close(7) = -1 EBADF (Bad file descriptor) [pid 1090] close(8) = -1 EBADF (Bad file descriptor) [pid 1090] close(9) = -1 EBADF (Bad file descriptor) [pid 1090] close(10) = -1 EBADF (Bad file descriptor) [pid 1090] close(11) = -1 EBADF (Bad file descriptor) [pid 1090] close(12) = -1 EBADF (Bad file descriptor) [pid 1090] close(13) = -1 EBADF (Bad file descriptor) [pid 1090] close(14) = -1 EBADF (Bad file descriptor) [pid 1090] close(15) = -1 EBADF (Bad file descriptor) [pid 1090] close(16) = -1 EBADF (Bad file descriptor) [pid 1090] close(17) = -1 EBADF (Bad file descriptor) [pid 1090] close(18) = -1 EBADF (Bad file descriptor) [pid 1090] close(19) = -1 EBADF (Bad file descriptor) [pid 1090] close(20) = -1 EBADF (Bad file descriptor) [pid 1090] close(21) = -1 EBADF (Bad file descriptor) [pid 1090] close(22) = -1 EBADF (Bad file descriptor) [pid 1090] close(23) = -1 EBADF (Bad file descriptor) [pid 1090] close(24) = -1 EBADF (Bad file descriptor) [pid 1090] close(25) = -1 EBADF (Bad file descriptor) [pid 1090] close(26) = -1 EBADF (Bad file descriptor) [pid 1090] close(27) = -1 EBADF (Bad file descriptor) [pid 1090] close(28) = -1 EBADF (Bad file descriptor) [pid 1090] close(29) = -1 EBADF (Bad file descriptor) [pid 1090] exit_group(0) = ? [pid 1090] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./13/cgroup.cpu") = 0 [pid 308] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./13/binderfs") = 0 [pid 308] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./13/cgroup") = 0 [pid 308] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./13/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./13") = 0 [pid 308] mkdir("./14", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1153 attached [pid 1153] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 16 [pid 1153] <... set_robust_list resumed>) = 0 [pid 1153] chdir("./14") = 0 [pid 1153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1153] setpgid(0, 0) = 0 [pid 1153] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1153] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1153] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1153] write(3, "1000", 4) = 4 [pid 1153] close(3) = 0 [pid 1153] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1153] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1153] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1153] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 58.667444][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 58.675379][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 58.701719][ T24] usb 6-1: USB disconnect, device number 15 [ 58.708036][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1120] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] close(3) = 0 [pid 1120] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1120] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1116] close(4) = -1 EBADF (Bad file descriptor) [pid 1116] close(5) = -1 EBADF (Bad file descriptor) [pid 1116] close(6) = -1 EBADF (Bad file descriptor) [pid 1116] close(7) = -1 EBADF (Bad file descriptor) [pid 1116] close(8) = -1 EBADF (Bad file descriptor) [pid 1116] close(9) = -1 EBADF (Bad file descriptor) [pid 1116] close(10) = -1 EBADF (Bad file descriptor) [pid 1116] close(11) = -1 EBADF (Bad file descriptor) [pid 1116] close(12) = -1 EBADF (Bad file descriptor) [pid 1116] close(13) = -1 EBADF (Bad file descriptor) [pid 1116] close(14) = -1 EBADF (Bad file descriptor) [pid 1116] close(15) = -1 EBADF (Bad file descriptor) [pid 1116] close(16) = -1 EBADF (Bad file descriptor) [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1116] close(17 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1116] close(18) = -1 EBADF (Bad file descriptor) [pid 1116] close(19) = -1 EBADF (Bad file descriptor) [pid 1116] close(20) = -1 EBADF (Bad file descriptor) [pid 1116] close(21) = -1 EBADF (Bad file descriptor) [pid 1116] close(22) = -1 EBADF (Bad file descriptor) [pid 1116] close(23) = -1 EBADF (Bad file descriptor) [pid 1116] close(24) = -1 EBADF (Bad file descriptor) [pid 1116] close(25) = -1 EBADF (Bad file descriptor) [pid 1116] close(26) = -1 EBADF (Bad file descriptor) [pid 1116] close(27) = -1 EBADF (Bad file descriptor) [pid 1116] close(28) = -1 EBADF (Bad file descriptor) [pid 1116] close(29) = -1 EBADF (Bad file descriptor) [pid 1116] exit_group(0) = ? [pid 1116] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./13/cgroup.cpu") = 0 [pid 307] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./13/binderfs") = 0 [pid 307] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./13/cgroup") = 0 [pid 307] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./13/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./13") = 0 [pid 307] mkdir("./14", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1164 attached , child_tidptr=0x55555647a650) = 16 [pid 1164] set_robust_list(0x55555647a660, 24) = 0 [pid 1164] chdir("./14") = 0 [pid 1164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1164] setpgid(0, 0) = 0 [pid 1164] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1164] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1164] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1164] write(3, "1000", 4) = 4 [pid 1164] close(3) = 0 [pid 1164] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1164] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [ 58.757361][ T6] usb 1-1: new high-speed USB device number 16 using dummy_hcd [pid 1164] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1164] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 1120] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1164] <... ioctl resumed>, 0) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 58.817425][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 58.823740][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 58.827414][ T19] usb 4-1: new high-speed USB device number 16 using dummy_hcd [ 58.830899][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 58.845123][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 58.857544][ T323] usb 3-1: new high-speed USB device number 16 using dummy_hcd [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 58.865192][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 58.872038][ T316] usb 5-1: USB disconnect, device number 15 [ 58.879330][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1120] close(3) = 0 [pid 1120] close(4) = -1 EBADF (Bad file descriptor) [pid 1120] close(5) = -1 EBADF (Bad file descriptor) [pid 1120] close(6) = -1 EBADF (Bad file descriptor) [pid 1120] close(7) = -1 EBADF (Bad file descriptor) [pid 1120] close(8) = -1 EBADF (Bad file descriptor) [pid 1120] close(9) = -1 EBADF (Bad file descriptor) [pid 1120] close(10) = -1 EBADF (Bad file descriptor) [pid 1120] close(11) = -1 EBADF (Bad file descriptor) [pid 1120] close(12) = -1 EBADF (Bad file descriptor) [pid 1120] close(13) = -1 EBADF (Bad file descriptor) [pid 1120] close(14) = -1 EBADF (Bad file descriptor) [pid 1120] close(15) = -1 EBADF (Bad file descriptor) [pid 1120] close(16) = -1 EBADF (Bad file descriptor) [pid 1120] close(17) = -1 EBADF (Bad file descriptor) [pid 1120] close(18) = -1 EBADF (Bad file descriptor) [pid 1120] close(19) = -1 EBADF (Bad file descriptor) [pid 1120] close(20) = -1 EBADF (Bad file descriptor) [pid 1120] close(21) = -1 EBADF (Bad file descriptor) [pid 1120] close(22) = -1 EBADF (Bad file descriptor) [pid 1120] close(23) = -1 EBADF (Bad file descriptor) [pid 1120] close(24) = -1 EBADF (Bad file descriptor) [pid 1120] close(25) = -1 EBADF (Bad file descriptor) [pid 1120] close(26) = -1 EBADF (Bad file descriptor) [pid 1120] close(27) = -1 EBADF (Bad file descriptor) [pid 1120] close(28) = -1 EBADF (Bad file descriptor) [pid 1120] close(29) = -1 EBADF (Bad file descriptor) [pid 1120] exit_group(0) = ? [pid 1120] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 304] <... openat resumed>) = 3 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./13/cgroup.cpu") = 0 [pid 304] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./13/binderfs" [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] <... unlink resumed>) = 0 [pid 304] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./13/cgroup") = 0 [pid 304] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./13/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./13") = 0 [pid 304] mkdir("./14", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1183 attached [pid 1183] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 16 [pid 1183] <... set_robust_list resumed>) = 0 [pid 1183] chdir("./14") = 0 [pid 1183] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1183] setpgid(0, 0) = 0 [pid 1183] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1183] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1183] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1183] write(3, "1000", 4) = 4 [pid 1183] close(3) = 0 [pid 1183] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1183] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1183] ioctl(3, USB_RAW_IOCTL_INIT [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 59.027433][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 59.034789][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 59.047295][ T37] usb 2-1: USB disconnect, device number 15 [ 59.063981][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 59.117448][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 59.137605][ T24] usb 6-1: new high-speed USB device number 16 using dummy_hcd [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1153] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1128] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1128] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 59.187439][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 59.227553][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1122] <... ioctl resumed>, 0) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1164] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 59.288495][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 59.298313][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 59.306738][ T6] usb 1-1: Product: syz [ 59.311473][ T6] usb 1-1: Manufacturer: syz [ 59.316322][ T6] usb 1-1: SerialNumber: syz [ 59.317507][ T316] usb 5-1: new high-speed USB device number 16 using dummy_hcd [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1122] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1128] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 59.357556][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 59.367098][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 59.375700][ T19] usb 4-1: Product: syz [ 59.380215][ T19] usb 4-1: Manufacturer: syz [ 59.384800][ T19] usb 4-1: SerialNumber: syz [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1128] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1153] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1128] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 59.417464][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 59.426421][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 59.434541][ T323] usb 3-1: Product: syz [ 59.438846][ T323] usb 3-1: Manufacturer: syz [ 59.443280][ T323] usb 3-1: SerialNumber: syz [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 59.487467][ T37] usb 2-1: new high-speed USB device number 16 using dummy_hcd [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1183] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1153] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 59.537458][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1164] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1153] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1164] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1164] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1153] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1164] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1153] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1122] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 59.717418][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 59.728160][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 59.736969][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 59.745103][ T24] usb 6-1: Product: syz [ 59.749283][ T24] usb 6-1: Manufacturer: syz [ 59.753701][ T24] usb 6-1: SerialNumber: syz [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1164] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1183] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1126] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1183] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1164] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1164] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 59.897440][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 59.917649][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 59.926509][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 59.934414][ T316] usb 5-1: Product: syz [ 59.938339][ T316] usb 5-1: Manufacturer: syz [ 59.942742][ T316] usb 5-1: SerialNumber: syz [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1183] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1164] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1153] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1183] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1183] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 1128] <... ioctl resumed>, 0x7ffefefdae80) = 28 [ 60.077432][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 60.086481][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 60.094391][ T37] usb 2-1: Product: syz [ 60.098360][ T37] usb 2-1: Manufacturer: syz [ 60.102758][ T37] usb 2-1: SerialNumber: syz [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1122] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1153] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1183] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1128] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1122] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1122] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1126] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 60.447467][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 60.453829][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 60.461396][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 1126] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1183] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1128] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1128] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1128] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 60.527408][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 60.533643][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 60.541206][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [ 60.577449][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 60.583879][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 60.591254][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1122] close(3) = 0 [pid 1122] close(4) = -1 EBADF (Bad file descriptor) [pid 1122] close(5) = -1 EBADF (Bad file descriptor) [pid 1122] close(6) = -1 EBADF (Bad file descriptor) [pid 1122] close(7) = -1 EBADF (Bad file descriptor) [pid 1122] close(8) = -1 EBADF (Bad file descriptor) [pid 1122] close(9) = -1 EBADF (Bad file descriptor) [pid 1122] close(10) = -1 EBADF (Bad file descriptor) [pid 1122] close(11) = -1 EBADF (Bad file descriptor) [pid 1122] close(12) = -1 EBADF (Bad file descriptor) [pid 1122] close(13) = -1 EBADF (Bad file descriptor) [pid 1122] close(14) = -1 EBADF (Bad file descriptor) [pid 1122] close(15) = -1 EBADF (Bad file descriptor) [pid 1122] close(16) = -1 EBADF (Bad file descriptor) [pid 1122] close(17) = -1 EBADF (Bad file descriptor) [pid 1122] close(18) = -1 EBADF (Bad file descriptor) [pid 1122] close(19) = -1 EBADF (Bad file descriptor) [pid 1122] close(20) = -1 EBADF (Bad file descriptor) [pid 1122] close(21) = -1 EBADF (Bad file descriptor) [pid 1122] close(22) = -1 EBADF (Bad file descriptor) [pid 1122] close(23) = -1 EBADF (Bad file descriptor) [pid 1122] close(24) = -1 EBADF (Bad file descriptor) [pid 1122] close(25) = -1 EBADF (Bad file descriptor) [pid 1122] close(26) = -1 EBADF (Bad file descriptor) [pid 1122] close(27) = -1 EBADF (Bad file descriptor) [pid 1122] close(28) = -1 EBADF (Bad file descriptor) [pid 1122] close(29) = -1 EBADF (Bad file descriptor) [pid 1122] exit_group(0) = ? [pid 1122] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./14/cgroup.cpu") = 0 [pid 302] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./14/binderfs") = 0 [pid 302] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./14/cgroup") = 0 [pid 302] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./14/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 1153] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 302] rmdir("./14") = 0 [pid 302] mkdir("./15", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 17 ./strace-static-x86_64: Process 1212 attached [pid 1212] set_robust_list(0x55555647a660, 24) = 0 [pid 1212] chdir("./15") = 0 [pid 1212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1212] setpgid(0, 0) = 0 [pid 1212] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1212] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1212] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1212] write(3, "1000", 4) = 4 [pid 1212] close(3) = 0 [pid 1212] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1212] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1212] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1126] close(3) = 0 [pid 1126] close(4) = -1 EBADF (Bad file descriptor) [pid 1126] close(5) = -1 EBADF (Bad file descriptor) [pid 1126] close(6) = -1 EBADF (Bad file descriptor) [pid 1126] close(7) = -1 EBADF (Bad file descriptor) [pid 1126] close(8) = -1 EBADF (Bad file descriptor) [pid 1126] close(9) = -1 EBADF (Bad file descriptor) [pid 1126] close(10) = -1 EBADF (Bad file descriptor) [pid 1126] close(11) = -1 EBADF (Bad file descriptor) [pid 1126] close(12) = -1 EBADF (Bad file descriptor) [pid 1126] close(13) = -1 EBADF (Bad file descriptor) [pid 1126] close(14) = -1 EBADF (Bad file descriptor) [pid 1126] close(15) = -1 EBADF (Bad file descriptor) [pid 1126] close(16) = -1 EBADF (Bad file descriptor) [pid 1126] close(17) = -1 EBADF (Bad file descriptor) [pid 1126] close(18) = -1 EBADF (Bad file descriptor) [pid 1126] close(19) = -1 EBADF (Bad file descriptor) [pid 1126] close(20) = -1 EBADF (Bad file descriptor) [pid 1126] close(21) = -1 EBADF (Bad file descriptor) [pid 1126] close(22) = -1 EBADF (Bad file descriptor) [pid 1126] close(23) = -1 EBADF (Bad file descriptor) [pid 1126] close(24) = -1 EBADF (Bad file descriptor) [pid 1126] close(25) = -1 EBADF (Bad file descriptor) [pid 1126] close(26) = -1 EBADF (Bad file descriptor) [pid 1126] close(27) = -1 EBADF (Bad file descriptor) [pid 1126] close(28) = -1 EBADF (Bad file descriptor) [pid 1126] close(29) = -1 EBADF (Bad file descriptor) [pid 1126] exit_group(0) = ? [pid 1126] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./14/cgroup.cpu") = 0 [pid 305] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./14/binderfs") = 0 [pid 305] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./14/cgroup") = 0 [pid 305] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./14/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [ 60.677419][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 60.685094][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 60.698021][ T6] usb 1-1: USB disconnect, device number 16 [ 60.704047][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 305] close(3) = 0 [pid 305] rmdir("./14") = 0 [pid 305] mkdir("./15", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1218 attached [pid 1218] set_robust_list(0x55555647a660, 24) = 0 [pid 1218] chdir("./15" [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 17 [pid 1218] <... chdir resumed>) = 0 [pid 1218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1218] setpgid(0, 0) = 0 [pid 1218] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1218] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1218] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1218] write(3, "1000", 4) = 4 [pid 1218] close(3) = 0 [pid 1218] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1218] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] close(3 [pid 1218] <... openat resumed>) = 3 [pid 1183] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1128] <... close resumed>) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_INIT [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1128] close(4 [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 1128] close(5 [pid 1218] <... ioctl resumed>, 0) = 0 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] close(6 [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] close(7) = -1 EBADF (Bad file descriptor) [pid 1128] close(8) = -1 EBADF (Bad file descriptor) [pid 1128] close(9) = -1 EBADF (Bad file descriptor) [pid 1128] close(10) = -1 EBADF (Bad file descriptor) [pid 1128] close(11) = -1 EBADF (Bad file descriptor) [pid 1128] close(12) = -1 EBADF (Bad file descriptor) [pid 1128] close(13) = -1 EBADF (Bad file descriptor) [pid 1128] close(14) = -1 EBADF (Bad file descriptor) [pid 1128] close(15) = -1 EBADF (Bad file descriptor) [pid 1128] close(16) = -1 EBADF (Bad file descriptor) [pid 1128] close(17) = -1 EBADF (Bad file descriptor) [pid 1128] close(18) = -1 EBADF (Bad file descriptor) [pid 1128] close(19) = -1 EBADF (Bad file descriptor) [pid 1128] close(20) = -1 EBADF (Bad file descriptor) [pid 1128] close(21) = -1 EBADF (Bad file descriptor) [pid 1128] close(22) = -1 EBADF (Bad file descriptor) [pid 1128] close(23) = -1 EBADF (Bad file descriptor) [pid 1128] close(24) = -1 EBADF (Bad file descriptor) [pid 1128] close(25) = -1 EBADF (Bad file descriptor) [pid 1128] close(26) = -1 EBADF (Bad file descriptor) [ 60.757452][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 60.786668][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1128] close(27 [pid 1183] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1128] close(28 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1128] close(29 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1164] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1128] exit_group(0 [pid 1164] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1128] <... exit_group resumed>) = ? [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1128] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./14/cgroup.cpu" [pid 1164] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 60.807656][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 60.812504][ T19] usb 4-1: USB disconnect, device number 16 [ 60.814757][ T323] cdc_ncm 3-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 60.821602][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 60.851299][ T323] usb 3-1: USB disconnect, device number 16 [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./14/binderfs") = 0 [pid 306] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./14/cgroup") = 0 [pid 306] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./14/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./14") = 0 [pid 306] mkdir("./15", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1224 attached [pid 1224] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 17 [pid 1224] <... set_robust_list resumed>) = 0 [pid 1224] chdir("./15") = 0 [pid 1224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1224] setpgid(0, 0) = 0 [pid 1224] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1224] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1224] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1224] write(3, "1000", 4) = 4 [pid 1224] close(3) = 0 [pid 1224] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1224] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1224] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1224] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 60.858409][ T323] cdc_ncm 3-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 60.897412][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 60.904359][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 60.912389][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1164] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1153] close(3) = 0 [pid 1153] close(4) = -1 EBADF (Bad file descriptor) [pid 1153] close(5) = -1 EBADF (Bad file descriptor) [pid 1153] close(6) = -1 EBADF (Bad file descriptor) [pid 1153] close(7) = -1 EBADF (Bad file descriptor) [pid 1153] close(8) = -1 EBADF (Bad file descriptor) [pid 1153] close(9) = -1 EBADF (Bad file descriptor) [pid 1153] close(10) = -1 EBADF (Bad file descriptor) [pid 1153] close(11) = -1 EBADF (Bad file descriptor) [pid 1153] close(12) = -1 EBADF (Bad file descriptor) [pid 1153] close(13) = -1 EBADF (Bad file descriptor) [pid 1153] close(14) = -1 EBADF (Bad file descriptor) [pid 1153] close(15) = -1 EBADF (Bad file descriptor) [pid 1153] close(16) = -1 EBADF (Bad file descriptor) [pid 1153] close(17) = -1 EBADF (Bad file descriptor) [pid 1153] close(18) = -1 EBADF (Bad file descriptor) [pid 1153] close(19) = -1 EBADF (Bad file descriptor) [pid 1153] close(20) = -1 EBADF (Bad file descriptor) [pid 1153] close(21) = -1 EBADF (Bad file descriptor) [pid 1153] close(22) = -1 EBADF (Bad file descriptor) [pid 1153] close(23) = -1 EBADF (Bad file descriptor) [pid 1153] close(24) = -1 EBADF (Bad file descriptor) [pid 1153] close(25) = -1 EBADF (Bad file descriptor) [pid 1153] close(26) = -1 EBADF (Bad file descriptor) [pid 1153] close(27) = -1 EBADF (Bad file descriptor) [pid 1153] close(28) = -1 EBADF (Bad file descriptor) [pid 1153] close(29) = -1 EBADF (Bad file descriptor) [pid 1153] exit_group(0) = ? [pid 1153] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./14/cgroup.cpu") = 0 [pid 308] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./14/binderfs") = 0 [pid 308] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 61.077503][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 61.083897][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 61.091457][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 61.117410][ T6] usb 1-1: new high-speed USB device number 17 using dummy_hcd [pid 308] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./14/cgroup") = 0 [pid 308] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./14/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./14") = 0 [pid 308] mkdir("./15", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1242 attached , child_tidptr=0x55555647a650) = 17 [pid 1242] set_robust_list(0x55555647a660, 24) = 0 [pid 1242] chdir("./15") = 0 [pid 1242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1242] setpgid(0, 0) = 0 [pid 1242] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1242] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1242] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1242] write(3, "1000", 4) = 4 [pid 1242] close(3) = 0 [pid 1242] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1242] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1242] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1212] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1212] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 61.127507][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 61.135772][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 61.150060][ T24] usb 6-1: USB disconnect, device number 16 [ 61.158973][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1183] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1183] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1183] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1164] close(3) = 0 [pid 1164] close(4) = -1 EBADF (Bad file descriptor) [pid 1164] close(5) = -1 EBADF (Bad file descriptor) [pid 1164] close(6) = -1 EBADF (Bad file descriptor) [pid 1164] close(7) = -1 EBADF (Bad file descriptor) [pid 1164] close(8) = -1 EBADF (Bad file descriptor) [pid 1164] close(9) = -1 EBADF (Bad file descriptor) [pid 1164] close(10) = -1 EBADF (Bad file descriptor) [pid 1164] close(11) = -1 EBADF (Bad file descriptor) [pid 1164] close(12) = -1 EBADF (Bad file descriptor) [pid 1164] close(13) = -1 EBADF (Bad file descriptor) [pid 1164] close(14) = -1 EBADF (Bad file descriptor) [pid 1164] close(15) = -1 EBADF (Bad file descriptor) [pid 1164] close(16) = -1 EBADF (Bad file descriptor) [pid 1164] close(17) = -1 EBADF (Bad file descriptor) [pid 1164] close(18) = -1 EBADF (Bad file descriptor) [pid 1164] close(19) = -1 EBADF (Bad file descriptor) [pid 1164] close(20) = -1 EBADF (Bad file descriptor) [pid 1164] close(21) = -1 EBADF (Bad file descriptor) [pid 1164] close(22) = -1 EBADF (Bad file descriptor) [pid 1164] close(23) = -1 EBADF (Bad file descriptor) [pid 1164] close(24) = -1 EBADF (Bad file descriptor) [pid 1164] close(25) = -1 EBADF (Bad file descriptor) [pid 1164] close(26) = -1 EBADF (Bad file descriptor) [pid 1164] close(27) = -1 EBADF (Bad file descriptor) [pid 1164] close(28) = -1 EBADF (Bad file descriptor) [pid 1164] close(29) = -1 EBADF (Bad file descriptor) [pid 1164] exit_group(0) = ? [pid 1164] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [ 61.237401][ T19] usb 4-1: new high-speed USB device number 17 using dummy_hcd [ 61.277435][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./14/cgroup.cpu") = 0 [pid 307] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./14/binderfs") = 0 [pid 307] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./14/cgroup") = 0 [pid 307] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./14/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./14") = 0 [pid 307] mkdir("./15", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 17 ./strace-static-x86_64: Process 1243 attached [pid 1243] set_robust_list(0x55555647a660, 24) = 0 [pid 1243] chdir("./15") = 0 [pid 1243] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1243] setpgid(0, 0) = 0 [pid 1243] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1243] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1243] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1243] write(3, "1000", 4) = 4 [pid 1243] close(3) = 0 [pid 1243] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1243] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1243] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 61.283690][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 61.291249][ T323] usb 3-1: new high-speed USB device number 17 using dummy_hcd [ 61.298811][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 61.305695][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 61.311948][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 61.331752][ T316] usb 5-1: USB disconnect, device number 16 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1212] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 61.338234][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1183] close(3 [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1183] <... close resumed>) = 0 [pid 1183] close(4) = -1 EBADF (Bad file descriptor) [pid 1183] close(5) = -1 EBADF (Bad file descriptor) [pid 1183] close(6) = -1 EBADF (Bad file descriptor) [pid 1183] close(7) = -1 EBADF (Bad file descriptor) [pid 1183] close(8) = -1 EBADF (Bad file descriptor) [pid 1183] close(9) = -1 EBADF (Bad file descriptor) [pid 1183] close(10) = -1 EBADF (Bad file descriptor) [pid 1183] close(11) = -1 EBADF (Bad file descriptor) [pid 1183] close(12) = -1 EBADF (Bad file descriptor) [pid 1183] close(13) = -1 EBADF (Bad file descriptor) [pid 1183] close(14) = -1 EBADF (Bad file descriptor) [pid 1183] close(15) = -1 EBADF (Bad file descriptor) [pid 1183] close(16) = -1 EBADF (Bad file descriptor) [pid 1183] close(17) = -1 EBADF (Bad file descriptor) [pid 1183] close(18) = -1 EBADF (Bad file descriptor) [pid 1183] close(19) = -1 EBADF (Bad file descriptor) [pid 1183] close(20) = -1 EBADF (Bad file descriptor) [pid 1183] close(21) = -1 EBADF (Bad file descriptor) [pid 1183] close(22) = -1 EBADF (Bad file descriptor) [pid 1183] close(23) = -1 EBADF (Bad file descriptor) [pid 1183] close(24) = -1 EBADF (Bad file descriptor) [pid 1183] close(25) = -1 EBADF (Bad file descriptor) [pid 1183] close(26) = -1 EBADF (Bad file descriptor) [pid 1183] close(27) = -1 EBADF (Bad file descriptor) [pid 1183] close(28) = -1 EBADF (Bad file descriptor) [pid 1183] close(29) = -1 EBADF (Bad file descriptor) [pid 1183] exit_group(0) = ? [pid 1183] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./14/cgroup.cpu") = 0 [pid 304] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./14/binderfs") = 0 [pid 304] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./14/cgroup") = 0 [pid 304] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./14/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./14") = 0 [pid 304] mkdir("./15", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 17 ./strace-static-x86_64: Process 1264 attached [pid 1264] set_robust_list(0x55555647a660, 24) = 0 [pid 1264] chdir("./15") = 0 [pid 1264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1264] setpgid(0, 0) = 0 [pid 1264] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1264] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1264] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1264] write(3, "1000", 4 [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1212] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 61.477399][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 61.497968][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 61.506414][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1264] <... write resumed>) = 4 [pid 1264] close(3) = 0 [pid 1264] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1264] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1264] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1264] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1212] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 61.524831][ T37] usb 2-1: USB disconnect, device number 16 [ 61.533409][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1212] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 61.597484][ T24] usb 6-1: new high-speed USB device number 17 using dummy_hcd [ 61.607723][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1212] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1212] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1224] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 61.657446][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 61.666669][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 61.674832][ T6] usb 1-1: Product: syz [ 61.679050][ T6] usb 1-1: Manufacturer: syz [ 61.683578][ T6] usb 1-1: SerialNumber: syz [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1212] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 61.717416][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 61.747460][ T316] usb 5-1: new high-speed USB device number 17 using dummy_hcd [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 61.777436][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 61.787108][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 61.795612][ T19] usb 4-1: Product: syz [ 61.799630][ T19] usb 4-1: Manufacturer: syz [ 61.804021][ T19] usb 4-1: SerialNumber: syz [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1224] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1224] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 61.907425][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 61.916381][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 61.924534][ T323] usb 3-1: Product: syz [ 61.928728][ T323] usb 3-1: Manufacturer: syz [ 61.933171][ T323] usb 3-1: SerialNumber: syz [pid 1224] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1264] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 61.967453][ T37] usb 2-1: new high-speed USB device number 17 using dummy_hcd [ 61.974876][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1212] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 62.127428][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 62.147515][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 62.156418][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 62.164414][ T24] usb 6-1: Product: syz [ 62.168564][ T24] usb 6-1: Manufacturer: syz [ 62.172979][ T24] usb 6-1: SerialNumber: syz [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1224] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1242] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1264] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1218] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1264] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [ 62.297925][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 62.306894][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 62.314913][ T316] usb 5-1: Product: syz [ 62.319018][ T316] usb 5-1: Manufacturer: syz [ 62.323427][ T316] usb 5-1: SerialNumber: syz [ 62.337445][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1243] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1264] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1212] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1242] <... ioctl resumed>, 0) = 0 [pid 1224] <... ioctl resumed>, 0xa) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1242] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1224] <... ioctl resumed>, 0xb) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1242] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1264] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1218] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1264] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1243] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1264] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1212] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 62.527433][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 62.536388][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 62.544344][ T37] usb 2-1: Product: syz [ 62.548453][ T37] usb 2-1: Manufacturer: syz [ 62.552861][ T37] usb 2-1: SerialNumber: syz [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0xa) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1242] <... ioctl resumed>, 0xb) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1212] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1212] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1242] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1242] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1224] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 62.827442][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 62.833844][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 62.841179][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 1218] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1218] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [ 62.947412][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 62.953658][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 62.961753][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1212] close(3) = 0 [pid 1212] close(4) = -1 EBADF (Bad file descriptor) [pid 1212] close(5) = -1 EBADF (Bad file descriptor) [pid 1212] close(6) = -1 EBADF (Bad file descriptor) [pid 1212] close(7) = -1 EBADF (Bad file descriptor) [pid 1212] close(8) = -1 EBADF (Bad file descriptor) [pid 1212] close(9) = -1 EBADF (Bad file descriptor) [pid 1212] close(10) = -1 EBADF (Bad file descriptor) [pid 1212] close(11) = -1 EBADF (Bad file descriptor) [pid 1212] close(12) = -1 EBADF (Bad file descriptor) [pid 1212] close(13) = -1 EBADF (Bad file descriptor) [pid 1212] close(14) = -1 EBADF (Bad file descriptor) [pid 1212] close(15) = -1 EBADF (Bad file descriptor) [pid 1212] close(16) = -1 EBADF (Bad file descriptor) [pid 1212] close(17) = -1 EBADF (Bad file descriptor) [pid 1212] close(18) = -1 EBADF (Bad file descriptor) [pid 1212] close(19) = -1 EBADF (Bad file descriptor) [pid 1212] close(20) = -1 EBADF (Bad file descriptor) [pid 1212] close(21) = -1 EBADF (Bad file descriptor) [pid 1212] close(22) = -1 EBADF (Bad file descriptor) [pid 1212] close(23) = -1 EBADF (Bad file descriptor) [pid 1212] close(24) = -1 EBADF (Bad file descriptor) [pid 1212] close(25) = -1 EBADF (Bad file descriptor) [pid 1212] close(26) = -1 EBADF (Bad file descriptor) [pid 1212] close(27) = -1 EBADF (Bad file descriptor) [pid 1212] close(28) = -1 EBADF (Bad file descriptor) [pid 1212] close(29) = -1 EBADF (Bad file descriptor) [pid 1212] exit_group(0) = ? [pid 1212] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./15/cgroup.cpu") = 0 [pid 302] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./15/binderfs") = 0 [pid 302] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./15/cgroup") = 0 [pid 302] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./15/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./15") = 0 [pid 302] mkdir("./16", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 18 ./strace-static-x86_64: Process 1274 attached [pid 1274] set_robust_list(0x55555647a660, 24) = 0 [pid 1274] chdir("./16" [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] <... chdir resumed>) = 0 [pid 1242] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1224] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1274] <... prctl resumed>) = 0 [pid 1274] setpgid(0, 0) = 0 [pid 1274] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1224] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1274] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 1242] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1274] <... symlink resumed>) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1242] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1274] <... openat resumed>) = 3 [pid 1274] write(3, "1000", 4) = 4 [pid 1274] close(3) = 0 [pid 1274] symlink("/dev/binderfs", "./binderfs" [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1274] <... symlink resumed>) = 0 [pid 1274] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1242] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1224] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1274] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1274] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 63.057453][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 63.067610][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 63.087606][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 63.094949][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1218] close(3) = 0 [pid 1218] close(4) = -1 EBADF (Bad file descriptor) [pid 1218] close(5) = -1 EBADF (Bad file descriptor) [pid 1218] close(6) = -1 EBADF (Bad file descriptor) [pid 1218] close(7) = -1 EBADF (Bad file descriptor) [pid 1218] close(8) = -1 EBADF (Bad file descriptor) [pid 1218] close(9) = -1 EBADF (Bad file descriptor) [pid 1218] close(10) = -1 EBADF (Bad file descriptor) [pid 1218] close(11) = -1 EBADF (Bad file descriptor) [pid 1218] close(12) = -1 EBADF (Bad file descriptor) [pid 1218] close(13) = -1 EBADF (Bad file descriptor) [pid 1218] close(14) = -1 EBADF (Bad file descriptor) [pid 1218] close(15) = -1 EBADF (Bad file descriptor) [ 63.097260][ T6] usb 1-1: USB disconnect, device number 17 [ 63.104337][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [ 63.121476][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 1218] close(16) = -1 EBADF (Bad file descriptor) [pid 1218] close(17) = -1 EBADF (Bad file descriptor) [pid 1218] close(18) = -1 EBADF (Bad file descriptor) [pid 1218] close(19) = -1 EBADF (Bad file descriptor) [pid 1218] close(20) = -1 EBADF (Bad file descriptor) [pid 1218] close(21) = -1 EBADF (Bad file descriptor) [pid 1218] close(22) = -1 EBADF (Bad file descriptor) [pid 1218] close(23) = -1 EBADF (Bad file descriptor) [pid 1218] close(24) = -1 EBADF (Bad file descriptor) [pid 1218] close(25) = -1 EBADF (Bad file descriptor) [pid 1218] close(26) = -1 EBADF (Bad file descriptor) [pid 1218] close(27) = -1 EBADF (Bad file descriptor) [pid 1218] close(28) = -1 EBADF (Bad file descriptor) [pid 1218] close(29) = -1 EBADF (Bad file descriptor) [pid 1218] exit_group(0) = ? [pid 1218] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./15/cgroup.cpu") = 0 [pid 305] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./15/binderfs") = 0 [pid 305] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./15/cgroup") = 0 [pid 305] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./15/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./15") = 0 [pid 305] mkdir("./16", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1283 attached [pid 1283] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 18 [pid 1283] <... set_robust_list resumed>) = 0 [pid 1283] chdir("./16") = 0 [pid 1283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1283] setpgid(0, 0) = 0 [pid 1283] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1283] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1283] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1283] write(3, "1000", 4) = 4 [pid 1283] close(3) = 0 [pid 1283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1283] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1283] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 63.167405][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 63.192348][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [ 63.216194][ T19] usb 4-1: USB disconnect, device number 17 [ 63.222220][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 1242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1224] close(3 [pid 1242] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1224] <... close resumed>) = 0 [pid 1242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1224] close(4) = -1 EBADF (Bad file descriptor) [pid 1224] close(5) = -1 EBADF (Bad file descriptor) [pid 1224] close(6) = -1 EBADF (Bad file descriptor) [pid 1224] close(7) = -1 EBADF (Bad file descriptor) [pid 1224] close(8) = -1 EBADF (Bad file descriptor) [pid 1224] close(9) = -1 EBADF (Bad file descriptor) [pid 1224] close(10) = -1 EBADF (Bad file descriptor) [pid 1224] close(11) = -1 EBADF (Bad file descriptor) [pid 1224] close(12) = -1 EBADF (Bad file descriptor) [pid 1224] close(13) = -1 EBADF (Bad file descriptor) [pid 1224] close(14) = -1 EBADF (Bad file descriptor) [pid 1224] close(15) = -1 EBADF (Bad file descriptor) [pid 1224] close(16) = -1 EBADF (Bad file descriptor) [pid 1224] close(17) = -1 EBADF (Bad file descriptor) [pid 1224] close(18) = -1 EBADF (Bad file descriptor) [pid 1224] close(19) = -1 EBADF (Bad file descriptor) [pid 1224] close(20) = -1 EBADF (Bad file descriptor) [pid 1224] close(21) = -1 EBADF (Bad file descriptor) [pid 1224] close(22) = -1 EBADF (Bad file descriptor) [pid 1224] close(23) = -1 EBADF (Bad file descriptor) [pid 1224] close(24) = -1 EBADF (Bad file descriptor) [pid 1224] close(25) = -1 EBADF (Bad file descriptor) [pid 1224] close(26) = -1 EBADF (Bad file descriptor) [pid 1224] close(27) = -1 EBADF (Bad file descriptor) [pid 1224] close(28) = -1 EBADF (Bad file descriptor) [pid 1224] close(29 [pid 1242] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1224] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1224] exit_group(0) = ? [pid 1224] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./15/cgroup.cpu") = 0 [pid 306] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./15/binderfs") = 0 [pid 306] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./15/cgroup") = 0 [pid 306] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./15/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./15") = 0 [pid 306] mkdir("./16", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1298 attached [pid 1298] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 18 [pid 1298] <... set_robust_list resumed>) = 0 [pid 1298] chdir("./16") = 0 [pid 1298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1298] setpgid(0, 0) = 0 [pid 1298] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1298] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1298] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1298] write(3, "1000", 4) = 4 [pid 1298] close(3) = 0 [pid 1298] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1298] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1298] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 63.307408][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 63.314463][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 63.325243][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 63.331711][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 63.341596][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 63.361727][ T323] usb 3-1: USB disconnect, device number 17 [ 63.372484][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1243] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 63.447473][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 63.454434][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 63.461895][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 1242] close(3) = 0 [pid 1242] close(4) = -1 EBADF (Bad file descriptor) [pid 1242] close(5) = -1 EBADF (Bad file descriptor) [pid 1242] close(6) = -1 EBADF (Bad file descriptor) [pid 1242] close(7) = -1 EBADF (Bad file descriptor) [pid 1242] close(8) = -1 EBADF (Bad file descriptor) [pid 1242] close(9) = -1 EBADF (Bad file descriptor) [pid 1242] close(10) = -1 EBADF (Bad file descriptor) [pid 1242] close(11) = -1 EBADF (Bad file descriptor) [pid 1242] close(12) = -1 EBADF (Bad file descriptor) [pid 1242] close(13) = -1 EBADF (Bad file descriptor) [pid 1242] close(14) = -1 EBADF (Bad file descriptor) [pid 1242] close(15) = -1 EBADF (Bad file descriptor) [pid 1242] close(16) = -1 EBADF (Bad file descriptor) [pid 1242] close(17) = -1 EBADF (Bad file descriptor) [pid 1242] close(18) = -1 EBADF (Bad file descriptor) [pid 1242] close(19) = -1 EBADF (Bad file descriptor) [pid 1242] close(20) = -1 EBADF (Bad file descriptor) [pid 1242] close(21) = -1 EBADF (Bad file descriptor) [pid 1242] close(22) = -1 EBADF (Bad file descriptor) [pid 1242] close(23) = -1 EBADF (Bad file descriptor) [pid 1242] close(24) = -1 EBADF (Bad file descriptor) [pid 1242] close(25) = -1 EBADF (Bad file descriptor) [pid 1242] close(26) = -1 EBADF (Bad file descriptor) [pid 1242] close(27) = -1 EBADF (Bad file descriptor) [pid 1242] close(28) = -1 EBADF (Bad file descriptor) [pid 1242] close(29) = -1 EBADF (Bad file descriptor) [pid 1242] exit_group(0) = ? [pid 1242] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./15/cgroup.cpu") = 0 [pid 308] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./15/binderfs") = 0 [pid 308] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./15/cgroup") = 0 [pid 308] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./15/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./15") = 0 [pid 308] mkdir("./16", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1305 attached [pid 1305] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 18 [pid 1305] <... set_robust_list resumed>) = 0 [pid 1305] chdir("./16") = 0 [pid 1305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1305] setpgid(0, 0) = 0 [pid 1305] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1305] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1305] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1305] write(3, "1000", 4) = 4 [pid 1305] close(3) = 0 [pid 1305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1305] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1305] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1305] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 63.527426][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 63.537472][ T6] usb 1-1: new high-speed USB device number 18 using dummy_hcd [ 63.539993][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 63.565794][ T24] usb 6-1: USB disconnect, device number 17 [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1243] close(3) = 0 [pid 1243] close(4) = -1 EBADF (Bad file descriptor) [pid 1243] close(5) = -1 EBADF (Bad file descriptor) [pid 1243] close(6) = -1 EBADF (Bad file descriptor) [pid 1243] close(7) = -1 EBADF (Bad file descriptor) [pid 1243] close(8) = -1 EBADF (Bad file descriptor) [pid 1243] close(9) = -1 EBADF (Bad file descriptor) [pid 1243] close(10) = -1 EBADF (Bad file descriptor) [pid 1243] close(11) = -1 EBADF (Bad file descriptor) [pid 1243] close(12) = -1 EBADF (Bad file descriptor) [pid 1243] close(13) = -1 EBADF (Bad file descriptor) [pid 1243] close(14) = -1 EBADF (Bad file descriptor) [pid 1243] close(15) = -1 EBADF (Bad file descriptor) [pid 1243] close(16) = -1 EBADF (Bad file descriptor) [pid 1243] close(17) = -1 EBADF (Bad file descriptor) [pid 1243] close(18) = -1 EBADF (Bad file descriptor) [ 63.571821][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 63.597370][ T19] usb 4-1: new high-speed USB device number 18 using dummy_hcd [pid 1243] close(19) = -1 EBADF (Bad file descriptor) [pid 1243] close(20) = -1 EBADF (Bad file descriptor) [pid 1243] close(21) = -1 EBADF (Bad file descriptor) [pid 1243] close(22) = -1 EBADF (Bad file descriptor) [pid 1243] close(23) = -1 EBADF (Bad file descriptor) [pid 1243] close(24) = -1 EBADF (Bad file descriptor) [pid 1243] close(25) = -1 EBADF (Bad file descriptor) [pid 1243] close(26) = -1 EBADF (Bad file descriptor) [pid 1243] close(27) = -1 EBADF (Bad file descriptor) [pid 1243] close(28) = -1 EBADF (Bad file descriptor) [pid 1243] close(29) = -1 EBADF (Bad file descriptor) [pid 1243] exit_group(0) = ? [pid 1243] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./15/cgroup.cpu", [pid 1264] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1264] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 307] unlink("./15/cgroup.cpu" [pid 1264] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] <... unlink resumed>) = 0 [pid 307] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./15/binderfs") = 0 [pid 307] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./15/cgroup") = 0 [pid 307] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./15/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./15") = 0 [pid 307] mkdir("./16", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 18 [pid 1264] <... ioctl resumed>, 0x7ffefefdae80) = 26 ./strace-static-x86_64: Process 1319 attached [pid 1319] set_robust_list(0x55555647a660, 24) = 0 [pid 1319] chdir("./16") = 0 [pid 1319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1319] setpgid(0, 0) = 0 [pid 1319] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1319] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1319] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 63.657425][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 63.677272][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 63.688115][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 63.694265][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 63.701851][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 1319] write(3, "1000", 4) = 4 [pid 1319] close(3) = 0 [pid 1319] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1319] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1319] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1319] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 63.716534][ T316] usb 5-1: USB disconnect, device number 17 [ 63.723146][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 63.767411][ T323] usb 3-1: new high-speed USB device number 18 using dummy_hcd [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1283] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1264] close(3) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1264] close(4 [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1264] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1264] close(5) = -1 EBADF (Bad file descriptor) [pid 1264] close(6) = -1 EBADF (Bad file descriptor) [pid 1264] close(7) = -1 EBADF (Bad file descriptor) [pid 1264] close(8) = -1 EBADF (Bad file descriptor) [pid 1264] close(9) = -1 EBADF (Bad file descriptor) [pid 1264] close(10) = -1 EBADF (Bad file descriptor) [pid 1264] close(11) = -1 EBADF (Bad file descriptor) [pid 1264] close(12) = -1 EBADF (Bad file descriptor) [pid 1264] close(13) = -1 EBADF (Bad file descriptor) [pid 1264] close(14) = -1 EBADF (Bad file descriptor) [pid 1264] close(15) = -1 EBADF (Bad file descriptor) [pid 1264] close(16) = -1 EBADF (Bad file descriptor) [pid 1264] close(17) = -1 EBADF (Bad file descriptor) [pid 1264] close(18) = -1 EBADF (Bad file descriptor) [pid 1264] close(19) = -1 EBADF (Bad file descriptor) [pid 1264] close(20) = -1 EBADF (Bad file descriptor) [pid 1264] close(21) = -1 EBADF (Bad file descriptor) [pid 1264] close(22) = -1 EBADF (Bad file descriptor) [pid 1264] close(23) = -1 EBADF (Bad file descriptor) [pid 1264] close(24) = -1 EBADF (Bad file descriptor) [pid 1264] close(25) = -1 EBADF (Bad file descriptor) [pid 1264] close(26) = -1 EBADF (Bad file descriptor) [pid 1264] close(27) = -1 EBADF (Bad file descriptor) [pid 1264] close(28) = -1 EBADF (Bad file descriptor) [pid 1264] close(29) = -1 EBADF (Bad file descriptor) [pid 1264] exit_group(0) = ? [pid 1264] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./15/cgroup.cpu", [pid 1283] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./15/cgroup.cpu") = 0 [pid 304] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./15/binderfs") = 0 [pid 304] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./15/cgroup") = 0 [pid 304] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./15/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./15" [pid 1274] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] <... rmdir resumed>) = 0 [pid 304] mkdir("./16", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 18 ./strace-static-x86_64: Process 1334 attached [pid 1334] set_robust_list(0x55555647a660, 24) = 0 [pid 1334] chdir("./16") = 0 [pid 1334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1334] setpgid(0, 0) = 0 [pid 1334] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1334] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1334] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] <... openat resumed>) = 3 [pid 1334] write(3, "1000", 4) = 4 [pid 1334] close(3) = 0 [pid 1334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1334] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1334] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 63.898002][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 63.917543][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 63.929195][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1274] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 63.951745][ T37] usb 2-1: USB disconnect, device number 17 [ 63.957450][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 63.968451][ T24] usb 6-1: new high-speed USB device number 18 using dummy_hcd [ 63.976139][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1283] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 64.067932][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 64.076896][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 64.099358][ T6] usb 1-1: Product: syz [ 64.103352][ T6] usb 1-1: Manufacturer: syz [ 64.108347][ T6] usb 1-1: SerialNumber: syz [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 64.117404][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 64.126446][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 64.137049][ T19] usb 4-1: Product: syz [ 64.142027][ T19] usb 4-1: Manufacturer: syz [ 64.146443][ T19] usb 4-1: SerialNumber: syz [ 64.157418][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1283] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1283] <... ioctl resumed>, 0) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 64.168415][ T316] usb 5-1: new high-speed USB device number 18 using dummy_hcd [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1274] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1334] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 64.367421][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 64.378288][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 64.387056][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 64.395109][ T37] usb 2-1: new high-speed USB device number 18 using dummy_hcd [ 64.402642][ T323] usb 3-1: Product: syz [ 64.406608][ T323] usb 3-1: Manufacturer: syz [ 64.411210][ T323] usb 3-1: SerialNumber: syz [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1319] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1305] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1283] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 64.557435][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 64.566306][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 64.574303][ T24] usb 6-1: Product: syz [ 64.578424][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 64.589162][ T24] usb 6-1: Manufacturer: syz [ 64.593512][ T24] usb 6-1: SerialNumber: syz [pid 1334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1334] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1283] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1334] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1305] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1319] <... ioctl resumed>, 0) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 64.797423][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 64.808182][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 64.816961][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 64.824865][ T316] usb 5-1: Product: syz [ 64.828827][ T316] usb 5-1: Manufacturer: syz [ 64.833196][ T316] usb 5-1: SerialNumber: syz [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1334] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1283] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1334] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1305] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 65.007431][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 65.016366][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 65.024360][ T37] usb 2-1: Product: syz [ 65.028337][ T37] usb 2-1: Manufacturer: syz [ 65.032726][ T37] usb 2-1: SerialNumber: syz [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1274] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1274] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1283] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1283] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1305] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1334] <... ioctl resumed>, 0) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1283] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 65.247453][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 65.253704][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 65.261484][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 65.287410][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 1305] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 65.293779][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 65.301174][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1274] close(3) = 0 [pid 1274] close(4) = -1 EBADF (Bad file descriptor) [pid 1274] close(5) = -1 EBADF (Bad file descriptor) [pid 1274] close(6) = -1 EBADF (Bad file descriptor) [pid 1274] close(7) = -1 EBADF (Bad file descriptor) [pid 1274] close(8) = -1 EBADF (Bad file descriptor) [pid 1274] close(9) = -1 EBADF (Bad file descriptor) [pid 1274] close(10) = -1 EBADF (Bad file descriptor) [pid 1274] close(11) = -1 EBADF (Bad file descriptor) [pid 1274] close(12) = -1 EBADF (Bad file descriptor) [pid 1274] close(13) = -1 EBADF (Bad file descriptor) [pid 1274] close(14) = -1 EBADF (Bad file descriptor) [pid 1274] close(15) = -1 EBADF (Bad file descriptor) [pid 1274] close(16) = -1 EBADF (Bad file descriptor) [pid 1274] close(17) = -1 EBADF (Bad file descriptor) [pid 1274] close(18) = -1 EBADF (Bad file descriptor) [pid 1274] close(19) = -1 EBADF (Bad file descriptor) [pid 1274] close(20) = -1 EBADF (Bad file descriptor) [pid 1274] close(21) = -1 EBADF (Bad file descriptor) [pid 1274] close(22) = -1 EBADF (Bad file descriptor) [pid 1274] close(23) = -1 EBADF (Bad file descriptor) [pid 1274] close(24) = -1 EBADF (Bad file descriptor) [pid 1274] close(25) = -1 EBADF (Bad file descriptor) [pid 1274] close(26) = -1 EBADF (Bad file descriptor) [pid 1274] close(27) = -1 EBADF (Bad file descriptor) [pid 1274] close(28) = -1 EBADF (Bad file descriptor) [pid 1274] close(29) = -1 EBADF (Bad file descriptor) [pid 1274] exit_group(0) = ? [pid 1274] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./16/cgroup.cpu") = 0 [pid 302] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./16/binderfs") = 0 [pid 302] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./16/cgroup") = 0 [pid 302] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./16/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./16") = 0 [pid 302] mkdir("./17", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 19 ./strace-static-x86_64: Process 1364 attached [pid 1364] set_robust_list(0x55555647a660, 24) = 0 [pid 1364] chdir("./17") = 0 [pid 1364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1364] setpgid(0, 0) = 0 [pid 1364] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1364] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1364] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1364] write(3, "1000", 4) = 4 [pid 1364] close(3) = 0 [pid 1364] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1364] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1364] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1364] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] close(3 [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1283] <... close resumed>) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1283] close(4) = -1 EBADF (Bad file descriptor) [pid 1283] close(5) = -1 EBADF (Bad file descriptor) [pid 1283] close(6) = -1 EBADF (Bad file descriptor) [pid 1283] close(7) = -1 EBADF (Bad file descriptor) [pid 1283] close(8) = -1 EBADF (Bad file descriptor) [pid 1283] close(9) = -1 EBADF (Bad file descriptor) [pid 1283] close(10) = -1 EBADF (Bad file descriptor) [pid 1283] close(11) = -1 EBADF (Bad file descriptor) [pid 1283] close(12) = -1 EBADF (Bad file descriptor) [pid 1283] close(13) = -1 EBADF (Bad file descriptor) [pid 1283] close(14) = -1 EBADF (Bad file descriptor) [pid 1283] close(15) = -1 EBADF (Bad file descriptor) [pid 1283] close(16) = -1 EBADF (Bad file descriptor) [pid 1283] close(17) = -1 EBADF (Bad file descriptor) [pid 1283] close(18) = -1 EBADF (Bad file descriptor) [pid 1283] close(19) = -1 EBADF (Bad file descriptor) [pid 1283] close(20) = -1 EBADF (Bad file descriptor) [pid 1283] close(21) = -1 EBADF (Bad file descriptor) [pid 1283] close(22) = -1 EBADF (Bad file descriptor) [pid 1283] close(23) = -1 EBADF (Bad file descriptor) [pid 1283] close(24) = -1 EBADF (Bad file descriptor) [pid 1283] close(25) = -1 EBADF (Bad file descriptor) [pid 1283] close(26) = -1 EBADF (Bad file descriptor) [pid 1283] close(27) = -1 EBADF (Bad file descriptor) [pid 1283] close(28) = -1 EBADF (Bad file descriptor) [pid 1283] close(29) = -1 EBADF (Bad file descriptor) [pid 1283] exit_group(0) = ? [pid 1283] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./16/cgroup.cpu") = 0 [pid 305] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./16/binderfs") = 0 [pid 305] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./16/cgroup") = 0 [pid 305] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./16/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./16") = 0 [pid 305] mkdir("./17", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1365 attached [pid 1365] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 19 [pid 1365] <... set_robust_list resumed>) = 0 [pid 1365] chdir("./17") = 0 [pid 1365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1365] setpgid(0, 0) = 0 [pid 1365] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1365] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... symlink resumed>) = 0 [pid 1334] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1365] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1365] <... symlink resumed>) = 0 [pid 1334] <... ioctl resumed>, 0xa) = 0 [pid 1365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1365] <... openat resumed>) = 3 [pid 1334] <... ioctl resumed>, 0xb) = 0 [pid 1365] write(3, "1000", 4 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1365] <... write resumed>) = 4 [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] close(3 [pid 1305] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1365] <... close resumed>) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1365] symlink("/dev/binderfs", "./binderfs" [pid 1305] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1365] <... symlink resumed>) = 0 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1365] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 1305] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1365] <... openat resumed>) = 3 [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1365] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1365] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 65.477407][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 65.485543][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 65.497445][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 65.509617][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1319] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1305] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1298] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 65.524105][ T6] usb 1-1: USB disconnect, device number 18 [ 65.535865][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 65.547522][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 65.548677][ T19] usb 4-1: USB disconnect, device number 18 [ 65.563705][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 65.564854][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 65.580884][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1319] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1305] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1334] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1305] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1319] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1334] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1319] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1305] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1298] close(3) = 0 [pid 1298] close(4) = -1 EBADF (Bad file descriptor) [pid 1298] close(5) = -1 EBADF (Bad file descriptor) [pid 1298] close(6) = -1 EBADF (Bad file descriptor) [pid 1298] close(7) = -1 EBADF (Bad file descriptor) [pid 1298] close(8) = -1 EBADF (Bad file descriptor) [pid 1298] close(9) = -1 EBADF (Bad file descriptor) [pid 1298] close(10) = -1 EBADF (Bad file descriptor) [pid 1298] close(11) = -1 EBADF (Bad file descriptor) [pid 1298] close(12) = -1 EBADF (Bad file descriptor) [pid 1298] close(13) = -1 EBADF (Bad file descriptor) [pid 1298] close(14) = -1 EBADF (Bad file descriptor) [pid 1298] close(15) = -1 EBADF (Bad file descriptor) [pid 1298] close(16) = -1 EBADF (Bad file descriptor) [pid 1298] close(17) = -1 EBADF (Bad file descriptor) [pid 1298] close(18) = -1 EBADF (Bad file descriptor) [pid 1298] close(19) = -1 EBADF (Bad file descriptor) [pid 1298] close(20) = -1 EBADF (Bad file descriptor) [pid 1298] close(21) = -1 EBADF (Bad file descriptor) [pid 1298] close(22) = -1 EBADF (Bad file descriptor) [pid 1298] close(23) = -1 EBADF (Bad file descriptor) [pid 1298] close(24) = -1 EBADF (Bad file descriptor) [pid 1298] close(25) = -1 EBADF (Bad file descriptor) [pid 1298] close(26) = -1 EBADF (Bad file descriptor) [pid 1298] close(27) = -1 EBADF (Bad file descriptor) [pid 1298] close(28) = -1 EBADF (Bad file descriptor) [pid 1298] close(29) = -1 EBADF (Bad file descriptor) [pid 1298] exit_group(0) = ? [pid 1298] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 306] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./16/cgroup.cpu") = 0 [pid 306] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./16/binderfs") = 0 [pid 306] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./16/cgroup") = 0 [pid 306] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 65.737602][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 65.743966][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 65.751557][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 306] unlink("./16/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./16") = 0 [pid 306] mkdir("./17", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 19 ./strace-static-x86_64: Process 1393 attached [pid 1393] set_robust_list(0x55555647a660, 24) = 0 [pid 1393] chdir("./17") = 0 [pid 1393] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1393] setpgid(0, 0) = 0 [pid 1393] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1393] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1393] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1393] write(3, "1000", 4) = 4 [pid 1393] close(3) = 0 [pid 1393] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1393] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1393] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 65.787559][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 65.794800][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 65.807974][ T323] usb 3-1: USB disconnect, device number 18 [ 65.820162][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1319] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1305] close(3 [pid 1319] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1305] <... close resumed>) = 0 [pid 1305] close(4) = -1 EBADF (Bad file descriptor) [pid 1305] close(5) = -1 EBADF (Bad file descriptor) [pid 1305] close(6 [pid 1319] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] close(7) = -1 EBADF (Bad file descriptor) [pid 1305] close(8) = -1 EBADF (Bad file descriptor) [pid 1305] close(9) = -1 EBADF (Bad file descriptor) [pid 1305] close(10) = -1 EBADF (Bad file descriptor) [pid 1305] close(11) = -1 EBADF (Bad file descriptor) [pid 1305] close(12 [pid 1334] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1305] close(13) = -1 EBADF (Bad file descriptor) [pid 1305] close(14) = -1 EBADF (Bad file descriptor) [pid 1305] close(15) = -1 EBADF (Bad file descriptor) [pid 1305] close(16) = -1 EBADF (Bad file descriptor) [pid 1305] close(17) = -1 EBADF (Bad file descriptor) [pid 1305] close(18) = -1 EBADF (Bad file descriptor) [pid 1305] close(19) = -1 EBADF (Bad file descriptor) [pid 1305] close(20) = -1 EBADF (Bad file descriptor) [pid 1305] close(21) = -1 EBADF (Bad file descriptor) [pid 1305] close(22) = -1 EBADF (Bad file descriptor) [pid 1305] close(23) = -1 EBADF (Bad file descriptor) [pid 1305] close(24) = -1 EBADF (Bad file descriptor) [pid 1305] close(25) = -1 EBADF (Bad file descriptor) [pid 1305] close(26) = -1 EBADF (Bad file descriptor) [pid 1305] close(27) = -1 EBADF (Bad file descriptor) [pid 1305] close(28) = -1 EBADF (Bad file descriptor) [pid 1305] close(29) = -1 EBADF (Bad file descriptor) [pid 1305] exit_group(0) = ? [pid 1305] +++ exited with 0 +++ [pid 1319] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./16/cgroup.cpu") = 0 [pid 308] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./16/binderfs") = 0 [pid 308] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./16/cgroup", [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./16/cgroup" [ 65.947380][ T6] usb 1-1: new high-speed USB device number 19 using dummy_hcd [ 65.947493][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 65.961102][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 65.969747][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 65.980563][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 65.987532][ T19] usb 4-1: new high-speed USB device number 19 using dummy_hcd [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 308] <... unlink resumed>) = 0 [pid 308] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./16/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./16") = 0 [pid 308] mkdir("./17", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1395 attached , child_tidptr=0x55555647a650) = 19 [pid 1395] set_robust_list(0x55555647a660, 24) = 0 [pid 1395] chdir("./17") = 0 [pid 1395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1395] setpgid(0, 0) = 0 [pid 1395] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1395] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1395] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1395] write(3, "1000", 4) = 4 [pid 1395] close(3) = 0 [pid 1395] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1395] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1395] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1395] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1365] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 65.989772][ T24] usb 6-1: USB disconnect, device number 18 [ 66.006002][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 66.011979][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1319] close(3) = 0 [pid 1319] close(4) = -1 EBADF (Bad file descriptor) [pid 1319] close(5) = -1 EBADF (Bad file descriptor) [pid 1319] close(6) = -1 EBADF (Bad file descriptor) [pid 1319] close(7) = -1 EBADF (Bad file descriptor) [pid 1319] close(8) = -1 EBADF (Bad file descriptor) [pid 1319] close(9) = -1 EBADF (Bad file descriptor) [pid 1319] close(10) = -1 EBADF (Bad file descriptor) [pid 1319] close(11) = -1 EBADF (Bad file descriptor) [pid 1319] close(12) = -1 EBADF (Bad file descriptor) [pid 1334] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1319] close(13) = -1 EBADF (Bad file descriptor) [pid 1319] close(14) = -1 EBADF (Bad file descriptor) [pid 1319] close(15) = -1 EBADF (Bad file descriptor) [pid 1319] close(16) = -1 EBADF (Bad file descriptor) [pid 1319] close(17) = -1 EBADF (Bad file descriptor) [pid 1319] close(18) = -1 EBADF (Bad file descriptor) [pid 1319] close(19) = -1 EBADF (Bad file descriptor) [pid 1319] close(20) = -1 EBADF (Bad file descriptor) [pid 1319] close(21) = -1 EBADF (Bad file descriptor) [pid 1319] close(22) = -1 EBADF (Bad file descriptor) [pid 1319] close(23) = -1 EBADF (Bad file descriptor) [pid 1319] close(24) = -1 EBADF (Bad file descriptor) [pid 1319] close(25) = -1 EBADF (Bad file descriptor) [pid 1319] close(26) = -1 EBADF (Bad file descriptor) [pid 1319] close(27) = -1 EBADF (Bad file descriptor) [pid 1319] close(28) = -1 EBADF (Bad file descriptor) [pid 1319] close(29) = -1 EBADF (Bad file descriptor) [pid 1319] exit_group(0) = ? [pid 1319] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./16/cgroup.cpu") = 0 [pid 307] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./16/binderfs") = 0 [pid 307] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./16/cgroup") = 0 [pid 307] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./16/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./16") = 0 [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 307] mkdir("./17", 0777 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] <... mkdir resumed>) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1415 attached [pid 1415] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 19 [pid 1415] <... set_robust_list resumed>) = 0 [pid 1415] chdir("./17") = 0 [pid 1415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 66.167454][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 66.175297][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 66.186259][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 66.194229][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 66.201683][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 66.210415][ T316] usb 5-1: USB disconnect, device number 18 [pid 1415] setpgid(0, 0) = 0 [pid 1415] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1415] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1415] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1415] write(3, "1000", 4) = 4 [pid 1415] close(3) = 0 [pid 1415] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1415] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1415] <... openat resumed>) = 3 [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1415] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 66.216806][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1393] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 66.267428][ T323] usb 3-1: new high-speed USB device number 19 using dummy_hcd [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1393] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 66.307454][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1334] close(3) = 0 [pid 1334] close(4) = -1 EBADF (Bad file descriptor) [pid 1334] close(5) = -1 EBADF (Bad file descriptor) [pid 1334] close(6) = -1 EBADF (Bad file descriptor) [pid 1334] close(7) = -1 EBADF (Bad file descriptor) [pid 1334] close(8) = -1 EBADF (Bad file descriptor) [pid 1334] close(9) = -1 EBADF (Bad file descriptor) [pid 1334] close(10) = -1 EBADF (Bad file descriptor) [pid 1334] close(11) = -1 EBADF (Bad file descriptor) [pid 1334] close(12) = -1 EBADF (Bad file descriptor) [pid 1334] close(13) = -1 EBADF (Bad file descriptor) [pid 1334] close(14) = -1 EBADF (Bad file descriptor) [pid 1334] close(15) = -1 EBADF (Bad file descriptor) [pid 1334] close(16) = -1 EBADF (Bad file descriptor) [pid 1334] close(17) = -1 EBADF (Bad file descriptor) [pid 1334] close(18) = -1 EBADF (Bad file descriptor) [pid 1334] close(19) = -1 EBADF (Bad file descriptor) [pid 1334] close(20) = -1 EBADF (Bad file descriptor) [pid 1334] close(21) = -1 EBADF (Bad file descriptor) [pid 1334] close(22) = -1 EBADF (Bad file descriptor) [pid 1334] close(23) = -1 EBADF (Bad file descriptor) [pid 1334] close(24) = -1 EBADF (Bad file descriptor) [pid 1334] close(25) = -1 EBADF (Bad file descriptor) [pid 1334] close(26) = -1 EBADF (Bad file descriptor) [pid 1334] close(27) = -1 EBADF (Bad file descriptor) [pid 1334] close(28) = -1 EBADF (Bad file descriptor) [pid 1334] close(29) = -1 EBADF (Bad file descriptor) [pid 1334] exit_group(0) = ? [pid 1334] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./16/cgroup.cpu") = 0 [pid 304] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./16/binderfs") = 0 [pid 304] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./16/cgroup") = 0 [pid 304] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./16/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./16" [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] <... rmdir resumed>) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] mkdir("./17", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 19 ./strace-static-x86_64: Process 1424 attached [pid 1424] set_robust_list(0x55555647a660, 24) = 0 [pid 1424] chdir("./17") = 0 [pid 1424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1424] setpgid(0, 0) = 0 [pid 1424] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1424] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1424] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1424] write(3, "1000", 4) = 4 [pid 1424] close(3) = 0 [pid 1424] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1424] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1424] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 66.357466][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 66.377501][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 66.389962][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1365] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 66.413502][ T37] usb 2-1: USB disconnect, device number 18 [ 66.419857][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 66.447422][ T24] usb 6-1: new high-speed USB device number 19 using dummy_hcd [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1365] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 66.487486][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 66.499435][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 66.509346][ T6] usb 1-1: Product: syz [ 66.513987][ T6] usb 1-1: Manufacturer: syz [ 66.519234][ T6] usb 1-1: SerialNumber: syz [ 66.527526][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1364] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1393] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1365] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1365] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 66.536379][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 66.548179][ T19] usb 4-1: Product: syz [ 66.552869][ T19] usb 4-1: Manufacturer: syz [ 66.557990][ T19] usb 4-1: SerialNumber: syz [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1393] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1365] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 66.647377][ T316] usb 5-1: new high-speed USB device number 19 using dummy_hcd [ 66.654855][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1393] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1393] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1364] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1393] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1365] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1424] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1393] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1424] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 66.827415][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 66.838182][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 66.846963][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 66.854976][ T37] usb 2-1: new high-speed USB device number 19 using dummy_hcd [ 66.862443][ T323] usb 3-1: Product: syz [ 66.866331][ T323] usb 3-1: Manufacturer: syz [ 66.870904][ T323] usb 3-1: SerialNumber: syz [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1415] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1415] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1364] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1415] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1395] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 1393] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1395] <... ioctl resumed>, 0) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1393] <... ioctl resumed>, 0) = 0 [pid 1395] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1393] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 67.037434][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 67.046348][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 67.057048][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 67.065006][ T24] usb 6-1: Product: syz [ 67.069126][ T24] usb 6-1: Manufacturer: syz [ 67.073534][ T24] usb 6-1: SerialNumber: syz [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1395] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1424] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1415] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1415] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1424] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1424] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1415] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1424] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1415] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1424] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1415] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1424] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 67.237419][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 67.248182][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 67.256961][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 67.265022][ T316] usb 5-1: Product: syz [ 67.269105][ T316] usb 5-1: Manufacturer: syz [ 67.273427][ T316] usb 5-1: SerialNumber: syz [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1395] <... ioctl resumed>, 0) = 0 [pid 1393] <... ioctl resumed>, 0xa) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1395] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1393] <... ioctl resumed>, 0xb) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1395] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1424] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1395] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1424] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1424] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1365] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1424] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 67.427437][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 67.436369][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 67.444456][ T37] usb 2-1: Product: syz [ 67.448629][ T37] usb 2-1: Manufacturer: syz [ 67.453065][ T37] usb 2-1: SerialNumber: syz [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1393] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1395] <... ioctl resumed>, 0xb) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1364] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1364] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1365] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1365] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 67.687410][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 67.694026][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 67.701791][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 67.707524][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 67.713867][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 67.721421][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1395] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1393] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1393] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1364] close(3) = 0 [pid 1364] close(4) = -1 EBADF (Bad file descriptor) [pid 1364] close(5) = -1 EBADF (Bad file descriptor) [pid 1364] close(6) = -1 EBADF (Bad file descriptor) [pid 1364] close(7) = -1 EBADF (Bad file descriptor) [pid 1364] close(8) = -1 EBADF (Bad file descriptor) [pid 1364] close(9) = -1 EBADF (Bad file descriptor) [pid 1364] close(10) = -1 EBADF (Bad file descriptor) [pid 1364] close(11) = -1 EBADF (Bad file descriptor) [pid 1364] close(12) = -1 EBADF (Bad file descriptor) [pid 1364] close(13) = -1 EBADF (Bad file descriptor) [pid 1364] close(14) = -1 EBADF (Bad file descriptor) [pid 1364] close(15) = -1 EBADF (Bad file descriptor) [pid 1364] close(16 [pid 1365] close(3 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = 0 [pid 1364] close(17 [pid 1365] close(4 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(18 [pid 1365] close(5 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(19 [pid 1365] close(6 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(20 [pid 1365] close(7 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(21 [pid 1365] close(8 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(22 [pid 1365] close(9 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(23 [pid 1365] close(10 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(24 [pid 1365] close(11 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(25 [pid 1365] close(12 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(26 [pid 1365] close(13 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(27 [pid 1365] close(14 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(28 [pid 1365] close(15 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] close(29 [pid 1365] close(16 [pid 1364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] exit_group(0 [pid 1365] close(17 [pid 1364] <... exit_group resumed>) = ? [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1364] +++ exited with 0 +++ [pid 1365] close(18 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] restart_syscall(<... resuming interrupted clone ...> [pid 1365] close(19 [pid 302] <... restart_syscall resumed>) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1365] close(20) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1365] close(21 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1365] close(22 [pid 302] <... openat resumed>) = 3 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 1424] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1365] close(23 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] getdents64(3, [pid 1424] <... ioctl resumed>, 0xa) = 0 [pid 1365] close(24 [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1424] <... ioctl resumed>, 0xb) = 0 [pid 1365] close(25 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./17/cgroup.cpu", [pid 1365] close(26 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./17/cgroup.cpu" [pid 1365] close(27 [pid 302] <... unlink resumed>) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1365] close(28 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./17/binderfs", [pid 1365] close(29 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] unlink("./17/binderfs" [pid 1365] exit_group(0 [pid 302] <... unlink resumed>) = 0 [pid 1365] <... exit_group resumed>) = ? [pid 302] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1365] +++ exited with 0 +++ [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1424] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 302] newfstatat(AT_FDCWD, "./17/cgroup", [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 302] unlink("./17/cgroup" [pid 305] <... restart_syscall resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 302] newfstatat(AT_FDCWD, "./17/cgroup.net", [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 302] unlink("./17/cgroup.net" [pid 305] <... openat resumed>) = 3 [pid 302] <... unlink resumed>) = 0 [pid 305] newfstatat(3, "", [pid 302] getdents64(3, [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] getdents64(3, [pid 302] close(3 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] <... close resumed>) = 0 [pid 305] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 302] rmdir("./17" [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... rmdir resumed>) = 0 [ 67.897437][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 67.905057][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 67.917506][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 67.925561][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 67.940567][ T6] usb 1-1: USB disconnect, device number 19 [pid 305] newfstatat(AT_FDCWD, "./17/cgroup.cpu", [pid 302] mkdir("./18", 0777 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] <... mkdir resumed>) = 0 [pid 1415] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 305] unlink("./17/cgroup.cpu" [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1453 attached [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 305] <... unlink resumed>) = 0 [pid 1453] set_robust_list(0x55555647a660, 24 [pid 305] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 20 [pid 1453] <... set_robust_list resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1453] chdir("./18" [pid 305] newfstatat(AT_FDCWD, "./17/binderfs", [pid 1453] <... chdir resumed>) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 305] unlink("./17/binderfs" [pid 1453] <... prctl resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 1453] setpgid(0, 0 [pid 305] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1453] <... setpgid resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1453] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 305] newfstatat(AT_FDCWD, "./17/cgroup", [pid 1453] <... symlink resumed>) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1453] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 305] unlink("./17/cgroup" [pid 1453] <... symlink resumed>) = 0 [pid 305] <... unlink resumed>) = 0 [pid 1453] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 1415] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 305] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1453] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(AT_FDCWD, "./17/cgroup.net", [pid 1453] <... openat resumed>) = 3 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1453] write(3, "1000", 4 [pid 305] unlink("./17/cgroup.net" [pid 1453] <... write resumed>) = 4 [pid 305] <... unlink resumed>) = 0 [pid 1453] close(3 [pid 305] getdents64(3, [pid 1453] <... close resumed>) = 0 [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 1453] symlink("/dev/binderfs", "./binderfs" [pid 305] close(3 [pid 1453] <... symlink resumed>) = 0 [pid 305] <... close resumed>) = 0 [pid 1453] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 305] rmdir("./17" [pid 1453] <... openat resumed>) = 3 [pid 305] <... rmdir resumed>) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_INIT [pid 305] mkdir("./18", 0777 [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 305] <... mkdir resumed>) = 0 [pid 1453] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1453] <... ioctl resumed>, 0) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH./strace-static-x86_64: Process 1454 attached , 0x7ffefefdbe70) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 20 [pid 1454] set_robust_list(0x55555647a660, 24 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... set_robust_list resumed>) = 0 [pid 1454] chdir("./18") = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1395] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1393] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] <... prctl resumed>) = 0 [pid 1454] setpgid(0, 0) = 0 [pid 1454] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1454] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 1395] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1454] <... symlink resumed>) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1454] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1454] write(3, "1000", 4) = 4 [pid 1454] close(3) = 0 [pid 1454] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1454] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1454] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1393] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 67.947065][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 67.958417][ T19] usb 4-1: USB disconnect, device number 19 [ 67.964379][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 68.007529][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 68.013826][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 68.021555][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1393] close(3) = 0 [pid 1395] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1393] close(4 [pid 1395] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1395] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1393] close(5) = -1 EBADF (Bad file descriptor) [pid 1393] close(6) = -1 EBADF (Bad file descriptor) [pid 1393] close(7) = -1 EBADF (Bad file descriptor) [pid 1393] close(8) = -1 EBADF (Bad file descriptor) [pid 1393] close(9) = -1 EBADF (Bad file descriptor) [pid 1393] close(10) = -1 EBADF (Bad file descriptor) [pid 1393] close(11) = -1 EBADF (Bad file descriptor) [pid 1393] close(12) = -1 EBADF (Bad file descriptor) [pid 1393] close(13) = -1 EBADF (Bad file descriptor) [pid 1393] close(14) = -1 EBADF (Bad file descriptor) [pid 1393] close(15) = -1 EBADF (Bad file descriptor) [pid 1393] close(16) = -1 EBADF (Bad file descriptor) [pid 1393] close(17) = -1 EBADF (Bad file descriptor) [pid 1393] close(18) = -1 EBADF (Bad file descriptor) [pid 1393] close(19) = -1 EBADF (Bad file descriptor) [pid 1393] close(20) = -1 EBADF (Bad file descriptor) [pid 1393] close(21) = -1 EBADF (Bad file descriptor) [pid 1393] close(22) = -1 EBADF (Bad file descriptor) [pid 1393] close(23) = -1 EBADF (Bad file descriptor) [pid 1393] close(24) = -1 EBADF (Bad file descriptor) [pid 1393] close(25) = -1 EBADF (Bad file descriptor) [pid 1393] close(26) = -1 EBADF (Bad file descriptor) [pid 1393] close(27) = -1 EBADF (Bad file descriptor) [pid 1393] close(28) = -1 EBADF (Bad file descriptor) [pid 1393] close(29) = -1 EBADF (Bad file descriptor) [pid 1393] exit_group(0) = ? [pid 1393] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1395] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./17/cgroup.cpu") = 0 [pid 306] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./17/binderfs") = 0 [pid 306] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./17/cgroup") = 0 [pid 306] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./17/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./17") = 0 [pid 306] mkdir("./18", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1455 attached [pid 1455] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 20 [pid 1455] <... set_robust_list resumed>) = 0 [pid 1455] chdir("./18") = 0 [pid 1455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1455] setpgid(0, 0) = 0 [pid 1455] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1455] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1455] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1455] write(3, "1000", 4) = 4 [pid 1455] close(3) = 0 [pid 1455] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1455] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1455] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1455] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 68.217431][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 68.222913][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 68.230463][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 68.240740][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 68.251536][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 68.265203][ T323] usb 3-1: USB disconnect, device number 19 [ 68.273435][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1415] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1415] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1395] close(3) = 0 [pid 1395] close(4) = -1 EBADF (Bad file descriptor) [pid 1395] close(5) = -1 EBADF (Bad file descriptor) [pid 1395] close(6) = -1 EBADF (Bad file descriptor) [pid 1395] close(7) = -1 EBADF (Bad file descriptor) [pid 1395] close(8) = -1 EBADF (Bad file descriptor) [pid 1395] close(9) = -1 EBADF (Bad file descriptor) [pid 1395] close(10) = -1 EBADF (Bad file descriptor) [pid 1395] close(11) = -1 EBADF (Bad file descriptor) [pid 1395] close(12) = -1 EBADF (Bad file descriptor) [pid 1395] close(13) = -1 EBADF (Bad file descriptor) [pid 1395] close(14) = -1 EBADF (Bad file descriptor) [pid 1395] close(15) = -1 EBADF (Bad file descriptor) [pid 1395] close(16) = -1 EBADF (Bad file descriptor) [pid 1395] close(17) = -1 EBADF (Bad file descriptor) [pid 1395] close(18) = -1 EBADF (Bad file descriptor) [pid 1395] close(19) = -1 EBADF (Bad file descriptor) [pid 1395] close(20) = -1 EBADF (Bad file descriptor) [pid 1395] close(21) = -1 EBADF (Bad file descriptor) [pid 1395] close(22) = -1 EBADF (Bad file descriptor) [pid 1395] close(23) = -1 EBADF (Bad file descriptor) [pid 1395] close(24) = -1 EBADF (Bad file descriptor) [pid 1395] close(25) = -1 EBADF (Bad file descriptor) [pid 1395] close(26) = -1 EBADF (Bad file descriptor) [pid 1395] close(27) = -1 EBADF (Bad file descriptor) [pid 1395] close(28) = -1 EBADF (Bad file descriptor) [ 68.377354][ T6] usb 1-1: new high-speed USB device number 20 using dummy_hcd [ 68.397420][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 68.403680][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 68.407369][ T19] usb 4-1: new high-speed USB device number 20 using dummy_hcd [ 68.411482][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 1395] close(29) = -1 EBADF (Bad file descriptor) [pid 1395] exit_group(0) = ? [pid 1395] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./17/cgroup.cpu") = 0 [pid 308] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./17/binderfs") = 0 [pid 308] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./17/cgroup") = 0 [pid 308] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./17/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./17") = 0 [pid 308] mkdir("./18", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1475 attached [pid 1475] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 20 [pid 1475] <... set_robust_list resumed>) = 0 [pid 1475] chdir("./18") = 0 [pid 1475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1475] setpgid(0, 0) = 0 [pid 1475] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1475] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1475] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1475] write(3, "1000", 4) = 4 [pid 1475] close(3) = 0 [pid 1475] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1475] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1475] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 68.437422][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 68.444445][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 68.473733][ T24] usb 6-1: USB disconnect, device number 19 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 68.479750][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1424] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1424] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1415] close(3) = 0 [pid 1415] close(4) = -1 EBADF (Bad file descriptor) [pid 1415] close(5) = -1 EBADF (Bad file descriptor) [pid 1415] close(6) = -1 EBADF (Bad file descriptor) [pid 1415] close(7) = -1 EBADF (Bad file descriptor) [pid 1415] close(8) = -1 EBADF (Bad file descriptor) [pid 1415] close(9) = -1 EBADF (Bad file descriptor) [pid 1415] close(10) = -1 EBADF (Bad file descriptor) [pid 1415] close(11) = -1 EBADF (Bad file descriptor) [pid 1415] close(12) = -1 EBADF (Bad file descriptor) [pid 1415] close(13) = -1 EBADF (Bad file descriptor) [pid 1415] close(14) = -1 EBADF (Bad file descriptor) [pid 1415] close(15) = -1 EBADF (Bad file descriptor) [pid 1415] close(16) = -1 EBADF (Bad file descriptor) [pid 1415] close(17) = -1 EBADF (Bad file descriptor) [pid 1415] close(18) = -1 EBADF (Bad file descriptor) [pid 1415] close(19) = -1 EBADF (Bad file descriptor) [pid 1415] close(20) = -1 EBADF (Bad file descriptor) [pid 1415] close(21) = -1 EBADF (Bad file descriptor) [pid 1415] close(22) = -1 EBADF (Bad file descriptor) [pid 1415] close(23) = -1 EBADF (Bad file descriptor) [pid 1415] close(24) = -1 EBADF (Bad file descriptor) [pid 1415] close(25) = -1 EBADF (Bad file descriptor) [pid 1415] close(26) = -1 EBADF (Bad file descriptor) [pid 1415] close(27) = -1 EBADF (Bad file descriptor) [pid 1415] close(28) = -1 EBADF (Bad file descriptor) [pid 1415] close(29) = -1 EBADF (Bad file descriptor) [pid 1415] exit_group(0) = ? [pid 1415] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./17/cgroup.cpu") = 0 [pid 307] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./17/binderfs") = 0 [pid 307] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./17/cgroup") = 0 [pid 307] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./17/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [ 68.567527][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 68.573789][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 68.581279][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 68.607409][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [pid 307] rmdir("./17") = 0 [pid 307] mkdir("./18", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 20 ./strace-static-x86_64: Process 1485 attached [pid 1485] set_robust_list(0x55555647a660, 24) = 0 [pid 1485] chdir("./18") = 0 [pid 1485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1485] setpgid(0, 0) = 0 [pid 1485] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1485] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1485] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1485] write(3, "1000", 4) = 4 [pid 1485] close(3) = 0 [pid 1485] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1485] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1485] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1485] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1455] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1453] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 68.615465][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 68.628611][ T316] usb 5-1: USB disconnect, device number 19 [ 68.640413][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 68.657529][ T323] usb 3-1: new high-speed USB device number 20 using dummy_hcd [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1424] close(3) = 0 [pid 1424] close(4) = -1 EBADF (Bad file descriptor) [pid 1424] close(5) = -1 EBADF (Bad file descriptor) [pid 1424] close(6) = -1 EBADF (Bad file descriptor) [pid 1424] close(7) = -1 EBADF (Bad file descriptor) [pid 1424] close(8) = -1 EBADF (Bad file descriptor) [pid 1424] close(9) = -1 EBADF (Bad file descriptor) [pid 1424] close(10) = -1 EBADF (Bad file descriptor) [pid 1424] close(11) = -1 EBADF (Bad file descriptor) [pid 1424] close(12) = -1 EBADF (Bad file descriptor) [pid 1424] close(13) = -1 EBADF (Bad file descriptor) [pid 1424] close(14) = -1 EBADF (Bad file descriptor) [pid 1424] close(15) = -1 EBADF (Bad file descriptor) [pid 1424] close(16) = -1 EBADF (Bad file descriptor) [pid 1424] close(17) = -1 EBADF (Bad file descriptor) [pid 1424] close(18) = -1 EBADF (Bad file descriptor) [pid 1424] close(19) = -1 EBADF (Bad file descriptor) [pid 1424] close(20) = -1 EBADF (Bad file descriptor) [pid 1424] close(21) = -1 EBADF (Bad file descriptor) [pid 1424] close(22) = -1 EBADF (Bad file descriptor) [pid 1424] close(23) = -1 EBADF (Bad file descriptor) [pid 1424] close(24) = -1 EBADF (Bad file descriptor) [pid 1424] close(25) = -1 EBADF (Bad file descriptor) [pid 1424] close(26) = -1 EBADF (Bad file descriptor) [pid 1424] close(27) = -1 EBADF (Bad file descriptor) [pid 1424] close(28) = -1 EBADF (Bad file descriptor) [pid 1424] close(29) = -1 EBADF (Bad file descriptor) [pid 1424] exit_group(0) = ? [pid 1424] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./17/cgroup.cpu") = 0 [pid 304] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./17/binderfs") = 0 [pid 304] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 68.737402][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 68.777404][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1453] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 304] unlink("./17/cgroup" [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... unlink resumed>) = 0 [pid 304] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./17/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./17") = 0 [pid 304] mkdir("./18", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 20 ./strace-static-x86_64: Process 1486 attached [pid 1486] set_robust_list(0x55555647a660, 24) = 0 [pid 1486] chdir("./18") = 0 [pid 1486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1486] setpgid(0, 0) = 0 [pid 1486] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1486] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1486] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1486] write(3, "1000", 4) = 4 [pid 1486] close(3) = 0 [pid 1486] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1486] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1486] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] <... ioctl resumed>, 0x7ffefefdae60) = 4 [ 68.784733][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 68.807429][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 68.811557][ T37] usb 2-1: USB disconnect, device number 19 [ 68.827163][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 68.887500][ T24] usb 6-1: new high-speed USB device number 20 using dummy_hcd [ 68.907460][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 68.916946][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.931652][ T6] usb 1-1: Product: syz [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1455] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1454] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 68.935765][ T6] usb 1-1: Manufacturer: syz [ 68.940390][ T6] usb 1-1: SerialNumber: syz [ 68.977426][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1454] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 68.989287][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.998431][ T19] usb 4-1: Product: syz [ 69.003064][ T19] usb 4-1: Manufacturer: syz [ 69.008373][ T19] usb 4-1: SerialNumber: syz [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 1455] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 69.067478][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 69.078285][ T316] usb 5-1: new high-speed USB device number 20 using dummy_hcd [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1455] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1455] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1455] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1486] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 69.237378][ T37] usb 2-1: new high-speed USB device number 20 using dummy_hcd [ 69.267448][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 69.278256][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1455] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 69.287113][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 69.295213][ T323] usb 3-1: Product: syz [ 69.299208][ T323] usb 3-1: Manufacturer: syz [ 69.303612][ T323] usb 3-1: SerialNumber: syz [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1453] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1475] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1475] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1486] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 69.467507][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 69.478293][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 69.487061][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 69.494960][ T24] usb 6-1: Product: syz [ 69.498920][ T24] usb 6-1: Manufacturer: syz [ 69.503285][ T24] usb 6-1: SerialNumber: syz [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1455] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1486] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1486] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1453] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 69.637421][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 69.667433][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 69.676320][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1486] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1454] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1486] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1485] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1485] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 69.684152][ T316] usb 5-1: Product: syz [ 69.688232][ T316] usb 5-1: Manufacturer: syz [ 69.692646][ T316] usb 5-1: SerialNumber: syz [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1486] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1475] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1455] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1486] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 69.817489][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 69.826464][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 69.834421][ T37] usb 2-1: Product: syz [ 69.838406][ T37] usb 2-1: Manufacturer: syz [ 69.842793][ T37] usb 2-1: SerialNumber: syz [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1453] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1453] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1454] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 70.087410][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 70.094333][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 70.102115][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 1454] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1485] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 70.157404][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 70.164061][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 70.171744][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1453] close(3) = 0 [pid 1453] close(4) = -1 EBADF (Bad file descriptor) [pid 1453] close(5) = -1 EBADF (Bad file descriptor) [pid 1453] close(6) = -1 EBADF (Bad file descriptor) [pid 1453] close(7) = -1 EBADF (Bad file descriptor) [pid 1453] close(8) = -1 EBADF (Bad file descriptor) [pid 1453] close(9) = -1 EBADF (Bad file descriptor) [pid 1453] close(10) = -1 EBADF (Bad file descriptor) [pid 1453] close(11) = -1 EBADF (Bad file descriptor) [pid 1453] close(12) = -1 EBADF (Bad file descriptor) [pid 1453] close(13) = -1 EBADF (Bad file descriptor) [pid 1453] close(14) = -1 EBADF (Bad file descriptor) [pid 1453] close(15) = -1 EBADF (Bad file descriptor) [pid 1453] close(16) = -1 EBADF (Bad file descriptor) [pid 1453] close(17) = -1 EBADF (Bad file descriptor) [pid 1453] close(18) = -1 EBADF (Bad file descriptor) [pid 1453] close(19) = -1 EBADF (Bad file descriptor) [pid 1453] close(20) = -1 EBADF (Bad file descriptor) [pid 1453] close(21) = -1 EBADF (Bad file descriptor) [pid 1453] close(22) = -1 EBADF (Bad file descriptor) [pid 1453] close(23) = -1 EBADF (Bad file descriptor) [pid 1453] close(24) = -1 EBADF (Bad file descriptor) [pid 1453] close(25) = -1 EBADF (Bad file descriptor) [pid 1453] close(26) = -1 EBADF (Bad file descriptor) [pid 1453] close(27) = -1 EBADF (Bad file descriptor) [pid 1453] close(28) = -1 EBADF (Bad file descriptor) [pid 1453] close(29) = -1 EBADF (Bad file descriptor) [pid 1453] exit_group(0) = ? [pid 1453] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./18/cgroup.cpu") = 0 [pid 302] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./18/binderfs") = 0 [pid 302] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./18/cgroup") = 0 [pid 302] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./18/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./18") = 0 [pid 302] mkdir("./19", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1515 attached [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] set_robust_list(0x55555647a660, 24 [pid 1486] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 21 [pid 1515] <... set_robust_list resumed>) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1515] chdir("./19" [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1515] <... chdir resumed>) = 0 [pid 1486] <... ioctl resumed>, 0xb) = 0 [pid 1515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1515] <... prctl resumed>) = 0 [pid 1515] setpgid(0, 0) = 0 [pid 1515] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1515] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1515] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1515] write(3, "1000", 4) = 4 [pid 1515] close(3) = 0 [pid 1515] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1515] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1515] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1515] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1486] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1454] close(3) = 0 [pid 1454] close(4) = -1 EBADF (Bad file descriptor) [ 70.307444][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 70.319433][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 70.338694][ T6] usb 1-1: USB disconnect, device number 20 [ 70.344818][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 1454] close(5) = -1 EBADF (Bad file descriptor) [pid 1454] close(6) = -1 EBADF (Bad file descriptor) [pid 1454] close(7) = -1 EBADF (Bad file descriptor) [pid 1454] close(8) = -1 EBADF (Bad file descriptor) [pid 1454] close(9) = -1 EBADF (Bad file descriptor) [pid 1454] close(10) = -1 EBADF (Bad file descriptor) [pid 1454] close(11) = -1 EBADF (Bad file descriptor) [pid 1454] close(12) = -1 EBADF (Bad file descriptor) [pid 1454] close(13) = -1 EBADF (Bad file descriptor) [pid 1454] close(14) = -1 EBADF (Bad file descriptor) [pid 1454] close(15) = -1 EBADF (Bad file descriptor) [pid 1454] close(16) = -1 EBADF (Bad file descriptor) [pid 1454] close(17) = -1 EBADF (Bad file descriptor) [pid 1454] close(18) = -1 EBADF (Bad file descriptor) [pid 1454] close(19) = -1 EBADF (Bad file descriptor) [pid 1454] close(20) = -1 EBADF (Bad file descriptor) [pid 1454] close(21) = -1 EBADF (Bad file descriptor) [pid 1454] close(22) = -1 EBADF (Bad file descriptor) [pid 1454] close(23) = -1 EBADF (Bad file descriptor) [pid 1454] close(24) = -1 EBADF (Bad file descriptor) [pid 1454] close(25) = -1 EBADF (Bad file descriptor) [pid 1454] close(26) = -1 EBADF (Bad file descriptor) [pid 1454] close(27) = -1 EBADF (Bad file descriptor) [pid 1454] close(28) = -1 EBADF (Bad file descriptor) [pid 1454] close(29) = -1 EBADF (Bad file descriptor) [pid 1454] exit_group(0) = ? [pid 1454] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./18/cgroup.cpu") = 0 [pid 305] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./18/binderfs") = 0 [pid 305] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./18/cgroup") = 0 [pid 305] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./18/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./18") = 0 [pid 305] mkdir("./19", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1520 attached [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] set_robust_list(0x55555647a660, 24 [pid 1485] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1475] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 21 [pid 1520] <... set_robust_list resumed>) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1520] chdir("./19" [pid 1475] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1520] <... chdir resumed>) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 1475] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1520] <... prctl resumed>) = 0 [pid 1485] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1520] setpgid(0, 0) = 0 [pid 1520] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1520] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1520] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1520] write(3, "1000", 4) = 4 [pid 1520] close(3) = 0 [pid 1520] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1520] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1520] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 70.367446][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 70.382070][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 70.405503][ T19] usb 4-1: USB disconnect, device number 20 [pid 1455] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1475] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1455] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 70.417758][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 70.427534][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 70.436245][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 70.444760][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1475] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1455] close(3) = 0 [pid 1455] close(4) = -1 EBADF (Bad file descriptor) [pid 1455] close(5) = -1 EBADF (Bad file descriptor) [pid 1455] close(6) = -1 EBADF (Bad file descriptor) [pid 1455] close(7) = -1 EBADF (Bad file descriptor) [pid 1455] close(8) = -1 EBADF (Bad file descriptor) [pid 1455] close(9) = -1 EBADF (Bad file descriptor) [pid 1455] close(10 [pid 1475] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1455] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1475] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1455] close(11) = -1 EBADF (Bad file descriptor) [pid 1455] close(12) = -1 EBADF (Bad file descriptor) [pid 1455] close(13) = -1 EBADF (Bad file descriptor) [pid 1455] close(14) = -1 EBADF (Bad file descriptor) [pid 1455] close(15) = -1 EBADF (Bad file descriptor) [pid 1455] close(16) = -1 EBADF (Bad file descriptor) [pid 1455] close(17) = -1 EBADF (Bad file descriptor) [pid 1455] close(18) = -1 EBADF (Bad file descriptor) [pid 1455] close(19) = -1 EBADF (Bad file descriptor) [pid 1455] close(20) = -1 EBADF (Bad file descriptor) [pid 1455] close(21) = -1 EBADF (Bad file descriptor) [pid 1455] close(22) = -1 EBADF (Bad file descriptor) [pid 1455] close(23) = -1 EBADF (Bad file descriptor) [pid 1455] close(24) = -1 EBADF (Bad file descriptor) [pid 1455] close(25) = -1 EBADF (Bad file descriptor) [pid 1455] close(26) = -1 EBADF (Bad file descriptor) [pid 1455] close(27) = -1 EBADF (Bad file descriptor) [pid 1455] close(28) = -1 EBADF (Bad file descriptor) [pid 1455] close(29) = -1 EBADF (Bad file descriptor) [pid 1455] exit_group(0) = ? [pid 1455] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 1475] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./18/cgroup.cpu") = 0 [pid 306] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./18/binderfs") = 0 [pid 306] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./18/cgroup") = 0 [pid 306] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./18/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./18") = 0 [pid 306] mkdir("./19", 0777) = 0 [ 70.637665][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 70.645108][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 70.657444][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 70.663696][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 70.676354][ T323] usb 3-1: USB disconnect, device number 20 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1546 attached [pid 1546] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 21 [pid 1546] <... set_robust_list resumed>) = 0 [pid 1546] chdir("./19") = 0 [pid 1546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1546] setpgid(0, 0) = 0 [pid 1546] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1546] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1546] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1546] write(3, "1000", 4) = 4 [pid 1546] close(3) = 0 [pid 1546] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1546] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1546] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1546] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 70.687607][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 70.696574][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 70.757420][ T6] usb 1-1: new high-speed USB device number 21 using dummy_hcd [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1485] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1485] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1520] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1485] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1475] close(3) = 0 [pid 1475] close(4) = -1 EBADF (Bad file descriptor) [pid 1475] close(5) = -1 EBADF (Bad file descriptor) [pid 1475] close(6) = -1 EBADF (Bad file descriptor) [pid 1475] close(7) = -1 EBADF (Bad file descriptor) [pid 1475] close(8) = -1 EBADF (Bad file descriptor) [pid 1475] close(9) = -1 EBADF (Bad file descriptor) [pid 1475] close(10) = -1 EBADF (Bad file descriptor) [pid 1475] close(11) = -1 EBADF (Bad file descriptor) [pid 1475] close(12) = -1 EBADF (Bad file descriptor) [pid 1475] close(13) = -1 EBADF (Bad file descriptor) [pid 1475] close(14) = -1 EBADF (Bad file descriptor) [pid 1475] close(15) = -1 EBADF (Bad file descriptor) [pid 1475] close(16) = -1 EBADF (Bad file descriptor) [pid 1475] close(17) = -1 EBADF (Bad file descriptor) [pid 1475] close(18) = -1 EBADF (Bad file descriptor) [pid 1475] close(19) = -1 EBADF (Bad file descriptor) [pid 1475] close(20) = -1 EBADF (Bad file descriptor) [pid 1475] close(21) = -1 EBADF (Bad file descriptor) [pid 1475] close(22) = -1 EBADF (Bad file descriptor) [pid 1475] close(23) = -1 EBADF (Bad file descriptor) [pid 1475] close(24) = -1 EBADF (Bad file descriptor) [pid 1475] close(25) = -1 EBADF (Bad file descriptor) [pid 1475] close(26) = -1 EBADF (Bad file descriptor) [pid 1475] close(27) = -1 EBADF (Bad file descriptor) [pid 1475] close(28) = -1 EBADF (Bad file descriptor) [pid 1475] close(29) = -1 EBADF (Bad file descriptor) [pid 1475] exit_group(0) = ? [pid 1475] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [ 70.807506][ T19] usb 4-1: new high-speed USB device number 21 using dummy_hcd [ 70.827441][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 70.833791][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 70.841381][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 308] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./18/cgroup.cpu") = 0 [pid 308] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./18/binderfs") = 0 [pid 308] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./18/cgroup") = 0 [pid 308] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./18/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./18") = 0 [pid 308] mkdir("./19", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 21 ./strace-static-x86_64: Process 1569 attached [pid 1569] set_robust_list(0x55555647a660, 24) = 0 [pid 1569] chdir("./19") = 0 [pid 1569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1569] setpgid(0, 0) = 0 [pid 1569] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1569] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1569] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1569] write(3, "1000", 4) = 4 [pid 1569] close(3) = 0 [pid 1569] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1569] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1569] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1569] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 70.887615][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 70.895688][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 70.918891][ T24] usb 6-1: USB disconnect, device number 20 [ 70.928498][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1486] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1486] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1485] close(3) = 0 [pid 1485] close(4) = -1 EBADF (Bad file descriptor) [pid 1485] close(5) = -1 EBADF (Bad file descriptor) [pid 1485] close(6) = -1 EBADF (Bad file descriptor) [pid 1485] close(7) = -1 EBADF (Bad file descriptor) [pid 1485] close(8) = -1 EBADF (Bad file descriptor) [pid 1485] close(9) = -1 EBADF (Bad file descriptor) [pid 1485] close(10) = -1 EBADF (Bad file descriptor) [pid 1485] close(11) = -1 EBADF (Bad file descriptor) [pid 1485] close(12) = -1 EBADF (Bad file descriptor) [pid 1485] close(13) = -1 EBADF (Bad file descriptor) [pid 1485] close(14) = -1 EBADF (Bad file descriptor) [pid 1485] close(15) = -1 EBADF (Bad file descriptor) [pid 1485] close(16) = -1 EBADF (Bad file descriptor) [pid 1485] close(17) = -1 EBADF (Bad file descriptor) [pid 1485] close(18) = -1 EBADF (Bad file descriptor) [pid 1485] close(19) = -1 EBADF (Bad file descriptor) [pid 1485] close(20) = -1 EBADF (Bad file descriptor) [pid 1485] close(21) = -1 EBADF (Bad file descriptor) [pid 1485] close(22) = -1 EBADF (Bad file descriptor) [pid 1485] close(23) = -1 EBADF (Bad file descriptor) [pid 1485] close(24) = -1 EBADF (Bad file descriptor) [pid 1485] close(25) = -1 EBADF (Bad file descriptor) [pid 1485] close(26) = -1 EBADF (Bad file descriptor) [pid 1485] close(27) = -1 EBADF (Bad file descriptor) [pid 1485] close(28) = -1 EBADF (Bad file descriptor) [pid 1485] close(29) = -1 EBADF (Bad file descriptor) [pid 1485] exit_group(0) = ? [pid 1485] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./18/cgroup.cpu") = 0 [pid 307] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./18/binderfs") = 0 [pid 307] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./18/cgroup") = 0 [pid 307] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./18/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./18") = 0 [pid 307] mkdir("./19", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1574 attached , child_tidptr=0x55555647a650) = 21 [pid 1574] set_robust_list(0x55555647a660, 24) = 0 [pid 1574] chdir("./19") = 0 [pid 1574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] setpgid(0, 0) = 0 [pid 1574] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1574] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1574] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1574] write(3, "1000", 4) = 4 [pid 1574] close(3) = 0 [pid 1574] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1574] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1574] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1574] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 71.007418][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 71.014015][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 71.021586][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 71.047401][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1515] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1520] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1515] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 71.055385][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 71.068769][ T316] usb 5-1: USB disconnect, device number 20 [ 71.076380][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1546] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 71.127422][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 71.147423][ T323] usb 3-1: new high-speed USB device number 21 using dummy_hcd [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1520] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1515] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1486] close(3) = 0 [pid 1486] close(4) = -1 EBADF (Bad file descriptor) [pid 1486] close(5) = -1 EBADF (Bad file descriptor) [pid 1486] close(6) = -1 EBADF (Bad file descriptor) [pid 1486] close(7) = -1 EBADF (Bad file descriptor) [pid 1486] close(8) = -1 EBADF (Bad file descriptor) [pid 1486] close(9) = -1 EBADF (Bad file descriptor) [pid 1486] close(10) = -1 EBADF (Bad file descriptor) [pid 1486] close(11) = -1 EBADF (Bad file descriptor) [pid 1486] close(12) = -1 EBADF (Bad file descriptor) [pid 1486] close(13) = -1 EBADF (Bad file descriptor) [pid 1486] close(14) = -1 EBADF (Bad file descriptor) [pid 1486] close(15) = -1 EBADF (Bad file descriptor) [pid 1486] close(16) = -1 EBADF (Bad file descriptor) [pid 1486] close(17) = -1 EBADF (Bad file descriptor) [pid 1486] close(18) = -1 EBADF (Bad file descriptor) [pid 1486] close(19) = -1 EBADF (Bad file descriptor) [pid 1486] close(20) = -1 EBADF (Bad file descriptor) [pid 1486] close(21) = -1 EBADF (Bad file descriptor) [pid 1486] close(22) = -1 EBADF (Bad file descriptor) [pid 1486] close(23) = -1 EBADF (Bad file descriptor) [pid 1486] close(24) = -1 EBADF (Bad file descriptor) [pid 1486] close(25) = -1 EBADF (Bad file descriptor) [pid 1486] close(26) = -1 EBADF (Bad file descriptor) [pid 1486] close(27) = -1 EBADF (Bad file descriptor) [pid 1486] close(28) = -1 EBADF (Bad file descriptor) [pid 1486] close(29) = -1 EBADF (Bad file descriptor) [pid 1486] exit_group(0) = ? [pid 1486] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./18/cgroup.cpu") = 0 [pid 304] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./18/binderfs") = 0 [pid 304] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./18/cgroup") = 0 [pid 304] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./18/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./18") = 0 [pid 304] mkdir("./19", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1575 attached , child_tidptr=0x55555647a650) = 21 [pid 1575] set_robust_list(0x55555647a660, 24) = 0 [pid 1575] chdir("./19") = 0 [pid 1575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1575] setpgid(0, 0) = 0 [pid 1575] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [ 71.177608][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 71.217417][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [pid 1575] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1575] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1520] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1575] write(3, "1000", 4 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1575] <... write resumed>) = 4 [pid 1575] close(3) = 0 [pid 1575] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1575] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1575] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 71.226642][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 71.240186][ T37] usb 2-1: USB disconnect, device number 20 [ 71.246493][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1520] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 71.307556][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 71.317090][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.325122][ T6] usb 1-1: Product: syz [ 71.329161][ T6] usb 1-1: Manufacturer: syz [ 71.333611][ T6] usb 1-1: SerialNumber: syz [ 71.347391][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1520] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 71.347431][ T24] usb 6-1: new high-speed USB device number 21 using dummy_hcd [ 71.356236][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.356256][ T19] usb 4-1: Product: syz [ 71.375532][ T19] usb 4-1: Manufacturer: syz [ 71.380532][ T19] usb 4-1: SerialNumber: syz [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [ 71.457416][ T316] usb 5-1: new high-speed USB device number 21 using dummy_hcd [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 71.517391][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1546] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1546] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1546] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1546] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1546] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1575] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 71.657503][ T37] usb 2-1: new high-speed USB device number 21 using dummy_hcd [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1546] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1546] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1546] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 71.707768][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 71.716641][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.724986][ T323] usb 3-1: Product: syz [ 71.729435][ T323] usb 3-1: Manufacturer: syz [ 71.733855][ T323] usb 3-1: SerialNumber: syz [ 71.738467][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1515] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 71.837410][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1575] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1546] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 71.927447][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 71.936570][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 71.944746][ T24] usb 6-1: Product: syz [ 71.948984][ T24] usb 6-1: Manufacturer: syz [ 71.953391][ T24] usb 6-1: SerialNumber: syz [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1575] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1520] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1574] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1575] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 72.017450][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 72.026323][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 72.034373][ T316] usb 5-1: Product: syz [ 72.038579][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 72.049267][ T316] usb 5-1: Manufacturer: syz [ 72.053678][ T316] usb 5-1: SerialNumber: syz [pid 1574] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1546] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1569] <... ioctl resumed>, 0) = 0 [pid 1546] <... ioctl resumed>, 0xa) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1569] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1546] <... ioctl resumed>, 0xb) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1569] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1546] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1575] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1575] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1520] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1575] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 72.237449][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 72.246398][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 72.254338][ T37] usb 2-1: Product: syz [ 72.258493][ T37] usb 2-1: Manufacturer: syz [ 72.262908][ T37] usb 2-1: SerialNumber: syz [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1569] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1515] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1520] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1520] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [ 72.477439][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 72.483679][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 72.491222][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 72.517442][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1575] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 72.523869][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 72.531450][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1569] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1546] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1546] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1569] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1546] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1515] close(3) = 0 [pid 1515] close(4) = -1 EBADF (Bad file descriptor) [pid 1515] close(5) = -1 EBADF (Bad file descriptor) [pid 1515] close(6) = -1 EBADF (Bad file descriptor) [pid 1515] close(7) = -1 EBADF (Bad file descriptor) [pid 1515] close(8) = -1 EBADF (Bad file descriptor) [pid 1515] close(9) = -1 EBADF (Bad file descriptor) [pid 1515] close(10) = -1 EBADF (Bad file descriptor) [pid 1515] close(11) = -1 EBADF (Bad file descriptor) [pid 1515] close(12) = -1 EBADF (Bad file descriptor) [pid 1515] close(13) = -1 EBADF (Bad file descriptor) [pid 1515] close(14) = -1 EBADF (Bad file descriptor) [pid 1515] close(15) = -1 EBADF (Bad file descriptor) [pid 1515] close(16) = -1 EBADF (Bad file descriptor) [pid 1515] close(17) = -1 EBADF (Bad file descriptor) [pid 1515] close(18) = -1 EBADF (Bad file descriptor) [pid 1515] close(19) = -1 EBADF (Bad file descriptor) [pid 1515] close(20) = -1 EBADF (Bad file descriptor) [pid 1515] close(21) = -1 EBADF (Bad file descriptor) [pid 1515] close(22) = -1 EBADF (Bad file descriptor) [pid 1515] close(23) = -1 EBADF (Bad file descriptor) [pid 1515] close(24) = -1 EBADF (Bad file descriptor) [pid 1515] close(25) = -1 EBADF (Bad file descriptor) [pid 1515] close(26) = -1 EBADF (Bad file descriptor) [pid 1515] close(27) = -1 EBADF (Bad file descriptor) [pid 1515] close(28) = -1 EBADF (Bad file descriptor) [pid 1515] close(29) = -1 EBADF (Bad file descriptor) [pid 1515] exit_group(0) = ? [pid 1515] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./19/cgroup.cpu") = 0 [pid 302] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./19/binderfs") = 0 [pid 302] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./19/cgroup") = 0 [pid 302] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./19/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./19") = 0 [pid 302] mkdir("./20", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 22 ./strace-static-x86_64: Process 1578 attached [pid 1578] set_robust_list(0x55555647a660, 24) = 0 [pid 1578] chdir("./20") = 0 [pid 1578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1578] setpgid(0, 0) = 0 [pid 1578] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1578] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1578] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1578] write(3, "1000", 4) = 4 [pid 1578] close(3) = 0 [pid 1578] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1578] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1578] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1578] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1520] close(3) = 0 [pid 1520] close(4) = -1 EBADF (Bad file descriptor) [pid 1520] close(5) = -1 EBADF (Bad file descriptor) [pid 1520] close(6) = -1 EBADF (Bad file descriptor) [pid 1520] close(7) = -1 EBADF (Bad file descriptor) [pid 1520] close(8) = -1 EBADF (Bad file descriptor) [pid 1520] close(9) = -1 EBADF (Bad file descriptor) [pid 1520] close(10) = -1 EBADF (Bad file descriptor) [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 72.707410][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 72.714317][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 72.737030][ T6] usb 1-1: USB disconnect, device number 21 [ 72.743231][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 1520] close(11 [pid 1575] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1520] close(12 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1575] <... ioctl resumed>, 0xa) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1520] close(13) = -1 EBADF (Bad file descriptor) [pid 1575] <... ioctl resumed>, 0xb) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1520] close(14) = -1 EBADF (Bad file descriptor) [pid 1520] close(15) = -1 EBADF (Bad file descriptor) [pid 1520] close(16) = -1 EBADF (Bad file descriptor) [pid 1520] close(17) = -1 EBADF (Bad file descriptor) [pid 1520] close(18) = -1 EBADF (Bad file descriptor) [pid 1520] close(19) = -1 EBADF (Bad file descriptor) [pid 1520] close(20) = -1 EBADF (Bad file descriptor) [pid 1520] close(21) = -1 EBADF (Bad file descriptor) [pid 1520] close(22) = -1 EBADF (Bad file descriptor) [pid 1520] close(23) = -1 EBADF (Bad file descriptor) [pid 1520] close(24) = -1 EBADF (Bad file descriptor) [pid 1520] close(25) = -1 EBADF (Bad file descriptor) [pid 1520] close(26) = -1 EBADF (Bad file descriptor) [pid 1575] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1574] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1520] close(27) = -1 EBADF (Bad file descriptor) [pid 1520] close(28) = -1 EBADF (Bad file descriptor) [pid 1520] close(29) = -1 EBADF (Bad file descriptor) [pid 1520] exit_group(0) = ? [pid 1520] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./19/cgroup.cpu") = 0 [pid 305] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./19/binderfs") = 0 [pid 305] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./19/cgroup") = 0 [pid 305] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./19/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./19") = 0 [pid 305] mkdir("./20", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1581 attached [pid 1581] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 22 [pid 1581] <... set_robust_list resumed>) = 0 [pid 1581] chdir("./20") = 0 [pid 1581] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1581] setpgid(0, 0) = 0 [pid 1581] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1581] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1581] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1581] write(3, "1000", 4) = 4 [pid 1581] close(3) = 0 [pid 1581] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1581] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1581] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1581] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1546] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1546] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1569] <... ioctl resumed>, 0x7f6288c9080c) = 10 [ 72.752942][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 72.765312][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 72.791877][ T19] usb 4-1: USB disconnect, device number 21 [ 72.798256][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 1569] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1546] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 72.857538][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 72.863803][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 72.877371][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1575] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1574] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1569] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1546] close(3 [pid 1569] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1546] <... close resumed>) = 0 [pid 1546] close(4) = -1 EBADF (Bad file descriptor) [pid 1546] close(5) = -1 EBADF (Bad file descriptor) [pid 1546] close(6) = -1 EBADF (Bad file descriptor) [pid 1546] close(7) = -1 EBADF (Bad file descriptor) [pid 1546] close(8) = -1 EBADF (Bad file descriptor) [pid 1546] close(9) = -1 EBADF (Bad file descriptor) [pid 1546] close(10) = -1 EBADF (Bad file descriptor) [pid 1546] close(11) = -1 EBADF (Bad file descriptor) [pid 1546] close(12) = -1 EBADF (Bad file descriptor) [pid 1569] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1546] close(13) = -1 EBADF (Bad file descriptor) [pid 1546] close(14) = -1 EBADF (Bad file descriptor) [pid 1546] close(15) = -1 EBADF (Bad file descriptor) [pid 1546] close(16) = -1 EBADF (Bad file descriptor) [pid 1546] close(17) = -1 EBADF (Bad file descriptor) [pid 1546] close(18) = -1 EBADF (Bad file descriptor) [pid 1546] close(19) = -1 EBADF (Bad file descriptor) [pid 1546] close(20) = -1 EBADF (Bad file descriptor) [pid 1546] close(21) = -1 EBADF (Bad file descriptor) [pid 1546] close(22) = -1 EBADF (Bad file descriptor) [pid 1546] close(23) = -1 EBADF (Bad file descriptor) [pid 1546] close(24) = -1 EBADF (Bad file descriptor) [pid 1546] close(25) = -1 EBADF (Bad file descriptor) [pid 1546] close(26) = -1 EBADF (Bad file descriptor) [pid 1546] close(27) = -1 EBADF (Bad file descriptor) [pid 1546] close(28) = -1 EBADF (Bad file descriptor) [pid 1546] close(29) = -1 EBADF (Bad file descriptor) [pid 1546] exit_group(0) = ? [pid 1546] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./19/cgroup.cpu") = 0 [pid 306] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./19/binderfs") = 0 [pid 306] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./19/cgroup") = 0 [pid 306] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./19/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./19") = 0 [pid 306] mkdir("./20", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 22 [pid 1569] <... ioctl resumed>, 0x7ffefefdae80) = 26 ./strace-static-x86_64: Process 1607 attached [pid 1607] set_robust_list(0x55555647a660, 24) = 0 [pid 1607] chdir("./20") = 0 [pid 1607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1607] setpgid(0, 0) = 0 [pid 1607] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1607] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1607] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1607] write(3, "1000", 4) = 4 [pid 1607] close(3) = 0 [pid 1607] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1607] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1607] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1607] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 73.067426][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 73.073780][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 73.080829][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 73.089237][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 73.099970][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 73.106783][ T323] usb 3-1: USB disconnect, device number 21 [ 73.113437][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1574] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1574] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1575] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 73.177373][ T6] usb 1-1: new high-speed USB device number 22 using dummy_hcd [ 73.207452][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 73.215120][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1569] close(3) = 0 [pid 1569] close(4) = -1 EBADF (Bad file descriptor) [pid 1569] close(5) = -1 EBADF (Bad file descriptor) [pid 1569] close(6) = -1 EBADF (Bad file descriptor) [pid 1569] close(7) = -1 EBADF (Bad file descriptor) [pid 1569] close(8) = -1 EBADF (Bad file descriptor) [pid 1569] close(9) = -1 EBADF (Bad file descriptor) [pid 1569] close(10) = -1 EBADF (Bad file descriptor) [pid 1569] close(11) = -1 EBADF (Bad file descriptor) [pid 1569] close(12) = -1 EBADF (Bad file descriptor) [pid 1569] close(13) = -1 EBADF (Bad file descriptor) [pid 1569] close(14) = -1 EBADF (Bad file descriptor) [pid 1569] close(15) = -1 EBADF (Bad file descriptor) [pid 1569] close(16) = -1 EBADF (Bad file descriptor) [pid 1569] close(17) = -1 EBADF (Bad file descriptor) [pid 1569] close(18) = -1 EBADF (Bad file descriptor) [pid 1569] close(19) = -1 EBADF (Bad file descriptor) [pid 1569] close(20) = -1 EBADF (Bad file descriptor) [pid 1569] close(21) = -1 EBADF (Bad file descriptor) [pid 1569] close(22) = -1 EBADF (Bad file descriptor) [ 73.223710][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 73.227404][ T19] usb 4-1: new high-speed USB device number 22 using dummy_hcd [pid 1569] close(23) = -1 EBADF (Bad file descriptor) [pid 1569] close(24) = -1 EBADF (Bad file descriptor) [pid 1569] close(25) = -1 EBADF (Bad file descriptor) [pid 1569] close(26) = -1 EBADF (Bad file descriptor) [pid 1569] close(27) = -1 EBADF (Bad file descriptor) [pid 1569] close(28) = -1 EBADF (Bad file descriptor) [pid 1569] close(29) = -1 EBADF (Bad file descriptor) [pid 1569] exit_group(0) = ? [pid 1569] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./19/cgroup.cpu") = 0 [pid 308] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./19/binderfs") = 0 [pid 308] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./19/cgroup") = 0 [pid 308] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./19/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./19") = 0 [pid 308] mkdir("./20", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1631 attached [pid 1631] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 22 [pid 1631] <... set_robust_list resumed>) = 0 [pid 1631] chdir("./20") = 0 [pid 1631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1631] setpgid(0, 0) = 0 [pid 1631] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1631] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1631] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1631] write(3, "1000", 4) = 4 [pid 1631] close(3) = 0 [pid 1631] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1631] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1631] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1631] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 73.297407][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 73.312386][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 73.341943][ T24] usb 6-1: USB disconnect, device number 21 [ 73.348927][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] close(3) = 0 [pid 1574] close(4) = -1 EBADF (Bad file descriptor) [pid 1574] close(5) = -1 EBADF (Bad file descriptor) [pid 1574] close(6) = -1 EBADF (Bad file descriptor) [pid 1574] close(7) = -1 EBADF (Bad file descriptor) [pid 1574] close(8) = -1 EBADF (Bad file descriptor) [pid 1574] close(9) = -1 EBADF (Bad file descriptor) [pid 1574] close(10) = -1 EBADF (Bad file descriptor) [pid 1574] close(11) = -1 EBADF (Bad file descriptor) [pid 1574] close(12) = -1 EBADF (Bad file descriptor) [pid 1574] close(13) = -1 EBADF (Bad file descriptor) [pid 1574] close(14) = -1 EBADF (Bad file descriptor) [pid 1574] close(15 [pid 1575] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1575] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1574] close(16) = -1 EBADF (Bad file descriptor) [pid 1574] close(17) = -1 EBADF (Bad file descriptor) [pid 1574] close(18) = -1 EBADF (Bad file descriptor) [pid 1574] close(19 [pid 1575] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1574] close(20) = -1 EBADF (Bad file descriptor) [pid 1574] close(21) = -1 EBADF (Bad file descriptor) [pid 1574] close(22) = -1 EBADF (Bad file descriptor) [pid 1574] close(23) = -1 EBADF (Bad file descriptor) [pid 1574] close(24) = -1 EBADF (Bad file descriptor) [pid 1574] close(25) = -1 EBADF (Bad file descriptor) [pid 1574] close(26) = -1 EBADF (Bad file descriptor) [pid 1574] close(27) = -1 EBADF (Bad file descriptor) [pid 1574] close(28) = -1 EBADF (Bad file descriptor) [pid 1574] close(29) = -1 EBADF (Bad file descriptor) [pid 1574] exit_group(0) = ? [pid 1574] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, [pid 1575] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./19/cgroup.cpu") = 0 [pid 307] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./19/binderfs") = 0 [pid 307] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./19/cgroup") = 0 [pid 307] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./19/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./19") = 0 [pid 307] mkdir("./20", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1637 attached [pid 1637] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 22 [pid 1637] <... set_robust_list resumed>) = 0 [pid 1637] chdir("./20") = 0 [pid 1637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1637] setpgid(0, 0) = 0 [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1637] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] <... symlink resumed>) = 0 [pid 1637] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1637] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1637] write(3, "1000", 4) = 4 [pid 1637] close(3) = 0 [pid 1637] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1637] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1637] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1637] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 73.417396][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 73.429582][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 73.440469][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 73.446981][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 73.454498][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1581] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 73.474197][ T316] usb 5-1: USB disconnect, device number 21 [ 73.480391][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1581] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 73.527388][ T323] usb 3-1: new high-speed USB device number 22 using dummy_hcd [ 73.537411][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 73.587514][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1575] close(3) = 0 [pid 1575] close(4) = -1 EBADF (Bad file descriptor) [pid 1575] close(5 [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1575] close(6) = -1 EBADF (Bad file descriptor) [pid 1575] close(7) = -1 EBADF (Bad file descriptor) [pid 1575] close(8) = -1 EBADF (Bad file descriptor) [pid 1575] close(9) = -1 EBADF (Bad file descriptor) [pid 1575] close(10) = -1 EBADF (Bad file descriptor) [pid 1575] close(11) = -1 EBADF (Bad file descriptor) [pid 1575] close(12) = -1 EBADF (Bad file descriptor) [pid 1575] close(13) = -1 EBADF (Bad file descriptor) [pid 1575] close(14) = -1 EBADF (Bad file descriptor) [pid 1575] close(15) = -1 EBADF (Bad file descriptor) [pid 1575] close(16) = -1 EBADF (Bad file descriptor) [pid 1575] close(17) = -1 EBADF (Bad file descriptor) [pid 1575] close(18) = -1 EBADF (Bad file descriptor) [pid 1575] close(19) = -1 EBADF (Bad file descriptor) [pid 1575] close(20) = -1 EBADF (Bad file descriptor) [pid 1575] close(21) = -1 EBADF (Bad file descriptor) [pid 1575] close(22) = -1 EBADF (Bad file descriptor) [pid 1575] close(23) = -1 EBADF (Bad file descriptor) [pid 1575] close(24) = -1 EBADF (Bad file descriptor) [pid 1575] close(25) = -1 EBADF (Bad file descriptor) [pid 1575] close(26) = -1 EBADF (Bad file descriptor) [pid 1575] close(27) = -1 EBADF (Bad file descriptor) [pid 1575] close(28) = -1 EBADF (Bad file descriptor) [pid 1575] close(29) = -1 EBADF (Bad file descriptor) [pid 1575] exit_group(0) = ? [pid 1575] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1581] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... restart_syscall resumed>) = 0 [pid 304] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./19/cgroup.cpu") = 0 [pid 304] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./19/binderfs") = 0 [pid 304] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./19/cgroup") = 0 [pid 304] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./19/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./19") = 0 [pid 304] mkdir("./20", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1661 attached [pid 1661] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 22 [pid 1661] <... set_robust_list resumed>) = 0 [pid 1661] chdir("./20") = 0 [pid 1661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1661] setpgid(0, 0) = 0 [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1661] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1661] <... symlink resumed>) = 0 [pid 1661] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1661] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1661] write(3, "1000", 4) = 4 [pid 1661] close(3) = 0 [pid 1661] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1661] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1661] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 73.657581][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 73.668306][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 73.696592][ T37] usb 2-1: USB disconnect, device number 21 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1581] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1578] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 73.708100][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 73.717453][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 73.727458][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 73.735304][ T6] usb 1-1: Product: syz [ 73.739364][ T6] usb 1-1: Manufacturer: syz [ 73.743896][ T6] usb 1-1: SerialNumber: syz [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1578] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 1631] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1581] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1631] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1581] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 73.757386][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 73.757548][ T24] usb 6-1: new high-speed USB device number 22 using dummy_hcd [ 73.771753][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 73.784390][ T19] usb 4-1: Product: syz [ 73.790782][ T19] usb 4-1: Manufacturer: syz [ 73.795209][ T19] usb 4-1: SerialNumber: syz [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 73.887423][ T316] usb 5-1: new high-speed USB device number 22 using dummy_hcd [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 73.947428][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1607] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1581] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1631] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1631] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1661] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 74.137854][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 74.146814][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 74.154722][ T323] usb 3-1: Product: syz [ 74.158742][ T37] usb 2-1: new high-speed USB device number 22 using dummy_hcd [ 74.166087][ T323] usb 3-1: Manufacturer: syz [ 74.170551][ T323] usb 3-1: SerialNumber: syz [ 74.177445][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1661] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1631] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1637] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1637] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1581] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1637] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 74.297449][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] <... ioctl resumed>, 0) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 1607] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1631] <... ioctl resumed>, 0) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1607] <... ioctl resumed>, 0) = 0 [pid 1631] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1607] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1661] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1631] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1637] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 74.357515][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 74.366912][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 74.374939][ T24] usb 6-1: Product: syz [ 74.379113][ T24] usb 6-1: Manufacturer: syz [ 74.383521][ T24] usb 6-1: SerialNumber: syz [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1578] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1661] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1661] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1661] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1637] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1661] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 74.477441][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 74.486392][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 74.494440][ T316] usb 5-1: Product: syz [ 74.498552][ T316] usb 5-1: Manufacturer: syz [ 74.502965][ T316] usb 5-1: SerialNumber: syz [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1661] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 74.537420][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1607] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1631] <... ioctl resumed>, 0) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1607] <... ioctl resumed>, 0xa) = 0 [pid 1631] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1607] <... ioctl resumed>, 0xb) = 0 [pid 1631] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1661] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1631] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1661] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1661] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1661] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 74.727412][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 74.736527][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 74.744438][ T37] usb 2-1: Product: syz [ 74.748426][ T37] usb 2-1: Manufacturer: syz [ 74.752853][ T37] usb 2-1: SerialNumber: syz [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] <... ioctl resumed>, 0xa) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1578] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1578] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1581] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 74.887442][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 74.893703][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 74.901492][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 1581] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 74.937458][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 74.944138][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 74.951650][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1631] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1607] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1578] close(3) = 0 [pid 1578] close(4) = -1 EBADF (Bad file descriptor) [pid 1578] close(5) = -1 EBADF (Bad file descriptor) [pid 1578] close(6) = -1 EBADF (Bad file descriptor) [pid 1578] close(7) = -1 EBADF (Bad file descriptor) [pid 1578] close(8) = -1 EBADF (Bad file descriptor) [pid 1578] close(9) = -1 EBADF (Bad file descriptor) [pid 1578] close(10) = -1 EBADF (Bad file descriptor) [pid 1578] close(11) = -1 EBADF (Bad file descriptor) [pid 1578] close(12) = -1 EBADF (Bad file descriptor) [pid 1578] close(13) = -1 EBADF (Bad file descriptor) [pid 1578] close(14) = -1 EBADF (Bad file descriptor) [pid 1578] close(15) = -1 EBADF (Bad file descriptor) [pid 1578] close(16) = -1 EBADF (Bad file descriptor) [pid 1578] close(17) = -1 EBADF (Bad file descriptor) [pid 1578] close(18) = -1 EBADF (Bad file descriptor) [pid 1578] close(19) = -1 EBADF (Bad file descriptor) [pid 1578] close(20) = -1 EBADF (Bad file descriptor) [pid 1578] close(21) = -1 EBADF (Bad file descriptor) [pid 1578] close(22) = -1 EBADF (Bad file descriptor) [pid 1578] close(23) = -1 EBADF (Bad file descriptor) [pid 1578] close(24) = -1 EBADF (Bad file descriptor) [pid 1578] close(25) = -1 EBADF (Bad file descriptor) [pid 1578] close(26) = -1 EBADF (Bad file descriptor) [pid 1578] close(27) = -1 EBADF (Bad file descriptor) [pid 1578] close(28) = -1 EBADF (Bad file descriptor) [pid 1578] close(29) = -1 EBADF (Bad file descriptor) [pid 1578] exit_group(0) = ? [pid 1578] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./20/cgroup.cpu") = 0 [pid 302] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./20/binderfs") = 0 [pid 302] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./20/cgroup") = 0 [pid 302] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./20/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./20") = 0 [pid 302] mkdir("./21", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1667 attached , child_tidptr=0x55555647a650) = 23 [pid 1667] set_robust_list(0x55555647a660, 24) = 0 [pid 1667] chdir("./21") = 0 [pid 1667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1667] setpgid(0, 0) = 0 [pid 1667] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1667] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1667] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1667] write(3, "1000", 4) = 4 [pid 1667] close(3) = 0 [pid 1667] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1667] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1667] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1667] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1581] close(3) = 0 [pid 1581] close(4) = -1 EBADF (Bad file descriptor) [pid 1581] close(5) = -1 EBADF (Bad file descriptor) [pid 1581] close(6) = -1 EBADF (Bad file descriptor) [pid 1581] close(7) = -1 EBADF (Bad file descriptor) [pid 1581] close(8) = -1 EBADF (Bad file descriptor) [pid 1581] close(9) = -1 EBADF (Bad file descriptor) [pid 1581] close(10) = -1 EBADF (Bad file descriptor) [pid 1581] close(11) = -1 EBADF (Bad file descriptor) [pid 1581] close(12) = -1 EBADF (Bad file descriptor) [pid 1581] close(13) = -1 EBADF (Bad file descriptor) [pid 1581] close(14) = -1 EBADF (Bad file descriptor) [pid 1581] close(15) = -1 EBADF (Bad file descriptor) [pid 1581] close(16) = -1 EBADF (Bad file descriptor) [pid 1581] close(17) = -1 EBADF (Bad file descriptor) [pid 1581] close(18) = -1 EBADF (Bad file descriptor) [pid 1581] close(19) = -1 EBADF (Bad file descriptor) [pid 1581] close(20) = -1 EBADF (Bad file descriptor) [pid 1581] close(21) = -1 EBADF (Bad file descriptor) [pid 1581] close(22) = -1 EBADF (Bad file descriptor) [pid 1581] close(23) = -1 EBADF (Bad file descriptor) [pid 1581] close(24) = -1 EBADF (Bad file descriptor) [pid 1581] close(25) = -1 EBADF (Bad file descriptor) [pid 1581] close(26) = -1 EBADF (Bad file descriptor) [pid 1581] close(27) = -1 EBADF (Bad file descriptor) [pid 1581] close(28) = -1 EBADF (Bad file descriptor) [pid 1581] close(29) = -1 EBADF (Bad file descriptor) [pid 1581] exit_group(0) = ? [pid 1581] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 305] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./20/cgroup.cpu") = 0 [pid 305] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./20/binderfs") = 0 [pid 305] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 75.117389][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 75.125189][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 75.137826][ T6] usb 1-1: USB disconnect, device number 22 [ 75.144653][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 305] unlink("./20/cgroup") = 0 [pid 305] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./20/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./20") = 0 [pid 305] mkdir("./21", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 23 ./strace-static-x86_64: Process 1668 attached [pid 1668] set_robust_list(0x55555647a660, 24) = 0 [pid 1668] chdir("./21") = 0 [pid 1668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1668] setpgid(0, 0) = 0 [pid 1668] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1668] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1668] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1668] write(3, "1000", 4) = 4 [pid 1668] close(3) = 0 [pid 1668] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1668] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1668] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 75.167378][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 75.174953][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 75.192378][ T19] usb 4-1: USB disconnect, device number 22 [ 75.203353][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1631] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1607] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1607] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1631] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1607] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1631] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 75.277451][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 75.283715][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 75.291405][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1637] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1607] close(3 [pid 1631] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1631] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1607] <... close resumed>) = 0 [pid 1607] close(4) = -1 EBADF (Bad file descriptor) [pid 1607] close(5) = -1 EBADF (Bad file descriptor) [pid 1607] close(6) = -1 EBADF (Bad file descriptor) [pid 1607] close(7) = -1 EBADF (Bad file descriptor) [pid 1607] close(8) = -1 EBADF (Bad file descriptor) [pid 1607] close(9) = -1 EBADF (Bad file descriptor) [pid 1607] close(10) = -1 EBADF (Bad file descriptor) [pid 1607] close(11) = -1 EBADF (Bad file descriptor) [pid 1607] close(12) = -1 EBADF (Bad file descriptor) [pid 1607] close(13) = -1 EBADF (Bad file descriptor) [pid 1607] close(14) = -1 EBADF (Bad file descriptor) [pid 1607] close(15) = -1 EBADF (Bad file descriptor) [pid 1607] close(16) = -1 EBADF (Bad file descriptor) [pid 1607] close(17) = -1 EBADF (Bad file descriptor) [pid 1607] close(18) = -1 EBADF (Bad file descriptor) [pid 1607] close(19) = -1 EBADF (Bad file descriptor) [pid 1607] close(20) = -1 EBADF (Bad file descriptor) [pid 1607] close(21) = -1 EBADF (Bad file descriptor) [pid 1607] close(22) = -1 EBADF (Bad file descriptor) [pid 1607] close(23) = -1 EBADF (Bad file descriptor) [pid 1607] close(24) = -1 EBADF (Bad file descriptor) [pid 1607] close(25) = -1 EBADF (Bad file descriptor) [pid 1607] close(26) = -1 EBADF (Bad file descriptor) [pid 1607] close(27) = -1 EBADF (Bad file descriptor) [pid 1607] close(28) = -1 EBADF (Bad file descriptor) [pid 1607] close(29) = -1 EBADF (Bad file descriptor) [pid 1607] exit_group(0) = ? [pid 1607] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", [pid 1631] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./20/cgroup.cpu") = 0 [pid 306] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./20/binderfs") = 0 [pid 306] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./20/cgroup") = 0 [pid 306] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./20/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./20") = 0 [pid 306] mkdir("./21", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 23 ./strace-static-x86_64: Process 1670 attached [pid 1670] set_robust_list(0x55555647a660, 24) = 0 [pid 1670] chdir("./21") = 0 [pid 1670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1670] setpgid(0, 0) = 0 [pid 1670] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1670] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1670] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1670] write(3, "1000", 4) = 4 [pid 1670] close(3) = 0 [pid 1670] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1670] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1670] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 75.487472][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 75.494078][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 75.500497][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 75.509064][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 75.519886][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 75.527090][ T323] usb 3-1: USB disconnect, device number 22 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 75.534256][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 75.547351][ T6] usb 1-1: new high-speed USB device number 23 using dummy_hcd [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1661] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1637] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1637] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1661] <... ioctl resumed>, 0x7f6288c9081c) = 11 [ 75.597455][ T19] usb 4-1: new high-speed USB device number 23 using dummy_hcd [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1637] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1631] close(3) = 0 [pid 1631] close(4) = -1 EBADF (Bad file descriptor) [pid 1631] close(5) = -1 EBADF (Bad file descriptor) [pid 1631] close(6) = -1 EBADF (Bad file descriptor) [pid 1631] close(7) = -1 EBADF (Bad file descriptor) [pid 1631] close(8) = -1 EBADF (Bad file descriptor) [pid 1631] close(9) = -1 EBADF (Bad file descriptor) [pid 1631] close(10) = -1 EBADF (Bad file descriptor) [pid 1631] close(11) = -1 EBADF (Bad file descriptor) [pid 1631] close(12) = -1 EBADF (Bad file descriptor) [pid 1631] close(13) = -1 EBADF (Bad file descriptor) [pid 1631] close(14) = -1 EBADF (Bad file descriptor) [pid 1631] close(15) = -1 EBADF (Bad file descriptor) [pid 1631] close(16) = -1 EBADF (Bad file descriptor) [pid 1631] close(17) = -1 EBADF (Bad file descriptor) [pid 1631] close(18) = -1 EBADF (Bad file descriptor) [pid 1631] close(19) = -1 EBADF (Bad file descriptor) [pid 1631] close(20) = -1 EBADF (Bad file descriptor) [pid 1631] close(21) = -1 EBADF (Bad file descriptor) [pid 1631] close(22) = -1 EBADF (Bad file descriptor) [pid 1631] close(23) = -1 EBADF (Bad file descriptor) [pid 1631] close(24) = -1 EBADF (Bad file descriptor) [pid 1631] close(25) = -1 EBADF (Bad file descriptor) [pid 1631] close(26) = -1 EBADF (Bad file descriptor) [pid 1631] close(27) = -1 EBADF (Bad file descriptor) [pid 1631] close(28) = -1 EBADF (Bad file descriptor) [pid 1631] close(29) = -1 EBADF (Bad file descriptor) [pid 1631] exit_group(0) = ? [pid 1631] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./20/cgroup.cpu") = 0 [pid 308] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./20/binderfs") = 0 [pid 308] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./20/cgroup") = 0 [pid 308] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./20/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./20") = 0 [pid 308] mkdir("./21", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1689 attached [pid 1689] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 23 [pid 1689] <... set_robust_list resumed>) = 0 [pid 1689] chdir("./21") = 0 [pid 1689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1689] setpgid(0, 0) = 0 [pid 1689] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1689] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1689] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1689] write(3, "1000", 4) = 4 [pid 1689] close(3) = 0 [pid 1689] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1689] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1689] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1689] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 75.667464][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 75.673739][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 75.681346][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 75.697495][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 75.704617][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 75.719561][ T24] usb 6-1: USB disconnect, device number 22 [ 75.726232][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1667] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1661] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1661] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1637] close(3) = 0 [pid 1637] close(4) = -1 EBADF (Bad file descriptor) [pid 1637] close(5) = -1 EBADF (Bad file descriptor) [pid 1637] close(6) = -1 EBADF (Bad file descriptor) [pid 1637] close(7) = -1 EBADF (Bad file descriptor) [pid 1637] close(8) = -1 EBADF (Bad file descriptor) [pid 1637] close(9) = -1 EBADF (Bad file descriptor) [pid 1637] close(10) = -1 EBADF (Bad file descriptor) [pid 1637] close(11) = -1 EBADF (Bad file descriptor) [pid 1637] close(12) = -1 EBADF (Bad file descriptor) [pid 1637] close(13) = -1 EBADF (Bad file descriptor) [pid 1637] close(14) = -1 EBADF (Bad file descriptor) [pid 1637] close(15) = -1 EBADF (Bad file descriptor) [pid 1637] close(16) = -1 EBADF (Bad file descriptor) [pid 1637] close(17) = -1 EBADF (Bad file descriptor) [pid 1637] close(18) = -1 EBADF (Bad file descriptor) [pid 1637] close(19) = -1 EBADF (Bad file descriptor) [pid 1637] close(20) = -1 EBADF (Bad file descriptor) [pid 1637] close(21) = -1 EBADF (Bad file descriptor) [pid 1637] close(22) = -1 EBADF (Bad file descriptor) [pid 1637] close(23) = -1 EBADF (Bad file descriptor) [pid 1637] close(24) = -1 EBADF (Bad file descriptor) [pid 1637] close(25) = -1 EBADF (Bad file descriptor) [pid 1637] close(26) = -1 EBADF (Bad file descriptor) [pid 1637] close(27) = -1 EBADF (Bad file descriptor) [pid 1637] close(28) = -1 EBADF (Bad file descriptor) [pid 1637] close(29) = -1 EBADF (Bad file descriptor) [pid 1637] exit_group(0) = ? [pid 1637] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1661] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./20/cgroup.cpu") = 0 [pid 307] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./20/binderfs") = 0 [pid 307] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./20/cgroup") = 0 [pid 307] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./20/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./20") = 0 [pid 307] mkdir("./21", 0777 [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1699 attached [pid 1699] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 23 [pid 1699] <... set_robust_list resumed>) = 0 [pid 1699] chdir("./21") = 0 [pid 1699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1699] setpgid(0, 0) = 0 [pid 1699] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1699] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1699] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1699] write(3, "1000", 4) = 4 [pid 1699] close(3) = 0 [pid 1699] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1699] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1699] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1699] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1667] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 75.887450][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 75.892839][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 75.900180][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 75.907412][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 75.908845][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 75.929227][ T323] usb 3-1: new high-speed USB device number 23 using dummy_hcd [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1670] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1667] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1670] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1667] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 75.936567][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 75.943514][ T316] usb 5-1: USB disconnect, device number 22 [ 75.950439][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 75.957660][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1667] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1667] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1661] close(3) = 0 [pid 1661] close(4) = -1 EBADF (Bad file descriptor) [pid 1661] close(5) = -1 EBADF (Bad file descriptor) [pid 1661] close(6) = -1 EBADF (Bad file descriptor) [pid 1661] close(7) = -1 EBADF (Bad file descriptor) [pid 1661] close(8) = -1 EBADF (Bad file descriptor) [pid 1661] close(9) = -1 EBADF (Bad file descriptor) [pid 1661] close(10) = -1 EBADF (Bad file descriptor) [pid 1661] close(11) = -1 EBADF (Bad file descriptor) [pid 1661] close(12) = -1 EBADF (Bad file descriptor) [pid 1661] close(13) = -1 EBADF (Bad file descriptor) [pid 1661] close(14) = -1 EBADF (Bad file descriptor) [pid 1661] close(15) = -1 EBADF (Bad file descriptor) [pid 1661] close(16) = -1 EBADF (Bad file descriptor) [pid 1661] close(17) = -1 EBADF (Bad file descriptor) [pid 1661] close(18) = -1 EBADF (Bad file descriptor) [pid 1661] close(19) = -1 EBADF (Bad file descriptor) [pid 1661] close(20) = -1 EBADF (Bad file descriptor) [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1661] close(21) = -1 EBADF (Bad file descriptor) [pid 1661] close(22) = -1 EBADF (Bad file descriptor) [pid 1661] close(23) = -1 EBADF (Bad file descriptor) [pid 1661] close(24) = -1 EBADF (Bad file descriptor) [pid 1661] close(25) = -1 EBADF (Bad file descriptor) [pid 1661] close(26) = -1 EBADF (Bad file descriptor) [pid 1661] close(27) = -1 EBADF (Bad file descriptor) [pid 1661] close(28) = -1 EBADF (Bad file descriptor) [pid 1661] close(29) = -1 EBADF (Bad file descriptor) [pid 1661] exit_group(0) = ? [pid 1661] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 76.087458][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 76.096667][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 76.107415][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 76.112969][ T6] usb 1-1: Product: syz [ 76.121329][ T6] usb 1-1: Manufacturer: syz [ 76.123915][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 304] unlink("./20/cgroup.cpu" [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... unlink resumed>) = 0 [pid 304] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./20/binderfs") = 0 [pid 304] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./20/cgroup") = 0 [pid 304] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./20/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./20") = 0 [pid 304] mkdir("./21", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1721 attached [pid 1721] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 23 [pid 1721] <... set_robust_list resumed>) = 0 [pid 1721] chdir("./21") = 0 [pid 1721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1721] setpgid(0, 0) = 0 [pid 1721] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1721] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1721] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1721] write(3, "1000", 4) = 4 [pid 1721] close(3) = 0 [pid 1721] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1721] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1721] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 76.126179][ T6] usb 1-1: SerialNumber: syz [ 76.141002][ T37] usb 2-1: USB disconnect, device number 22 [ 76.141921][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 76.146966][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 76.155945][ T24] usb 6-1: new high-speed USB device number 23 using dummy_hcd [ 76.167493][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1667] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1670] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1670] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 76.195829][ T19] usb 4-1: Product: syz [ 76.200270][ T19] usb 4-1: Manufacturer: syz [ 76.204795][ T19] usb 4-1: SerialNumber: syz [pid 1670] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 76.327403][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1670] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1670] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 76.387390][ T316] usb 5-1: new high-speed USB device number 23 using dummy_hcd [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1670] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1670] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1670] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1670] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 76.517503][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 76.526529][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 76.534544][ T323] usb 3-1: Product: syz [ 76.538698][ T323] usb 3-1: Manufacturer: syz [ 76.543106][ T323] usb 3-1: SerialNumber: syz [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1670] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 76.577418][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 76.588667][ T37] usb 2-1: new high-speed USB device number 23 using dummy_hcd [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 76.787445][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 76.798195][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 76.806996][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 76.815163][ T24] usb 6-1: Product: syz [ 76.819311][ T24] usb 6-1: Manufacturer: syz [ 76.823719][ T24] usb 6-1: SerialNumber: syz [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1721] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1667] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1721] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1721] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1721] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1670] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1699] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] <... ioctl resumed>, 0) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 76.987440][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 76.996405][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 77.007061][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 77.015086][ T316] usb 5-1: Product: syz [ 77.019146][ T316] usb 5-1: Manufacturer: syz [ 77.023501][ T316] usb 5-1: SerialNumber: syz [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1699] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1721] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1667] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1721] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1668] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1721] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 77.177399][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 77.186323][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 77.194252][ T37] usb 2-1: Product: syz [ 77.198349][ T37] usb 2-1: Manufacturer: syz [ 77.202752][ T37] usb 2-1: SerialNumber: syz [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1699] <... ioctl resumed>, 0) = 0 [pid 1689] <... ioctl resumed>, 0xa) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1699] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1689] <... ioctl resumed>, 0xb) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1699] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1667] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1668] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1668] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 77.317409][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 77.324426][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 77.332093][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 77.347475][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 77.353844][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 77.361184][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1667] close(3) = 0 [pid 1667] close(4) = -1 EBADF (Bad file descriptor) [pid 1667] close(5) = -1 EBADF (Bad file descriptor) [pid 1667] close(6) = -1 EBADF (Bad file descriptor) [pid 1667] close(7) = -1 EBADF (Bad file descriptor) [pid 1667] close(8) = -1 EBADF (Bad file descriptor) [pid 1667] close(9) = -1 EBADF (Bad file descriptor) [pid 1667] close(10) = -1 EBADF (Bad file descriptor) [pid 1667] close(11) = -1 EBADF (Bad file descriptor) [pid 1667] close(12) = -1 EBADF (Bad file descriptor) [pid 1667] close(13) = -1 EBADF (Bad file descriptor) [pid 1667] close(14) = -1 EBADF (Bad file descriptor) [pid 1667] close(15) = -1 EBADF (Bad file descriptor) [pid 1667] close(16) = -1 EBADF (Bad file descriptor) [pid 1667] close(17) = -1 EBADF (Bad file descriptor) [pid 1667] close(18) = -1 EBADF (Bad file descriptor) [pid 1667] close(19) = -1 EBADF (Bad file descriptor) [pid 1667] close(20) = -1 EBADF (Bad file descriptor) [pid 1667] close(21) = -1 EBADF (Bad file descriptor) [pid 1667] close(22) = -1 EBADF (Bad file descriptor) [pid 1667] close(23) = -1 EBADF (Bad file descriptor) [pid 1667] close(24) = -1 EBADF (Bad file descriptor) [pid 1667] close(25) = -1 EBADF (Bad file descriptor) [pid 1667] close(26) = -1 EBADF (Bad file descriptor) [pid 1667] close(27) = -1 EBADF (Bad file descriptor) [pid 1667] close(28) = -1 EBADF (Bad file descriptor) [pid 1667] close(29) = -1 EBADF (Bad file descriptor) [pid 1667] exit_group(0) = ? [pid 1667] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./21/cgroup.cpu") = 0 [pid 302] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./21/binderfs") = 0 [pid 302] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./21/cgroup") = 0 [pid 302] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./21/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./21") = 0 [pid 302] mkdir("./22", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1730 attached [pid 1730] set_robust_list(0x55555647a660, 24 [pid 1668] close(3) = 0 [pid 1668] close(4) = -1 EBADF (Bad file descriptor) [pid 1668] close(5) = -1 EBADF (Bad file descriptor) [pid 1668] close(6) = -1 EBADF (Bad file descriptor) [pid 1668] close(7) = -1 EBADF (Bad file descriptor) [pid 1668] close(8) = -1 EBADF (Bad file descriptor) [pid 1668] close(9) = -1 EBADF (Bad file descriptor) [pid 1668] close(10) = -1 EBADF (Bad file descriptor) [pid 1668] close(11) = -1 EBADF (Bad file descriptor) [pid 1668] close(12) = -1 EBADF (Bad file descriptor) [pid 1668] close(13) = -1 EBADF (Bad file descriptor) [pid 1668] close(14) = -1 EBADF (Bad file descriptor) [pid 1668] close(15) = -1 EBADF (Bad file descriptor) [pid 1668] close(16) = -1 EBADF (Bad file descriptor) [pid 1668] close(17) = -1 EBADF (Bad file descriptor) [pid 1668] close(18) = -1 EBADF (Bad file descriptor) [pid 1668] close(19) = -1 EBADF (Bad file descriptor) [pid 1668] close(20) = -1 EBADF (Bad file descriptor) [pid 1668] close(21) = -1 EBADF (Bad file descriptor) [pid 1668] close(22) = -1 EBADF (Bad file descriptor) [pid 1668] close(23) = -1 EBADF (Bad file descriptor) [pid 1668] close(24) = -1 EBADF (Bad file descriptor) [pid 1668] close(25 [pid 1730] <... set_robust_list resumed>) = 0 [pid 1668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 24 [pid 1668] close(26) = -1 EBADF (Bad file descriptor) [pid 1668] close(27) = -1 EBADF (Bad file descriptor) [pid 1668] close(28) = -1 EBADF (Bad file descriptor) [pid 1668] close(29) = -1 EBADF (Bad file descriptor) [pid 1668] exit_group(0) = ? [pid 1668] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./21/cgroup.cpu") = 0 [pid 305] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./21/binderfs") = 0 [pid 305] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./21/cgroup") = 0 [pid 305] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./21/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./21") = 0 [pid 305] mkdir("./22", 0777 [pid 1730] chdir("./22" [pid 305] <... mkdir resumed>) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1731 attached [pid 1731] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 24 [pid 1731] <... set_robust_list resumed>) = 0 [pid 1731] chdir("./22") = 0 [pid 1731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1731] setpgid(0, 0) = 0 [pid 1731] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1731] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1731] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1731] write(3, "1000", 4) = 4 [pid 1731] close(3) = 0 [pid 1731] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1731] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1731] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1731] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] <... chdir resumed>) = 0 [pid 1730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1730] setpgid(0, 0) = 0 [pid 1730] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1730] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [ 77.537451][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 77.546720][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 77.559314][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 77.571370][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 1730] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1730] write(3, "1000", 4) = 4 [pid 1730] close(3) = 0 [pid 1730] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1730] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1730] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1670] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 77.587910][ T6] usb 1-1: USB disconnect, device number 23 [ 77.602529][ T19] usb 4-1: USB disconnect, device number 23 [ 77.609181][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 77.618897][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 1670] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 77.657441][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 77.663714][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 77.671698][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1699] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1689] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1670] close(3) = 0 [pid 1670] close(4) = -1 EBADF (Bad file descriptor) [pid 1670] close(5) = -1 EBADF (Bad file descriptor) [pid 1670] close(6) = -1 EBADF (Bad file descriptor) [pid 1670] close(7) = -1 EBADF (Bad file descriptor) [pid 1670] close(8) = -1 EBADF (Bad file descriptor) [pid 1670] close(9) = -1 EBADF (Bad file descriptor) [pid 1670] close(10) = -1 EBADF (Bad file descriptor) [pid 1670] close(11) = -1 EBADF (Bad file descriptor) [pid 1670] close(12) = -1 EBADF (Bad file descriptor) [pid 1670] close(13) = -1 EBADF (Bad file descriptor) [pid 1670] close(14) = -1 EBADF (Bad file descriptor) [pid 1670] close(15) = -1 EBADF (Bad file descriptor) [pid 1670] close(16) = -1 EBADF (Bad file descriptor) [pid 1670] close(17) = -1 EBADF (Bad file descriptor) [pid 1670] close(18) = -1 EBADF (Bad file descriptor) [pid 1670] close(19) = -1 EBADF (Bad file descriptor) [pid 1670] close(20) = -1 EBADF (Bad file descriptor) [pid 1670] close(21) = -1 EBADF (Bad file descriptor) [pid 1670] close(22) = -1 EBADF (Bad file descriptor) [pid 1670] close(23) = -1 EBADF (Bad file descriptor) [pid 1670] close(24) = -1 EBADF (Bad file descriptor) [pid 1670] close(25) = -1 EBADF (Bad file descriptor) [pid 1670] close(26) = -1 EBADF (Bad file descriptor) [pid 1670] close(27) = -1 EBADF (Bad file descriptor) [pid 1670] close(28) = -1 EBADF (Bad file descriptor) [pid 1670] close(29) = -1 EBADF (Bad file descriptor) [pid 1670] exit_group(0) = ? [pid 1670] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./21/cgroup.cpu") = 0 [pid 306] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./21/binderfs") = 0 [pid 306] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./21/cgroup") = 0 [pid 306] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./21/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./21") = 0 [pid 306] mkdir("./22", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 24 [pid 1721] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE./strace-static-x86_64: Process 1759 attached [pid 1759] set_robust_list(0x55555647a660, 24) = 0 [pid 1759] chdir("./22") = 0 [pid 1759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1759] setpgid(0, 0) = 0 [pid 1759] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1759] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1759] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 1721] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1759] <... symlink resumed>) = 0 [pid 1759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1759] write(3, "1000", 4) = 4 [pid 1759] close(3) = 0 [pid 1759] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1759] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1759] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1759] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 77.867427][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 77.875454][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 77.906280][ T323] usb 3-1: USB disconnect, device number 23 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1689] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1699] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 77.912367][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1689] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 77.947473][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 77.955122][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 77.968754][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 78.017435][ T6] usb 1-1: new high-speed USB device number 24 using dummy_hcd [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 78.067365][ T19] usb 4-1: new high-speed USB device number 24 using dummy_hcd [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1689] close(3 [pid 1699] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1689] <... close resumed>) = 0 [pid 1699] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1689] close(4) = -1 EBADF (Bad file descriptor) [pid 1689] close(5) = -1 EBADF (Bad file descriptor) [pid 1689] close(6) = -1 EBADF (Bad file descriptor) [pid 1689] close(7) = -1 EBADF (Bad file descriptor) [pid 1689] close(8) = -1 EBADF (Bad file descriptor) [pid 1689] close(9) = -1 EBADF (Bad file descriptor) [pid 1689] close(10) = -1 EBADF (Bad file descriptor) [pid 1689] close(11) = -1 EBADF (Bad file descriptor) [pid 1689] close(12) = -1 EBADF (Bad file descriptor) [pid 1689] close(13) = -1 EBADF (Bad file descriptor) [pid 1689] close(14) = -1 EBADF (Bad file descriptor) [pid 1689] close(15) = -1 EBADF (Bad file descriptor) [pid 1689] close(16) = -1 EBADF (Bad file descriptor) [pid 1689] close(17) = -1 EBADF (Bad file descriptor) [pid 1689] close(18) = -1 EBADF (Bad file descriptor) [pid 1689] close(19) = -1 EBADF (Bad file descriptor) [pid 1689] close(20) = -1 EBADF (Bad file descriptor) [pid 1689] close(21) = -1 EBADF (Bad file descriptor) [pid 1689] close(22) = -1 EBADF (Bad file descriptor) [pid 1689] close(23) = -1 EBADF (Bad file descriptor) [pid 1689] close(24) = -1 EBADF (Bad file descriptor) [pid 1689] close(25) = -1 EBADF (Bad file descriptor) [pid 1689] close(26) = -1 EBADF (Bad file descriptor) [pid 1689] close(27) = -1 EBADF (Bad file descriptor) [pid 1689] close(28) = -1 EBADF (Bad file descriptor) [pid 1689] close(29) = -1 EBADF (Bad file descriptor) [pid 1689] exit_group(0) = ? [pid 1699] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1689] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./21/cgroup.cpu") = 0 [pid 308] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./21/binderfs") = 0 [pid 308] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./21/cgroup") = 0 [pid 308] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./21/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./21") = 0 [pid 308] mkdir("./22", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1787 attached , child_tidptr=0x55555647a650) = 24 [pid 1787] set_robust_list(0x55555647a660, 24) = 0 [pid 1787] chdir("./22") = 0 [pid 1787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1787] setpgid(0, 0) = 0 [pid 1787] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1787] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1787] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1787] write(3, "1000", 4) = 4 [pid 1787] close(3) = 0 [pid 1787] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1787] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [ 78.158153][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 78.165722][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 78.177422][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 78.183666][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 1787] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1787] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 78.205536][ T24] usb 6-1: USB disconnect, device number 23 [ 78.216673][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 78.226040][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1721] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1721] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1721] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 78.327413][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 78.333782][ T323] usb 3-1: new high-speed USB device number 24 using dummy_hcd [ 78.341582][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 78.349519][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1699] close(3) = 0 [pid 1699] close(4) = -1 EBADF (Bad file descriptor) [pid 1699] close(5) = -1 EBADF (Bad file descriptor) [pid 1699] close(6) = -1 EBADF (Bad file descriptor) [pid 1699] close(7) = -1 EBADF (Bad file descriptor) [pid 1699] close(8) = -1 EBADF (Bad file descriptor) [pid 1699] close(9) = -1 EBADF (Bad file descriptor) [pid 1699] close(10) = -1 EBADF (Bad file descriptor) [pid 1699] close(11) = -1 EBADF (Bad file descriptor) [pid 1699] close(12) = -1 EBADF (Bad file descriptor) [pid 1699] close(13) = -1 EBADF (Bad file descriptor) [pid 1699] close(14) = -1 EBADF (Bad file descriptor) [pid 1699] close(15) = -1 EBADF (Bad file descriptor) [pid 1699] close(16) = -1 EBADF (Bad file descriptor) [pid 1699] close(17) = -1 EBADF (Bad file descriptor) [pid 1699] close(18) = -1 EBADF (Bad file descriptor) [pid 1699] close(19) = -1 EBADF (Bad file descriptor) [pid 1699] close(20) = -1 EBADF (Bad file descriptor) [pid 1699] close(21) = -1 EBADF (Bad file descriptor) [pid 1699] close(22) = -1 EBADF (Bad file descriptor) [pid 1699] close(23) = -1 EBADF (Bad file descriptor) [pid 1699] close(24) = -1 EBADF (Bad file descriptor) [pid 1699] close(25) = -1 EBADF (Bad file descriptor) [pid 1699] close(26) = -1 EBADF (Bad file descriptor) [pid 1699] close(27) = -1 EBADF (Bad file descriptor) [pid 1699] close(28) = -1 EBADF (Bad file descriptor) [pid 1699] close(29) = -1 EBADF (Bad file descriptor) [pid 1699] exit_group(0) = ? [pid 1759] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1699] +++ exited with 0 +++ [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./21/cgroup.cpu") = 0 [pid 307] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./21/binderfs") = 0 [ 78.377398][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 78.397437][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 78.404947][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 78.421012][ T316] usb 5-1: USB disconnect, device number 23 [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1730] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 307] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./21/cgroup") = 0 [pid 307] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./21/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./21") = 0 [pid 307] mkdir("./22", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1814 attached , child_tidptr=0x55555647a650) = 24 [pid 1814] set_robust_list(0x55555647a660, 24) = 0 [pid 1814] chdir("./22") = 0 [pid 1814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1814] setpgid(0, 0) = 0 [pid 1814] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1814] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] <... symlink resumed>) = 0 [pid 1814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1814] write(3, "1000", 4) = 4 [pid 1814] close(3) = 0 [pid 1814] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1814] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1814] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1730] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 78.428284][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 78.433876][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1730] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1721] close(3) = 0 [pid 1721] close(4) = -1 EBADF (Bad file descriptor) [pid 1721] close(5) = -1 EBADF (Bad file descriptor) [pid 1721] close(6) = -1 EBADF (Bad file descriptor) [pid 1721] close(7) = -1 EBADF (Bad file descriptor) [pid 1721] close(8) = -1 EBADF (Bad file descriptor) [pid 1721] close(9) = -1 EBADF (Bad file descriptor) [pid 1721] close(10) = -1 EBADF (Bad file descriptor) [pid 1721] close(11) = -1 EBADF (Bad file descriptor) [pid 1721] close(12) = -1 EBADF (Bad file descriptor) [pid 1721] close(13) = -1 EBADF (Bad file descriptor) [pid 1721] close(14) = -1 EBADF (Bad file descriptor) [pid 1721] close(15) = -1 EBADF (Bad file descriptor) [pid 1721] close(16 [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1721] close(17) = -1 EBADF (Bad file descriptor) [pid 1721] close(18) = -1 EBADF (Bad file descriptor) [pid 1721] close(19) = -1 EBADF (Bad file descriptor) [pid 1721] close(20) = -1 EBADF (Bad file descriptor) [pid 1721] close(21) = -1 EBADF (Bad file descriptor) [pid 1721] close(22) = -1 EBADF (Bad file descriptor) [pid 1721] close(23) = -1 EBADF (Bad file descriptor) [pid 1721] close(24) = -1 EBADF (Bad file descriptor) [pid 1721] close(25) = -1 EBADF (Bad file descriptor) [pid 1721] close(26) = -1 EBADF (Bad file descriptor) [pid 1721] close(27) = -1 EBADF (Bad file descriptor) [pid 1721] close(28) = -1 EBADF (Bad file descriptor) [pid 1721] close(29) = -1 EBADF (Bad file descriptor) [pid 1721] exit_group(0) = ? [pid 1721] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...> [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] <... restart_syscall resumed>) = 0 [pid 304] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] <... openat resumed>) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./21/cgroup.cpu") = 0 [pid 304] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./21/binderfs") = 0 [pid 304] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./21/cgroup", [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1730] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] unlink("./21/cgroup") = 0 [pid 304] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./21/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./21") = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] mkdir("./22", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1817 attached [pid 1817] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 24 [pid 1817] <... set_robust_list resumed>) = 0 [pid 1817] chdir("./22") = 0 [pid 1817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1817] setpgid(0, 0) = 0 [pid 1817] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1817] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1817] symlink("/syzcgroup/net/syz1", "./cgroup.net" [ 78.537435][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 78.544778][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 78.557552][ T37] usb 2-1: USB disconnect, device number 23 [ 78.557950][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 78.563547][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1817] <... symlink resumed>) = 0 [pid 1817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1817] write(3, "1000", 4) = 4 [pid 1817] close(3) = 0 [pid 1817] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1817] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1817] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 78.587794][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 78.596767][ T6] usb 1-1: Product: syz [ 78.602169][ T6] usb 1-1: Manufacturer: syz [ 78.606592][ T6] usb 1-1: SerialNumber: syz [ 78.607419][ T24] usb 6-1: new high-speed USB device number 24 using dummy_hcd [ 78.611364][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 78.629468][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1787] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1759] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1730] <... ioctl resumed>, 0) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1731] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1731] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1759] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 78.637812][ T19] usb 4-1: Product: syz [ 78.642059][ T19] usb 4-1: Manufacturer: syz [ 78.646565][ T19] usb 4-1: SerialNumber: syz [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 78.737416][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1759] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 78.827448][ T316] usb 5-1: new high-speed USB device number 24 using dummy_hcd [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1730] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1731] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1787] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1759] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1759] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 78.917777][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 78.926750][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 78.934876][ T323] usb 3-1: Product: syz [ 78.939363][ T323] usb 3-1: Manufacturer: syz [ 78.943796][ T323] usb 3-1: SerialNumber: syz [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1759] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1787] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 78.977402][ T37] usb 2-1: new high-speed USB device number 24 using dummy_hcd [ 79.007413][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1787] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1730] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1731] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1787] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1787] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1787] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1817] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 79.187431][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 79.198243][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 79.207099][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 79.215427][ T24] usb 6-1: Product: syz [ 79.219590][ T24] usb 6-1: Manufacturer: syz [ 79.224001][ T24] usb 6-1: SerialNumber: syz [pid 1787] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1817] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1730] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1731] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1817] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 79.357423][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 79.387436][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 79.396384][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1817] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1759] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1817] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 79.404307][ T316] usb 5-1: Product: syz [ 79.408507][ T316] usb 5-1: Manufacturer: syz [ 79.412934][ T316] usb 5-1: SerialNumber: syz [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1817] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1787] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1730] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1731] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1817] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 79.527424][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 79.536406][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 79.544513][ T37] usb 2-1: Product: syz [ 79.548712][ T37] usb 2-1: Manufacturer: syz [ 79.553132][ T37] usb 2-1: SerialNumber: syz [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1730] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1731] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1731] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1730] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1731] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 79.777411][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 79.783970][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 79.791555][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 79.797943][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 79.803452][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 79.810981][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1730] close(3) = 0 [pid 1730] close(4) = -1 EBADF (Bad file descriptor) [pid 1730] close(5) = -1 EBADF (Bad file descriptor) [pid 1730] close(6) = -1 EBADF (Bad file descriptor) [pid 1730] close(7) = -1 EBADF (Bad file descriptor) [pid 1730] close(8) = -1 EBADF (Bad file descriptor) [pid 1730] close(9) = -1 EBADF (Bad file descriptor) [pid 1730] close(10) = -1 EBADF (Bad file descriptor) [pid 1730] close(11) = -1 EBADF (Bad file descriptor) [pid 1730] close(12) = -1 EBADF (Bad file descriptor) [pid 1730] close(13) = -1 EBADF (Bad file descriptor) [pid 1730] close(14) = -1 EBADF (Bad file descriptor) [pid 1730] close(15) = -1 EBADF (Bad file descriptor) [pid 1730] close(16) = -1 EBADF (Bad file descriptor) [pid 1730] close(17) = -1 EBADF (Bad file descriptor) [pid 1730] close(18) = -1 EBADF (Bad file descriptor) [pid 1730] close(19) = -1 EBADF (Bad file descriptor) [pid 1730] close(20) = -1 EBADF (Bad file descriptor) [pid 1730] close(21) = -1 EBADF (Bad file descriptor) [pid 1730] close(22) = -1 EBADF (Bad file descriptor) [pid 1730] close(23) = -1 EBADF (Bad file descriptor) [pid 1730] close(24) = -1 EBADF (Bad file descriptor) [pid 1730] close(25) = -1 EBADF (Bad file descriptor) [pid 1730] close(26) = -1 EBADF (Bad file descriptor) [pid 1730] close(27) = -1 EBADF (Bad file descriptor) [pid 1730] close(28) = -1 EBADF (Bad file descriptor) [pid 1730] close(29) = -1 EBADF (Bad file descriptor) [pid 1730] exit_group(0) = ? [pid 1730] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 302] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./22/cgroup.cpu") = 0 [pid 1731] close(3 [pid 302] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./22/binderfs") = 0 [pid 302] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./22/cgroup") = 0 [pid 302] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./22/cgroup.net" [pid 1731] <... close resumed>) = 0 [pid 302] <... unlink resumed>) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./22") = 0 [pid 302] mkdir("./23", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1819 attached [pid 1731] close(4 [pid 1819] set_robust_list(0x55555647a660, 24 [pid 1731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 25 [pid 1819] <... set_robust_list resumed>) = 0 [pid 1731] close(5 [pid 1819] chdir("./23" [pid 1731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1731] close(6) = -1 EBADF (Bad file descriptor) [pid 1731] close(7) = -1 EBADF (Bad file descriptor) [pid 1731] close(8) = -1 EBADF (Bad file descriptor) [pid 1731] close(9) = -1 EBADF (Bad file descriptor) [pid 1731] close(10) = -1 EBADF (Bad file descriptor) [pid 1731] close(11) = -1 EBADF (Bad file descriptor) [pid 1731] close(12) = -1 EBADF (Bad file descriptor) [pid 1731] close(13) = -1 EBADF (Bad file descriptor) [pid 1731] close(14) = -1 EBADF (Bad file descriptor) [pid 1731] close(15) = -1 EBADF (Bad file descriptor) [pid 1731] close(16) = -1 EBADF (Bad file descriptor) [pid 1731] close(17) = -1 EBADF (Bad file descriptor) [pid 1731] close(18) = -1 EBADF (Bad file descriptor) [pid 1731] close(19) = -1 EBADF (Bad file descriptor) [pid 1731] close(20) = -1 EBADF (Bad file descriptor) [pid 1731] close(21) = -1 EBADF (Bad file descriptor) [pid 1731] close(22) = -1 EBADF (Bad file descriptor) [pid 1731] close(23) = -1 EBADF (Bad file descriptor) [pid 1731] close(24) = -1 EBADF (Bad file descriptor) [pid 1731] close(25) = -1 EBADF (Bad file descriptor) [pid 1731] close(26) = -1 EBADF (Bad file descriptor) [pid 1731] close(27) = -1 EBADF (Bad file descriptor) [pid 1731] close(28) = -1 EBADF (Bad file descriptor) [pid 1731] close(29) = -1 EBADF (Bad file descriptor) [pid 1731] exit_group(0) = ? [pid 1731] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] restart_syscall(<... resuming interrupted clone ...> [pid 1819] <... chdir resumed>) = 0 [pid 1819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1819] setpgid(0, 0) = 0 [pid 305] <... restart_syscall resumed>) = 0 [pid 1819] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1819] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 305] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1819] <... symlink resumed>) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1819] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 305] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1819] <... symlink resumed>) = 0 [pid 305] <... openat resumed>) = 3 [pid 1819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 305] newfstatat(3, "", [pid 1819] <... openat resumed>) = 3 [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1819] write(3, "1000", 4 [pid 305] getdents64(3, [pid 1819] <... write resumed>) = 4 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 1819] close(3 [pid 1817] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 305] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1819] <... close resumed>) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1819] symlink("/dev/binderfs", "./binderfs" [pid 1817] <... ioctl resumed>, 0xa) = 0 [pid 305] newfstatat(AT_FDCWD, "./22/cgroup.cpu", [pid 1819] <... symlink resumed>) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1819] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 1817] <... ioctl resumed>, 0xb) = 0 [pid 305] unlink("./22/cgroup.cpu" [pid 1819] <... openat resumed>) = 3 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 305] <... unlink resumed>) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_INIT [pid 305] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1819] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 305] newfstatat(AT_FDCWD, "./22/binderfs", [pid 1819] <... ioctl resumed>, 0) = 0 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 305] unlink("./22/binderfs" [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 305] <... unlink resumed>) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 305] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./22/cgroup") = 0 [pid 305] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./22/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./22") = 0 [pid 305] mkdir("./23", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 25 ./strace-static-x86_64: Process 1820 attached [pid 1820] set_robust_list(0x55555647a660, 24) = 0 [pid 1820] chdir("./23") = 0 [pid 1820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1820] setpgid(0, 0) = 0 [pid 1820] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1820] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 1817] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1820] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 1820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1820] write(3, "1000", 4) = 4 [pid 1820] close(3) = 0 [pid 1820] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1820] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1820] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1820] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 79.997601][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 80.004433][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 80.015372][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 80.024684][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 80.038001][ T6] usb 1-1: USB disconnect, device number 24 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1759] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1759] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 80.056718][ T19] usb 4-1: USB disconnect, device number 24 [ 80.067453][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 80.074649][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 80.076553][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 80.083140][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [ 80.097010][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1759] close(3) = 0 [pid 1759] close(4) = -1 EBADF (Bad file descriptor) [pid 1759] close(5) = -1 EBADF (Bad file descriptor) [pid 1759] close(6) = -1 EBADF (Bad file descriptor) [pid 1759] close(7) = -1 EBADF (Bad file descriptor) [pid 1759] close(8) = -1 EBADF (Bad file descriptor) [pid 1759] close(9) = -1 EBADF (Bad file descriptor) [pid 1759] close(10) = -1 EBADF (Bad file descriptor) [pid 1759] close(11) = -1 EBADF (Bad file descriptor) [pid 1759] close(12) = -1 EBADF (Bad file descriptor) [pid 1759] close(13) = -1 EBADF (Bad file descriptor) [pid 1759] close(14) = -1 EBADF (Bad file descriptor) [pid 1759] close(15) = -1 EBADF (Bad file descriptor) [pid 1759] close(16) = -1 EBADF (Bad file descriptor) [pid 1759] close(17) = -1 EBADF (Bad file descriptor) [pid 1759] close(18) = -1 EBADF (Bad file descriptor) [pid 1759] close(19) = -1 EBADF (Bad file descriptor) [pid 1759] close(20) = -1 EBADF (Bad file descriptor) [pid 1759] close(21) = -1 EBADF (Bad file descriptor) [pid 1759] close(22) = -1 EBADF (Bad file descriptor) [pid 1759] close(23) = -1 EBADF (Bad file descriptor) [pid 1759] close(24) = -1 EBADF (Bad file descriptor) [pid 1759] close(25) = -1 EBADF (Bad file descriptor) [pid 1759] close(26) = -1 EBADF (Bad file descriptor) [pid 1759] close(27) = -1 EBADF (Bad file descriptor) [pid 1759] close(28) = -1 EBADF (Bad file descriptor) [pid 1759] close(29) = -1 EBADF (Bad file descriptor) [pid 1759] exit_group(0) = ? [pid 1759] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./22/cgroup.cpu", [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1814] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 306] unlink("./22/cgroup.cpu" [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 306] <... unlink resumed>) = 0 [pid 1814] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 306] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1814] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1814] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 306] newfstatat(AT_FDCWD, "./22/binderfs", [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./22/binderfs") = 0 [pid 306] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./22/cgroup") = 0 [pid 306] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./22/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./22") = 0 [pid 306] mkdir("./23", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1848 attached , child_tidptr=0x55555647a650) = 25 [pid 1848] set_robust_list(0x55555647a660, 24) = 0 [pid 1848] chdir("./23") = 0 [pid 1848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1848] setpgid(0, 0) = 0 [pid 1848] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1848] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1848] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1848] write(3, "1000", 4) = 4 [pid 1848] close(3) = 0 [pid 1848] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1848] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1848] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1787] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 80.307410][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 80.322419][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 80.347508][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 80.353765][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 80.361550][ T323] usb 3-1: USB disconnect, device number 24 [ 80.368451][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 80.377769][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1814] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 80.487376][ T6] usb 1-1: new high-speed USB device number 25 using dummy_hcd [ 80.527499][ T19] usb 4-1: new high-speed USB device number 25 using dummy_hcd [pid 1814] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1814] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1787] close(3) = 0 [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1787] close(4) = -1 EBADF (Bad file descriptor) [pid 1787] close(5) = -1 EBADF (Bad file descriptor) [pid 1787] close(6) = -1 EBADF (Bad file descriptor) [pid 1787] close(7) = -1 EBADF (Bad file descriptor) [pid 1787] close(8) = -1 EBADF (Bad file descriptor) [pid 1787] close(9) = -1 EBADF (Bad file descriptor) [pid 1787] close(10) = -1 EBADF (Bad file descriptor) [pid 1787] close(11) = -1 EBADF (Bad file descriptor) [pid 1787] close(12) = -1 EBADF (Bad file descriptor) [pid 1787] close(13) = -1 EBADF (Bad file descriptor) [pid 1787] close(14) = -1 EBADF (Bad file descriptor) [pid 1787] close(15) = -1 EBADF (Bad file descriptor) [pid 1787] close(16) = -1 EBADF (Bad file descriptor) [pid 1787] close(17) = -1 EBADF (Bad file descriptor) [pid 1787] close(18) = -1 EBADF (Bad file descriptor) [pid 1787] close(19) = -1 EBADF (Bad file descriptor) [pid 1787] close(20) = -1 EBADF (Bad file descriptor) [pid 1787] close(21) = -1 EBADF (Bad file descriptor) [pid 1787] close(22) = -1 EBADF (Bad file descriptor) [pid 1787] close(23) = -1 EBADF (Bad file descriptor) [pid 1787] close(24) = -1 EBADF (Bad file descriptor) [pid 1787] close(25) = -1 EBADF (Bad file descriptor) [pid 1787] close(26) = -1 EBADF (Bad file descriptor) [pid 1787] close(27) = -1 EBADF (Bad file descriptor) [pid 1787] close(28) = -1 EBADF (Bad file descriptor) [pid 1787] close(29) = -1 EBADF (Bad file descriptor) [pid 1787] exit_group(0) = ? [pid 1787] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./22/cgroup.cpu") = 0 [pid 308] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./22/binderfs") = 0 [pid 308] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./22/cgroup") = 0 [pid 308] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./22/cgroup.net") = 0 [ 80.547433][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 80.553693][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 80.561227][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 80.568236][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 80.575220][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./22") = 0 [pid 308] mkdir("./23", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1878 attached [pid 1878] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 25 [pid 1878] <... set_robust_list resumed>) = 0 [pid 1878] chdir("./23") = 0 [pid 1878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1878] setpgid(0, 0) = 0 [pid 1878] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1878] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1878] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1878] write(3, "1000", 4) = 4 [pid 1878] close(3) = 0 [pid 1878] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1878] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1878] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1878] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 80.607719][ T24] usb 6-1: USB disconnect, device number 24 [ 80.617068][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1817] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1817] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1814] close(3) = 0 [pid 1814] close(4) = -1 EBADF (Bad file descriptor) [pid 1814] close(5) = -1 EBADF (Bad file descriptor) [pid 1814] close(6) = -1 EBADF (Bad file descriptor) [pid 1814] close(7) = -1 EBADF (Bad file descriptor) [pid 1814] close(8) = -1 EBADF (Bad file descriptor) [pid 1814] close(9) = -1 EBADF (Bad file descriptor) [pid 1814] close(10) = -1 EBADF (Bad file descriptor) [pid 1814] close(11) = -1 EBADF (Bad file descriptor) [pid 1814] close(12) = -1 EBADF (Bad file descriptor) [pid 1814] close(13) = -1 EBADF (Bad file descriptor) [pid 1814] close(14) = -1 EBADF (Bad file descriptor) [pid 1814] close(15) = -1 EBADF (Bad file descriptor) [pid 1814] close(16) = -1 EBADF (Bad file descriptor) [pid 1814] close(17) = -1 EBADF (Bad file descriptor) [pid 1814] close(18) = -1 EBADF (Bad file descriptor) [pid 1814] close(19) = -1 EBADF (Bad file descriptor) [pid 1814] close(20) = -1 EBADF (Bad file descriptor) [pid 1814] close(21) = -1 EBADF (Bad file descriptor) [pid 1814] close(22) = -1 EBADF (Bad file descriptor) [pid 1814] close(23) = -1 EBADF (Bad file descriptor) [pid 1814] close(24) = -1 EBADF (Bad file descriptor) [pid 1814] close(25) = -1 EBADF (Bad file descriptor) [pid 1814] close(26) = -1 EBADF (Bad file descriptor) [pid 1814] close(27) = -1 EBADF (Bad file descriptor) [pid 1814] close(28) = -1 EBADF (Bad file descriptor) [pid 1814] close(29) = -1 EBADF (Bad file descriptor) [pid 1814] exit_group(0) = ? [pid 1814] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...> [pid 1819] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... restart_syscall resumed>) = 0 [ 80.707395][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 80.714220][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 80.721813][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 307] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./22/cgroup.cpu") = 0 [pid 307] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./22/binderfs") = 0 [pid 307] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./22/cgroup") = 0 [pid 307] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./22/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./22") = 0 [pid 307] mkdir("./23", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1894 attached [pid 1894] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 25 [pid 1894] <... set_robust_list resumed>) = 0 [pid 1894] chdir("./23") = 0 [pid 1894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1894] setpgid(0, 0) = 0 [pid 1894] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 1894] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1894] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1894] write(3, "1000", 4) = 4 [pid 1894] close(3) = 0 [pid 1894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1894] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1894] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1894] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1819] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 80.777459][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 80.783785][ T323] usb 3-1: new high-speed USB device number 25 using dummy_hcd [ 80.795287][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 80.816195][ T316] usb 5-1: USB disconnect, device number 24 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1848] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1819] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 80.823353][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 80.847514][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1819] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1817] close(3) = 0 [pid 1817] close(4) = -1 EBADF (Bad file descriptor) [pid 1817] close(5) = -1 EBADF (Bad file descriptor) [pid 1817] close(6) = -1 EBADF (Bad file descriptor) [pid 1817] close(7) = -1 EBADF (Bad file descriptor) [pid 1817] close(8) = -1 EBADF (Bad file descriptor) [pid 1817] close(9) = -1 EBADF (Bad file descriptor) [pid 1817] close(10) = -1 EBADF (Bad file descriptor) [pid 1817] close(11) = -1 EBADF (Bad file descriptor) [pid 1817] close(12) = -1 EBADF (Bad file descriptor) [pid 1817] close(13) = -1 EBADF (Bad file descriptor) [pid 1817] close(14) = -1 EBADF (Bad file descriptor) [pid 1817] close(15) = -1 EBADF (Bad file descriptor) [pid 1817] close(16) = -1 EBADF (Bad file descriptor) [pid 1817] close(17) = -1 EBADF (Bad file descriptor) [pid 1817] close(18) = -1 EBADF (Bad file descriptor) [pid 1817] close(19) = -1 EBADF (Bad file descriptor) [pid 1817] close(20) = -1 EBADF (Bad file descriptor) [pid 1817] close(21) = -1 EBADF (Bad file descriptor) [pid 1817] close(22) = -1 EBADF (Bad file descriptor) [pid 1817] close(23) = -1 EBADF (Bad file descriptor) [pid 1817] close(24) = -1 EBADF (Bad file descriptor) [pid 1817] close(25) = -1 EBADF (Bad file descriptor) [pid 1817] close(26) = -1 EBADF (Bad file descriptor) [pid 1817] close(27) = -1 EBADF (Bad file descriptor) [pid 1817] close(28) = -1 EBADF (Bad file descriptor) [pid 1817] close(29) = -1 EBADF (Bad file descriptor) [pid 1817] exit_group(0) = ? [pid 1817] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./22/cgroup.cpu") = 0 [pid 304] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./22/binderfs") = 0 [pid 304] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./22/cgroup") = 0 [pid 304] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./22/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./22") = 0 [pid 304] mkdir("./23", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 25 [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE./strace-static-x86_64: Process 1906 attached [pid 1906] set_robust_list(0x55555647a660, 24) = 0 [pid 1906] chdir("./23") = 0 [pid 1906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1906] setpgid(0, 0) = 0 [pid 1906] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 1906] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1906] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 1906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1906] write(3, "1000", 4) = 4 [pid 1906] close(3) = 0 [pid 1906] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1906] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1906] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1819] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 80.897435][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 80.919138][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 80.926655][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 80.940713][ T37] usb 2-1: USB disconnect, device number 24 [pid 1906] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1906] <... ioctl resumed>, 0) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1819] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 80.950509][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1819] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1878] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 81.027366][ T24] usb 6-1: new high-speed USB device number 25 using dummy_hcd [ 81.027424][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 81.044697][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 81.052875][ T6] usb 1-1: Product: syz [ 81.056898][ T6] usb 1-1: Manufacturer: syz [ 81.062239][ T6] usb 1-1: SerialNumber: syz [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1819] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 1820] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 81.077423][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 81.089884][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 81.098449][ T19] usb 4-1: Product: syz [ 81.102967][ T19] usb 4-1: Manufacturer: syz [ 81.110345][ T19] usb 4-1: SerialNumber: syz [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1848] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 81.187461][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1894] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1878] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1848] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1819] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 81.267495][ T316] usb 5-1: new high-speed USB device number 25 using dummy_hcd [pid 1878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1878] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1848] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1906] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1906] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 81.367421][ T37] usb 2-1: new high-speed USB device number 25 using dummy_hcd [ 81.387475][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 81.396337][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 81.404489][ T323] usb 3-1: Product: syz [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1848] <... ioctl resumed>, 0) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1878] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1848] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 81.408612][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 81.419393][ T323] usb 3-1: Manufacturer: syz [ 81.423715][ T323] usb 3-1: SerialNumber: syz [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1819] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1878] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1878] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1894] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1878] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 81.587470][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 81.596356][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 81.604492][ T24] usb 6-1: Product: syz [ 81.608637][ T24] usb 6-1: Manufacturer: syz [ 81.613043][ T24] usb 6-1: SerialNumber: syz [pid 1878] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1906] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1878] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1906] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1906] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1894] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1848] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 81.637582][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1894] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1906] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1819] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1906] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1894] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1906] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1820] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 81.757409][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1906] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1906] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1878] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1878] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1906] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1894] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 81.837479][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 81.846435][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 81.854606][ T316] usb 5-1: Product: syz [ 81.858830][ T316] usb 5-1: Manufacturer: syz [ 81.863266][ T316] usb 5-1: SerialNumber: syz [pid 1906] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1906] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 81.947443][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 81.956384][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 81.964302][ T37] usb 2-1: Product: syz [ 81.968441][ T37] usb 2-1: Manufacturer: syz [ 81.972853][ T37] usb 2-1: SerialNumber: syz [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1819] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1819] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1820] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 82.207421][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 82.213668][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 82.221314][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] <... ioctl resumed>, 0xa) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [ 82.257434][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 82.263908][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 82.271496][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1894] <... ioctl resumed>, 0xb) = 0 [pid 1848] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1848] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1894] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1819] close(3) = 0 [pid 1819] close(4) = -1 EBADF (Bad file descriptor) [pid 1819] close(5) = -1 EBADF (Bad file descriptor) [pid 1819] close(6) = -1 EBADF (Bad file descriptor) [pid 1819] close(7) = -1 EBADF (Bad file descriptor) [pid 1819] close(8) = -1 EBADF (Bad file descriptor) [pid 1819] close(9) = -1 EBADF (Bad file descriptor) [pid 1819] close(10) = -1 EBADF (Bad file descriptor) [pid 1819] close(11) = -1 EBADF (Bad file descriptor) [pid 1819] close(12) = -1 EBADF (Bad file descriptor) [pid 1819] close(13) = -1 EBADF (Bad file descriptor) [pid 1819] close(14) = -1 EBADF (Bad file descriptor) [pid 1819] close(15) = -1 EBADF (Bad file descriptor) [pid 1819] close(16) = -1 EBADF (Bad file descriptor) [pid 1819] close(17) = -1 EBADF (Bad file descriptor) [pid 1819] close(18) = -1 EBADF (Bad file descriptor) [pid 1819] close(19) = -1 EBADF (Bad file descriptor) [pid 1819] close(20) = -1 EBADF (Bad file descriptor) [pid 1819] close(21) = -1 EBADF (Bad file descriptor) [pid 1819] close(22) = -1 EBADF (Bad file descriptor) [pid 1819] close(23) = -1 EBADF (Bad file descriptor) [pid 1819] close(24) = -1 EBADF (Bad file descriptor) [pid 1819] close(25) = -1 EBADF (Bad file descriptor) [pid 1819] close(26) = -1 EBADF (Bad file descriptor) [pid 1819] close(27) = -1 EBADF (Bad file descriptor) [pid 1819] close(28) = -1 EBADF (Bad file descriptor) [pid 1819] close(29) = -1 EBADF (Bad file descriptor) [pid 1819] exit_group(0) = ? [pid 1819] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 302] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1906] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 302] newfstatat(AT_FDCWD, "./23/cgroup.cpu", [pid 1906] <... ioctl resumed>, 0xa) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 302] unlink("./23/cgroup.cpu" [pid 1906] <... ioctl resumed>, 0xb) = 0 [pid 302] <... unlink resumed>) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 302] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./23/binderfs") = 0 [pid 302] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./23/cgroup") = 0 [pid 302] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./23/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./23") = 0 [pid 302] mkdir("./24", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1936 attached , child_tidptr=0x55555647a650) = 26 [pid 1936] set_robust_list(0x55555647a660, 24) = 0 [pid 1936] chdir("./24") = 0 [pid 1936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1936] setpgid(0, 0) = 0 [pid 1906] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1936] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 1936] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 1936] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 1936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1936] write(3, "1000", 4) = 4 [pid 1936] close(3) = 0 [pid 1936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1936] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1936] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1936] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1820] close(3) = 0 [pid 1820] close(4) = -1 EBADF (Bad file descriptor) [pid 1820] close(5) = -1 EBADF (Bad file descriptor) [pid 1820] close(6) = -1 EBADF (Bad file descriptor) [pid 1820] close(7) = -1 EBADF (Bad file descriptor) [pid 1820] close(8) = -1 EBADF (Bad file descriptor) [pid 1820] close(9) = -1 EBADF (Bad file descriptor) [pid 1820] close(10) = -1 EBADF (Bad file descriptor) [pid 1820] close(11) = -1 EBADF (Bad file descriptor) [pid 1820] close(12) = -1 EBADF (Bad file descriptor) [pid 1820] close(13) = -1 EBADF (Bad file descriptor) [pid 1820] close(14) = -1 EBADF (Bad file descriptor) [pid 1820] close(15) = -1 EBADF (Bad file descriptor) [pid 1820] close(16) = -1 EBADF (Bad file descriptor) [pid 1820] close(17) = -1 EBADF (Bad file descriptor) [pid 1820] close(18) = -1 EBADF (Bad file descriptor) [pid 1820] close(19) = -1 EBADF (Bad file descriptor) [pid 1820] close(20) = -1 EBADF (Bad file descriptor) [pid 1820] close(21) = -1 EBADF (Bad file descriptor) [pid 1820] close(22) = -1 EBADF (Bad file descriptor) [ 82.437389][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 82.451822][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 82.468245][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [pid 1820] close(23) = -1 EBADF (Bad file descriptor) [pid 1820] close(24) = -1 EBADF (Bad file descriptor) [pid 1820] close(25) = -1 EBADF (Bad file descriptor) [pid 1820] close(26) = -1 EBADF (Bad file descriptor) [pid 1820] close(27) = -1 EBADF (Bad file descriptor) [pid 1820] close(28) = -1 EBADF (Bad file descriptor) [pid 1820] close(29) = -1 EBADF (Bad file descriptor) [pid 1820] exit_group(0) = ? [pid 1820] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./23/cgroup.cpu") = 0 [pid 305] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./23/binderfs") = 0 [pid 305] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./23/cgroup") = 0 [pid 305] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./23/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./23") = 0 [pid 305] mkdir("./24", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 1937 attached [pid 1937] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 26 [pid 1937] <... set_robust_list resumed>) = 0 [pid 1937] chdir("./24") = 0 [pid 1937] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1937] setpgid(0, 0) = 0 [pid 1937] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 1937] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... symlink resumed>) = 0 [pid 1878] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1937] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1937] <... symlink resumed>) = 0 [pid 1878] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 1878] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1937] <... openat resumed>) = 3 [pid 1878] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1937] write(3, "1000", 4 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1937] <... write resumed>) = 4 [pid 1937] close(3) = 0 [pid 1937] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1937] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1937] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1937] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1878] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1848] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1848] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 82.486766][ T6] usb 1-1: USB disconnect, device number 25 [ 82.493378][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 82.506334][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 82.521858][ T19] usb 4-1: USB disconnect, device number 25 [pid 1848] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1848] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 82.534318][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 82.547491][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 82.555670][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 82.568920][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1878] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1878] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1848] close(3 [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1848] <... close resumed>) = 0 [pid 1848] close(4) = -1 EBADF (Bad file descriptor) [pid 1848] close(5) = -1 EBADF (Bad file descriptor) [pid 1848] close(6) = -1 EBADF (Bad file descriptor) [pid 1848] close(7) = -1 EBADF (Bad file descriptor) [pid 1848] close(8) = -1 EBADF (Bad file descriptor) [pid 1848] close(9) = -1 EBADF (Bad file descriptor) [pid 1848] close(10) = -1 EBADF (Bad file descriptor) [pid 1848] close(11) = -1 EBADF (Bad file descriptor) [pid 1848] close(12) = -1 EBADF (Bad file descriptor) [pid 1848] close(13) = -1 EBADF (Bad file descriptor) [pid 1848] close(14) = -1 EBADF (Bad file descriptor) [pid 1848] close(15) = -1 EBADF (Bad file descriptor) [pid 1848] close(16) = -1 EBADF (Bad file descriptor) [pid 1848] close(17) = -1 EBADF (Bad file descriptor) [pid 1848] close(18) = -1 EBADF (Bad file descriptor) [pid 1848] close(19) = -1 EBADF (Bad file descriptor) [pid 1848] close(20) = -1 EBADF (Bad file descriptor) [pid 1848] close(21) = -1 EBADF (Bad file descriptor) [pid 1848] close(22) = -1 EBADF (Bad file descriptor) [pid 1848] close(23) = -1 EBADF (Bad file descriptor) [pid 1848] close(24) = -1 EBADF (Bad file descriptor) [pid 1848] close(25) = -1 EBADF (Bad file descriptor) [pid 1848] close(26) = -1 EBADF (Bad file descriptor) [pid 1848] close(27) = -1 EBADF (Bad file descriptor) [pid 1848] close(28) = -1 EBADF (Bad file descriptor) [pid 1848] close(29) = -1 EBADF (Bad file descriptor) [pid 1848] exit_group(0) = ? [pid 1848] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./23/cgroup.cpu") = 0 [pid 306] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./23/binderfs") = 0 [pid 306] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1894] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 306] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./23/cgroup") = 0 [pid 306] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./23/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./23") = 0 [pid 306] mkdir("./24", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 26 ./strace-static-x86_64: Process 1966 attached [pid 1966] set_robust_list(0x55555647a660, 24) = 0 [pid 1966] chdir("./24") = 0 [ 82.727463][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 82.734576][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 82.742181][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 82.767436][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [pid 1966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1966] setpgid(0, 0) = 0 [pid 1966] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 1966] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 1966] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 1966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1966] write(3, "1000", 4) = 4 [pid 1966] close(3) = 0 [pid 1966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1966] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1966] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1966] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 82.774766][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 82.789247][ T323] usb 3-1: USB disconnect, device number 25 [ 82.795260][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1878] close(3) = 0 [pid 1878] close(4) = -1 EBADF (Bad file descriptor) [pid 1878] close(5) = -1 EBADF (Bad file descriptor) [pid 1878] close(6) = -1 EBADF (Bad file descriptor) [pid 1878] close(7) = -1 EBADF (Bad file descriptor) [pid 1878] close(8) = -1 EBADF (Bad file descriptor) [pid 1878] close(9) = -1 EBADF (Bad file descriptor) [pid 1878] close(10) = -1 EBADF (Bad file descriptor) [pid 1878] close(11) = -1 EBADF (Bad file descriptor) [pid 1878] close(12) = -1 EBADF (Bad file descriptor) [pid 1878] close(13) = -1 EBADF (Bad file descriptor) [pid 1878] close(14) = -1 EBADF (Bad file descriptor) [pid 1878] close(15) = -1 EBADF (Bad file descriptor) [pid 1878] close(16) = -1 EBADF (Bad file descriptor) [pid 1878] close(17) = -1 EBADF (Bad file descriptor) [pid 1878] close(18) = -1 EBADF (Bad file descriptor) [pid 1878] close(19) = -1 EBADF (Bad file descriptor) [pid 1878] close(20) = -1 EBADF (Bad file descriptor) [pid 1878] close(21) = -1 EBADF (Bad file descriptor) [pid 1878] close(22) = -1 EBADF (Bad file descriptor) [pid 1878] close(23) = -1 EBADF (Bad file descriptor) [pid 1878] close(24) = -1 EBADF (Bad file descriptor) [pid 1878] close(25) = -1 EBADF (Bad file descriptor) [pid 1878] close(26) = -1 EBADF (Bad file descriptor) [pid 1878] close(27) = -1 EBADF (Bad file descriptor) [pid 1878] close(28) = -1 EBADF (Bad file descriptor) [pid 1878] close(29) = -1 EBADF (Bad file descriptor) [pid 1878] exit_group(0) = ? [pid 1878] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./23/cgroup.cpu") = 0 [pid 308] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./23/binderfs") = 0 [pid 308] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./23/cgroup") = 0 [pid 308] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./23/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./23") = 0 [pid 308] mkdir("./24", 0777) = 0 [ 82.907369][ T6] usb 1-1: new high-speed USB device number 26 using dummy_hcd [ 82.937355][ T19] usb 4-1: new high-speed USB device number 26 using dummy_hcd [ 82.937414][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 26 [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE./strace-static-x86_64: Process 1967 attached [pid 1967] set_robust_list(0x55555647a660, 24) = 0 [pid 1967] chdir("./24") = 0 [pid 1967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1967] setpgid(0, 0) = 0 [pid 1967] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 1967] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 1967] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 1967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1967] write(3, "1000", 4) = 4 [pid 1967] close(3) = 0 [pid 1967] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1967] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 1894] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] <... openat resumed>) = 3 [pid 1894] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_INIT [pid 1894] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1894] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 82.952985][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 82.977409][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 82.983657][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 82.991395][ T24] usb 6-1: USB disconnect, device number 25 [ 82.997552][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 83.003160][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1906] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1906] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 83.087396][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 83.093761][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 83.107352][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1894] close(3) = 0 [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1894] close(4 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1894] close(5) = -1 EBADF (Bad file descriptor) [pid 1894] close(6) = -1 EBADF (Bad file descriptor) [pid 1894] close(7) = -1 EBADF (Bad file descriptor) [pid 1894] close(8) = -1 EBADF (Bad file descriptor) [pid 1894] close(9) = -1 EBADF (Bad file descriptor) [pid 1894] close(10) = -1 EBADF (Bad file descriptor) [pid 1894] close(11) = -1 EBADF (Bad file descriptor) [pid 1894] close(12) = -1 EBADF (Bad file descriptor) [pid 1894] close(13) = -1 EBADF (Bad file descriptor) [pid 1894] close(14) = -1 EBADF (Bad file descriptor) [pid 1894] close(15) = -1 EBADF (Bad file descriptor) [pid 1894] close(16) = -1 EBADF (Bad file descriptor) [pid 1894] close(17) = -1 EBADF (Bad file descriptor) [pid 1894] close(18) = -1 EBADF (Bad file descriptor) [pid 1894] close(19) = -1 EBADF (Bad file descriptor) [pid 1894] close(20) = -1 EBADF (Bad file descriptor) [pid 1894] close(21) = -1 EBADF (Bad file descriptor) [pid 1894] close(22) = -1 EBADF (Bad file descriptor) [pid 1894] close(23) = -1 EBADF (Bad file descriptor) [pid 1894] close(24) = -1 EBADF (Bad file descriptor) [pid 1894] close(25) = -1 EBADF (Bad file descriptor) [pid 1894] close(26) = -1 EBADF (Bad file descriptor) [pid 1894] close(27) = -1 EBADF (Bad file descriptor) [pid 1894] close(28) = -1 EBADF (Bad file descriptor) [pid 1894] close(29) = -1 EBADF (Bad file descriptor) [pid 1894] exit_group(0) = ? [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1894] +++ exited with 0 +++ [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./23/cgroup.cpu") = 0 [pid 307] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./23/binderfs") = 0 [pid 307] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./23/cgroup") = 0 [pid 307] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 307] newfstatat(AT_FDCWD, "./23/cgroup.net", [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./23/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./23") = 0 [pid 307] mkdir("./24", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 26 ./strace-static-x86_64: Process 1995 attached [pid 1995] set_robust_list(0x55555647a660, 24) = 0 [pid 1995] chdir("./24") = 0 [pid 1995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 1995] setpgid(0, 0) = 0 [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] <... symlink resumed>) = 0 [pid 1995] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 1995] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 1995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 1995] write(3, "1000", 4) = 4 [pid 1995] close(3) = 0 [pid 1995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 1995] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 1995] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 1966] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 83.207495][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 83.214732][ T323] usb 3-1: new high-speed USB device number 26 using dummy_hcd [ 83.223769][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 83.239383][ T316] usb 5-1: USB disconnect, device number 25 [ 83.247469][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1906] close(3) = 0 [pid 1906] close(4) = -1 EBADF (Bad file descriptor) [pid 1906] close(5) = -1 EBADF (Bad file descriptor) [pid 1906] close(6) = -1 EBADF (Bad file descriptor) [pid 1906] close(7) = -1 EBADF (Bad file descriptor) [pid 1906] close(8) = -1 EBADF (Bad file descriptor) [pid 1906] close(9) = -1 EBADF (Bad file descriptor) [pid 1906] close(10) = -1 EBADF (Bad file descriptor) [pid 1906] close(11) = -1 EBADF (Bad file descriptor) [pid 1906] close(12) = -1 EBADF (Bad file descriptor) [pid 1906] close(13) = -1 EBADF (Bad file descriptor) [pid 1906] close(14) = -1 EBADF (Bad file descriptor) [pid 1906] close(15) = -1 EBADF (Bad file descriptor) [pid 1906] close(16) = -1 EBADF (Bad file descriptor) [pid 1906] close(17) = -1 EBADF (Bad file descriptor) [pid 1906] close(18) = -1 EBADF (Bad file descriptor) [pid 1906] close(19) = -1 EBADF (Bad file descriptor) [ 83.267384][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 83.297424][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1906] close(20) = -1 EBADF (Bad file descriptor) [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1906] close(21 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1906] close(22 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1906] close(23) = -1 EBADF (Bad file descriptor) [pid 1906] close(24) = -1 EBADF (Bad file descriptor) [pid 1906] close(25) = -1 EBADF (Bad file descriptor) [pid 1906] close(26) = -1 EBADF (Bad file descriptor) [pid 1906] close(27) = -1 EBADF (Bad file descriptor) [pid 1906] close(28) = -1 EBADF (Bad file descriptor) [pid 1906] close(29) = -1 EBADF (Bad file descriptor) [pid 1906] exit_group(0) = ? [pid 1906] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./23/cgroup.cpu") = 0 [pid 304] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./23/binderfs") = 0 [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 304] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./23/cgroup") = 0 [pid 304] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./23/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./23") = 0 [pid 304] mkdir("./24", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 26 ./strace-static-x86_64: Process 2006 attached [pid 2006] set_robust_list(0x55555647a660, 24 [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2006] <... set_robust_list resumed>) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2006] chdir("./24") = 0 [pid 2006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2006] setpgid(0, 0) = 0 [pid 2006] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 2006] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... symlink resumed>) = 0 [pid 2006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2006] write(3, "1000", 4) = 4 [ 83.317405][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 83.324527][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2006] close(3) = 0 [pid 2006] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2006] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2006] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 83.369294][ T37] usb 2-1: USB disconnect, device number 25 [ 83.382202][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 83.391472][ T24] usb 6-1: new high-speed USB device number 26 using dummy_hcd [pid 1967] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 83.437385][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 83.446533][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 83.454503][ T6] usb 1-1: Product: syz [ 83.458718][ T6] usb 1-1: Manufacturer: syz [ 83.463132][ T6] usb 1-1: SerialNumber: syz [ 83.467766][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 83.476723][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1966] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1936] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1937] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1966] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1937] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 83.485152][ T19] usb 4-1: Product: syz [ 83.489901][ T19] usb 4-1: Manufacturer: syz [ 83.494326][ T19] usb 4-1: SerialNumber: syz [pid 1966] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 83.607473][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1966] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1966] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 83.667416][ T316] usb 5-1: new high-speed USB device number 26 using dummy_hcd [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1967] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1966] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1936] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1937] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1966] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1966] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 83.777382][ T37] usb 2-1: new high-speed USB device number 26 using dummy_hcd [ 83.797499][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 83.808254][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 83.817046][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 1966] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1966] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 83.825046][ T323] usb 3-1: Product: syz [ 83.829046][ T323] usb 3-1: Manufacturer: syz [ 83.833454][ T323] usb 3-1: SerialNumber: syz [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 1967] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1936] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1937] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1967] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 1967] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 83.987423][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 83.996431][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 84.004282][ T24] usb 6-1: Product: syz [ 84.008283][ T24] usb 6-1: Manufacturer: syz [ 84.012663][ T24] usb 6-1: SerialNumber: syz [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1967] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 1966] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 84.037496][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1936] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1937] <... ioctl resumed>, 0x7ffefefdae80) = 28 [ 84.137426][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1995] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2006] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [ 84.227410][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 84.236789][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 84.244643][ T316] usb 5-1: Product: syz [ 84.248637][ T316] usb 5-1: Manufacturer: syz [ 84.253032][ T316] usb 5-1: SerialNumber: syz [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 1966] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2006] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [ 84.317480][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 84.326463][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 84.334441][ T37] usb 2-1: Product: syz [ 84.338412][ T37] usb 2-1: Manufacturer: syz [ 84.342800][ T37] usb 2-1: SerialNumber: syz [pid 1937] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1936] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1937] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1936] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1936] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2006] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1937] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1936] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 84.627432][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 84.633687][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 84.641458][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 84.647857][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 84.655125][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [ 84.661165][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1937] close(3 [pid 1936] close(3 [pid 1937] <... close resumed>) = 0 [pid 1936] <... close resumed>) = 0 [pid 1937] close(4) = -1 EBADF (Bad file descriptor) [pid 1937] close(5) = -1 EBADF (Bad file descriptor) [pid 1937] close(6) = -1 EBADF (Bad file descriptor) [pid 1937] close(7) = -1 EBADF (Bad file descriptor) [pid 1937] close(8) = -1 EBADF (Bad file descriptor) [pid 1937] close(9) = -1 EBADF (Bad file descriptor) [pid 1937] close(10) = -1 EBADF (Bad file descriptor) [pid 1937] close(11) = -1 EBADF (Bad file descriptor) [pid 1937] close(12 [pid 1936] close(4 [pid 1937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] close(13) = -1 EBADF (Bad file descriptor) [pid 1937] close(14 [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] close(15) = -1 EBADF (Bad file descriptor) [pid 1936] close(5 [pid 1937] close(16) = -1 EBADF (Bad file descriptor) [pid 1937] close(17) = -1 EBADF (Bad file descriptor) [pid 1937] close(18) = -1 EBADF (Bad file descriptor) [pid 1937] close(19) = -1 EBADF (Bad file descriptor) [pid 1937] close(20) = -1 EBADF (Bad file descriptor) [pid 1937] close(21) = -1 EBADF (Bad file descriptor) [pid 1937] close(22) = -1 EBADF (Bad file descriptor) [pid 1937] close(23 [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] close(24 [pid 1936] close(6 [pid 1937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] close(25) = -1 EBADF (Bad file descriptor) [pid 1936] close(7 [pid 1937] close(26) = -1 EBADF (Bad file descriptor) [pid 1937] close(27) = -1 EBADF (Bad file descriptor) [pid 1937] close(28) = -1 EBADF (Bad file descriptor) [pid 1937] close(29) = -1 EBADF (Bad file descriptor) [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] exit_group(0 [pid 1936] close(8 [pid 1937] <... exit_group resumed>) = ? [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1937] +++ exited with 0 +++ [pid 1936] close(9 [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1936] close(10 [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 1936] close(11) = -1 EBADF (Bad file descriptor) [pid 305] <... openat resumed>) = 3 [pid 1936] close(12 [pid 305] newfstatat(3, "", [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1936] close(13 [pid 305] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] getdents64(3, [pid 1936] close(14) = -1 EBADF (Bad file descriptor) [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 1936] close(15 [pid 305] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1936] close(16 [pid 305] newfstatat(AT_FDCWD, "./24/cgroup.cpu", [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1936] close(17) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./24/cgroup.cpu" [pid 1936] close(18) = -1 EBADF (Bad file descriptor) [pid 305] <... unlink resumed>) = 0 [pid 1936] close(19 [pid 305] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1936] close(20 [pid 305] newfstatat(AT_FDCWD, "./24/binderfs", [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1936] close(21 [pid 305] unlink("./24/binderfs" [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1936] close(22 [pid 305] <... unlink resumed>) = 0 [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1936] close(23) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1936] close(24 [pid 305] newfstatat(AT_FDCWD, "./24/cgroup", [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1936] close(25 [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] unlink("./24/cgroup" [pid 1936] close(26 [pid 305] <... unlink resumed>) = 0 [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1936] close(27 [pid 305] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 1936] close(28 [pid 305] newfstatat(AT_FDCWD, "./24/cgroup.net", [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 1936] close(29 [pid 305] unlink("./24/cgroup.net" [pid 1936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... unlink resumed>) = 0 [pid 1936] exit_group(0 [pid 305] getdents64(3, [pid 1936] <... exit_group resumed>) = ? [pid 305] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 1936] +++ exited with 0 +++ [pid 305] close(3) = 0 [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] rmdir("./24") = 0 [pid 305] mkdir("./25", 0777 [pid 302] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 305] <... mkdir resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 302] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 27 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 2026 attached [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 2026] set_robust_list(0x55555647a660, 24 [pid 302] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2026] <... set_robust_list resumed>) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./24/cgroup.cpu", [pid 2026] chdir("./25" [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2026] <... chdir resumed>) = 0 [pid 302] unlink("./24/cgroup.cpu" [pid 2026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 302] <... unlink resumed>) = 0 [pid 2026] <... prctl resumed>) = 0 [pid 302] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2026] setpgid(0, 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2026] <... setpgid resumed>) = 0 [pid 302] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./24/binderfs" [pid 2026] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./24/cgroup") = 0 [pid 302] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./24/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./24") = 0 [pid 302] mkdir("./25", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2027 attached [pid 2027] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 27 [pid 2027] <... set_robust_list resumed>) = 0 [pid 2027] chdir("./25") = 0 [pid 2027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2027] setpgid(0, 0) = 0 [pid 2027] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 2027] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 2027] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 2027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2027] write(3, "1000", 4) = 4 [pid 2027] close(3) = 0 [pid 2027] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2027] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2027] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2027] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2026] <... symlink resumed>) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] <... symlink resumed>) = 0 [pid 2026] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 2026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2026] write(3, "1000", 4) = 4 [pid 2026] close(3) = 0 [pid 2026] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2026] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2026] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2026] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 84.857456][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 84.864213][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 84.872028][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 84.886095][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 84.899015][ T6] usb 1-1: USB disconnect, device number 26 [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1966] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1966] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 1966] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 84.905095][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 84.918320][ T19] usb 4-1: USB disconnect, device number 26 [ 84.925435][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 84.967476][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 84.974041][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 84.981428][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 1967] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 1967] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1966] close(3 [pid 1995] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1966] <... close resumed>) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1966] close(4 [pid 1995] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 1966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1995] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 1966] close(5 [pid 1995] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 1966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 1966] close(6) = -1 EBADF (Bad file descriptor) [pid 1966] close(7) = -1 EBADF (Bad file descriptor) [pid 1966] close(8) = -1 EBADF (Bad file descriptor) [pid 1966] close(9) = -1 EBADF (Bad file descriptor) [pid 1966] close(10) = -1 EBADF (Bad file descriptor) [pid 1966] close(11) = -1 EBADF (Bad file descriptor) [pid 1966] close(12) = -1 EBADF (Bad file descriptor) [pid 1966] close(13) = -1 EBADF (Bad file descriptor) [pid 1966] close(14) = -1 EBADF (Bad file descriptor) [pid 1966] close(15) = -1 EBADF (Bad file descriptor) [pid 1966] close(16) = -1 EBADF (Bad file descriptor) [pid 1966] close(17) = -1 EBADF (Bad file descriptor) [pid 1966] close(18) = -1 EBADF (Bad file descriptor) [pid 1966] close(19) = -1 EBADF (Bad file descriptor) [pid 1966] close(20) = -1 EBADF (Bad file descriptor) [pid 1966] close(21) = -1 EBADF (Bad file descriptor) [pid 1966] close(22) = -1 EBADF (Bad file descriptor) [pid 1966] close(23) = -1 EBADF (Bad file descriptor) [pid 1966] close(24) = -1 EBADF (Bad file descriptor) [pid 1966] close(25) = -1 EBADF (Bad file descriptor) [pid 1966] close(26) = -1 EBADF (Bad file descriptor) [pid 1966] close(27) = -1 EBADF (Bad file descriptor) [pid 1966] close(28) = -1 EBADF (Bad file descriptor) [pid 1966] close(29) = -1 EBADF (Bad file descriptor) [pid 1966] exit_group(0) = ? [pid 1966] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./24/cgroup.cpu") = 0 [pid 306] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./24/binderfs") = 0 [pid 306] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./24/cgroup") = 0 [pid 306] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./24/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./24" [pid 1995] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./25", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2028 attached [pid 2028] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 27 [pid 2028] <... set_robust_list resumed>) = 0 [pid 2028] chdir("./25") = 0 [pid 2028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2028] setpgid(0, 0) = 0 [pid 2028] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 2028] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 2028] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 2028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2028] write(3, "1000", 4) = 4 [pid 2028] close(3) = 0 [pid 2028] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2028] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2028] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2028] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 85.167396][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 85.174367][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 85.181710][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 85.187591][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 85.194870][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 85.211035][ T323] usb 3-1: USB disconnect, device number 26 [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 85.217597][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 85.337380][ T6] usb 1-1: new high-speed USB device number 27 using dummy_hcd [ 85.367383][ T19] usb 4-1: new high-speed USB device number 27 using dummy_hcd [ 85.377401][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [pid 1967] close(3 [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 1967] <... close resumed>) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 1967] close(4) = -1 EBADF (Bad file descriptor) [pid 1967] close(5) = -1 EBADF (Bad file descriptor) [pid 1967] close(6) = -1 EBADF (Bad file descriptor) [pid 1967] close(7) = -1 EBADF (Bad file descriptor) [pid 1967] close(8) = -1 EBADF (Bad file descriptor) [pid 1967] close(9) = -1 EBADF (Bad file descriptor) [pid 1967] close(10) = -1 EBADF (Bad file descriptor) [pid 1967] close(11) = -1 EBADF (Bad file descriptor) [pid 1967] close(12) = -1 EBADF (Bad file descriptor) [pid 1967] close(13) = -1 EBADF (Bad file descriptor) [pid 1967] close(14) = -1 EBADF (Bad file descriptor) [pid 1967] close(15) = -1 EBADF (Bad file descriptor) [pid 1967] close(16) = -1 EBADF (Bad file descriptor) [pid 1967] close(17) = -1 EBADF (Bad file descriptor) [pid 1967] close(18) = -1 EBADF (Bad file descriptor) [pid 1967] close(19) = -1 EBADF (Bad file descriptor) [pid 1967] close(20) = -1 EBADF (Bad file descriptor) [pid 1967] close(21) = -1 EBADF (Bad file descriptor) [pid 1967] close(22) = -1 EBADF (Bad file descriptor) [pid 1967] close(23) = -1 EBADF (Bad file descriptor) [pid 1967] close(24) = -1 EBADF (Bad file descriptor) [pid 1967] close(25) = -1 EBADF (Bad file descriptor) [pid 1967] close(26) = -1 EBADF (Bad file descriptor) [pid 1967] close(27) = -1 EBADF (Bad file descriptor) [pid 1967] close(28) = -1 EBADF (Bad file descriptor) [pid 1967] close(29) = -1 EBADF (Bad file descriptor) [pid 1967] exit_group(0) = ? [pid 1967] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./24/cgroup.cpu") = 0 [pid 308] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./24/binderfs") = 0 [pid 308] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./24/cgroup") = 0 [pid 308] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./24/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./24") = 0 [pid 308] mkdir("./25", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 1995] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 27 [pid 1995] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 1995] ioctl(3, USB_RAW_IOCTL_EP0_WRITE./strace-static-x86_64: Process 2049 attached [pid 2049] set_robust_list(0x55555647a660, 24) = 0 [pid 2049] chdir("./25") = 0 [pid 2049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2049] setpgid(0, 0) = 0 [pid 1995] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 2049] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 2049] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 2049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2049] write(3, "1000", 4) = 4 [pid 2049] close(3) = 0 [pid 2049] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2049] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2049] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2006] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 85.384326][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 85.397699][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 85.403958][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 85.414285][ T24] usb 6-1: USB disconnect, device number 26 [ 85.420661][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 85.427547][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 2006] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 85.477392][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 85.483808][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 85.491390][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 1995] close(3) = 0 [pid 1995] close(4) = -1 EBADF (Bad file descriptor) [pid 1995] close(5) = -1 EBADF (Bad file descriptor) [pid 1995] close(6) = -1 EBADF (Bad file descriptor) [pid 1995] close(7) = -1 EBADF (Bad file descriptor) [pid 1995] close(8) = -1 EBADF (Bad file descriptor) [pid 1995] close(9) = -1 EBADF (Bad file descriptor) [pid 1995] close(10) = -1 EBADF (Bad file descriptor) [pid 1995] close(11) = -1 EBADF (Bad file descriptor) [pid 1995] close(12) = -1 EBADF (Bad file descriptor) [pid 1995] close(13) = -1 EBADF (Bad file descriptor) [pid 1995] close(14) = -1 EBADF (Bad file descriptor) [pid 1995] close(15) = -1 EBADF (Bad file descriptor) [pid 1995] close(16) = -1 EBADF (Bad file descriptor) [pid 1995] close(17) = -1 EBADF (Bad file descriptor) [pid 1995] close(18) = -1 EBADF (Bad file descriptor) [pid 1995] close(19) = -1 EBADF (Bad file descriptor) [pid 1995] close(20) = -1 EBADF (Bad file descriptor) [pid 1995] close(21) = -1 EBADF (Bad file descriptor) [pid 1995] close(22) = -1 EBADF (Bad file descriptor) [pid 1995] close(23) = -1 EBADF (Bad file descriptor) [pid 1995] close(24) = -1 EBADF (Bad file descriptor) [pid 1995] close(25) = -1 EBADF (Bad file descriptor) [pid 1995] close(26) = -1 EBADF (Bad file descriptor) [pid 1995] close(27) = -1 EBADF (Bad file descriptor) [pid 1995] close(28) = -1 EBADF (Bad file descriptor) [pid 1995] close(29) = -1 EBADF (Bad file descriptor) [pid 1995] exit_group(0) = ? [pid 1995] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./24/cgroup.cpu") = 0 [pid 307] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./24/binderfs") = 0 [pid 307] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./24/cgroup") = 0 [pid 307] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./24/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./24") = 0 [pid 307] mkdir("./25", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2058 attached [pid 2058] set_robust_list(0x55555647a660, 24) = 0 [pid 2058] chdir("./25" [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 27 [pid 2058] <... chdir resumed>) = 0 [pid 2058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2058] setpgid(0, 0) = 0 [pid 2058] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 2058] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 2058] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 2058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] <... openat resumed>) = 3 [pid 2058] write(3, "1000", 4) = 4 [pid 2058] close(3) = 0 [pid 2058] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2058] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2058] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2058] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 85.617412][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 85.625536][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 85.639568][ T316] usb 5-1: USB disconnect, device number 26 [ 85.645870][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 85.654927][ T323] usb 3-1: new high-speed USB device number 27 using dummy_hcd [pid 2006] close(3) = 0 [pid 2006] close(4) = -1 EBADF (Bad file descriptor) [pid 2006] close(5) = -1 EBADF (Bad file descriptor) [pid 2006] close(6) = -1 EBADF (Bad file descriptor) [pid 2006] close(7) = -1 EBADF (Bad file descriptor) [pid 2006] close(8) = -1 EBADF (Bad file descriptor) [pid 2006] close(9) = -1 EBADF (Bad file descriptor) [pid 2006] close(10) = -1 EBADF (Bad file descriptor) [pid 2006] close(11) = -1 EBADF (Bad file descriptor) [pid 2006] close(12) = -1 EBADF (Bad file descriptor) [pid 2006] close(13) = -1 EBADF (Bad file descriptor) [pid 2006] close(14) = -1 EBADF (Bad file descriptor) [pid 2006] close(15) = -1 EBADF (Bad file descriptor) [pid 2006] close(16) = -1 EBADF (Bad file descriptor) [pid 2006] close(17) = -1 EBADF (Bad file descriptor) [pid 2006] close(18) = -1 EBADF (Bad file descriptor) [pid 2006] close(19) = -1 EBADF (Bad file descriptor) [pid 2006] close(20) = -1 EBADF (Bad file descriptor) [pid 2006] close(21) = -1 EBADF (Bad file descriptor) [pid 2006] close(22) = -1 EBADF (Bad file descriptor) [pid 2006] close(23) = -1 EBADF (Bad file descriptor) [pid 2006] close(24) = -1 EBADF (Bad file descriptor) [pid 2006] close(25) = -1 EBADF (Bad file descriptor) [pid 2006] close(26) = -1 EBADF (Bad file descriptor) [pid 2006] close(27) = -1 EBADF (Bad file descriptor) [pid 2006] close(28) = -1 EBADF (Bad file descriptor) [pid 2006] close(29) = -1 EBADF (Bad file descriptor) [pid 2006] exit_group(0) = ? [pid 2006] +++ exited with 0 +++ [pid 2028] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] getdents64(3, [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./24/cgroup.cpu") = 0 [pid 304] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./24/binderfs") = 0 [pid 304] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./24/cgroup") = 0 [pid 304] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./24/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./24") = 0 [pid 304] mkdir("./25", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2062 attached [pid 2062] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 27 [pid 2062] <... set_robust_list resumed>) = 0 [pid 2062] chdir("./25") = 0 [pid 2062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2062] setpgid(0, 0) = 0 [pid 2062] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 2062] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 2062] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 2062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2062] write(3, "1000", 4) = 4 [pid 2062] close(3) = 0 [pid 2062] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2062] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2062] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 85.687744][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 85.694755][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 85.697416][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 85.709520][ T37] usb 2-1: USB disconnect, device number 26 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 85.738577][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 85.747468][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 85.827455][ T24] usb 6-1: new high-speed USB device number 27 using dummy_hcd [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 85.897518][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 85.906497][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 85.914675][ T6] usb 1-1: Product: syz [ 85.918937][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 85.929245][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 85.937241][ T6] usb 1-1: Manufacturer: syz [ 85.942103][ T6] usb 1-1: SerialNumber: syz [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2027] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2027] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2026] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 85.950363][ T19] usb 4-1: Product: syz [ 85.954341][ T19] usb 4-1: Manufacturer: syz [ 85.958813][ T19] usb 4-1: SerialNumber: syz [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 86.057433][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 86.087431][ T316] usb 5-1: new high-speed USB device number 27 using dummy_hcd [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2028] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2028] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2027] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2062] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2026] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2028] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 86.177375][ T37] usb 2-1: new high-speed USB device number 27 using dummy_hcd [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 2028] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 86.227461][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 86.238269][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 86.247121][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 86.255024][ T323] usb 3-1: Product: syz [ 86.258934][ T323] usb 3-1: Manufacturer: syz [ 86.263354][ T323] usb 3-1: SerialNumber: syz [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2049] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2058] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2027] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2049] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2026] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2058] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2049] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] <... ioctl resumed>, 0) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2062] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2058] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [ 86.437440][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 86.446603][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 86.454467][ T24] usb 6-1: Product: syz [ 86.458487][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 86.469156][ T24] usb 6-1: Manufacturer: syz [ 86.473504][ T24] usb 6-1: SerialNumber: syz [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 2028] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2062] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 86.547529][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2062] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2058] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2027] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2058] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 86.647449][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 86.656402][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 86.664527][ T316] usb 5-1: Product: syz [ 86.668617][ T316] usb 5-1: Manufacturer: syz [ 86.672938][ T316] usb 5-1: SerialNumber: syz [pid 2062] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2062] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 86.737441][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 86.746402][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 86.754443][ T37] usb 2-1: Product: syz [ 86.758460][ T37] usb 2-1: Manufacturer: syz [ 86.762858][ T37] usb 2-1: SerialNumber: syz [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2027] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2026] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2058] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2027] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2026] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2026] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2027] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2026] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 87.087451][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 87.093817][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 87.101288][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 87.107558][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 87.113052][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 87.120585][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2058] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2049] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2028] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2027] close(3) = 0 [pid 2027] close(4) = -1 EBADF (Bad file descriptor) [pid 2027] close(5) = -1 EBADF (Bad file descriptor) [pid 2027] close(6) = -1 EBADF (Bad file descriptor) [pid 2027] close(7) = -1 EBADF (Bad file descriptor) [pid 2027] close(8) = -1 EBADF (Bad file descriptor) [pid 2027] close(9) = -1 EBADF (Bad file descriptor) [pid 2027] close(10) = -1 EBADF (Bad file descriptor) [pid 2027] close(11) = -1 EBADF (Bad file descriptor) [pid 2027] close(12) = -1 EBADF (Bad file descriptor) [pid 2027] close(13) = -1 EBADF (Bad file descriptor) [pid 2027] close(14) = -1 EBADF (Bad file descriptor) [pid 2027] close(15) = -1 EBADF (Bad file descriptor) [pid 2027] close(16) = -1 EBADF (Bad file descriptor) [pid 2027] close(17) = -1 EBADF (Bad file descriptor) [pid 2027] close(18) = -1 EBADF (Bad file descriptor) [pid 2027] close(19) = -1 EBADF (Bad file descriptor) [pid 2027] close(20) = -1 EBADF (Bad file descriptor) [pid 2027] close(21) = -1 EBADF (Bad file descriptor) [pid 2027] close(22) = -1 EBADF (Bad file descriptor) [pid 2027] close(23) = -1 EBADF (Bad file descriptor) [pid 2027] close(24) = -1 EBADF (Bad file descriptor) [pid 2027] close(25) = -1 EBADF (Bad file descriptor) [pid 2027] close(26) = -1 EBADF (Bad file descriptor) [pid 2027] close(27) = -1 EBADF (Bad file descriptor) [pid 2027] close(28) = -1 EBADF (Bad file descriptor) [pid 2027] close(29) = -1 EBADF (Bad file descriptor) [pid 2027] exit_group(0) = ? [pid 2027] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./25/cgroup.cpu") = 0 [pid 302] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./25/binderfs") = 0 [pid 302] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./25/cgroup") = 0 [pid 302] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./25/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 2026] close(3 [pid 302] rmdir("./25") = 0 [pid 302] mkdir("./26", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 28 ./strace-static-x86_64: Process 2088 attached [pid 2026] <... close resumed>) = 0 [pid 2088] set_robust_list(0x55555647a660, 24 [pid 2026] close(4 [pid 2088] <... set_robust_list resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] chdir("./26" [pid 2026] close(5 [pid 2088] <... chdir resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2026] close(6 [pid 2088] <... prctl resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] setpgid(0, 0 [pid 2026] close(7 [pid 2088] <... setpgid resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 2026] close(8 [pid 2088] <... symlink resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 2026] close(9 [pid 2088] <... symlink resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 2026] close(10 [pid 2088] <... symlink resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2026] close(11 [pid 2088] <... openat resumed>) = 3 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] write(3, "1000", 4 [pid 2026] close(12 [pid 2088] <... write resumed>) = 4 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] close(3 [pid 2026] close(13 [pid 2088] <... close resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] symlink("/dev/binderfs", "./binderfs" [pid 2026] close(14 [pid 2088] <... symlink resumed>) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2026] close(15 [pid 2088] <... openat resumed>) = 3 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] ioctl(3, USB_RAW_IOCTL_INIT [pid 2026] close(16 [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 2026] close(17 [pid 2088] <... ioctl resumed>, 0) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] close(18 [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2026] close(19) = -1 EBADF (Bad file descriptor) [pid 2026] close(20) = -1 EBADF (Bad file descriptor) [pid 2026] close(21) = -1 EBADF (Bad file descriptor) [pid 2026] close(22) = -1 EBADF (Bad file descriptor) [pid 2026] close(23) = -1 EBADF (Bad file descriptor) [pid 2026] close(24) = -1 EBADF (Bad file descriptor) [pid 2026] close(25) = -1 EBADF (Bad file descriptor) [pid 2026] close(26) = -1 EBADF (Bad file descriptor) [pid 2026] close(27) = -1 EBADF (Bad file descriptor) [pid 2026] close(28) = -1 EBADF (Bad file descriptor) [pid 2026] close(29) = -1 EBADF (Bad file descriptor) [pid 2026] exit_group(0) = ? [pid 2026] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./25/cgroup.cpu") = 0 [pid 305] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./25/binderfs") = 0 [pid 305] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./25/cgroup") = 0 [pid 305] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./25/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./25") = 0 [pid 305] mkdir("./26", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 28 [ 87.307388][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 87.319995][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 87.333763][ T6] usb 1-1: USB disconnect, device number 27 [ 87.340294][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 ./strace-static-x86_64: Process 2090 attached [pid 2090] set_robust_list(0x55555647a660, 24) = 0 [pid 2090] chdir("./26") = 0 [pid 2090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2090] setpgid(0, 0) = 0 [pid 2090] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 2090] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 2090] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2058] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2049] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2090] <... openat resumed>) = 3 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2028] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] write(3, "1000", 4 [pid 2049] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2090] <... write resumed>) = 4 [pid 2090] close(3 [pid 2049] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 2090] <... close resumed>) = 0 [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2090] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2090] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2090] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2090] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 87.354202][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 87.365863][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 87.385590][ T19] usb 4-1: USB disconnect, device number 27 [ 87.396458][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2049] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2028] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 87.407493][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 87.417395][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 87.425579][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2049] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2028] close(3 [pid 2058] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2049] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2028] <... close resumed>) = 0 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2049] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2028] close(4) = -1 EBADF (Bad file descriptor) [pid 2028] close(5) = -1 EBADF (Bad file descriptor) [pid 2028] close(6) = -1 EBADF (Bad file descriptor) [pid 2028] close(7) = -1 EBADF (Bad file descriptor) [pid 2028] close(8) = -1 EBADF (Bad file descriptor) [pid 2028] close(9) = -1 EBADF (Bad file descriptor) [pid 2028] close(10) = -1 EBADF (Bad file descriptor) [pid 2028] close(11) = -1 EBADF (Bad file descriptor) [pid 2028] close(12) = -1 EBADF (Bad file descriptor) [pid 2028] close(13) = -1 EBADF (Bad file descriptor) [pid 2028] close(14) = -1 EBADF (Bad file descriptor) [pid 2028] close(15) = -1 EBADF (Bad file descriptor) [pid 2028] close(16) = -1 EBADF (Bad file descriptor) [pid 2028] close(17) = -1 EBADF (Bad file descriptor) [pid 2028] close(18) = -1 EBADF (Bad file descriptor) [pid 2028] close(19) = -1 EBADF (Bad file descriptor) [pid 2028] close(20) = -1 EBADF (Bad file descriptor) [pid 2028] close(21) = -1 EBADF (Bad file descriptor) [pid 2028] close(22) = -1 EBADF (Bad file descriptor) [pid 2028] close(23) = -1 EBADF (Bad file descriptor) [pid 2028] close(24) = -1 EBADF (Bad file descriptor) [pid 2028] close(25) = -1 EBADF (Bad file descriptor) [pid 2028] close(26) = -1 EBADF (Bad file descriptor) [pid 2028] close(27) = -1 EBADF (Bad file descriptor) [pid 2028] close(28) = -1 EBADF (Bad file descriptor) [pid 2028] close(29) = -1 EBADF (Bad file descriptor) [pid 2028] exit_group(0) = ? [pid 2028] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 306] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./25/cgroup.cpu" [pid 2058] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2049] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] <... unlink resumed>) = 0 [pid 306] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./25/binderfs") = 0 [pid 306] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./25/cgroup") = 0 [pid 306] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./25/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./25") = 0 [pid 306] mkdir("./26", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2118 attached [pid 2118] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 28 [pid 2118] <... set_robust_list resumed>) = 0 [pid 2118] chdir("./26") = 0 [pid 2118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2118] setpgid(0, 0) = 0 [pid 2118] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 2118] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 2118] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 2118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2118] write(3, "1000", 4 [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2118] <... write resumed>) = 4 [pid 2062] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2118] close(3 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2118] <... close resumed>) = 0 [pid 2062] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2118] symlink("/dev/binderfs", "./binderfs" [pid 2062] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2118] <... symlink resumed>) = 0 [pid 2062] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 2118] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2118] <... openat resumed>) = 3 [ 87.637437][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 87.642953][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 87.651044][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 87.658823][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 87.669701][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 87.679547][ T323] usb 3-1: USB disconnect, device number 27 [pid 2118] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2062] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 87.687752][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 87.757343][ T6] usb 1-1: new high-speed USB device number 28 using dummy_hcd [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2049] close(3 [pid 2058] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2049] <... close resumed>) = 0 [pid 2049] close(4) = -1 EBADF (Bad file descriptor) [pid 2049] close(5) = -1 EBADF (Bad file descriptor) [pid 2049] close(6) = -1 EBADF (Bad file descriptor) [pid 2049] close(7) = -1 EBADF (Bad file descriptor) [pid 2049] close(8) = -1 EBADF (Bad file descriptor) [pid 2049] close(9) = -1 EBADF (Bad file descriptor) [pid 2049] close(10) = -1 EBADF (Bad file descriptor) [pid 2049] close(11) = -1 EBADF (Bad file descriptor) [pid 2049] close(12) = -1 EBADF (Bad file descriptor) [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2049] close(13 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2049] close(14) = -1 EBADF (Bad file descriptor) [pid 2049] close(15) = -1 EBADF (Bad file descriptor) [pid 2049] close(16) = -1 EBADF (Bad file descriptor) [pid 2049] close(17) = -1 EBADF (Bad file descriptor) [pid 2049] close(18) = -1 EBADF (Bad file descriptor) [pid 2049] close(19) = -1 EBADF (Bad file descriptor) [pid 2049] close(20) = -1 EBADF (Bad file descriptor) [pid 2049] close(21) = -1 EBADF (Bad file descriptor) [pid 2049] close(22) = -1 EBADF (Bad file descriptor) [pid 2049] close(23) = -1 EBADF (Bad file descriptor) [pid 2049] close(24) = -1 EBADF (Bad file descriptor) [pid 2049] close(25) = -1 EBADF (Bad file descriptor) [pid 2049] close(26) = -1 EBADF (Bad file descriptor) [pid 2049] close(27) = -1 EBADF (Bad file descriptor) [pid 2049] close(28) = -1 EBADF (Bad file descriptor) [pid 2049] close(29) = -1 EBADF (Bad file descriptor) [pid 2049] exit_group(0) = ? [pid 2049] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2058] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 87.807354][ T19] usb 4-1: new high-speed USB device number 28 using dummy_hcd [pid 308] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./25/cgroup.cpu") = 0 [pid 308] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./25/binderfs") = 0 [pid 308] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./25/cgroup") = 0 [pid 308] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./25/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./25") = 0 [pid 308] mkdir("./26", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2139 attached [pid 2139] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 28 [pid 2139] <... set_robust_list resumed>) = 0 [pid 2139] chdir("./26") = 0 [pid 2139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2139] setpgid(0, 0) = 0 [pid 2139] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 2139] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 2139] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 2139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2139] write(3, "1000", 4) = 4 [pid 2139] close(3) = 0 [pid 2139] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2139] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2139] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2139] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2062] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 87.857436][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 87.863863][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 87.869625][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 87.876920][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 87.887911][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2062] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 87.902842][ T24] usb 6-1: USB disconnect, device number 27 [ 87.910147][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 87.919400][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 87.925646][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 87.933487][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2058] close(3) = 0 [pid 2058] close(4) = -1 EBADF (Bad file descriptor) [pid 2058] close(5) = -1 EBADF (Bad file descriptor) [pid 2058] close(6) = -1 EBADF (Bad file descriptor) [pid 2058] close(7) = -1 EBADF (Bad file descriptor) [pid 2058] close(8) = -1 EBADF (Bad file descriptor) [pid 2058] close(9) = -1 EBADF (Bad file descriptor) [pid 2058] close(10) = -1 EBADF (Bad file descriptor) [pid 2058] close(11) = -1 EBADF (Bad file descriptor) [pid 2058] close(12) = -1 EBADF (Bad file descriptor) [pid 2058] close(13) = -1 EBADF (Bad file descriptor) [pid 2058] close(14) = -1 EBADF (Bad file descriptor) [pid 2058] close(15) = -1 EBADF (Bad file descriptor) [pid 2058] close(16) = -1 EBADF (Bad file descriptor) [pid 2058] close(17) = -1 EBADF (Bad file descriptor) [pid 2058] close(18) = -1 EBADF (Bad file descriptor) [pid 2058] close(19) = -1 EBADF (Bad file descriptor) [pid 2058] close(20) = -1 EBADF (Bad file descriptor) [pid 2058] close(21) = -1 EBADF (Bad file descriptor) [pid 2058] close(22) = -1 EBADF (Bad file descriptor) [pid 2058] close(23) = -1 EBADF (Bad file descriptor) [pid 2058] close(24) = -1 EBADF (Bad file descriptor) [pid 2058] close(25) = -1 EBADF (Bad file descriptor) [pid 2058] close(26) = -1 EBADF (Bad file descriptor) [pid 2058] close(27) = -1 EBADF (Bad file descriptor) [pid 2058] close(28) = -1 EBADF (Bad file descriptor) [pid 2058] close(29) = -1 EBADF (Bad file descriptor) [pid 2058] exit_group(0) = ? [pid 2058] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 307] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./25/cgroup.cpu") = 0 [pid 307] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./25/binderfs") = 0 [pid 307] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./25/cgroup") = 0 [pid 307] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./25/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./25") = 0 [pid 307] mkdir("./26", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2147 attached [pid 2147] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 28 [pid 2147] <... set_robust_list resumed>) = 0 [pid 2147] chdir("./26") = 0 [pid 2147] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2147] setpgid(0, 0) = 0 [pid 2147] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 2147] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 2147] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 2147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2088] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2147] <... openat resumed>) = 3 [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] write(3, "1000", 4) = 4 [pid 2147] close(3) = 0 [pid 2147] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2147] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2147] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2147] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 88.067415][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 88.076101][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 88.088482][ T316] usb 5-1: USB disconnect, device number 27 [ 88.094648][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 88.103705][ T323] usb 3-1: new high-speed USB device number 28 using dummy_hcd [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2088] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2062] close(3) = 0 [pid 2062] close(4) = -1 EBADF (Bad file descriptor) [pid 2062] close(5) = -1 EBADF (Bad file descriptor) [pid 2062] close(6) = -1 EBADF (Bad file descriptor) [pid 2062] close(7) = -1 EBADF (Bad file descriptor) [pid 2062] close(8) = -1 EBADF (Bad file descriptor) [pid 2062] close(9) = -1 EBADF (Bad file descriptor) [pid 2118] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2062] close(10) = -1 EBADF (Bad file descriptor) [pid 2062] close(11) = -1 EBADF (Bad file descriptor) [pid 2062] close(12) = -1 EBADF (Bad file descriptor) [pid 2062] close(13) = -1 EBADF (Bad file descriptor) [pid 2062] close(14) = -1 EBADF (Bad file descriptor) [pid 2062] close(15) = -1 EBADF (Bad file descriptor) [pid 2062] close(16) = -1 EBADF (Bad file descriptor) [pid 2062] close(17) = -1 EBADF (Bad file descriptor) [pid 2062] close(18) = -1 EBADF (Bad file descriptor) [pid 2062] close(19) = -1 EBADF (Bad file descriptor) [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2062] close(20 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2062] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2062] close(21) = -1 EBADF (Bad file descriptor) [pid 2062] close(22) = -1 EBADF (Bad file descriptor) [pid 2062] close(23) = -1 EBADF (Bad file descriptor) [pid 2062] close(24) = -1 EBADF (Bad file descriptor) [pid 2062] close(25) = -1 EBADF (Bad file descriptor) [pid 2062] close(26) = -1 EBADF (Bad file descriptor) [pid 2062] close(27) = -1 EBADF (Bad file descriptor) [pid 2062] close(28) = -1 EBADF (Bad file descriptor) [pid 2062] close(29) = -1 EBADF (Bad file descriptor) [pid 2062] exit_group(0) = ? [pid 2062] +++ exited with 0 +++ [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 88.117437][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 88.137539][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 88.156984][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2088] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./25/cgroup.cpu") = 0 [pid 304] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./25/binderfs") = 0 [pid 304] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./25/cgroup") = 0 [pid 304] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./25/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./25" [pid 2118] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 304] <... rmdir resumed>) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] mkdir("./26", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2153 attached [pid 2153] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 28 [pid 2153] <... set_robust_list resumed>) = 0 [pid 2153] chdir("./26") = 0 [pid 2153] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2153] setpgid(0, 0) = 0 [pid 2153] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 2153] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 2153] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 2153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2153] write(3, "1000", 4) = 4 [pid 2153] close(3) = 0 [pid 2153] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2153] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2153] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2153] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 88.167429][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 88.195297][ T37] usb 2-1: USB disconnect, device number 27 [ 88.202978][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2088] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2088] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 88.297472][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 88.307219][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 88.315778][ T6] usb 1-1: Product: syz [ 88.321109][ T6] usb 1-1: Manufacturer: syz [ 88.325621][ T6] usb 1-1: SerialNumber: syz [ 88.337409][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2088] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2118] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2118] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2090] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 88.346449][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 88.347457][ T24] usb 6-1: new high-speed USB device number 28 using dummy_hcd [ 88.354671][ T19] usb 4-1: Product: syz [ 88.367794][ T19] usb 4-1: Manufacturer: syz [ 88.373015][ T19] usb 4-1: SerialNumber: syz [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2118] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2118] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 88.497473][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 88.508267][ T316] usb 5-1: new high-speed USB device number 28 using dummy_hcd [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2118] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2088] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2118] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2118] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2090] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2118] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 88.607367][ T37] usb 2-1: new high-speed USB device number 28 using dummy_hcd [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2118] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2118] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2118] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 88.697983][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 88.706872][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 88.714856][ T323] usb 3-1: Product: syz [ 88.719300][ T323] usb 3-1: Manufacturer: syz [ 88.723732][ T323] usb 3-1: SerialNumber: syz [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2118] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2088] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [ 88.777484][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 88.887460][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2118] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2118] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2153] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 88.957421][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 88.966370][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 88.974123][ T24] usb 6-1: Product: syz [ 88.978246][ T24] usb 6-1: Manufacturer: syz [ 88.982684][ T24] usb 6-1: SerialNumber: syz [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2088] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2153] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 88.997517][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2153] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 89.067415][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 89.076367][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 89.084293][ T316] usb 5-1: Product: syz [ 89.088363][ T316] usb 5-1: Manufacturer: syz [ 89.092782][ T316] usb 5-1: SerialNumber: syz [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2147] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 89.097759][ T28] audit: type=1400 audit(1701913067.332:83): avc: denied { unlink } for pid=83 comm="syslogd" name="messages.0" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2147] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2153] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2153] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2153] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [ 89.177434][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 89.186372][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 89.194288][ T37] usb 2-1: Product: syz [ 89.198244][ T37] usb 2-1: Manufacturer: syz [ 89.202707][ T37] usb 2-1: SerialNumber: syz [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2088] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 2090] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2090] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 89.487435][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 89.493836][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 89.501430][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 89.517405][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 89.523645][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 89.531201][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2139] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2153] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2088] close(3) = 0 [pid 2088] close(4) = -1 EBADF (Bad file descriptor) [pid 2088] close(5) = -1 EBADF (Bad file descriptor) [pid 2088] close(6) = -1 EBADF (Bad file descriptor) [pid 2088] close(7) = -1 EBADF (Bad file descriptor) [pid 2088] close(8) = -1 EBADF (Bad file descriptor) [pid 2088] close(9) = -1 EBADF (Bad file descriptor) [pid 2088] close(10) = -1 EBADF (Bad file descriptor) [pid 2088] close(11) = -1 EBADF (Bad file descriptor) [pid 2088] close(12) = -1 EBADF (Bad file descriptor) [pid 2088] close(13) = -1 EBADF (Bad file descriptor) [pid 2088] close(14) = -1 EBADF (Bad file descriptor) [pid 2088] close(15) = -1 EBADF (Bad file descriptor) [pid 2088] close(16) = -1 EBADF (Bad file descriptor) [pid 2088] close(17) = -1 EBADF (Bad file descriptor) [pid 2088] close(18) = -1 EBADF (Bad file descriptor) [pid 2088] close(19) = -1 EBADF (Bad file descriptor) [pid 2088] close(20) = -1 EBADF (Bad file descriptor) [pid 2088] close(21) = -1 EBADF (Bad file descriptor) [pid 2088] close(22) = -1 EBADF (Bad file descriptor) [pid 2088] close(23) = -1 EBADF (Bad file descriptor) [pid 2088] close(24) = -1 EBADF (Bad file descriptor) [pid 2088] close(25) = -1 EBADF (Bad file descriptor) [pid 2088] close(26) = -1 EBADF (Bad file descriptor) [pid 2088] close(27) = -1 EBADF (Bad file descriptor) [pid 2088] close(28) = -1 EBADF (Bad file descriptor) [pid 2088] close(29) = -1 EBADF (Bad file descriptor) [pid 2088] exit_group(0) = ? [pid 2088] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./26/cgroup.cpu") = 0 [pid 302] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./26/binderfs") = 0 [pid 302] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./26/cgroup") = 0 [pid 302] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./26/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./26") = 0 [pid 302] mkdir("./27", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2179 attached [pid 2179] set_robust_list(0x55555647a660, 24 [pid 2090] close(3 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 29 [pid 2179] <... set_robust_list resumed>) = 0 [pid 2179] chdir("./27" [pid 2090] <... close resumed>) = 0 [pid 2179] <... chdir resumed>) = 0 [pid 2090] close(4 [pid 2179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... prctl resumed>) = 0 [pid 2090] close(5 [pid 2179] setpgid(0, 0 [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... setpgid resumed>) = 0 [pid 2090] close(6 [pid 2179] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... symlink resumed>) = 0 [pid 2090] close(7 [pid 2179] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... symlink resumed>) = 0 [ 89.697428][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 89.707756][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2090] close(8 [pid 2179] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... symlink resumed>) = 0 [pid 2090] close(9 [pid 2179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... openat resumed>) = 3 [pid 2090] close(10 [pid 2179] write(3, "1000", 4 [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... write resumed>) = 4 [pid 2090] close(11 [pid 2179] close(3 [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... close resumed>) = 0 [pid 2090] close(12 [pid 2179] symlink("/dev/binderfs", "./binderfs" [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... symlink resumed>) = 0 [pid 2090] close(13 [pid 2179] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... openat resumed>) = 3 [pid 2090] close(14 [pid 2179] ioctl(3, USB_RAW_IOCTL_INIT [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] close(15 [pid 2179] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... ioctl resumed>, 0) = 0 [pid 2090] close(16 [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2090] close(17 [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2090] close(18) = -1 EBADF (Bad file descriptor) [pid 2090] close(19) = -1 EBADF (Bad file descriptor) [pid 2090] close(20) = -1 EBADF (Bad file descriptor) [pid 2090] close(21) = -1 EBADF (Bad file descriptor) [pid 2090] close(22) = -1 EBADF (Bad file descriptor) [pid 2090] close(23) = -1 EBADF (Bad file descriptor) [pid 2090] close(24) = -1 EBADF (Bad file descriptor) [pid 2090] close(25) = -1 EBADF (Bad file descriptor) [pid 2090] close(26) = -1 EBADF (Bad file descriptor) [pid 2090] close(27) = -1 EBADF (Bad file descriptor) [pid 2090] close(28) = -1 EBADF (Bad file descriptor) [pid 2090] close(29) = -1 EBADF (Bad file descriptor) [pid 2090] exit_group(0) = ? [pid 2090] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./26/cgroup.cpu") = 0 [pid 305] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./26/binderfs") = 0 [pid 305] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./26/cgroup") = 0 [pid 305] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./26/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./26") = 0 [pid 305] mkdir("./27", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2181 attached [pid 2181] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 29 [pid 2181] <... set_robust_list resumed>) = 0 [pid 2181] chdir("./27") = 0 [pid 2181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2181] setpgid(0, 0) = 0 [pid 2181] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 2181] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 2181] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 2181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2181] write(3, "1000", 4) = 4 [pid 2181] close(3) = 0 [pid 2181] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2181] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2181] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 89.739600][ T6] usb 1-1: USB disconnect, device number 28 [ 89.747822][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 89.761893][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 89.775549][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [ 89.794794][ T19] usb 4-1: USB disconnect, device number 28 [ 89.802248][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [ 89.819128][ T318] ================================================================== [ 89.827013][ T318] BUG: KASAN: use-after-free in __list_del_entry_valid+0xa6/0x130 [ 89.834658][ T318] Read of size 8 at addr ffff88811703ccf0 by task kworker/0:3/318 [ 89.842401][ T318] [ 89.844570][ T318] CPU: 0 PID: 318 Comm: kworker/0:3 Not tainted 6.1.57-syzkaller-00001-g72bdb74622c0 #0 [ 89.854116][ T318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 89.864014][ T318] Workqueue: events linkwatch_event [ 89.869046][ T318] Call Trace: [ 89.872174][ T318] [ 89.874947][ T318] dump_stack_lvl+0x151/0x1b7 [ 89.879467][ T318] ? nf_tcp_handle_invalid+0x3f1/0x3f1 [ 89.884757][ T318] ? _printk+0xd1/0x111 [ 89.888746][ T318] ? __virt_addr_valid+0x242/0x2f0 [ 89.893696][ T318] print_report+0x158/0x4e0 [ 89.898035][ T318] ? __virt_addr_valid+0x242/0x2f0 [ 89.902982][ T318] ? kasan_complete_mode_report_info+0x90/0x1b0 [ 89.909057][ T318] ? __list_del_entry_valid+0xa6/0x130 [ 89.914353][ T318] kasan_report+0x13c/0x170 [ 89.918695][ T318] ? __list_del_entry_valid+0xa6/0x130 [ 89.924076][ T318] __asan_report_load8_noabort+0x14/0x20 [ 89.929541][ T318] __list_del_entry_valid+0xa6/0x130 [ 89.934666][ T318] process_one_work+0x4d7/0xcb0 [ 89.939356][ T318] worker_thread+0xa60/0x1260 [ 89.943867][ T318] kthread+0x26d/0x300 [ 89.947782][ T318] ? worker_clr_flags+0x1a0/0x1a0 [ 89.952626][ T318] ? kthread_blkcg+0xd0/0xd0 [ 89.957066][ T318] ret_from_fork+0x1f/0x30 [ 89.961311][ T318] [ 89.964169][ T318] [ 89.966338][ T318] Allocated by task 6: [ 89.970243][ T318] kasan_set_track+0x4b/0x70 [ 89.974670][ T318] kasan_save_alloc_info+0x1f/0x30 [ 89.979618][ T318] __kasan_kmalloc+0x9c/0xb0 [ 89.984043][ T318] __kmalloc_node+0xb4/0x1e0 [ 89.988469][ T318] kvmalloc_node+0x221/0x640 [ 89.992897][ T318] alloc_netdev_mqs+0x8c/0xf90 [ 89.997495][ T318] alloc_etherdev_mqs+0x36/0x40 [ 90.002182][ T318] usbnet_probe+0x207/0x27c0 [ 90.006608][ T318] usb_probe_interface+0x5b6/0xa90 [ 90.011557][ T318] really_probe+0x2b8/0x920 [ 90.015895][ T318] __driver_probe_device+0x1a0/0x310 [ 90.021019][ T318] driver_probe_device+0x54/0x3d0 [ 90.025880][ T318] __device_attach_driver+0x2e3/0x490 [ 90.031089][ T318] bus_for_each_drv+0x183/0x200 [ 90.035775][ T318] __device_attach+0x312/0x510 [ 90.040374][ T318] device_initial_probe+0x1a/0x20 [ 90.045463][ T318] bus_probe_device+0xbe/0x1e0 [ 90.050058][ T318] device_add+0xb60/0xf10 [ 90.054228][ T318] usb_set_configuration+0x190f/0x1e80 [ 90.059517][ T318] usb_generic_driver_probe+0x8b/0x150 [ 90.064816][ T318] usb_probe_device+0x144/0x260 [ 90.069500][ T318] really_probe+0x2b8/0x920 [ 90.073840][ T318] __driver_probe_device+0x1a0/0x310 [ 90.078965][ T318] driver_probe_device+0x54/0x3d0 [ 90.083842][ T318] __device_attach_driver+0x2e3/0x490 [ 90.089031][ T318] bus_for_each_drv+0x183/0x200 [ 90.093711][ T318] __device_attach+0x312/0x510 [ 90.098318][ T318] device_initial_probe+0x1a/0x20 [ 90.103175][ T318] bus_probe_device+0xbe/0x1e0 [ 90.107774][ T318] device_add+0xb60/0xf10 [ 90.111939][ T318] usb_new_device+0xf32/0x1810 [ 90.116540][ T318] hub_event+0x2db1/0x4830 [ 90.120791][ T318] process_one_work+0x73d/0xcb0 [ 90.125565][ T318] worker_thread+0xd71/0x1260 [ 90.130078][ T318] kthread+0x26d/0x300 [ 90.133984][ T318] ret_from_fork+0x1f/0x30 [ 90.138238][ T318] [ 90.140405][ T318] Freed by task 6: [ 90.143974][ T318] kasan_set_track+0x4b/0x70 [ 90.148393][ T318] kasan_save_free_info+0x2b/0x40 [ 90.153259][ T318] ____kasan_slab_free+0x131/0x180 [ 90.158200][ T318] __kasan_slab_free+0x11/0x20 [ 90.162802][ T318] __kmem_cache_free+0x218/0x3b0 [ 90.167575][ T318] kfree+0x7a/0xf0 [ 90.171129][ T318] kvfree+0x35/0x40 [ 90.174787][ T318] netdev_freemem+0x3f/0x60 [ 90.179114][ T318] netdev_release+0x7f/0xb0 [ 90.183457][ T318] device_release+0x95/0x1c0 [ 90.187880][ T318] kobject_put+0x178/0x260 [ 90.192132][ T318] put_device+0x1f/0x30 [ 90.196126][ T318] free_netdev+0x393/0x480 [ 90.200379][ T318] usbnet_disconnect+0x245/0x390 [ 90.205155][ T318] usb_unbind_interface+0x1fa/0x8c0 [ 90.210187][ T318] device_release_driver_internal+0x53e/0x870 [ 90.216089][ T318] device_release_driver+0x19/0x20 [ 90.221037][ T318] bus_remove_device+0x2fa/0x360 [ 90.225807][ T318] device_del+0x663/0xe90 [ 90.229974][ T318] usb_disable_device+0x380/0x720 [ 90.234842][ T318] usb_disconnect+0x32a/0x890 [ 90.239348][ T318] hub_event+0x1ed8/0x4830 [ 90.243603][ T318] process_one_work+0x73d/0xcb0 [ 90.248290][ T318] worker_thread+0xd71/0x1260 [ 90.252807][ T318] kthread+0x26d/0x300 [ 90.256709][ T318] ret_from_fork+0x1f/0x30 [ 90.260963][ T318] [ 90.263135][ T318] Last potentially related work creation: [ 90.268692][ T318] kasan_save_stack+0x3b/0x60 [ 90.273200][ T318] __kasan_record_aux_stack+0xb4/0xc0 [ 90.278407][ T318] kasan_record_aux_stack_noalloc+0xb/0x10 [ 90.284055][ T318] insert_work+0x56/0x310 [ 90.288214][ T318] __queue_work+0x9b6/0xd70 [ 90.292554][ T318] queue_work_on+0x105/0x170 [ 90.296979][ T318] usbnet_link_change+0xeb/0x100 [ 90.301755][ T318] usbnet_probe+0x1dbe/0x27c0 [ 90.306266][ T318] usb_probe_interface+0x5b6/0xa90 [ 90.311220][ T318] really_probe+0x2b8/0x920 [ 90.315560][ T318] __driver_probe_device+0x1a0/0x310 [ 90.320676][ T318] driver_probe_device+0x54/0x3d0 [ 90.325532][ T318] __device_attach_driver+0x2e3/0x490 [ 90.330751][ T318] bus_for_each_drv+0x183/0x200 [ 90.335426][ T318] __device_attach+0x312/0x510 [ 90.340034][ T318] device_initial_probe+0x1a/0x20 [ 90.344894][ T318] bus_probe_device+0xbe/0x1e0 [ 90.349486][ T318] device_add+0xb60/0xf10 [ 90.353656][ T318] usb_set_configuration+0x190f/0x1e80 [ 90.358946][ T318] usb_generic_driver_probe+0x8b/0x150 [ 90.364250][ T318] usb_probe_device+0x144/0x260 [ 90.368932][ T318] really_probe+0x2b8/0x920 [ 90.373270][ T318] __driver_probe_device+0x1a0/0x310 [ 90.378396][ T318] driver_probe_device+0x54/0x3d0 [ 90.383250][ T318] __device_attach_driver+0x2e3/0x490 [ 90.388460][ T318] bus_for_each_drv+0x183/0x200 [ 90.393148][ T318] __device_attach+0x312/0x510 [ 90.397753][ T318] device_initial_probe+0x1a/0x20 [ 90.402605][ T318] bus_probe_device+0xbe/0x1e0 [ 90.407206][ T318] device_add+0xb60/0xf10 [ 90.411373][ T318] usb_new_device+0xf32/0x1810 [ 90.415973][ T318] hub_event+0x2db1/0x4830 [ 90.420227][ T318] process_one_work+0x73d/0xcb0 [ 90.424918][ T318] worker_thread+0xd71/0x1260 [ 90.429425][ T318] kthread+0x26d/0x300 [ 90.433329][ T318] ret_from_fork+0x1f/0x30 [ 90.437582][ T318] [ 90.439752][ T318] The buggy address belongs to the object at ffff88811703c000 [ 90.439752][ T318] which belongs to the cache kmalloc-4k of size 4096 [ 90.453637][ T318] The buggy address is located 3312 bytes inside of [ 90.453637][ T318] 4096-byte region [ffff88811703c000, ffff88811703d000) [ 90.466937][ T318] [ 90.469087][ T318] The buggy address belongs to the physical page: [ 90.475346][ T318] page:ffffea00045c0e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x117038 [ 90.485403][ T318] head:ffffea00045c0e00 order:3 compound_mapcount:0 compound_pincount:0 [ 90.493568][ T318] flags: 0x4000000000010200(slab|head|zone=1) [ 90.499472][ T318] raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043380 [ 90.507893][ T318] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000 [ 90.516302][ T318] page dumped because: kasan: bad access detected [ 90.522560][ T318] page_owner tracks the page as allocated [ 90.528107][ T318] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d2000(__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 19, tgid 19 (kworker/0:1), ts 36381647340, free_ts 36352284546 [ 90.548689][ T318] post_alloc_hook+0x213/0x220 [ 90.553276][ T318] prep_new_page+0x1b/0x110 [ 90.557617][ T318] get_page_from_freelist+0x27ea/0x2870 [ 90.562999][ T318] __alloc_pages+0x3a1/0x780 [ 90.567423][ T318] alloc_slab_page+0x6c/0xf0 [ 90.571851][ T318] new_slab+0x90/0x3e0 [ 90.575756][ T318] ___slab_alloc+0x6f9/0xb80 [ 90.580183][ T318] __slab_alloc+0x5d/0xa0 [ 90.584349][ T318] __kmem_cache_alloc_node+0x1af/0x250 [ 90.589646][ T318] kmalloc_trace+0x2a/0xa0 [ 90.593895][ T318] kobject_uevent_env+0x262/0x720 [ 90.598763][ T318] kobject_uevent+0x1f/0x30 [ 90.603102][ T318] __kobject_del+0xee/0x300 [ 90.607444][ T318] kobject_put+0x1cc/0x260 [ 90.611697][ T318] netdev_queue_update_kobjects+0x406/0x4a0 [ 90.617420][ T318] netdev_unregister_kobject+0x117/0x260 [ 90.622886][ T318] page last free stack trace: [ 90.627401][ T318] free_unref_page_prepare+0x83d/0x850 [ 90.632694][ T318] free_unref_page+0xb2/0x5c0 [ 90.637206][ T318] __free_pages+0x61/0xf0 [ 90.641370][ T318] __free_slab+0xce/0x1a0 [ 90.645538][ T318] discard_slab+0x29/0x40 [ 90.649701][ T318] __slab_free+0x205/0x280 [ 90.653954][ T318] ___cache_free+0xc6/0xd0 [ 90.658220][ T318] qlist_free_all+0xc5/0x140 [ 90.662638][ T318] kasan_quarantine_reduce+0x15a/0x180 [ 90.667938][ T318] __kasan_slab_alloc+0x24/0x80 [ 90.672617][ T318] slab_post_alloc_hook+0x53/0x2c0 [ 90.677563][ T318] kmem_cache_alloc+0x175/0x2c0 [ 90.682254][ T318] getname_flags+0xba/0x520 [ 90.686591][ T318] __se_sys_newfstatat+0xe2/0x7b0 [ 90.691450][ T318] __x64_sys_newfstatat+0x9b/0xb0 [ 90.696309][ T318] do_syscall_64+0x3d/0xb0 [ 90.700566][ T318] [ 90.702733][ T318] Memory state around the buggy address: [ 90.708207][ T318] ffff88811703cb80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 90.716110][ T318] ffff88811703cc00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 90.724004][ T318] >ffff88811703cc80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 90.731896][ T318] ^ [ 90.739452][ T318] ffff88811703cd00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2118] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2147] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2118] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2118] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2147] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2139] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2139] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2147] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 2139] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2153] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2147] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2118] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 90.747354][ T318] ffff88811703cd80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 90.755258][ T318] ================================================================== [ 90.763148][ T318] Disabling lock debugging due to kernel taint [ 90.787984][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 90.800525][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 90.808196][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2147] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2139] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2118] close(3 [pid 2153] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2147] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2139] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2118] <... close resumed>) = 0 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2147] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2118] close(4 [pid 2153] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 2118] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2118] close(5) = -1 EBADF (Bad file descriptor) [pid 2118] close(6) = -1 EBADF (Bad file descriptor) [pid 2118] close(7) = -1 EBADF (Bad file descriptor) [pid 2118] close(8) = -1 EBADF (Bad file descriptor) [pid 2118] close(9) = -1 EBADF (Bad file descriptor) [pid 2118] close(10) = -1 EBADF (Bad file descriptor) [pid 2118] close(11) = -1 EBADF (Bad file descriptor) [pid 2118] close(12) = -1 EBADF (Bad file descriptor) [pid 2118] close(13) = -1 EBADF (Bad file descriptor) [pid 2118] close(14) = -1 EBADF (Bad file descriptor) [pid 2118] close(15) = -1 EBADF (Bad file descriptor) [pid 2118] close(16) = -1 EBADF (Bad file descriptor) [pid 2118] close(17) = -1 EBADF (Bad file descriptor) [pid 2118] close(18) = -1 EBADF (Bad file descriptor) [pid 2118] close(19) = -1 EBADF (Bad file descriptor) [pid 2118] close(20) = -1 EBADF (Bad file descriptor) [pid 2118] close(21) = -1 EBADF (Bad file descriptor) [pid 2118] close(22) = -1 EBADF (Bad file descriptor) [pid 2118] close(23) = -1 EBADF (Bad file descriptor) [pid 2118] close(24) = -1 EBADF (Bad file descriptor) [pid 2118] close(25) = -1 EBADF (Bad file descriptor) [pid 2118] close(26) = -1 EBADF (Bad file descriptor) [pid 2118] close(27) = -1 EBADF (Bad file descriptor) [pid 2118] close(28) = -1 EBADF (Bad file descriptor) [pid 2118] close(29) = -1 EBADF (Bad file descriptor) [pid 2118] exit_group(0) = ? [pid 2118] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./26/cgroup.cpu") = 0 [pid 306] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./26/binderfs") = 0 [pid 306] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./26/cgroup") = 0 [pid 306] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./26/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./26" [pid 2153] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2147] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2139] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] <... rmdir resumed>) = 0 [pid 306] mkdir("./27", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2209 attached [pid 2209] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 29 [pid 2209] <... set_robust_list resumed>) = 0 [pid 2209] chdir("./27") = 0 [pid 2209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2209] setpgid(0, 0) = 0 [pid 2209] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 2209] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 2209] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 2209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2209] write(3, "1000", 4) = 4 [pid 2209] close(3) = 0 [pid 2209] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2209] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2209] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2209] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 91.017517][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 91.023848][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 91.030234][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 91.037750][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 91.045051][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 91.050776][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 91.058333][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 91.067488][ T6] usb 1-1: new high-speed USB device number 29 using dummy_hcd [ 91.069062][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 91.070753][ T323] usb 3-1: USB disconnect, device number 28 [ 91.088127][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 91.147427][ T19] usb 4-1: new high-speed USB device number 29 using dummy_hcd [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2147] close(3 [pid 2139] close(3 [pid 2153] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2147] <... close resumed>) = 0 [pid 2139] <... close resumed>) = 0 [pid 2139] close(4) = -1 EBADF (Bad file descriptor) [pid 2139] close(5) = -1 EBADF (Bad file descriptor) [pid 2139] close(6) = -1 EBADF (Bad file descriptor) [pid 2139] close(7 [pid 2153] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2139] close(8) = -1 EBADF (Bad file descriptor) [pid 2139] close(9) = -1 EBADF (Bad file descriptor) [pid 2139] close(10) = -1 EBADF (Bad file descriptor) [pid 2139] close(11) = -1 EBADF (Bad file descriptor) [pid 2139] close(12) = -1 EBADF (Bad file descriptor) [pid 2139] close(13) = -1 EBADF (Bad file descriptor) [pid 2139] close(14) = -1 EBADF (Bad file descriptor) [pid 2139] close(15) = -1 EBADF (Bad file descriptor) [pid 2139] close(16) = -1 EBADF (Bad file descriptor) [pid 2139] close(17 [pid 2147] close(4 [pid 2139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2147] close(5) = -1 EBADF (Bad file descriptor) [pid 2139] close(18 [pid 2147] close(6) = -1 EBADF (Bad file descriptor) [pid 2139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2147] close(7) = -1 EBADF (Bad file descriptor) [pid 2147] close(8) = -1 EBADF (Bad file descriptor) [pid 2147] close(9) = -1 EBADF (Bad file descriptor) [pid 2147] close(10) = -1 EBADF (Bad file descriptor) [pid 2147] close(11) = -1 EBADF (Bad file descriptor) [pid 2139] close(19 [pid 2147] close(12 [pid 2139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2139] close(20 [pid 2147] close(13 [pid 2139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2139] close(21 [pid 2147] close(14 [pid 2139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2139] close(22 [pid 2147] close(15) = -1 EBADF (Bad file descriptor) [pid 2147] close(16) = -1 EBADF (Bad file descriptor) [pid 2147] close(17) = -1 EBADF (Bad file descriptor) [pid 2147] close(18) = -1 EBADF (Bad file descriptor) [pid 2147] close(19) = -1 EBADF (Bad file descriptor) [pid 2147] close(20) = -1 EBADF (Bad file descriptor) [pid 2147] close(21) = -1 EBADF (Bad file descriptor) [pid 2147] close(22) = -1 EBADF (Bad file descriptor) [pid 2147] close(23) = -1 EBADF (Bad file descriptor) [pid 2147] close(24) = -1 EBADF (Bad file descriptor) [pid 2147] close(25) = -1 EBADF (Bad file descriptor) [pid 2147] close(26) = -1 EBADF (Bad file descriptor) [pid 2147] close(27) = -1 EBADF (Bad file descriptor) [pid 2147] close(28) = -1 EBADF (Bad file descriptor) [pid 2147] close(29) = -1 EBADF (Bad file descriptor) [pid 2147] exit_group(0) = ? [pid 2147] +++ exited with 0 +++ [pid 2139] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2139] close(23) = -1 EBADF (Bad file descriptor) [pid 2139] close(24) = -1 EBADF (Bad file descriptor) [pid 2139] close(25) = -1 EBADF (Bad file descriptor) [pid 2139] close(26) = -1 EBADF (Bad file descriptor) [pid 2139] close(27) = -1 EBADF (Bad file descriptor) [pid 2139] close(28) = -1 EBADF (Bad file descriptor) [pid 2139] close(29) = -1 EBADF (Bad file descriptor) [pid 2139] exit_group(0) = ? [pid 2139] +++ exited with 0 +++ [pid 2153] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./26/cgroup.cpu") = 0 [pid 307] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./26/binderfs") = 0 [pid 307] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./26/cgroup") = 0 [pid 307] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./26/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./26") = 0 [pid 307] mkdir("./27", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2210 attached [pid 2210] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 29 [pid 2210] <... set_robust_list resumed>) = 0 [pid 2210] chdir("./27") = 0 [pid 2210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2210] setpgid(0, 0) = 0 [pid 2210] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 2210] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 2210] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 2210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2210] write(3, "1000", 4) = 4 [pid 2210] close(3) = 0 [pid 2210] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2210] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2210] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2210] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./26/cgroup.cpu") = 0 [pid 308] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./26/binderfs") = 0 [pid 308] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./26/cgroup") = 0 [pid 308] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./26/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./26") = 0 [pid 308] mkdir("./27", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 29 ./strace-static-x86_64: Process 2211 attached [pid 2211] set_robust_list(0x55555647a660, 24) = 0 [pid 2211] chdir("./27") = 0 [pid 2211] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2211] setpgid(0, 0) = 0 [pid 2211] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 2211] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 2211] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 2211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2211] write(3, "1000", 4) = 4 [pid 2211] close(3) = 0 [pid 2211] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2211] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [ 91.227438][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 91.232940][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 91.238295][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 91.244585][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 91.256338][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2211] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2211] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 91.270337][ T24] cdc_ncm 6-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 91.282652][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 91.302537][ T316] usb 5-1: USB disconnect, device number 28 [ 91.310157][ T24] usb 6-1: USB disconnect, device number 28 [ 91.318044][ T24] cdc_ncm 6-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 91.333624][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] close(3 [pid 2181] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2153] <... close resumed>) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] close(4) = -1 EBADF (Bad file descriptor) [pid 2153] close(5) = -1 EBADF (Bad file descriptor) [pid 2153] close(6) = -1 EBADF (Bad file descriptor) [pid 2153] close(7) = -1 EBADF (Bad file descriptor) [pid 2153] close(8) = -1 EBADF (Bad file descriptor) [pid 2153] close(9) = -1 EBADF (Bad file descriptor) [pid 2153] close(10) = -1 EBADF (Bad file descriptor) [pid 2153] close(11) = -1 EBADF (Bad file descriptor) [pid 2153] close(12) = -1 EBADF (Bad file descriptor) [pid 2153] close(13) = -1 EBADF (Bad file descriptor) [pid 2153] close(14) = -1 EBADF (Bad file descriptor) [pid 2153] close(15) = -1 EBADF (Bad file descriptor) [pid 2153] close(16) = -1 EBADF (Bad file descriptor) [pid 2153] close(17) = -1 EBADF (Bad file descriptor) [pid 2153] close(18) = -1 EBADF (Bad file descriptor) [pid 2153] close(19) = -1 EBADF (Bad file descriptor) [pid 2153] close(20) = -1 EBADF (Bad file descriptor) [pid 2153] close(21) = -1 EBADF (Bad file descriptor) [pid 2153] close(22) = -1 EBADF (Bad file descriptor) [pid 2153] close(23) = -1 EBADF (Bad file descriptor) [pid 2153] close(24) = -1 EBADF (Bad file descriptor) [pid 2153] close(25) = -1 EBADF (Bad file descriptor) [pid 2153] close(26) = -1 EBADF (Bad file descriptor) [pid 2153] close(27) = -1 EBADF (Bad file descriptor) [pid 2153] close(28) = -1 EBADF (Bad file descriptor) [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2153] close(29 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2153] exit_group(0) = ? [pid 2153] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./26/cgroup.cpu") = 0 [pid 304] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./26/binderfs" [pid 2181] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 91.437641][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 91.457464][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 91.465375][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 91.481871][ T37] usb 2-1: USB disconnect, device number 28 [pid 304] <... unlink resumed>) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./26/cgroup") = 0 [pid 304] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./26/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./26") = 0 [pid 304] mkdir("./27", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2231 attached [pid 2231] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 29 [pid 2231] <... set_robust_list resumed>) = 0 [pid 2231] chdir("./27") = 0 [pid 2231] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2231] setpgid(0, 0) = 0 [pid 2231] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2179] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2231] <... symlink resumed>) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... symlink resumed>) = 0 [pid 2231] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 2231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2231] write(3, "1000", 4) = 4 [pid 2231] close(3) = 0 [pid 2231] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2231] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2231] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2209] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2181] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 91.488636][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 91.508022][ T323] usb 3-1: new high-speed USB device number 29 using dummy_hcd [ 91.508295][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2181] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2179] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2179] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 91.637522][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 91.646388][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 91.655209][ T6] usb 1-1: Product: syz [ 91.659557][ T6] usb 1-1: Manufacturer: syz [ 91.664080][ T6] usb 1-1: SerialNumber: syz [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2181] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 91.697428][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 91.706281][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 91.715143][ T19] usb 4-1: Product: syz [ 91.719318][ T19] usb 4-1: Manufacturer: syz [ 91.723725][ T19] usb 4-1: SerialNumber: syz [ 91.737437][ T24] usb 6-1: new high-speed USB device number 29 using dummy_hcd [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2209] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 91.777375][ T316] usb 5-1: new high-speed USB device number 29 using dummy_hcd [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2181] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 91.907410][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 91.947399][ T37] usb 2-1: new high-speed USB device number 29 using dummy_hcd [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2209] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2209] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2209] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [ 92.088025][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 92.097045][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 92.104977][ T323] usb 3-1: Product: syz [ 92.109143][ T323] usb 3-1: Manufacturer: syz [ 92.113564][ T323] usb 3-1: SerialNumber: syz [ 92.127508][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2179] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2209] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 92.167408][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2179] <... ioctl resumed>, 0x7ffefefdae80) = 28 [ 92.307545][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 92.316501][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 92.324360][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 92.335091][ T24] usb 6-1: Product: syz [ 92.339011][ T24] usb 6-1: Manufacturer: syz [ 92.343427][ T24] usb 6-1: SerialNumber: syz [pid 2211] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] <... ioctl resumed>, 0) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2211] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2210] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 92.377572][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 92.386542][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 92.394481][ T316] usb 5-1: Product: syz [ 92.399244][ T316] usb 5-1: Manufacturer: syz [ 92.403659][ T316] usb 5-1: SerialNumber: syz [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2231] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2179] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2231] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 92.517974][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 92.526856][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 92.534715][ T37] usb 2-1: Product: syz [ 92.538686][ T37] usb 2-1: Manufacturer: syz [ 92.543089][ T37] usb 2-1: SerialNumber: syz [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2179] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... ioctl resumed>, 0) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2179] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2231] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2181] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [ 92.807421][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 92.813776][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 92.821459][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2181] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 92.867402][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 92.874048][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 92.881720][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 2179] close(3) = 0 [pid 2179] close(4) = -1 EBADF (Bad file descriptor) [pid 2179] close(5) = -1 EBADF (Bad file descriptor) [pid 2179] close(6) = -1 EBADF (Bad file descriptor) [pid 2179] close(7) = -1 EBADF (Bad file descriptor) [pid 2179] close(8) = -1 EBADF (Bad file descriptor) [pid 2179] close(9) = -1 EBADF (Bad file descriptor) [pid 2179] close(10) = -1 EBADF (Bad file descriptor) [pid 2179] close(11) = -1 EBADF (Bad file descriptor) [pid 2179] close(12) = -1 EBADF (Bad file descriptor) [pid 2179] close(13) = -1 EBADF (Bad file descriptor) [pid 2179] close(14) = -1 EBADF (Bad file descriptor) [pid 2179] close(15) = -1 EBADF (Bad file descriptor) [pid 2179] close(16) = -1 EBADF (Bad file descriptor) [pid 2179] close(17) = -1 EBADF (Bad file descriptor) [pid 2179] close(18) = -1 EBADF (Bad file descriptor) [pid 2179] close(19) = -1 EBADF (Bad file descriptor) [pid 2179] close(20) = -1 EBADF (Bad file descriptor) [pid 2179] close(21) = -1 EBADF (Bad file descriptor) [pid 2179] close(22) = -1 EBADF (Bad file descriptor) [pid 2179] close(23) = -1 EBADF (Bad file descriptor) [pid 2179] close(24) = -1 EBADF (Bad file descriptor) [pid 2179] close(25) = -1 EBADF (Bad file descriptor) [pid 2179] close(26) = -1 EBADF (Bad file descriptor) [pid 2179] close(27) = -1 EBADF (Bad file descriptor) [pid 2179] close(28) = -1 EBADF (Bad file descriptor) [pid 2179] close(29) = -1 EBADF (Bad file descriptor) [pid 2179] exit_group(0) = ? [pid 2179] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 302] getdents64(3, [pid 2231] <... ioctl resumed>, 0xa) = 0 [pid 2209] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2209] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2231] <... ioctl resumed>, 0xb) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 302] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./27/cgroup.cpu" [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 302] <... unlink resumed>) = 0 [pid 302] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2231] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2211] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2209] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./27/binderfs") = 0 [pid 302] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./27/cgroup") = 0 [pid 302] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./27/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./27") = 0 [pid 302] mkdir("./28", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2242 attached [pid 2242] set_robust_list(0x55555647a660, 24 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 30 [pid 2242] <... set_robust_list resumed>) = 0 [pid 2242] chdir("./28") = 0 [pid 2242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] close(3 [pid 2242] <... prctl resumed>) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2181] <... close resumed>) = 0 [pid 2242] setpgid(0, 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2181] close(4 [pid 2242] <... setpgid resumed>) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 2181] close(5 [pid 2242] <... symlink resumed>) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 93.037385][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 93.044473][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 93.068227][ T6] usb 1-1: USB disconnect, device number 29 [ 93.077531][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [pid 2242] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 2181] close(6 [pid 2242] <... symlink resumed>) = 0 [pid 2210] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 2181] close(7 [pid 2242] <... symlink resumed>) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2181] close(8 [pid 2242] <... openat resumed>) = 3 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] write(3, "1000", 4 [pid 2181] close(9 [pid 2242] <... write resumed>) = 4 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] close(3 [pid 2181] close(10 [pid 2242] <... close resumed>) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] symlink("/dev/binderfs", "./binderfs" [pid 2181] close(11 [pid 2242] <... symlink resumed>) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2181] close(12 [pid 2242] <... openat resumed>) = 3 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] ioctl(3, USB_RAW_IOCTL_INIT [pid 2181] close(13 [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 2181] close(14 [pid 2242] <... ioctl resumed>, 0) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] close(15 [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2181] close(16) = -1 EBADF (Bad file descriptor) [pid 2181] close(17) = -1 EBADF (Bad file descriptor) [pid 2181] close(18) = -1 EBADF (Bad file descriptor) [pid 2181] close(19) = -1 EBADF (Bad file descriptor) [pid 2181] close(20) = -1 EBADF (Bad file descriptor) [pid 2181] close(21) = -1 EBADF (Bad file descriptor) [pid 2181] close(22) = -1 EBADF (Bad file descriptor) [pid 2181] close(23) = -1 EBADF (Bad file descriptor) [pid 2181] close(24) = -1 EBADF (Bad file descriptor) [pid 2181] close(25) = -1 EBADF (Bad file descriptor) [pid 2181] close(26) = -1 EBADF (Bad file descriptor) [pid 2181] close(27) = -1 EBADF (Bad file descriptor) [pid 2181] close(28) = -1 EBADF (Bad file descriptor) [pid 2181] close(29) = -1 EBADF (Bad file descriptor) [pid 2181] exit_group(0) = ? [pid 2181] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./27/cgroup.cpu") = 0 [pid 305] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./27/binderfs") = 0 [pid 305] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./27/cgroup") = 0 [pid 305] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./27/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./27") = 0 [pid 305] mkdir("./28", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2250 attached [pid 2250] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 30 [pid 2250] <... set_robust_list resumed>) = 0 [pid 2250] chdir("./28") = 0 [pid 2250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2250] setpgid(0, 0) = 0 [pid 2250] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 2250] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 2250] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 2250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2250] write(3, "1000", 4) = 4 [pid 2250] close(3) = 0 [pid 2250] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2250] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2250] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 93.084722][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 93.103259][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 93.118024][ T19] usb 4-1: USB disconnect, device number 29 [ 93.127171][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2209] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2209] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2209] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2211] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2231] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2209] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2211] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 93.267626][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 93.273895][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 93.281942][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2211] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2211] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2209] close(3 [pid 2231] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2209] <... close resumed>) = 0 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2209] close(4 [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2209] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2209] close(5) = -1 EBADF (Bad file descriptor) [pid 2209] close(6) = -1 EBADF (Bad file descriptor) [pid 2209] close(7) = -1 EBADF (Bad file descriptor) [pid 2209] close(8) = -1 EBADF (Bad file descriptor) [pid 2209] close(9) = -1 EBADF (Bad file descriptor) [pid 2209] close(10) = -1 EBADF (Bad file descriptor) [pid 2209] close(11 [pid 2211] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2209] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2209] close(12) = -1 EBADF (Bad file descriptor) [pid 2209] close(13) = -1 EBADF (Bad file descriptor) [pid 2209] close(14) = -1 EBADF (Bad file descriptor) [pid 2209] close(15) = -1 EBADF (Bad file descriptor) [pid 2209] close(16) = -1 EBADF (Bad file descriptor) [pid 2209] close(17) = -1 EBADF (Bad file descriptor) [pid 2209] close(18) = -1 EBADF (Bad file descriptor) [pid 2209] close(19) = -1 EBADF (Bad file descriptor) [pid 2209] close(20) = -1 EBADF (Bad file descriptor) [pid 2209] close(21) = -1 EBADF (Bad file descriptor) [pid 2209] close(22) = -1 EBADF (Bad file descriptor) [pid 2209] close(23) = -1 EBADF (Bad file descriptor) [pid 2209] close(24) = -1 EBADF (Bad file descriptor) [pid 2209] close(25) = -1 EBADF (Bad file descriptor) [pid 2209] close(26) = -1 EBADF (Bad file descriptor) [pid 2209] close(27) = -1 EBADF (Bad file descriptor) [pid 2209] close(28) = -1 EBADF (Bad file descriptor) [pid 2209] close(29) = -1 EBADF (Bad file descriptor) [pid 2209] exit_group(0 [pid 2231] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2209] <... exit_group resumed>) = ? [pid 2209] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./27/cgroup.cpu") = 0 [pid 306] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./27/binderfs") = 0 [pid 306] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./27/cgroup") = 0 [pid 306] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./27/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./27") = 0 [pid 306] mkdir("./28", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2272 attached [pid 2272] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 30 [pid 2272] <... set_robust_list resumed>) = 0 [pid 2272] chdir("./28") = 0 [pid 2272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2272] setpgid(0, 0) = 0 [pid 2272] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 2272] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 2272] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 2272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2272] write(3, "1000", 4) = 4 [pid 2272] close(3) = 0 [pid 2272] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2210] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2210] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2272] <... openat resumed>) = 3 [pid 2210] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2272] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 93.477442][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 93.483002][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 93.490375][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 93.499378][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 93.510136][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 93.520489][ T323] usb 3-1: USB disconnect, device number 29 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2210] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 93.526626][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 93.537397][ T6] usb 1-1: new high-speed USB device number 30 using dummy_hcd [ 93.537438][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 93.551053][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 93.558625][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [ 93.567364][ T19] usb 4-1: new high-speed USB device number 30 using dummy_hcd [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2211] close(3) = 0 [pid 2211] close(4) = -1 EBADF (Bad file descriptor) [pid 2211] close(5) = -1 EBADF (Bad file descriptor) [pid 2211] close(6) = -1 EBADF (Bad file descriptor) [pid 2211] close(7) = -1 EBADF (Bad file descriptor) [pid 2211] close(8) = -1 EBADF (Bad file descriptor) [pid 2211] close(9) = -1 EBADF (Bad file descriptor) [pid 2211] close(10) = -1 EBADF (Bad file descriptor) [pid 2211] close(11) = -1 EBADF (Bad file descriptor) [pid 2211] close(12) = -1 EBADF (Bad file descriptor) [pid 2211] close(13) = -1 EBADF (Bad file descriptor) [pid 2211] close(14) = -1 EBADF (Bad file descriptor) [pid 2211] close(15) = -1 EBADF (Bad file descriptor) [pid 2211] close(16) = -1 EBADF (Bad file descriptor) [pid 2211] close(17) = -1 EBADF (Bad file descriptor) [pid 2211] close(18) = -1 EBADF (Bad file descriptor) [pid 2211] close(19) = -1 EBADF (Bad file descriptor) [pid 2211] close(20) = -1 EBADF (Bad file descriptor) [pid 2211] close(21) = -1 EBADF (Bad file descriptor) [pid 2211] close(22) = -1 EBADF (Bad file descriptor) [pid 2211] close(23) = -1 EBADF (Bad file descriptor) [pid 2211] close(24) = -1 EBADF (Bad file descriptor) [pid 2211] close(25) = -1 EBADF (Bad file descriptor) [pid 2211] close(26) = -1 EBADF (Bad file descriptor) [pid 2211] close(27) = -1 EBADF (Bad file descriptor) [pid 2211] close(28) = -1 EBADF (Bad file descriptor) [pid 2211] close(29) = -1 EBADF (Bad file descriptor) [pid 2211] exit_group(0) = ? [pid 2211] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 308] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./27/cgroup.cpu") = 0 [pid 308] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./27/binderfs") = 0 [pid 308] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./27/cgroup") = 0 [pid 308] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./27/cgroup.net" [pid 2231] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 308] <... unlink resumed>) = 0 [pid 2231] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 308] getdents64(3, [pid 2231] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./27") = 0 [pid 308] mkdir("./28", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2273 attached [pid 2273] set_robust_list(0x55555647a660, 24 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 30 [pid 2273] <... set_robust_list resumed>) = 0 [pid 2273] chdir("./28") = 0 [pid 2273] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2273] setpgid(0, 0) = 0 [pid 2231] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2273] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 2273] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 2273] symlink("/syzcgroup/net/syz5", "./cgroup.net") = 0 [pid 2273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2273] write(3, "1000", 4) = 4 [pid 2273] close(3) = 0 [pid 2273] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2273] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2273] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 93.697436][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 93.702822][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 93.709949][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 93.717261][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [ 93.723712][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2210] close(3) = 0 [pid 2210] close(4) = -1 EBADF (Bad file descriptor) [pid 2210] close(5) = -1 EBADF (Bad file descriptor) [pid 2210] close(6) = -1 EBADF (Bad file descriptor) [pid 2210] close(7) = -1 EBADF (Bad file descriptor) [pid 2210] close(8) = -1 EBADF (Bad file descriptor) [pid 2210] close(9) = -1 EBADF (Bad file descriptor) [pid 2210] close(10) = -1 EBADF (Bad file descriptor) [pid 2210] close(11) = -1 EBADF (Bad file descriptor) [pid 2210] close(12) = -1 EBADF (Bad file descriptor) [pid 2210] close(13) = -1 EBADF (Bad file descriptor) [pid 2210] close(14) = -1 EBADF (Bad file descriptor) [pid 2210] close(15) = -1 EBADF (Bad file descriptor) [pid 2210] close(16) = -1 EBADF (Bad file descriptor) [pid 2210] close(17) = -1 EBADF (Bad file descriptor) [pid 2210] close(18) = -1 EBADF (Bad file descriptor) [pid 2210] close(19) = -1 EBADF (Bad file descriptor) [pid 2210] close(20) = -1 EBADF (Bad file descriptor) [pid 2210] close(21) = -1 EBADF (Bad file descriptor) [pid 2210] close(22) = -1 EBADF (Bad file descriptor) [pid 2210] close(23) = -1 EBADF (Bad file descriptor) [pid 2210] close(24) = -1 EBADF (Bad file descriptor) [pid 2210] close(25) = -1 EBADF (Bad file descriptor) [pid 2210] close(26) = -1 EBADF (Bad file descriptor) [pid 2210] close(27) = -1 EBADF (Bad file descriptor) [pid 2210] close(28) = -1 EBADF (Bad file descriptor) [pid 2210] close(29) = -1 EBADF (Bad file descriptor) [pid 2210] exit_group(0) = ? [pid 2210] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./27/cgroup.cpu") = 0 [pid 307] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./27/binderfs") = 0 [pid 307] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./27/cgroup") = 0 [pid 307] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./27/cgroup.net") = 0 [pid 307] getdents64(3, [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 93.742234][ T24] usb 6-1: USB disconnect, device number 29 [ 93.748503][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [ 93.757637][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 93.764716][ T316] cdc_ncm 5-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 93.779973][ T316] usb 5-1: USB disconnect, device number 29 [pid 307] close(3) = 0 [pid 307] rmdir("./27") = 0 [pid 307] mkdir("./28", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 30 ./strace-static-x86_64: Process 2275 attached [pid 2275] set_robust_list(0x55555647a660, 24) = 0 [pid 2275] chdir("./28") = 0 [pid 2275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2275] setpgid(0, 0) = 0 [pid 2275] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 2275] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 2275] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 2275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2275] write(3, "1000", 4) = 4 [pid 2275] close(3) = 0 [pid 2275] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2275] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2275] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2275] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2250] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 93.794770][ T316] cdc_ncm 5-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2250] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2231] close(3 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2231] <... close resumed>) = 0 [pid 2231] close(4) = -1 EBADF (Bad file descriptor) [pid 2231] close(5) = -1 EBADF (Bad file descriptor) [pid 2231] close(6) = -1 EBADF (Bad file descriptor) [pid 2231] close(7) = -1 EBADF (Bad file descriptor) [pid 2231] close(8) = -1 EBADF (Bad file descriptor) [pid 2231] close(9) = -1 EBADF (Bad file descriptor) [pid 2231] close(10) = -1 EBADF (Bad file descriptor) [pid 2231] close(11) = -1 EBADF (Bad file descriptor) [pid 2231] close(12) = -1 EBADF (Bad file descriptor) [pid 2231] close(13) = -1 EBADF (Bad file descriptor) [pid 2231] close(14) = -1 EBADF (Bad file descriptor) [pid 2231] close(15) = -1 EBADF (Bad file descriptor) [pid 2231] close(16) = -1 EBADF (Bad file descriptor) [pid 2231] close(17) = -1 EBADF (Bad file descriptor) [pid 2231] close(18) = -1 EBADF (Bad file descriptor) [pid 2231] close(19) = -1 EBADF (Bad file descriptor) [pid 2231] close(20) = -1 EBADF (Bad file descriptor) [pid 2231] close(21) = -1 EBADF (Bad file descriptor) [pid 2231] close(22) = -1 EBADF (Bad file descriptor) [pid 2231] close(23) = -1 EBADF (Bad file descriptor) [pid 2231] close(24) = -1 EBADF (Bad file descriptor) [pid 2231] close(25) = -1 EBADF (Bad file descriptor) [pid 2231] close(26) = -1 EBADF (Bad file descriptor) [pid 2231] close(27) = -1 EBADF (Bad file descriptor) [pid 2231] close(28) = -1 EBADF (Bad file descriptor) [pid 2231] close(29) = -1 EBADF (Bad file descriptor) [pid 2231] exit_group(0) = ? [pid 2231] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 304] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./27/cgroup.cpu") = 0 [pid 304] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./27/binderfs", [pid 2250] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./27/binderfs") = 0 [pid 304] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./27/cgroup") = 0 [pid 304] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./27/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./27") = 0 [pid 304] mkdir("./28", 0777 [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 304] <... mkdir resumed>) = 0 [ 93.897494][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 93.917564][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 93.927458][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 30 ./strace-static-x86_64: Process 2289 attached [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] set_robust_list(0x55555647a660, 24 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2250] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] <... set_robust_list resumed>) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] chdir("./28" [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] <... chdir resumed>) = 0 [pid 2289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2289] setpgid(0, 0) = 0 [pid 2289] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2289] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] <... symlink resumed>) = 0 [pid 2289] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 2289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2289] write(3, "1000", 4) = 4 [pid 2289] close(3) = 0 [pid 2289] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2289] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2289] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2250] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 93.933867][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 93.950996][ T323] usb 3-1: new high-speed USB device number 30 using dummy_hcd [ 93.962077][ T37] usb 2-1: USB disconnect, device number 29 [ 93.975591][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2250] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 94.067495][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 94.076366][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 94.084593][ T6] usb 1-1: Product: syz [ 94.088791][ T6] usb 1-1: Manufacturer: syz [ 94.093200][ T6] usb 1-1: SerialNumber: syz [ 94.097905][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 94.107067][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2250] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2242] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 94.115345][ T19] usb 4-1: Product: syz [ 94.120988][ T19] usb 4-1: Manufacturer: syz [ 94.125390][ T19] usb 4-1: SerialNumber: syz [pid 2250] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 94.167428][ T24] usb 6-1: new high-speed USB device number 30 using dummy_hcd [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] <... ioctl resumed>, 0x7ffefefdae60) = 9 [ 94.227366][ T316] usb 5-1: new high-speed USB device number 30 using dummy_hcd [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2242] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2250] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 94.327395][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 94.387403][ T37] usb 2-1: new high-speed USB device number 30 using dummy_hcd [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2273] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2272] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] <... ioctl resumed>, 0) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 2250] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2272] <... ioctl resumed>, 0) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2250] <... ioctl resumed>, 0xa) = 0 [pid 2272] <... ioctl resumed>, 0x7f6288c903ec) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2250] <... ioctl resumed>, 0xb) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2242] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2272] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2250] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] <... ioctl resumed>, 0x7ffefefdae60) = 92 [ 94.527936][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 94.536836][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 94.544942][ T323] usb 3-1: Product: syz [ 94.549088][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 94.559783][ T323] usb 3-1: Manufacturer: syz [ 94.564180][ T323] usb 3-1: SerialNumber: syz [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2273] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2289] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 94.607463][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2273] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2289] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2275] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2273] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 94.757412][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 94.766289][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 94.774339][ T24] usb 6-1: Product: syz [ 94.778525][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 94.789245][ T24] usb 6-1: Manufacturer: syz [ 94.793628][ T24] usb 6-1: SerialNumber: syz [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2250] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2272] <... ioctl resumed>, 0) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2242] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2289] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2273] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2250] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2289] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2273] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2275] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 2289] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 94.807432][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 94.816293][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 94.824365][ T316] usb 5-1: Product: syz [ 94.828468][ T316] usb 5-1: Manufacturer: syz [ 94.832872][ T316] usb 5-1: SerialNumber: syz [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2289] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2242] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 94.957398][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 94.966315][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 94.974243][ T37] usb 2-1: Product: syz [ 94.978321][ T37] usb 2-1: Manufacturer: syz [ 94.982650][ T37] usb 2-1: SerialNumber: syz [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2250] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2242] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2242] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2289] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2242] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2250] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2250] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2242] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2250] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2273] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 95.257423][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 95.264142][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 95.271568][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 95.278194][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [ 95.283703][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 95.291100][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2272] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2242] close(3 [pid 2289] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2242] <... close resumed>) = 0 [pid 2242] close(4) = -1 EBADF (Bad file descriptor) [pid 2242] close(5) = -1 EBADF (Bad file descriptor) [pid 2242] close(6) = -1 EBADF (Bad file descriptor) [pid 2242] close(7) = -1 EBADF (Bad file descriptor) [pid 2242] close(8) = -1 EBADF (Bad file descriptor) [pid 2242] close(9) = -1 EBADF (Bad file descriptor) [pid 2242] close(10) = -1 EBADF (Bad file descriptor) [pid 2242] close(11) = -1 EBADF (Bad file descriptor) [pid 2242] close(12) = -1 EBADF (Bad file descriptor) [pid 2242] close(13) = -1 EBADF (Bad file descriptor) [pid 2242] close(14) = -1 EBADF (Bad file descriptor) [pid 2242] close(15) = -1 EBADF (Bad file descriptor) [pid 2242] close(16) = -1 EBADF (Bad file descriptor) [pid 2242] close(17) = -1 EBADF (Bad file descriptor) [pid 2242] close(18) = -1 EBADF (Bad file descriptor) [pid 2242] close(19) = -1 EBADF (Bad file descriptor) [pid 2242] close(20) = -1 EBADF (Bad file descriptor) [pid 2242] close(21) = -1 EBADF (Bad file descriptor) [pid 2242] close(22) = -1 EBADF (Bad file descriptor) [pid 2242] close(23) = -1 EBADF (Bad file descriptor) [pid 2242] close(24) = -1 EBADF (Bad file descriptor) [pid 2242] close(25 [pid 2250] close(3 [pid 2242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] close(26) = -1 EBADF (Bad file descriptor) [pid 2242] close(27) = -1 EBADF (Bad file descriptor) [pid 2242] close(28 [pid 2250] <... close resumed>) = 0 [pid 2242] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2242] close(29) = -1 EBADF (Bad file descriptor) [pid 2242] exit_group(0) = ? [pid 2250] close(4 [pid 2242] +++ exited with 0 +++ [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2250] close(5) = -1 EBADF (Bad file descriptor) [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 2250] close(6 [pid 302] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2250] close(7 [pid 302] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2250] close(8 [pid 302] <... openat resumed>) = 3 [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(3, "", [pid 2250] close(9 [pid 302] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2250] close(10 [pid 302] getdents64(3, [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 2250] close(11 [pid 302] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2250] close(12 [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 2250] close(13) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2250] close(14 [pid 302] unlink("./28/cgroup.cpu" [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 2250] close(15 [pid 302] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2250] close(16 [pid 302] newfstatat(AT_FDCWD, "./28/binderfs", [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2250] close(17 [pid 302] unlink("./28/binderfs" [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 2250] close(18 [pid 302] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2250] close(19 [pid 302] newfstatat(AT_FDCWD, "./28/cgroup", [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2250] close(20 [pid 302] unlink("./28/cgroup" [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 2250] close(21 [pid 302] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2250] close(22 [pid 302] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2250] close(23 [pid 302] unlink("./28/cgroup.net" [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... unlink resumed>) = 0 [pid 2250] close(24 [pid 302] getdents64(3, [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 2250] close(25 [pid 302] close(3 [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... close resumed>) = 0 [pid 2250] close(26 [pid 302] rmdir("./28" [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... rmdir resumed>) = 0 [pid 2250] close(27 [pid 302] mkdir("./29", 0777 [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 302] <... mkdir resumed>) = 0 [pid 2250] close(28 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 2304 attached [pid 2250] close(29 [pid 302] <... clone resumed>, child_tidptr=0x55555647a650) = 31 [pid 2250] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2250] exit_group(0) = ? [pid 2273] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2250] +++ exited with 0 +++ [pid 2304] set_robust_list(0x55555647a660, 24) = 0 [pid 2304] chdir("./29") = 0 [pid 2304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2304] setpgid(0, 0) = 0 [pid 2304] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 2304] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2304] <... symlink resumed>) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 2275] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2304] <... symlink resumed>) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2304] write(3, "1000", 4) = 4 [pid 2304] close(3) = 0 [pid 2304] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2304] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2304] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2304] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2275] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 305] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./28/cgroup.cpu") = 0 [pid 305] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./28/binderfs") = 0 [pid 305] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./28/cgroup") = 0 [pid 305] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./28/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./28") = 0 [pid 305] mkdir("./29", 0777) = 0 [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2306 attached [pid 2306] set_robust_list(0x55555647a660, 24 [pid 305] <... clone resumed>, child_tidptr=0x55555647a650) = 31 [pid 2306] <... set_robust_list resumed>) = 0 [pid 2306] chdir("./29") = 0 [pid 2306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2306] setpgid(0, 0) = 0 [ 95.477475][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 95.484481][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 95.495394][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 95.507511][ T19] cdc_ncm 4-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2306] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 2306] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 2306] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 2306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2306] write(3, "1000", 4) = 4 [pid 2306] close(3) = 0 [pid 2306] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2306] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2306] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 95.529915][ T6] usb 1-1: USB disconnect, device number 30 [ 95.542869][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [ 95.552311][ T19] usb 4-1: USB disconnect, device number 30 [ 95.559587][ T19] cdc_ncm 4-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2272] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2272] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2272] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2272] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 95.687462][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 95.695672][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 95.703392][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2272] close(3 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2272] <... close resumed>) = 0 [pid 2272] close(4) = -1 EBADF (Bad file descriptor) [pid 2272] close(5) = -1 EBADF (Bad file descriptor) [pid 2272] close(6) = -1 EBADF (Bad file descriptor) [pid 2272] close(7) = -1 EBADF (Bad file descriptor) [pid 2272] close(8) = -1 EBADF (Bad file descriptor) [pid 2272] close(9) = -1 EBADF (Bad file descriptor) [pid 2272] close(10 [pid 2289] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2272] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2272] close(11) = -1 EBADF (Bad file descriptor) [pid 2272] close(12) = -1 EBADF (Bad file descriptor) [pid 2272] close(13) = -1 EBADF (Bad file descriptor) [pid 2272] close(14) = -1 EBADF (Bad file descriptor) [pid 2272] close(15) = -1 EBADF (Bad file descriptor) [pid 2272] close(16) = -1 EBADF (Bad file descriptor) [pid 2272] close(17) = -1 EBADF (Bad file descriptor) [pid 2272] close(18) = -1 EBADF (Bad file descriptor) [pid 2272] close(19) = -1 EBADF (Bad file descriptor) [pid 2272] close(20) = -1 EBADF (Bad file descriptor) [pid 2272] close(21) = -1 EBADF (Bad file descriptor) [pid 2272] close(22) = -1 EBADF (Bad file descriptor) [pid 2272] close(23) = -1 EBADF (Bad file descriptor) [pid 2272] close(24) = -1 EBADF (Bad file descriptor) [pid 2272] close(25) = -1 EBADF (Bad file descriptor) [pid 2272] close(26) = -1 EBADF (Bad file descriptor) [pid 2272] close(27) = -1 EBADF (Bad file descriptor) [pid 2272] close(28) = -1 EBADF (Bad file descriptor) [pid 2272] close(29) = -1 EBADF (Bad file descriptor) [pid 2272] exit_group(0) = ? [pid 2272] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 306] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./28/cgroup.cpu") = 0 [pid 306] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./28/binderfs") = 0 [pid 306] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./28/cgroup") = 0 [pid 306] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./28/cgroup.net") = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./28") = 0 [pid 306] mkdir("./29", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2334 attached [pid 2334] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 31 [pid 2334] <... set_robust_list resumed>) = 0 [pid 2334] chdir("./29") = 0 [pid 2334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2334] setpgid(0, 0) = 0 [pid 2334] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 2334] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 2334] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 2334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2334] write(3, "1000", 4) = 4 [pid 2334] close(3) = 0 [pid 2334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2334] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2334] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2334] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2273] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2275] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2273] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2275] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 95.897614][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 95.906301][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 95.918786][ T323] usb 3-1: USB disconnect, device number 30 [ 95.926240][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [pid 2273] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2275] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2273] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 95.957364][ T6] usb 1-1: new high-speed USB device number 31 using dummy_hcd [ 95.957429][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 95.971333][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 95.978391][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 95.986340][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 95.987452][ T19] usb 4-1: new high-speed USB device number 31 using dummy_hcd [ 95.993913][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [ 96.006865][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2289] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 96.107408][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 96.113675][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 96.121256][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 2275] close(3) = 0 [pid 2275] close(4) = -1 EBADF (Bad file descriptor) [pid 2275] close(5) = -1 EBADF (Bad file descriptor) [pid 2275] close(6) = -1 EBADF (Bad file descriptor) [pid 2275] close(7) = -1 EBADF (Bad file descriptor) [pid 2275] close(8) = -1 EBADF (Bad file descriptor) [pid 2275] close(9) = -1 EBADF (Bad file descriptor) [pid 2275] close(10) = -1 EBADF (Bad file descriptor) [pid 2275] close(11) = -1 EBADF (Bad file descriptor) [pid 2275] close(12) = -1 EBADF (Bad file descriptor) [pid 2275] close(13) = -1 EBADF (Bad file descriptor) [pid 2275] close(14) = -1 EBADF (Bad file descriptor) [pid 2275] close(15 [pid 2273] close(3 [pid 2275] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2275] close(16) = -1 EBADF (Bad file descriptor) [pid 2275] close(17) = -1 EBADF (Bad file descriptor) [pid 2275] close(18) = -1 EBADF (Bad file descriptor) [pid 2275] close(19) = -1 EBADF (Bad file descriptor) [pid 2275] close(20) = -1 EBADF (Bad file descriptor) [pid 2275] close(21) = -1 EBADF (Bad file descriptor) [pid 2275] close(22) = -1 EBADF (Bad file descriptor) [pid 2275] close(23) = -1 EBADF (Bad file descriptor) [pid 2275] close(24) = -1 EBADF (Bad file descriptor) [pid 2275] close(25) = -1 EBADF (Bad file descriptor) [pid 2275] close(26) = -1 EBADF (Bad file descriptor) [pid 2275] close(27) = -1 EBADF (Bad file descriptor) [pid 2275] close(28) = -1 EBADF (Bad file descriptor) [pid 2275] close(29) = -1 EBADF (Bad file descriptor) [pid 2275] exit_group(0) = ? [pid 2275] +++ exited with 0 +++ [pid 2273] <... close resumed>) = 0 [pid 2273] close(4) = -1 EBADF (Bad file descriptor) [pid 2273] close(5) = -1 EBADF (Bad file descriptor) [pid 2273] close(6) = -1 EBADF (Bad file descriptor) [pid 2273] close(7) = -1 EBADF (Bad file descriptor) [pid 2273] close(8) = -1 EBADF (Bad file descriptor) [pid 2273] close(9) = -1 EBADF (Bad file descriptor) [pid 2273] close(10) = -1 EBADF (Bad file descriptor) [pid 2273] close(11) = -1 EBADF (Bad file descriptor) [pid 2273] close(12) = -1 EBADF (Bad file descriptor) [pid 2273] close(13) = -1 EBADF (Bad file descriptor) [pid 2273] close(14) = -1 EBADF (Bad file descriptor) [pid 2273] close(15) = -1 EBADF (Bad file descriptor) [pid 2273] close(16) = -1 EBADF (Bad file descriptor) [pid 2273] close(17) = -1 EBADF (Bad file descriptor) [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 2273] close(18) = -1 EBADF (Bad file descriptor) [pid 2273] close(19) = -1 EBADF (Bad file descriptor) [pid 2273] close(20) = -1 EBADF (Bad file descriptor) [pid 2273] close(21) = -1 EBADF (Bad file descriptor) [pid 2273] close(22) = -1 EBADF (Bad file descriptor) [pid 2273] close(23) = -1 EBADF (Bad file descriptor) [pid 2273] close(24) = -1 EBADF (Bad file descriptor) [pid 2273] close(25) = -1 EBADF (Bad file descriptor) [pid 2273] close(26) = -1 EBADF (Bad file descriptor) [pid 2273] close(27) = -1 EBADF (Bad file descriptor) [pid 2273] close(28) = -1 EBADF (Bad file descriptor) [pid 2273] close(29) = -1 EBADF (Bad file descriptor) [pid 2273] exit_group(0) = ? [pid 2273] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] restart_syscall(<... resuming interrupted clone ...> [pid 307] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 308] <... restart_syscall resumed>) = 0 [pid 307] <... openat resumed>) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 308] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] getdents64(3, [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 307] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] <... openat resumed>) = 3 [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(3, "", [pid 307] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 308] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] getdents64(3, [pid 307] unlink("./28/cgroup.cpu" [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] <... unlink resumed>) = 0 [pid 308] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 307] newfstatat(AT_FDCWD, "./28/binderfs", [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./28/cgroup.cpu" [pid 307] unlink("./28/binderfs" [pid 308] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 308] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./28/binderfs", [pid 307] newfstatat(AT_FDCWD, "./28/cgroup", [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./28/binderfs" [pid 307] unlink("./28/cgroup" [pid 308] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 308] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./28/cgroup", [pid 307] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 96.167409][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 96.174718][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 96.187398][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 96.195026][ T24] cdc_ncm 6-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 96.209217][ T316] usb 5-1: USB disconnect, device number 30 [pid 308] unlink("./28/cgroup" [pid 307] unlink("./28/cgroup.net" [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 308] <... unlink resumed>) = 0 [pid 307] <... unlink resumed>) = 0 [pid 308] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 307] getdents64(3, [pid 308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 307] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 307] close(3 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] <... close resumed>) = 0 [pid 308] unlink("./28/cgroup.net" [pid 307] rmdir("./28" [pid 308] <... unlink resumed>) = 0 [pid 307] <... rmdir resumed>) = 0 [pid 308] getdents64(3, [pid 307] mkdir("./29", 0777 [pid 308] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] <... mkdir resumed>) = 0 [pid 308] close(3 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2335 attached [pid 308] <... close resumed>) = 0 [pid 2335] set_robust_list(0x55555647a660, 24 [pid 308] rmdir("./28" [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 31 [pid 2335] <... set_robust_list resumed>) = 0 [pid 308] <... rmdir resumed>) = 0 [pid 2335] chdir("./29" [pid 308] mkdir("./29", 0777 [pid 2335] <... chdir resumed>) = 0 [pid 308] <... mkdir resumed>) = 0 [pid 2335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2336 attached [pid 2335] <... prctl resumed>) = 0 [pid 2336] set_robust_list(0x55555647a660, 24 [pid 2335] setpgid(0, 0 [pid 308] <... clone resumed>, child_tidptr=0x55555647a650) = 31 [pid 2336] <... set_robust_list resumed>) = 0 [pid 2335] <... setpgid resumed>) = 0 [pid 2336] chdir("./29" [pid 2335] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 2336] <... chdir resumed>) = 0 [pid 2335] <... symlink resumed>) = 0 [pid 2336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2335] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 2336] <... prctl resumed>) = 0 [pid 2335] <... symlink resumed>) = 0 [pid 2304] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2336] setpgid(0, 0 [pid 2335] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... setpgid resumed>) = 0 [pid 2335] <... symlink resumed>) = 0 [pid 2336] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 2335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2336] <... symlink resumed>) = 0 [pid 2335] <... openat resumed>) = 3 [pid 2336] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 2335] write(3, "1000", 4 [pid 2336] <... symlink resumed>) = 0 [pid 2335] <... write resumed>) = 4 [pid 2336] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 2335] close(3 [pid 2336] <... symlink resumed>) = 0 [pid 2335] <... close resumed>) = 0 [pid 2336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2335] symlink("/dev/binderfs", "./binderfs" [pid 2336] <... openat resumed>) = 3 [pid 2335] <... symlink resumed>) = 0 [pid 2336] write(3, "1000", 4 [pid 2335] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2336] <... write resumed>) = 4 [pid 2335] <... openat resumed>) = 3 [pid 2336] close(3 [pid 2335] ioctl(3, USB_RAW_IOCTL_INIT [pid 2336] <... close resumed>) = 0 [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] symlink("/dev/binderfs", "./binderfs" [pid 2335] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 2336] <... symlink resumed>) = 0 [pid 2335] <... ioctl resumed>, 0) = 0 [pid 2336] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... openat resumed>) = 3 [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_INIT [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2304] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 96.215323][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 96.228600][ T24] usb 6-1: USB disconnect, device number 30 [ 96.247499][ T24] cdc_ncm 6-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] close(3) = 0 [pid 2289] close(4) = -1 EBADF (Bad file descriptor) [pid 2289] close(5) = -1 EBADF (Bad file descriptor) [pid 2289] close(6) = -1 EBADF (Bad file descriptor) [pid 2289] close(7) = -1 EBADF (Bad file descriptor) [pid 2289] close(8) = -1 EBADF (Bad file descriptor) [pid 2289] close(9) = -1 EBADF (Bad file descriptor) [pid 2289] close(10) = -1 EBADF (Bad file descriptor) [pid 2289] close(11) = -1 EBADF (Bad file descriptor) [pid 2289] close(12) = -1 EBADF (Bad file descriptor) [pid 2289] close(13) = -1 EBADF (Bad file descriptor) [pid 2289] close(14) = -1 EBADF (Bad file descriptor) [pid 2289] close(15) = -1 EBADF (Bad file descriptor) [pid 2289] close(16) = -1 EBADF (Bad file descriptor) [pid 2289] close(17) = -1 EBADF (Bad file descriptor) [pid 2289] close(18 [pid 2306] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2304] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2289] close(19) = -1 EBADF (Bad file descriptor) [pid 2289] close(20) = -1 EBADF (Bad file descriptor) [pid 2289] close(21) = -1 EBADF (Bad file descriptor) [pid 2289] close(22) = -1 EBADF (Bad file descriptor) [pid 2289] close(23) = -1 EBADF (Bad file descriptor) [pid 2289] close(24) = -1 EBADF (Bad file descriptor) [pid 2289] close(25) = -1 EBADF (Bad file descriptor) [pid 2289] close(26) = -1 EBADF (Bad file descriptor) [pid 2289] close(27) = -1 EBADF (Bad file descriptor) [pid 2289] close(28) = -1 EBADF (Bad file descriptor) [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] close(29 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2289] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2289] exit_group(0) = ? [pid 2289] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 304] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./28/cgroup.cpu") = 0 [pid 304] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./28/binderfs") = 0 [pid 304] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./28/cgroup") = 0 [pid 304] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2304] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 304] unlink("./28/cgroup.net" [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] <... unlink resumed>) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [ 96.317400][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 96.317599][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 96.342210][ T37] cdc_ncm 2-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 96.353158][ T323] usb 3-1: new high-speed USB device number 31 using dummy_hcd [pid 304] rmdir("./28" [pid 2306] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 304] <... rmdir resumed>) = 0 [pid 304] mkdir("./29", 0777) = 0 [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2347 attached [pid 2347] set_robust_list(0x55555647a660, 24 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 31 [pid 2347] <... set_robust_list resumed>) = 0 [pid 2347] chdir("./29") = 0 [pid 2347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2347] setpgid(0, 0) = 0 [pid 2347] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 2347] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 2347] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 2347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2347] write(3, "1000", 4) = 4 [pid 2347] close(3) = 0 [pid 2347] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2347] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2347] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2334] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2304] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 96.368511][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 96.382405][ T37] usb 2-1: USB disconnect, device number 30 [ 96.390342][ T37] cdc_ncm 2-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2304] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2304] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 96.497385][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 96.506593][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 96.515108][ T6] usb 1-1: Product: syz [ 96.521539][ T6] usb 1-1: Manufacturer: syz [ 96.525968][ T6] usb 1-1: SerialNumber: syz [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2304] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 2306] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 96.547457][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 96.556327][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 96.564650][ T19] usb 4-1: Product: syz [ 96.570296][ T19] usb 4-1: Manufacturer: syz [ 96.574715][ T19] usb 4-1: SerialNumber: syz [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2334] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 96.637399][ T316] usb 5-1: new high-speed USB device number 31 using dummy_hcd [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2334] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 96.697376][ T24] usb 6-1: new high-speed USB device number 31 using dummy_hcd [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 92 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2304] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [pid 2347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] <... ioctl resumed>, 0x7ffefefdae80) = 0 [ 96.757396][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 96.787411][ T37] usb 2-1: new high-speed USB device number 31 using dummy_hcd [pid 2334] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2334] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2334] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2334] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 18 [ 96.927961][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 96.936876][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 96.944879][ T323] usb 3-1: Product: syz [ 96.949346][ T323] usb 3-1: Manufacturer: syz [ 96.953786][ T323] usb 3-1: SerialNumber: syz [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2304] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 9 [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2306] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 97.007435][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 97.077541][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_READ [ 97.157420][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 97.187452][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 97.196447][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2334] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2304] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2335] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 97.204468][ T316] usb 5-1: Product: syz [ 97.208799][ T316] usb 5-1: Manufacturer: syz [ 97.213216][ T316] usb 5-1: SerialNumber: syz [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2306] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2336] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2347] <... ioctl resumed>, 0x7ffefefdae60) = 8 [ 97.267426][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 97.276409][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 97.284505][ T24] usb 6-1: Product: syz [ 97.288776][ T24] usb 6-1: Manufacturer: syz [ 97.293189][ T24] usb 6-1: SerialNumber: syz [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2347] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 97.327396][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 97.336326][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 97.345180][ T37] usb 2-1: Product: syz [ 97.349386][ T37] usb 2-1: Manufacturer: syz [ 97.353799][ T37] usb 2-1: SerialNumber: syz [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2304] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2304] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2306] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 97.667390][ T6] cdc_ncm 1-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 97.673639][ T6] cdc_ncm 1-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 97.681353][ T6] cdc_ncm 1-1:5.0: setting rx_max = 2048 [pid 2306] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 97.717423][ T19] cdc_ncm 4-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 97.724001][ T19] cdc_ncm 4-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 97.731557][ T19] cdc_ncm 4-1:5.0: setting rx_max = 2048 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2304] close(3) = 0 [pid 2304] close(4) = -1 EBADF (Bad file descriptor) [pid 2304] close(5) = -1 EBADF (Bad file descriptor) [pid 2304] close(6) = -1 EBADF (Bad file descriptor) [pid 2304] close(7) = -1 EBADF (Bad file descriptor) [pid 2304] close(8) = -1 EBADF (Bad file descriptor) [pid 2304] close(9) = -1 EBADF (Bad file descriptor) [pid 2304] close(10) = -1 EBADF (Bad file descriptor) [pid 2304] close(11) = -1 EBADF (Bad file descriptor) [pid 2304] close(12) = -1 EBADF (Bad file descriptor) [pid 2304] close(13) = -1 EBADF (Bad file descriptor) [pid 2304] close(14) = -1 EBADF (Bad file descriptor) [pid 2304] close(15) = -1 EBADF (Bad file descriptor) [pid 2304] close(16) = -1 EBADF (Bad file descriptor) [pid 2304] close(17) = -1 EBADF (Bad file descriptor) [pid 2304] close(18) = -1 EBADF (Bad file descriptor) [pid 2304] close(19) = -1 EBADF (Bad file descriptor) [pid 2304] close(20) = -1 EBADF (Bad file descriptor) [pid 2304] close(21) = -1 EBADF (Bad file descriptor) [pid 2304] close(22) = -1 EBADF (Bad file descriptor) [pid 2304] close(23) = -1 EBADF (Bad file descriptor) [pid 2304] close(24) = -1 EBADF (Bad file descriptor) [pid 2304] close(25) = -1 EBADF (Bad file descriptor) [pid 2304] close(26) = -1 EBADF (Bad file descriptor) [pid 2304] close(27) = -1 EBADF (Bad file descriptor) [pid 2304] close(28) = -1 EBADF (Bad file descriptor) [pid 2304] close(29) = -1 EBADF (Bad file descriptor) [pid 2304] exit_group(0) = ? [pid 2304] +++ exited with 0 +++ [pid 302] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 302] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 302] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 302] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./29/cgroup.cpu") = 0 [pid 302] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./29/binderfs") = 0 [pid 302] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 302] newfstatat(AT_FDCWD, "./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 302] unlink("./29/cgroup") = 0 [pid 302] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 302] newfstatat(AT_FDCWD, "./29/cgroup.net", [pid 2335] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 302] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 302] unlink("./29/cgroup.net") = 0 [pid 302] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 302] close(3) = 0 [pid 302] rmdir("./29") = 0 [pid 302] mkdir("./30", 0777) = 0 [pid 302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2367 attached , child_tidptr=0x55555647a650) = 32 [pid 2367] set_robust_list(0x55555647a660, 24) = 0 [pid 2367] chdir("./30") = 0 [pid 2367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2367] setpgid(0, 0) = 0 [pid 2367] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 2367] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 2367] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 2367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2367] write(3, "1000", 4) = 4 [pid 2367] close(3) = 0 [pid 2367] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2367] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2367] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2367] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2335] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2306] close(3) = 0 [pid 2306] close(4) = -1 EBADF (Bad file descriptor) [pid 2306] close(5) = -1 EBADF (Bad file descriptor) [pid 2306] close(6) = -1 EBADF (Bad file descriptor) [pid 2306] close(7) = -1 EBADF (Bad file descriptor) [pid 2306] close(8) = -1 EBADF (Bad file descriptor) [pid 2306] close(9) = -1 EBADF (Bad file descriptor) [pid 2306] close(10) = -1 EBADF (Bad file descriptor) [pid 2306] close(11) = -1 EBADF (Bad file descriptor) [pid 2306] close(12) = -1 EBADF (Bad file descriptor) [pid 2306] close(13) = -1 EBADF (Bad file descriptor) [pid 2306] close(14) = -1 EBADF (Bad file descriptor) [pid 2306] close(15) = -1 EBADF (Bad file descriptor) [pid 2306] close(16) = -1 EBADF (Bad file descriptor) [pid 2306] close(17) = -1 EBADF (Bad file descriptor) [pid 2306] close(18) = -1 EBADF (Bad file descriptor) [ 97.897878][ T6] cdc_ncm 1-1:5.0: setting tx_max = 88 [ 97.905275][ T6] cdc_ncm 1-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.0-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 97.924645][ T6] usb 1-1: USB disconnect, device number 31 [ 97.932608][ T6] cdc_ncm 1-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.0-1, CDC NCM (NO ZLP) [pid 2306] close(19) = -1 EBADF (Bad file descriptor) [pid 2306] close(20) = -1 EBADF (Bad file descriptor) [pid 2306] close(21) = -1 EBADF (Bad file descriptor) [pid 2306] close(22) = -1 EBADF (Bad file descriptor) [pid 2306] close(23) = -1 EBADF (Bad file descriptor) [pid 2306] close(24) = -1 EBADF (Bad file descriptor) [pid 2306] close(25) = -1 EBADF (Bad file descriptor) [pid 2306] close(26) = -1 EBADF (Bad file descriptor) [pid 2306] close(27) = -1 EBADF (Bad file descriptor) [pid 2306] close(28) = -1 EBADF (Bad file descriptor) [pid 2306] close(29) = -1 EBADF (Bad file descriptor) [pid 2306] exit_group(0) = ? [pid 2306] +++ exited with 0 +++ [pid 305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 305] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 305] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 305] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./29/cgroup.cpu") = 0 [pid 305] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./29/binderfs") = 0 [pid 305] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./29/cgroup") = 0 [pid 305] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 305] newfstatat(AT_FDCWD, "./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 305] unlink("./29/cgroup.net") = 0 [pid 305] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 305] close(3) = 0 [pid 305] rmdir("./29") = 0 [pid 305] mkdir("./30", 0777) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 32 ./strace-static-x86_64: Process 2370 attached [pid 2336] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2370] set_robust_list(0x55555647a660, 24 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2370] <... set_robust_list resumed>) = 0 [pid 2370] chdir("./30") = 0 [pid 2370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2370] setpgid(0, 0) = 0 [pid 2370] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 2336] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2370] <... symlink resumed>) = 0 [pid 2370] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 2370] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 2370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 97.947786][ T19] cdc_ncm 4-1:5.0: setting tx_max = 88 [ 97.961231][ T19] cdc_ncm 4-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.3-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 97.979152][ T19] usb 4-1: USB disconnect, device number 31 [pid 2370] write(3, "1000", 4) = 4 [pid 2370] close(3) = 0 [pid 2370] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2370] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2370] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2370] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [ 97.990658][ T19] cdc_ncm 4-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.3-1, CDC NCM (NO ZLP) [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 28 [pid 2334] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2334] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [ 98.077429][ T323] cdc_ncm 3-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 98.083739][ T323] cdc_ncm 3-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 98.091477][ T323] cdc_ncm 3-1:5.0: setting rx_max = 2048 [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae80) = 0 [pid 2334] close(3) = 0 [pid 2334] close(4) = -1 EBADF (Bad file descriptor) [pid 2334] close(5) = -1 EBADF (Bad file descriptor) [pid 2334] close(6) = -1 EBADF (Bad file descriptor) [pid 2334] close(7) = -1 EBADF (Bad file descriptor) [pid 2334] close(8) = -1 EBADF (Bad file descriptor) [pid 2334] close(9) = -1 EBADF (Bad file descriptor) [pid 2334] close(10) = -1 EBADF (Bad file descriptor) [pid 2334] close(11) = -1 EBADF (Bad file descriptor) [pid 2334] close(12) = -1 EBADF (Bad file descriptor) [pid 2334] close(13) = -1 EBADF (Bad file descriptor) [pid 2334] close(14) = -1 EBADF (Bad file descriptor) [pid 2334] close(15) = -1 EBADF (Bad file descriptor) [pid 2334] close(16) = -1 EBADF (Bad file descriptor) [pid 2334] close(17) = -1 EBADF (Bad file descriptor) [pid 2334] close(18) = -1 EBADF (Bad file descriptor) [pid 2334] close(19) = -1 EBADF (Bad file descriptor) [pid 2334] close(20) = -1 EBADF (Bad file descriptor) [pid 2334] close(21) = -1 EBADF (Bad file descriptor) [pid 2334] close(22) = -1 EBADF (Bad file descriptor) [pid 2334] close(23) = -1 EBADF (Bad file descriptor) [pid 2334] close(24) = -1 EBADF (Bad file descriptor) [pid 2334] close(25) = -1 EBADF (Bad file descriptor) [pid 2334] close(26) = -1 EBADF (Bad file descriptor) [pid 2334] close(27) = -1 EBADF (Bad file descriptor) [pid 2334] close(28) = -1 EBADF (Bad file descriptor) [pid 2334] close(29) = -1 EBADF (Bad file descriptor) [pid 2334] exit_group(0) = ? [pid 2334] +++ exited with 0 +++ [pid 306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 306] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 306] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 306] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 306] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./29/cgroup.cpu") = 0 [pid 306] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./29/binderfs") = 0 [pid 306] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 306] newfstatat(AT_FDCWD, "./29/cgroup", [pid 2335] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 306] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./29/cgroup") = 0 [pid 306] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2335] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2335] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 306] newfstatat(AT_FDCWD, "./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 306] unlink("./29/cgroup.net") = 0 [pid 306] getdents64(3, [pid 2335] <... ioctl resumed>, 0x7ffefefdae80) = 26 [pid 306] <... getdents64 resumed>0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 306] close(3) = 0 [pid 306] rmdir("./29") = 0 [pid 306] mkdir("./30", 0777) = 0 [pid 306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2397 attached [pid 2397] set_robust_list(0x55555647a660, 24 [pid 306] <... clone resumed>, child_tidptr=0x55555647a650) = 32 [pid 2397] <... set_robust_list resumed>) = 0 [pid 2397] chdir("./30") = 0 [pid 2397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2397] setpgid(0, 0) = 0 [pid 2397] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 2397] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [ 98.297400][ T323] cdc_ncm 3-1:5.0: setting tx_max = 88 [ 98.305456][ T323] cdc_ncm 3-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.2-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 98.317341][ T6] usb 1-1: new high-speed USB device number 32 using dummy_hcd [ 98.324656][ T323] usb 3-1: USB disconnect, device number 31 [ 98.337411][ T316] cdc_ncm 5-1:5.0: MAC-Address: 42:42:42:42:42:42 [pid 2397] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 2397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2397] write(3, "1000", 4) = 4 [pid 2397] close(3) = 0 [pid 2397] symlink("/dev/binderfs", "./binderfs" [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] <... symlink resumed>) = 0 [pid 2397] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2397] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2397] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2336] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2336] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... ioctl resumed>, 0x7ffefefdae80) = 26 [ 98.343656][ T316] cdc_ncm 5-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 98.351423][ T323] cdc_ncm 3-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.2-1, CDC NCM (NO ZLP) [ 98.357386][ T19] usb 4-1: new high-speed USB device number 32 using dummy_hcd [ 98.367895][ T316] cdc_ncm 5-1:5.0: setting rx_max = 2048 [pid 2347] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2347] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae80) = 26 [ 98.417436][ T24] cdc_ncm 6-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 98.423720][ T24] cdc_ncm 6-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 98.436840][ T24] cdc_ncm 6-1:5.0: setting rx_max = 2048 [ 98.467452][ T37] cdc_ncm 2-1:5.0: MAC-Address: 42:42:42:42:42:42 [ 98.473711][ T37] cdc_ncm 2-1:5.0: dwNtbInMaxSize=16 is too small. Using 2048 [ 98.482034][ T37] cdc_ncm 2-1:5.0: setting rx_max = 2048 [pid 2335] close(3) = 0 [pid 2335] close(4) = -1 EBADF (Bad file descriptor) [pid 2335] close(5) = -1 EBADF (Bad file descriptor) [pid 2335] close(6) = -1 EBADF (Bad file descriptor) [pid 2335] close(7) = -1 EBADF (Bad file descriptor) [pid 2335] close(8) = -1 EBADF (Bad file descriptor) [pid 2335] close(9) = -1 EBADF (Bad file descriptor) [pid 2335] close(10) = -1 EBADF (Bad file descriptor) [pid 2335] close(11) = -1 EBADF (Bad file descriptor) [pid 2335] close(12) = -1 EBADF (Bad file descriptor) [pid 2335] close(13) = -1 EBADF (Bad file descriptor) [pid 2335] close(14) = -1 EBADF (Bad file descriptor) [pid 2335] close(15) = -1 EBADF (Bad file descriptor) [pid 2335] close(16) = -1 EBADF (Bad file descriptor) [pid 2335] close(17) = -1 EBADF (Bad file descriptor) [pid 2335] close(18) = -1 EBADF (Bad file descriptor) [pid 2335] close(19) = -1 EBADF (Bad file descriptor) [pid 2335] close(20) = -1 EBADF (Bad file descriptor) [pid 2335] close(21) = -1 EBADF (Bad file descriptor) [pid 2335] close(22) = -1 EBADF (Bad file descriptor) [pid 2335] close(23) = -1 EBADF (Bad file descriptor) [pid 2335] close(24) = -1 EBADF (Bad file descriptor) [pid 2335] close(25) = -1 EBADF (Bad file descriptor) [pid 2335] close(26) = -1 EBADF (Bad file descriptor) [pid 2335] close(27) = -1 EBADF (Bad file descriptor) [pid 2335] close(28) = -1 EBADF (Bad file descriptor) [pid 2335] close(29) = -1 EBADF (Bad file descriptor) [pid 2335] exit_group(0) = ? [pid 2335] +++ exited with 0 +++ [pid 307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 307] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 307] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 307] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./29/cgroup.cpu") = 0 [pid 307] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./29/binderfs") = 0 [pid 307] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./29/cgroup") = 0 [pid 307] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 307] newfstatat(AT_FDCWD, "./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 307] unlink("./29/cgroup.net") = 0 [pid 307] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 307] close(3) = 0 [pid 307] rmdir("./29") = 0 [pid 307] mkdir("./30", 0777) = 0 [pid 307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2425 attached [pid 2425] set_robust_list(0x55555647a660, 24 [pid 307] <... clone resumed>, child_tidptr=0x55555647a650) = 32 [pid 2425] <... set_robust_list resumed>) = 0 [pid 2425] chdir("./30") = 0 [pid 2425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2425] setpgid(0, 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] <... setpgid resumed>) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 98.567443][ T316] cdc_ncm 5-1:5.0: setting tx_max = 88 [ 98.575525][ T316] cdc_ncm 5-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.4-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2425] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 2425] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 2425] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 2425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2425] write(3, "1000", 4) = 4 [pid 2425] close(3) = 0 [pid 2425] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2425] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2425] ioctl(3, USB_RAW_IOCTL_INIT [pid 2336] close(3 [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] <... close resumed>) = 0 [pid 2425] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 2336] close(4 [pid 2425] <... ioctl resumed>, 0) = 0 [pid 2336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] close(5 [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2336] close(6 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2336] close(7) = -1 EBADF (Bad file descriptor) [pid 2336] close(8) = -1 EBADF (Bad file descriptor) [pid 2336] close(9) = -1 EBADF (Bad file descriptor) [pid 2336] close(10) = -1 EBADF (Bad file descriptor) [pid 2336] close(11) = -1 EBADF (Bad file descriptor) [pid 2336] close(12) = -1 EBADF (Bad file descriptor) [pid 2336] close(13) = -1 EBADF (Bad file descriptor) [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2336] close(14 [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2336] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2336] close(15) = -1 EBADF (Bad file descriptor) [pid 2336] close(16) = -1 EBADF (Bad file descriptor) [pid 2336] close(17) = -1 EBADF (Bad file descriptor) [pid 2336] close(18) = -1 EBADF (Bad file descriptor) [pid 2336] close(19) = -1 EBADF (Bad file descriptor) [pid 2336] close(20) = -1 EBADF (Bad file descriptor) [pid 2336] close(21) = -1 EBADF (Bad file descriptor) [pid 2336] close(22) = -1 EBADF (Bad file descriptor) [pid 2336] close(23) = -1 EBADF (Bad file descriptor) [pid 2336] close(24) = -1 EBADF (Bad file descriptor) [pid 2336] close(25) = -1 EBADF (Bad file descriptor) [pid 2336] close(26) = -1 EBADF (Bad file descriptor) [pid 2336] close(27) = -1 EBADF (Bad file descriptor) [pid 2336] close(28) = -1 EBADF (Bad file descriptor) [pid 2336] close(29) = -1 EBADF (Bad file descriptor) [pid 2336] exit_group(0) = ? [pid 2336] +++ exited with 0 +++ [pid 308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 308] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 308] newfstatat(3, "", [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 308] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 308] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 308] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./29/cgroup.cpu", [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 308] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 308] unlink("./29/cgroup.cpu") = 0 [pid 308] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./29/binderfs") = 0 [pid 308] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./29/cgroup") = 0 [pid 308] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 308] newfstatat(AT_FDCWD, "./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] unlink("./29/cgroup.net") = 0 [pid 308] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 308] close(3) = 0 [pid 308] rmdir("./29") = 0 [pid 308] mkdir("./30", 0777) = 0 [pid 308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555647a650) = 32 ./strace-static-x86_64: Process 2426 attached [pid 2426] set_robust_list(0x55555647a660, 24) = 0 [pid 2426] chdir("./30") = 0 [ 98.609039][ T316] usb 5-1: USB disconnect, device number 31 [ 98.615262][ T316] cdc_ncm 5-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.4-1, CDC NCM (NO ZLP) [ 98.627966][ T24] cdc_ncm 6-1:5.0: setting tx_max = 88 [ 98.638639][ T24] cdc_ncm 6-1:5.0 usb0: register 'cdc_ncm' at usb-dummy_hcd.5-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [pid 2426] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2347] close(3 [pid 2426] <... prctl resumed>) = 0 [pid 2347] <... close resumed>) = 0 [pid 2347] close(4) = -1 EBADF (Bad file descriptor) [pid 2347] close(5) = -1 EBADF (Bad file descriptor) [pid 2347] close(6) = -1 EBADF (Bad file descriptor) [pid 2347] close(7) = -1 EBADF (Bad file descriptor) [pid 2347] close(8) = -1 EBADF (Bad file descriptor) [pid 2347] close(9) = -1 EBADF (Bad file descriptor) [pid 2347] close(10) = -1 EBADF (Bad file descriptor) [pid 2347] close(11) = -1 EBADF (Bad file descriptor) [pid 2347] close(12) = -1 EBADF (Bad file descriptor) [pid 2347] close(13) = -1 EBADF (Bad file descriptor) [pid 2347] close(14) = -1 EBADF (Bad file descriptor) [pid 2347] close(15) = -1 EBADF (Bad file descriptor) [pid 2347] close(16) = -1 EBADF (Bad file descriptor) [pid 2426] setpgid(0, 0 [pid 2347] close(17) = -1 EBADF (Bad file descriptor) [pid 2347] close(18) = -1 EBADF (Bad file descriptor) [pid 2347] close(19) = -1 EBADF (Bad file descriptor) [pid 2347] close(20) = -1 EBADF (Bad file descriptor) [pid 2347] close(21) = -1 EBADF (Bad file descriptor) [pid 2347] close(22 [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2347] close(23) = -1 EBADF (Bad file descriptor) [pid 2347] close(24) = -1 EBADF (Bad file descriptor) [pid 2426] <... setpgid resumed>) = 0 [pid 2347] close(25 [pid 2426] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 2347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2347] close(26) = -1 EBADF (Bad file descriptor) [pid 2426] <... symlink resumed>) = 0 [pid 2347] close(27 [pid 2426] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 2347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2426] <... symlink resumed>) = 0 [pid 2347] close(28 [pid 2426] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 2347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2426] <... symlink resumed>) = 0 [pid 2347] close(29 [pid 2426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 2347] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 2347] exit_group(0) = ? [pid 2347] +++ exited with 0 +++ [pid 304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 304] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 304] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 6 entries */, 32768) = 176 [pid 304] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./29/cgroup.cpu") = 0 [pid 304] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] unlink("./29/binderfs") = 0 [pid 304] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 2426] <... openat resumed>) = 3 [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] newfstatat(AT_FDCWD, "./29/cgroup", [pid 2426] write(3, "1000", 4 [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2426] <... write resumed>) = 4 [pid 304] unlink("./29/cgroup" [pid 2426] close(3 [pid 304] <... unlink resumed>) = 0 [pid 2426] <... close resumed>) = 0 [pid 304] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [ 98.664840][ T24] usb 6-1: USB disconnect, device number 31 [ 98.670909][ T37] cdc_ncm 2-1:5.0: setting tx_max = 88 [ 98.680717][ T37] cdc_ncm 2-1:5.0 usb1: register 'cdc_ncm' at usb-dummy_hcd.1-1, CDC NCM (NO ZLP), 42:42:42:42:42:42 [ 98.694899][ T24] cdc_ncm 6-1:5.0 usb0: unregister 'cdc_ncm' usb-dummy_hcd.5-1, CDC NCM (NO ZLP) [pid 2426] symlink("/dev/binderfs", "./binderfs" [pid 304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 2426] <... symlink resumed>) = 0 [pid 304] newfstatat(AT_FDCWD, "./29/cgroup.net", [pid 2426] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 304] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] unlink("./29/cgroup.net") = 0 [pid 304] getdents64(3, 0x55555647b6f0 /* 0 entries */, 32768) = 0 [pid 304] close(3) = 0 [pid 304] rmdir("./29") = 0 [pid 304] mkdir("./30", 0777 [pid 2426] <... openat resumed>) = 3 [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 304] <... mkdir resumed>) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 2430 attached [pid 2426] ioctl(3, USB_RAW_IOCTL_INIT [pid 2430] set_robust_list(0x55555647a660, 24 [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 304] <... clone resumed>, child_tidptr=0x55555647a650) = 32 [pid 2430] <... set_robust_list resumed>) = 0 [pid 2426] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN [pid 2430] chdir("./30" [pid 2426] <... ioctl resumed>, 0) = 0 [pid 2430] <... chdir resumed>) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] <... prctl resumed>) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] setpgid(0, 0) = 0 [pid 2430] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 2430] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 2430] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 2430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2430] write(3, "1000", 4) = 4 [pid 2430] close(3) = 0 [pid 2430] symlink("/dev/binderfs", "./binderfs") = 0 [pid 2430] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 2430] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 98.707445][ T6] usb 1-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 98.717620][ T37] usb 2-1: USB disconnect, device number 31 [ 98.726994][ T37] cdc_ncm 2-1:5.0 usb1: unregister 'cdc_ncm' usb-dummy_hcd.1-1, CDC NCM (NO ZLP) [ 98.727607][ T19] usb 4-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2397] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2397] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 98.797343][ T323] usb 3-1: new high-speed USB device number 32 using dummy_hcd [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2370] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [ 98.907402][ T6] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 98.916321][ T19] usb 4-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 98.925364][ T6] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 98.933461][ T19] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 98.942411][ T6] usb 1-1: Product: syz [ 98.946392][ T6] usb 1-1: Manufacturer: syz [ 98.951059][ T19] usb 4-1: Product: syz [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_CONFIGURE [pid 2370] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] <... ioctl resumed>, 0) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2370] <... ioctl resumed>, 0) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 98.955039][ T19] usb 4-1: Manufacturer: syz [ 98.959681][ T6] usb 1-1: SerialNumber: syz [ 98.964434][ T19] usb 4-1: SerialNumber: syz [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2397] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [ 99.027397][ T316] usb 5-1: new high-speed USB device number 32 using dummy_hcd [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 18 [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [ 99.127374][ T24] usb 6-1: new high-speed USB device number 32 using dummy_hcd [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2397] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2367] ioctl(3, USB_RAW_IOCTL_EP_DISABLE [pid 2370] <... ioctl resumed>, 0) = 0 [pid 2367] <... ioctl resumed>, 0) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2367] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2370] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2367] <... ioctl resumed>, 0x7f6288c9080c) = 10 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2367] ioctl(3, USB_RAW_IOCTL_EP_ENABLE [pid 2370] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 2367] <... ioctl resumed>, 0x7f6288c9081c) = 11 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2430] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2367] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2370] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2397] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 4 [ 99.177433][ T37] usb 2-1: new high-speed USB device number 32 using dummy_hcd [ 99.197415][ T323] usb 3-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe70) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2397] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2397] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [ 99.387520][ T323] usb 3-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 99.396465][ T323] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 99.404509][ T323] usb 3-1: Product: syz [ 99.408647][ T323] usb 3-1: Manufacturer: syz [ 99.413063][ T323] usb 3-1: SerialNumber: syz [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2397] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xb) = 0 [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2397] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2370] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2430] <... ioctl resumed>, 0x7ffefefdae60) = 18 [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2397] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 99.427450][ T316] usb 5-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] <... ioctl resumed>, 0x7ffefefdae60) = 9 [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] <... ioctl resumed>, 0x7ffefefdae60) = 92 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] <... ioctl resumed>, 0x7ffefefdae60) = 4 [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [ 99.537535][ T24] usb 6-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 99.557527][ T37] usb 2-1: config 5 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2425] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2367] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2370] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2367] <... ioctl resumed>, 0x7ffefefdbe90) = 0 [pid 2370] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2367] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2430] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2397] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffefefdbe90) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9080c) = 10 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c9081c) = 11 [pid 2397] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2370] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2367] <... ioctl resumed>, 0x7ffefefdae80) = 28 [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2397] <... ioctl resumed>, 0x7ffefefdae80) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2425] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2430] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_WRITE [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2425] <... ioctl resumed>, 0x7ffefefdae60) = 0 [ 99.637461][ T316] usb 5-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 99.646543][ T316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 99.654564][ T316] usb 5-1: Product: syz [ 99.658843][ T316] usb 5-1: Manufacturer: syz [ 99.663260][ T316] usb 5-1: SerialNumber: syz [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 8 [pid 2426] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffefefdae60) = 8 [ 99.727453][ T24] usb 6-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 99.736370][ T24] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 99.744396][ T24] usb 6-1: Product: syz [ 99.748554][ T37] usb 2-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 99.757434][ T24] usb 6-1: Manufacturer: syz [ 99.761818][ T24] usb 6-1: SerialNumber: syz [ 99.766645][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [pid 2430] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH [pid 2426] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2426] ioctl(3, USB_RAW_IOCTL_EP0_READ [pid 2430] <... ioctl resumed>, 0x7ffefefdbe70) = 0 [pid 2426] <... ioctl resumed>, 0x7ffefefdae60) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f6288c903ec) = 0 [pid 2430] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffefefdae60) = 0 [ 99.774917][ T37] usb 2-1: Product: syz [ 99.779016][ T37] usb 2-1: Manufacturer: syz [ 99.783314][ T37] usb 2-1: SerialNumber: syz