./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2671031091 <...> [ 97.491418][ T1204] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.251' (ED25519) to the list of known hosts. execve("./syz-executor2671031091", ["./syz-executor2671031091"], 0x7fffe7e892c0 /* 10 vars */) = 0 brk(NULL) = 0x555568916000 brk(0x555568916d00) = 0x555568916d00 arch_prctl(ARCH_SET_FS, 0x555568916380) = 0 set_tid_address(0x555568916650) = 5833 set_robust_list(0x555568916660, 24) = 0 rseq(0x555568916ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2671031091", 4096) = 28 getrandom("\x72\xc4\x1a\x54\x9c\x3a\xd5\xc3", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555568916d00 brk(0x555568937d00) = 0x555568937d00 brk(0x555568938000) = 0x555568938000 mprotect(0x7fe2f5289000, 16384, PROT_READ) = 0 mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000 mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000 mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000 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 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = 0 umount2("/syzcgroup/net", 0) = 0 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,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) [ 98.201563][ T5833] cgroup: Unknown subsys name 'net' mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = 0 [ 98.328949][ T5833] cgroup: Unknown subsys name 'cpuset' umount2("/syzcgroup/cpu", 0) = 0 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, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) [ 98.405503][ T5833] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,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) = -1 ENOENT (No such file or directory) clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5834 attached , child_tidptr=0x555568916650) = 5834 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5834] set_robust_list(0x555568916660, 24) = 0 [pid 5834] mkdir("./syzkaller.R8HzNi", 0700./strace-static-x86_64: Process 5835 attached [pid 5833] <... clone resumed>, child_tidptr=0x555568916650) = 5835 [pid 5834] <... mkdir resumed>) = 0 [pid 5835] set_robust_list(0x555568916660, 24 [pid 5834] chmod("./syzkaller.R8HzNi", 0777 [pid 5835] <... set_robust_list resumed>) = 0 [pid 5834] <... chmod resumed>) = 0 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5835] mkdir("./syzkaller.x4rfci", 0700 [pid 5834] chdir("./syzkaller.R8HzNi") = 0 [pid 5834] unshare(CLONE_NEWPID./strace-static-x86_64: Process 5836 attached [pid 5835] <... mkdir resumed>) = 0 [pid 5836] set_robust_list(0x555568916660, 24 [pid 5833] <... clone resumed>, child_tidptr=0x555568916650) = 5836 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5835] chmod("./syzkaller.x4rfci", 0777 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5836] mkdir("./syzkaller.dIMWfG", 0700 [pid 5834] <... unshare resumed>) = 0 [pid 5835] <... chmod resumed>) = 0 ./strace-static-x86_64: Process 5837 attached [pid 5835] chdir("./syzkaller.x4rfci" [pid 5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5833] <... clone resumed>, child_tidptr=0x555568916650) = 5837 [pid 5836] <... mkdir resumed>) = 0 [pid 5835] <... chdir resumed>) = 0 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5836] chmod("./syzkaller.dIMWfG", 0777 [pid 5837] set_robust_list(0x555568916660, 24 [pid 5835] unshare(CLONE_NEWPID./strace-static-x86_64: Process 5838 attached [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] <... chmod resumed>) = 0 [pid 5835] <... unshare resumed>) = 0 [pid 5834] <... clone resumed>, child_tidptr=0x555568916650) = 5838 ./strace-static-x86_64: Process 5839 attached [pid 5838] set_robust_list(0x555568916660, 24 [pid 5837] mkdir("./syzkaller.bVnvUp", 0700 [pid 5836] chdir("./syzkaller.dIMWfG" [pid 5835] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5833] <... clone resumed>, child_tidptr=0x555568916650) = 5839 [pid 5839] set_robust_list(0x555568916660, 24 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5839] <... set_robust_list resumed>) = 0 [pid 5838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5836] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5840 attached [pid 5839] mkdir("./syzkaller.jB7v2G", 0700 [pid 5838] <... prctl resumed>) = 0 [pid 5837] <... mkdir resumed>) = 0 [pid 5836] unshare(CLONE_NEWPID [pid 5840] set_robust_list(0x555568916660, 24 [pid 5838] getppid( [pid 5840] <... set_robust_list resumed>) = 0 [pid 5837] chmod("./syzkaller.bVnvUp", 0777 [pid 5836] <... unshare resumed>) = 0 [pid 5835] <... clone resumed>, child_tidptr=0x555568916650) = 5840 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... mkdir resumed>) = 0 [pid 5838] <... getppid resumed>) = 0 [pid 5837] <... chmod resumed>) = 0 [pid 5840] <... prctl resumed>) = 0 [pid 5839] chmod("./syzkaller.jB7v2G", 0777 [pid 5838] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] getppid( [pid 5837] chdir("./syzkaller.bVnvUp" [pid 5840] <... getppid resumed>) = 0 [pid 5837] <... chdir resumed>) = 0 [pid 5840] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5837] unshare(CLONE_NEWPID [pid 5840] <... prlimit64 resumed>NULL) = 0 [pid 5840] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5839] <... chmod resumed>) = 0 [pid 5838] <... prlimit64 resumed>NULL) = 0 [pid 5837] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 5841 attached [pid 5839] chdir("./syzkaller.jB7v2G" [pid 5838] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5840] <... prlimit64 resumed>NULL) = 0 [pid 5839] <... chdir resumed>) = 0 [pid 5841] set_robust_list(0x555568916660, 24 [pid 5838] <... prlimit64 resumed>NULL) = 0 [pid 5836] <... clone resumed>, child_tidptr=0x555568916650) = 5841 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5840] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5839] unshare(CLONE_NEWPID [pid 5838] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... prlimit64 resumed>NULL) = 0 [pid 5841] <... prctl resumed>) = 0 [pid 5840] <... prlimit64 resumed>NULL) = 0 [pid 5839] <... unshare resumed>) = 0 [pid 5838] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5841] getppid( [pid 5840] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... prlimit64 resumed>NULL) = 0 ./strace-static-x86_64: Process 5843 attached ./strace-static-x86_64: Process 5842 attached [pid 5841] <... getppid resumed>) = 0 [pid 5840] <... prlimit64 resumed>NULL) = 0 [pid 5838] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5843] set_robust_list(0x555568916660, 24 [pid 5842] set_robust_list(0x555568916660, 24 [pid 5841] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5840] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5839] <... clone resumed>, child_tidptr=0x555568916650) = 5843 [pid 5838] <... prlimit64 resumed>NULL) = 0 [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] <... set_robust_list resumed>) = 0 [pid 5841] <... prlimit64 resumed>NULL) = 0 [pid 5840] <... prlimit64 resumed>NULL) = 0 [pid 5838] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5837] <... clone resumed>, child_tidptr=0x555568916650) = 5842 [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5840] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5838] <... prlimit64 resumed>NULL) = 0 [pid 5843] <... prctl resumed>) = 0 [pid 5841] <... prlimit64 resumed>NULL) = 0 [pid 5840] <... prlimit64 resumed>NULL) = 0 [pid 5838] unshare(CLONE_NEWNS [pid 5843] getppid( [pid 5842] <... prctl resumed>) = 0 [pid 5841] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5840] unshare(CLONE_NEWNS [pid 5843] <... getppid resumed>) = 0 [pid 5842] getppid() = 0 [pid 5842] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5842] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5841] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5843] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5842] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5841] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5838] <... unshare resumed>) = 0 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5843] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5842] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5841] <... prlimit64 resumed>NULL) = 0 [pid 5838] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5841] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5843] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5842] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5840] <... unshare resumed>) = 0 [pid 5838] <... mount resumed>) = 0 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5841] <... prlimit64 resumed>NULL) = 0 [pid 5840] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5843] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5842] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5838] unshare(CLONE_NEWIPC [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] <... prlimit64 resumed>NULL) = 0 [pid 5841] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5842] unshare(CLONE_NEWNS [pid 5843] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5842] <... unshare resumed>) = 0 [pid 5840] <... mount resumed>) = 0 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5842] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5843] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5841] <... prlimit64 resumed>NULL) = 0 [pid 5840] unshare(CLONE_NEWIPC [pid 5838] <... unshare resumed>) = 0 [pid 5843] <... prlimit64 resumed>NULL) = 0 [pid 5843] unshare(CLONE_NEWNS [pid 5842] <... mount resumed>) = 0 [pid 5841] unshare(CLONE_NEWNS [pid 5838] unshare(CLONE_NEWCGROUP [pid 5842] unshare(CLONE_NEWIPC [pid 5841] <... unshare resumed>) = 0 [pid 5838] <... unshare resumed>) = 0 [pid 5843] <... unshare resumed>) = 0 [pid 5842] <... unshare resumed>) = 0 [pid 5838] unshare(CLONE_NEWUTS) = 0 [pid 5838] unshare(CLONE_SYSVSEM) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5843] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5842] unshare(CLONE_NEWCGROUP [pid 5841] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5840] <... unshare resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5842] <... unshare resumed>) = 0 [pid 5841] <... mount resumed>) = 0 [pid 5840] unshare(CLONE_NEWCGROUP [pid 5838] <... openat resumed>) = 3 [pid 5843] unshare(CLONE_NEWIPC [pid 5842] unshare(CLONE_NEWUTS [pid 5843] <... unshare resumed>) = 0 [pid 5841] unshare(CLONE_NEWIPC [pid 5840] <... unshare resumed>) = 0 [pid 5838] write(3, "16777216", 8 [pid 5843] unshare(CLONE_NEWCGROUP [pid 5842] <... unshare resumed>) = 0 [pid 5841] <... unshare resumed>) = 0 [pid 5840] unshare(CLONE_NEWUTS [pid 5838] <... write resumed>) = 8 [pid 5842] unshare(CLONE_SYSVSEM [pid 5840] <... unshare resumed>) = 0 [pid 5843] <... unshare resumed>) = 0 [pid 5842] <... unshare resumed>) = 0 [pid 5841] unshare(CLONE_NEWCGROUP [pid 5840] unshare(CLONE_SYSVSEM [pid 5838] close(3 [pid 5843] unshare(CLONE_NEWUTS [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5841] <... unshare resumed>) = 0 [pid 5840] <... unshare resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5843] <... unshare resumed>) = 0 [pid 5843] unshare(CLONE_SYSVSEM [pid 5841] unshare(CLONE_NEWUTS [pid 5840] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5843] <... unshare resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5841] <... unshare resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5842] write(3, "16777216", 8 [pid 5841] unshare(CLONE_SYSVSEM [pid 5840] <... openat resumed>) = 3 [pid 5838] write(3, "536870912", 9 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5842] <... write resumed>) = 8 [pid 5841] <... unshare resumed>) = 0 [pid 5842] close(3 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5840] write(3, "16777216", 8 [pid 5838] <... write resumed>) = 9 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5838] close(3 [pid 5843] <... openat resumed>) = 3 [pid 5843] write(3, "16777216", 8 [pid 5842] <... openat resumed>) = 3 [pid 5841] write(3, "16777216", 8 [pid 5840] <... write resumed>) = 8 [pid 5838] <... close resumed>) = 0 [pid 5840] close(3 [pid 5841] <... write resumed>) = 8 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5842] write(3, "536870912", 9 [pid 5841] close(3 [pid 5840] <... close resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5843] <... write resumed>) = 8 [pid 5842] <... write resumed>) = 9 [pid 5841] <... close resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5843] close(3 [pid 5842] close(3 [pid 5843] <... close resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5843] <... openat resumed>) = 3 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5841] <... openat resumed>) = 3 [pid 5838] write(3, "1024", 4 [pid 5843] write(3, "536870912", 9 [pid 5842] <... openat resumed>) = 3 [pid 5843] <... write resumed>) = 9 [pid 5840] write(3, "536870912", 9 [pid 5843] close(3 [pid 5840] <... write resumed>) = 9 [pid 5843] <... close resumed>) = 0 [pid 5842] write(3, "1024", 4 [pid 5841] write(3, "536870912", 9 [pid 5840] close(3 [pid 5838] <... write resumed>) = 4 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5842] <... write resumed>) = 4 [pid 5841] <... write resumed>) = 9 [pid 5842] close(3 [pid 5841] close(3 [pid 5842] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5838] close(3 [pid 5843] write(3, "1024", 4 [pid 5842] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... close resumed>) = 0 [pid 5843] <... write resumed>) = 4 [pid 5838] <... close resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5843] close(3 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5841] write(3, "1024", 4 [pid 5843] <... close resumed>) = 0 [pid 5842] write(3, "8192", 4 [pid 5841] <... write resumed>) = 4 [pid 5840] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5842] <... write resumed>) = 4 [pid 5841] close(3 [pid 5840] write(3, "1024", 4 [pid 5843] <... openat resumed>) = 3 [pid 5842] close(3 [pid 5841] <... close resumed>) = 0 [pid 5840] <... write resumed>) = 4 [pid 5838] write(3, "8192", 4 [pid 5842] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5840] close(3 [pid 5838] <... write resumed>) = 4 [pid 5843] write(3, "8192", 4 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5841] <... openat resumed>) = 3 [pid 5840] <... close resumed>) = 0 [pid 5838] close(3 [pid 5843] <... write resumed>) = 4 [pid 5842] <... openat resumed>) = 3 [pid 5838] <... close resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5843] close(3 [pid 5841] write(3, "8192", 4 [pid 5840] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [pid 5842] write(3, "1024", 4 [pid 5841] <... write resumed>) = 4 [pid 5838] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5842] <... write resumed>) = 4 [pid 5841] close(3 [pid 5840] write(3, "8192", 4 [pid 5843] <... openat resumed>) = 3 [pid 5842] close(3 [pid 5841] <... close resumed>) = 0 [pid 5840] <... write resumed>) = 4 [pid 5842] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5843] write(3, "1024", 4 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5841] <... openat resumed>) = 3 [pid 5840] close(3 [pid 5843] <... write resumed>) = 4 [pid 5842] <... openat resumed>) = 3 [pid 5838] write(3, "1024", 4 [pid 5843] close(3 [pid 5842] write(3, "1024", 4 [pid 5841] write(3, "1024", 4 [pid 5840] <... close resumed>) = 0 [pid 5838] <... write resumed>) = 4 [pid 5843] <... close resumed>) = 0 [pid 5842] <... write resumed>) = 4 [pid 5841] <... write resumed>) = 4 [pid 5840] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5838] close(3 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5842] close(3 [pid 5841] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5843] write(3, "1024", 4 [pid 5842] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5840] write(3, "1024", 4 [pid 5843] <... write resumed>) = 4 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... write resumed>) = 4 [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5842] <... openat resumed>) = 3 [pid 5843] close(3 [pid 5840] close(3 [pid 5843] <... close resumed>) = 0 [pid 5842] write(3, "1024 1048576 500 1024", 21 [pid 5841] write(3, "1024", 4 [pid 5840] <... close resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5842] <... write resumed>) = 21 [pid 5841] <... write resumed>) = 4 [pid 5838] write(3, "1024", 4 [pid 5843] <... openat resumed>) = 3 [pid 5842] close(3 [pid 5840] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5841] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5838] <... write resumed>) = 4 [pid 5843] write(3, "1024 1048576 500 1024", 21 [pid 5842] getpid( [pid 5841] <... close resumed>) = 0 [pid 5838] close(3 [pid 5842] <... getpid resumed>) = 1 [pid 5838] <... close resumed>) = 0 [pid 5842] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5838] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5842] <... capget resumed>{effective=1<) = 21 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5840] write(3, "1024", 4 [pid 5843] close(3 [pid 5842] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5841] <... openat resumed>) = 3 [pid 5840] <... write resumed>) = 4 [pid 5838] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [pid 5842] <... capset resumed>) = 0 [pid 5841] write(3, "1024 1048576 500 1024", 21 [pid 5840] close(3 [pid 5843] getpid( [pid 5841] <... write resumed>) = 21 [pid 5840] <... close resumed>) = 0 [pid 5843] <... getpid resumed>) = 1 [pid 5841] close(3 [pid 5840] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5843] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5841] <... close resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5843] <... capget resumed>{effective=1< [pid 5841] getpid( [pid 5840] write(3, "1024 1048576 500 1024", 21 [pid 5843] <... capset resumed>) = 0 [pid 5841] <... getpid resumed>) = 1 [pid 5840] <... write resumed>) = 21 [pid 5843] unshare(CLONE_NEWNET [pid 5841] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5840] close(3 [pid 5842] unshare(CLONE_NEWNET [pid 5838] write(3, "1024 1048576 500 1024", 21 [pid 5841] <... capget resumed>{effective=1<) = 0 [pid 5838] <... write resumed>) = 21 [pid 5841] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5838] close(3) = 0 [pid 5840] getpid( [pid 5838] getpid( [pid 5841] <... capset resumed>) = 0 [pid 5840] <... getpid resumed>) = 1 [pid 5838] <... getpid resumed>) = 1 [pid 5838] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5841] unshare(CLONE_NEWNET [pid 5840] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5838] <... capset resumed>) = 0 [pid 5838] unshare(CLONE_NEWNET [pid 5840] <... capget resumed>{effective=1< [pid 5838] <... unshare resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "0 65535", 7) = 7 [pid 5838] close(3) = 0 [pid 5838] openat(AT_FDCWD, "/dev/rfkill", O_RDWR) = 3 [pid 5838] write(3, "\x00\x00\x00\x00\x00\x03\x00\x00", 8) = 8 [pid 5838] close(3) = 0 [pid 5838] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5838] sendto(3, [{nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 40 [pid 5838] recvfrom(3, [{nlmsg_len=244, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00\x06\x00\x01\x00\x2d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x1d\x00\x00\x00\x90\x00\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x0a\x00\x00\x00"...], 4096, 0, NULL, NULL) = 244 [pid 5838] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5838] sendto(3, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 5838] recvfrom(3, [{nlmsg_len=2556, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x24\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x50\x01\x00\x00\x28\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2556 [pid 5838] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5838] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5843] <... unshare resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5843] write(3, "0 65535", 7) = 7 [pid 5843] close(3) = 0 [pid 5843] openat(AT_FDCWD, "/dev/rfkill", O_RDWR) = 3 [pid 5843] write(3, "\x00\x00\x00\x00\x00\x03\x00\x00", 8) = 8 [pid 5843] close(3) = 0 [pid 5843] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5843] sendto(3, [{nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] <... unshare resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "0 65535", 7 [pid 5842] <... unshare resumed>) = 0 [pid 5841] <... write resumed>) = 7 [pid 5841] close(3 [pid 5840] <... unshare resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/rfkill", O_RDWR) = 3 [pid 5841] write(3, "\x00\x00\x00\x00\x00\x03\x00\x00", 8 [pid 5842] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5840] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5842] <... openat resumed>) = 3 [pid 5841] <... write resumed>) = 8 [pid 5840] <... openat resumed>) = 3 [pid 5842] write(3, "0 65535", 7) = 7 [pid 5841] close(3 [pid 5842] close(3 [pid 5841] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5840] write(3, "0 65535", 7 [pid 5842] openat(AT_FDCWD, "/dev/rfkill", O_RDWR [pid 5841] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC [pid 5840] <... write resumed>) = 7 [pid 5842] <... openat resumed>) = 3 [pid 5841] <... socket resumed>) = 3 [pid 5842] write(3, "\x00\x00\x00\x00\x00\x03\x00\x00", 8 [pid 5840] close(3) = 0 [pid 5842] <... write resumed>) = 8 [pid 5841] sendto(3, [{nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] close(3 [pid 5840] openat(AT_FDCWD, "/dev/rfkill", O_RDWR [pid 5842] <... close resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5842] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5842] sendto(3, [{nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] write(3, "\x00\x00\x00\x00\x00\x03\x00\x00", 8) = 8 [pid 5840] close(3) = 0 [pid 5840] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5840] sendto(3, [{nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... sendto resumed>) = 36 [pid 5838] recvfrom(3, [pid 5842] <... sendto resumed>) = 40 [pid 5842] recvfrom(3, [{nlmsg_len=244, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00\x06\x00\x01\x00\x2d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x1d\x00\x00\x00\x90\x00\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x0a\x00\x00\x00"...], 4096, 0, NULL, NULL) = 244 [pid 5843] <... sendto resumed>) = 40 [pid 5842] recvfrom(3, [pid 5841] <... sendto resumed>) = 40 [pid 5840] <... sendto resumed>) = 40 [pid 5838] <... recvfrom resumed>[{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=2, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5843] recvfrom(3, [pid 5842] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5841] recvfrom(3, [pid 5840] recvfrom(3, [pid 5843] <... recvfrom resumed>[{nlmsg_len=244, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00\x06\x00\x01\x00\x2d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x1d\x00\x00\x00\x90\x00\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x0a\x00\x00\x00"...], 4096, 0, NULL, NULL) = 244 [pid 5842] sendto(3, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5843] recvfrom(3, [pid 5842] <... sendto resumed>) = 32 [pid 5841] <... recvfrom resumed>[{nlmsg_len=244, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00\x06\x00\x01\x00\x2d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x1d\x00\x00\x00\x90\x00\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x0a\x00\x00\x00"...], 4096, 0, NULL, NULL) = 244 [pid 5840] <... recvfrom resumed>[{nlmsg_len=244, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00\x06\x00\x01\x00\x2d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x1d\x00\x00\x00\x90\x00\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x0a\x00\x00\x00"...], 4096, 0, NULL, NULL) = 244 [pid 5843] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] recvfrom(3, [pid 5841] recvfrom(3, [pid 5838] <... socket resumed>) = 4 [pid 5843] sendto(3, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] <... recvfrom resumed>[{nlmsg_len=2556, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x24\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x50\x01\x00\x00\x28\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2556 [pid 5841] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5840] recvfrom(3, [pid 5843] <... sendto resumed>) = 32 [pid 5842] recvfrom(3, [pid 5841] sendto(3, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0" [pid 5840] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5843] recvfrom(3, [pid 5842] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5841] <... sendto resumed>) = 32 [pid 5840] sendto(3, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5843] <... recvfrom resumed>[{nlmsg_len=2556, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x24\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x50\x01\x00\x00\x28\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2556 [pid 5842] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] recvfrom(3, [pid 5843] recvfrom(3, [pid 5840] <... sendto resumed>) = 32 [pid 5838] close(4 [pid 5843] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5841] <... recvfrom resumed>[{nlmsg_len=2556, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x24\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x50\x01\x00\x00\x28\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2556 [pid 5843] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] recvfrom(3, [pid 5838] <... close resumed>) = 0 [pid 5841] recvfrom(3, [pid 5840] <... recvfrom resumed>[{nlmsg_len=2556, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x24\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x50\x01\x00\x00\x28\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2556 [pid 5838] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5840] recvfrom(3, [pid 5841] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5840] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... sendto resumed>) = 36 [pid 5838] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] <... sendto resumed>) = 36 [pid 5838] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5842] recvfrom(3, [{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=3, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5838] <... socket resumed>) = 4 [pid 5842] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5838] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan0" [pid 5842] <... socket resumed>) = 4 [pid 5838] <... ioctl resumed>, ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5842] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0" [pid 5838] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5842] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5842] close(4 [pid 5838] <... ioctl resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5842] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] close(4 [pid 5842] <... sendto resumed>) = 36 [pid 5838] <... close resumed>) = 0 [pid 5838] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 5842] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5842] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5843] <... sendto resumed>) = 36 [pid 5842] <... ioctl resumed>) = 0 [pid 5838] <... sendto resumed>) = 64 [pid 5843] recvfrom(3, [pid 5842] close(4 [pid 5838] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5838] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5843] <... recvfrom resumed>[{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=4, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5842] <... close resumed>) = 0 [pid 5843] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5842] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5843] <... socket resumed>) = 4 [pid 5843] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0", ifr_ifindex=11}) = 0 [pid 5843] close(4) = 0 [pid 5842] <... sendto resumed>) = 64 [ 99.326879][ T2989] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.335373][ T2989] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.362764][ T3009] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [pid 5842] recvfrom(3, [pid 5843] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] <... sendto resumed>) = 36 [pid 5843] <... sendto resumed>) = 36 [pid 5841] recvfrom(3, [{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=5, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [ 99.372464][ T3009] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [pid 5841] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 5843] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5841] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0" [pid 5843] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5841] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5843] <... socket resumed>) = 4 [pid 5843] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan0" [pid 5841] close(4 [pid 5843] <... ioctl resumed>, ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... sendto resumed>) = 36 [pid 5843] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5841] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] recvfrom(3, [pid 5843] close(4 [pid 5840] <... recvfrom resumed>[{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=6, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5843] <... close resumed>) = 0 [pid 5840] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5843] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] <... socket resumed>) = 4 [pid 5840] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0", ifr_ifindex=11}) = 0 [pid 5840] close(4) = 0 [pid 5840] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... sendto resumed>) = 36 [pid 5843] <... sendto resumed>) = 64 [pid 5838] recvfrom(3, [pid 5843] recvfrom(3, [pid 5841] <... sendto resumed>) = 36 [pid 5838] <... recvfrom resumed>[{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=7, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5843] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5841] recvfrom(3, [pid 5843] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5838] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 5838] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1", ifr_ifindex=12}) = 0 [pid 5838] close(4) = 0 [pid 5838] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 5841] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5841] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5840] <... sendto resumed>) = 36 [pid 5840] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5841] <... ioctl resumed>) = 0 [pid 5840] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5841] close(4) = 0 [pid 5840] <... socket resumed>) = 4 [pid 5841] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [ 99.478821][ T3032] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.487480][ T3032] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [pid 5840] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5842] <... sendto resumed>) = 36 [pid 5842] recvfrom(3, [pid 5838] <... sendto resumed>) = 36 [pid 5842] <... recvfrom resumed>[{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=8, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5841] <... sendto resumed>) = 64 [pid 5840] <... ioctl resumed>) = 0 [pid 5838] recvfrom(3, [pid 5842] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5841] recvfrom(3, [pid 5840] close(4 [pid 5842] <... socket resumed>) = 4 [pid 5841] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5840] <... close resumed>) = 0 [pid 5842] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5840] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5841] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] <... sendto resumed>) = 64 [pid 5840] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5840] sendto(3, [{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] close(4 [pid 5838] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5842] <... close resumed>) = 0 [pid 5838] <... socket resumed>) = 4 [pid 5842] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5838] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5843] <... sendto resumed>) = 36 [pid 5843] recvfrom(3, [{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=9, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5842] <... sendto resumed>) = 36 [pid 5843] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [ 99.549434][ T3032] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.557307][ T3032] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.572554][ T3032] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.587790][ T3032] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [pid 5842] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5843] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1", ifr_ifindex=12}) = 0 [pid 5842] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5843] close(4) = 0 [pid 5842] <... socket resumed>) = 4 [pid 5843] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan1" [pid 5838] <... ioctl resumed>) = 0 [pid 5842] <... ioctl resumed>, ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5842] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5838] close(4) = 0 [pid 5838] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 64 [pid 5843] <... sendto resumed>) = 36 [pid 5842] <... ioctl resumed>) = 0 [pid 5840] <... sendto resumed>) = 36 [pid 5842] close(4) = 0 [pid 5838] recvfrom(3, [pid 5840] recvfrom(3, [pid 5838] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] <... recvfrom resumed>[{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=10, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5840] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5838] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5840] <... socket resumed>) = 4 [pid 5838] <... socket resumed>) = 4 [pid 5840] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5838] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0" [pid 5840] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5838] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5843] recvfrom(3, [pid 5840] close(4 [pid 5838] close(4 [pid 5843] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5840] <... close resumed>) = 0 [pid 5843] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5840] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... close resumed>) = 0 [pid 5843] <... socket resumed>) = 4 [pid 5843] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5843] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5838] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [ 99.659012][ T3032] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.669266][ T3032] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [pid 5838] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] <... sendto resumed>) = 36 [pid 5842] <... sendto resumed>) = 64 [pid 5842] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5841] recvfrom(3, [pid 5842] <... socket resumed>) = 4 [pid 5841] <... recvfrom resumed>[{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=11, msg=[{nlmsg_len=36, nlmsg_type=0x2d /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 5842] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0" [pid 5841] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5842] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5841] <... socket resumed>) = 4 [pid 5842] close(4 [pid 5841] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5843] <... ioctl resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5840] <... sendto resumed>) = 36 [pid 5838] <... sendto resumed>) = 32 [pid 5840] recvfrom(3, [pid 5838] recvfrom(4, [pid 5840] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5843] close(4 [pid 5841] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5838] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0b\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x30\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5843] <... close resumed>) = 0 [pid 5842] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5841] close(4 [pid 5840] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5843] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] <... socket resumed>) = 4 [pid 5841] <... close resumed>) = 0 [pid 5838] close(4 [pid 5843] <... sendto resumed>) = 64 [pid 5840] <... socket resumed>) = 4 [pid 5843] recvfrom(3, [pid 5841] sendto(3, [{nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [ 99.711990][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.720734][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.751492][ T3009] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [pid 5843] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5842] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan1" [pid 5838] <... close resumed>) = 0 [pid 5843] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 5843] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0", ifr_ifindex=11}) = 0 [pid 5843] close(4) = 0 [pid 5840] <... ioctl resumed>, ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5838] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 5840] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5843] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 5843] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 5842] <... sendto resumed>) = 32 [pid 5840] <... ioctl resumed>) = 0 [pid 5838] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5843] recvfrom(4, [{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0b\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x30\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5841] <... sendto resumed>) = 36 [pid 5843] close(4 [pid 5842] recvfrom(4, [pid 5841] recvfrom(3, [pid 5840] close(4 [pid 5838] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0b\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x30\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5841] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5843] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5842] close(4 [pid 5840] <... close resumed>) = 0 [pid 5838] close(4 [pid 5843] <... socket resumed>) = 4 [pid 5841] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP [pid 5843] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5841] <... socket resumed>) = 4 [pid 5843] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5840] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... close resumed>) = 0 [pid 5843] close(4 [pid 5842] <... close resumed>) = 0 [pid 5841] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan1" [pid 5843] <... close resumed>) = 0 [pid 5840] <... sendto resumed>) = 64 [pid 5841] <... ioctl resumed>, ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 5841] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST} [pid 5842] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5840] recvfrom(3, [pid 5841] <... ioctl resumed>) = 0 [pid 5843] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5842] <... socket resumed>) = 4 [pid 5840] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5838] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5843] <... socket resumed>) = 4 [pid 5842] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5841] close(4 [pid 5840] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5838] <... socket resumed>) = 4 [pid 5843] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5842] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... socket resumed>) = 4 [pid 5838] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5843] <... sendto resumed>) = 32 [pid 5842] close(4 [ 99.760881][ T3009] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.785240][ T3009] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.793636][ T3009] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [pid 5841] sendto(3, [{nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0" [pid 5838] <... sendto resumed>) = 32 [pid 5843] recvfrom(4, [pid 5842] <... close resumed>) = 0 [pid 5841] <... sendto resumed>) = 64 [pid 5840] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5838] recvfrom(4, [pid 5843] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0c\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x31\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5841] recvfrom(3, [pid 5840] close(4 [pid 5838] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0c\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x31\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5843] close(4 [pid 5841] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x24 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5840] <... close resumed>) = 0 [pid 5838] close(4 [pid 5843] <... close resumed>) = 0 [pid 5842] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5841] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5843] close(3 [pid 5842] <... socket resumed>) = 4 [pid 5841] <... socket resumed>) = 4 [pid 5838] <... close resumed>) = 0 [pid 5841] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0" [pid 5843] <... close resumed>) = 0 [pid 5842] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5841] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5843] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5842] <... sendto resumed>) = 32 [pid 5838] close(3 [pid 5842] recvfrom(4, [pid 5838] <... close resumed>) = 0 [pid 5842] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0c\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x31\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5843] <... openat resumed>) = 3 [pid 5842] close(4 [pid 5841] close(4 [pid 5838] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5843] write(3, "100000", 6 [pid 5842] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5838] <... openat resumed>) = 3 [pid 5843] <... write resumed>) = 6 [pid 5842] close(3 [pid 5840] <... socket resumed>) = 4 [pid 5838] write(3, "100000", 6 [pid 5843] close(3 [pid 5842] <... close resumed>) = 0 [pid 5840] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5838] <... write resumed>) = 6 [pid 5843] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5840] <... sendto resumed>) = 32 [pid 5838] close(3 [pid 5843] mkdir("./syz-tmp", 0777 [pid 5842] <... openat resumed>) = 3 [pid 5841] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5840] recvfrom(4, [pid 5838] <... close resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] write(3, "100000", 6 [pid 5841] <... socket resumed>) = 4 [pid 5840] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0b\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x30\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5838] mkdir("./syz-tmp", 0777 [pid 5843] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5842] <... write resumed>) = 6 [pid 5841] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5840] close(4 [pid 5838] <... mkdir resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5842] close(3 [pid 5840] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5841] <... sendto resumed>) = 32 [pid 5840] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5842] mkdir("./syz-tmp", 0777 [pid 5840] <... socket resumed>) = 4 [pid 5842] <... mkdir resumed>) = 0 [pid 5841] recvfrom(4, [pid 5840] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5838] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5841] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0b\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x30\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5838] <... mount resumed>) = 0 [pid 5843] mkdir("./syz-tmp/newroot", 0777 [pid 5842] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5840] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5840] close(4 [pid 5843] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5838] mkdir("./syz-tmp/newroot", 0777 [pid 5843] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [ 99.821228][ T36] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.830348][ T36] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [pid 5841] close(4 [pid 5838] <... mkdir resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5842] mkdir("./syz-tmp/newroot", 0777 [pid 5841] <... close resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5838] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 5843] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5842] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5841] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5840] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5842] <... mkdir resumed>) = 0 [pid 5841] <... socket resumed>) = 4 [pid 5840] <... socket resumed>) = 4 [pid 5838] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] <... mkdir resumed>) = 0 [pid 5838] <... mount resumed>) = 0 [pid 5840] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5843] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5842] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1" [pid 5838] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5841] <... ioctl resumed>, ifr_ifindex=12}) = 0 [pid 5840] <... sendto resumed>) = 32 [pid 5838] <... mkdir resumed>) = 0 [pid 5838] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5843] <... mount resumed>) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5841] close(4 [pid 5840] recvfrom(4, [pid 5838] <... mount resumed>) = 0 [pid 5843] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5842] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5841] <... close resumed>) = 0 [pid 5840] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0c\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x31\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5838] mkdir("./syz-tmp/newroot/selinux", 0700) = 0 [pid 5838] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5840] close(4 [pid 5838] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5843] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5842] <... mount resumed>) = 0 [pid 5841] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5840] <... close resumed>) = 0 [pid 5838] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] close(3 [pid 5842] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5843] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5841] <... socket resumed>) = 4 [pid 5840] <... close resumed>) = 0 [pid 5838] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5841] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5843] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5838] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... sendto resumed>) = 32 [pid 5843] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5840] <... openat resumed>) = 3 [pid 5838] <... mkdir resumed>) = 0 [pid 5841] recvfrom(4, [pid 5838] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] <... mount resumed>) = 0 [pid 5842] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... recvfrom resumed>[{nlmsg_len=1468, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0c\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x31\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x3d\x00\x00\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1468 [pid 5840] write(3, "100000", 6 [pid 5843] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5838] <... mount resumed>) = 0 [pid 5841] close(4 [pid 5840] <... write resumed>) = 6 [pid 5840] close(3) = 0 [pid 5840] mkdir("./syz-tmp", 0777 [pid 5843] <... mount resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5842] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5841] <... close resumed>) = 0 [pid 5838] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5843] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] <... mkdir resumed>) = 0 [pid 5841] close(3 [pid 5838] <... mount resumed>) = 0 [pid 5838] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 5838] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5842] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... close resumed>) = 0 [pid 5840] <... mount resumed>) = 0 [pid 5838] <... mount resumed>) = 0 [pid 5838] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5843] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] <... mount resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5840] mkdir("./syz-tmp/newroot", 0777 [pid 5843] <... mount resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5842] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5841] write(3, "100000", 6) = 6 [pid 5843] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5842] <... mount resumed>) = 0 [pid 5841] close(3 [pid 5840] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5838] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] <... mkdir resumed>) = 0 [pid 5842] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... close resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5842] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5841] mkdir("./syz-tmp", 0777 [pid 5843] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5838] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5842] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... mkdir resumed>) = 0 [pid 5838] mkdir("./syz-tmp/newroot/syzcgroup", 0700 [pid 5843] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5843] mkdir("./syz-tmp/newroot/syzcgroup", 0700 [pid 5841] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5840] <... mount resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5843] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700 [pid 5842] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5840] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5838] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700 [pid 5841] <... mount resumed>) = 0 [pid 5841] mkdir("./syz-tmp/newroot", 0777) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5843] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700 [pid 5842] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5843] <... mkdir resumed>) = 0 [pid 5840] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5838] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700 [pid 5843] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700 [pid 5842] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mount resumed>) = 0 [pid 5842] mkdir("./syz-tmp/newroot/syzcgroup", 0700) = 0 [pid 5841] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5838] <... mkdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5840] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5843] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5838] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700 [pid 5842] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700 [pid 5841] <... mount resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5842] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700 [pid 5843] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] <... mkdir resumed>) = 0 [pid 5841] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5840] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5838] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] <... mount resumed>) = 0 [pid 5843] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5838] <... mount resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5838] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5838] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mkdir("./syz-tmp/pivot", 0777 [pid 5842] <... mkdir resumed>) = 0 [pid 5841] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5840] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] <... mkdir resumed>) = 0 [pid 5838] <... mount resumed>) = 0 [pid 5843] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0 [pid 5838] mkdir("./syz-tmp/pivot", 0777 [pid 5841] <... mount resumed>) = 0 [pid 5840] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5838] <... mkdir resumed>) = 0 [pid 5838] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5843] chdir("/" [pid 5842] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5840] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5843] <... chdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... pivot_root resumed>) = 0 [pid 5842] <... mount resumed>) = 0 [pid 5840] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] umount2("./pivot", MNT_DETACH [pid 5842] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mount resumed>) = 0 [pid 5838] chdir("/" [pid 5842] <... mount resumed>) = 0 [pid 5841] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5838] <... chdir resumed>) = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5842] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5838] umount2("./pivot", MNT_DETACH [pid 5843] chroot("./newroot" [pid 5842] <... mount resumed>) = 0 [pid 5841] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] <... mount resumed>) = 0 [pid 5843] <... chroot resumed>) = 0 [pid 5838] <... umount2 resumed>) = 0 [pid 5841] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5843] chdir("/" [pid 5842] mkdir("./syz-tmp/pivot", 0777 [pid 5840] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5838] chroot("./newroot" [pid 5843] <... chdir resumed>) = 0 [pid 5841] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5838] <... chroot resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5838] chdir("/" [pid 5843] mkdir("/dev/gadgetfs", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5838] <... chdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5840] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5838] mkdir("/dev/gadgetfs", 0777 [pid 5842] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5841] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5842] <... pivot_root resumed>) = 0 [pid 5840] <... mount resumed>) = 0 [pid 5838] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5842] chdir("/" [pid 5841] <... mount resumed>) = 0 [pid 5840] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5838] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5842] <... chdir resumed>) = 0 [pid 5841] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5842] umount2("./pivot", MNT_DETACH [pid 5841] <... mount resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... mount resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5840] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5843] mkdir("/dev/binderfs", 0777 [pid 5842] <... umount2 resumed>) = 0 [pid 5841] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5838] mkdir("/dev/binderfs", 0777 [pid 5843] <... mkdir resumed>) = 0 [pid 5840] mkdir("./syz-tmp/newroot/syzcgroup", 0700 [pid 5838] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5843] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5841] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5840] <... mkdir resumed>) = 0 [pid 5838] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5842] chroot("./newroot") = 0 [pid 5840] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700 [pid 5842] chdir("/" [pid 5840] <... mkdir resumed>) = 0 [pid 5842] <... chdir resumed>) = 0 [pid 5841] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700 [pid 5842] mkdir("/dev/gadgetfs", 0777 [pid 5841] <... mount resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5842] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = 0 [pid 5840] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700) = 0 [pid 5842] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 5840] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5842] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5841] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0 [pid 5841] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5840] <... mount resumed>) = 0 [pid 5841] mkdir("./syz-tmp/newroot/syzcgroup", 0700 [pid 5840] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5841] <... mkdir resumed>) = 0 [pid 5841] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700 [pid 5840] <... mount resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5841] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700 [pid 5840] mkdir("./syz-tmp/pivot", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5841] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700 [pid 5840] <... mkdir resumed>) = 0 [pid 5840] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... pivot_root resumed>) = 0 [pid 5840] chdir("/") = 0 [pid 5841] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5840] umount2("./pivot", MNT_DETACH [pid 5841] <... mount resumed>) = 0 [pid 5841] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5841] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5841] mkdir("./syz-tmp/pivot", 0777) = 0 [pid 5840] chroot("./newroot" [pid 5841] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0 [pid 5841] chdir("/") = 0 [pid 5841] umount2("./pivot", MNT_DETACH [pid 5840] <... chroot resumed>) = 0 [pid 5838] <... mount resumed>) = -1 ENODEV (No such device) [pid 5843] <... mount resumed>) = -1 ENODEV (No such device) [pid 5841] <... umount2 resumed>) = 0 [pid 5840] chdir("/" [pid 5838] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5843] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5842] <... mount resumed>) = -1 ENODEV (No such device) [pid 5841] chroot("./newroot" [pid 5840] <... chdir resumed>) = 0 [pid 5843] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5840] mkdir("/dev/gadgetfs", 0777 [pid 5838] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] getpid( [pid 5842] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5843] <... getpid resumed>) = 1 [pid 5842] getpid( [pid 5840] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5843] mkdir("/syzcgroup/unified/syz4", 0777 [pid 5842] <... getpid resumed>) = 1 [pid 5841] <... chroot resumed>) = 0 [pid 5840] <... mount resumed>) = 0 [pid 5838] getpid( [pid 5842] mkdir("/syzcgroup/unified/syz3", 0777 [pid 5841] chdir("/" [pid 5840] mkdir("/dev/binderfs", 0777 [pid 5838] <... getpid resumed>) = 1 [pid 5841] <... chdir resumed>) = 0 [pid 5838] mkdir("/syzcgroup/unified/syz0", 0777 [pid 5841] mkdir("/dev/gadgetfs", 0777) = -1 EEXIST (File exists) [pid 5840] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5841] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = 0 [pid 5840] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5841] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 5841] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5843] <... mkdir resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/syzcgroup/unified/syz4/pids.max", O_WRONLY|O_CLOEXEC [pid 5842] <... mkdir resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5838] openat(AT_FDCWD, "/syzcgroup/unified/syz0/pids.max", O_WRONLY|O_CLOEXEC [pid 5843] write(3, "32", 2 [pid 5842] openat(AT_FDCWD, "/syzcgroup/unified/syz3/pids.max", O_WRONLY|O_CLOEXEC [pid 5838] <... openat resumed>) = 3 [pid 5842] <... openat resumed>) = 3 [pid 5838] write(3, "32", 2 [pid 5843] <... write resumed>) = 2 [pid 5842] write(3, "32", 2 [pid 5838] <... write resumed>) = 2 [pid 5842] <... write resumed>) = 2 [pid 5842] close(3 [pid 5838] close(3 [pid 5843] close(3 [pid 5842] <... close resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5840] <... mount resumed>) = -1 ENODEV (No such device) [pid 5838] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/syzcgroup/unified/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5843] openat(AT_FDCWD, "/syzcgroup/unified/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5840] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5838] openat(AT_FDCWD, "/syzcgroup/unified/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5843] <... openat resumed>) = 3 [pid 5842] <... openat resumed>) = 3 [pid 5840] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5838] <... openat resumed>) = 3 [pid 5843] write(3, "1", 1 [pid 5842] write(3, "1", 1 [pid 5840] getpid( [pid 5838] write(3, "1", 1 [pid 5840] <... getpid resumed>) = 1 [pid 5840] mkdir("/syzcgroup/unified/syz1", 0777 [pid 5841] <... mount resumed>) = -1 ENODEV (No such device) [pid 5843] <... write resumed>) = 1 [pid 5841] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5838] <... write resumed>) = 1 [pid 5842] <... write resumed>) = 1 [pid 5841] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] close(3 [pid 5842] close(3 [pid 5838] close(3 [pid 5843] <... close resumed>) = 0 [pid 5841] getpid( [pid 5838] <... close resumed>) = 0 [pid 5843] mkdir("/syzcgroup/cpu/syz4", 0777 [pid 5842] <... close resumed>) = 0 [pid 5842] mkdir("/syzcgroup/cpu/syz3", 0777 [pid 5838] mkdir("/syzcgroup/cpu/syz0", 0777 [pid 5841] <... getpid resumed>) = 1 [pid 5841] mkdir("/syzcgroup/unified/syz2", 0777) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/syzcgroup/unified/syz1/pids.max", O_WRONLY|O_CLOEXEC [pid 5843] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5840] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "/syzcgroup/unified/syz2/pids.max", O_WRONLY|O_CLOEXEC [pid 5843] <... openat resumed>) = 3 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] write(3, "32", 2 [pid 5838] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5841] <... openat resumed>) = 3 [pid 5838] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5843] write(3, "1", 1 [pid 5840] <... write resumed>) = 2 [pid 5843] <... write resumed>) = 1 [pid 5840] close(3 [pid 5838] <... openat resumed>) = 3 [pid 5842] <... openat resumed>) = 3 [pid 5841] write(3, "32", 2 [pid 5840] <... close resumed>) = 0 [pid 5841] <... write resumed>) = 2 [pid 5841] close(3 [pid 5840] openat(AT_FDCWD, "/syzcgroup/unified/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5843] close(3 [pid 5842] write(3, "1", 1 [pid 5841] <... close resumed>) = 0 [pid 5838] write(3, "1", 1 [pid 5842] <... write resumed>) = 1 [pid 5841] openat(AT_FDCWD, "/syzcgroup/unified/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5840] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [pid 5842] close(3 [pid 5840] write(3, "1", 1 [pid 5843] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5842] <... close resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5838] <... write resumed>) = 1 [pid 5840] <... write resumed>) = 1 [pid 5840] close(3 [pid 5843] <... openat resumed>) = 3 [pid 5840] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5843] write(3, "313524224", 9 [pid 5841] write(3, "1", 1 [pid 5838] close(3 [pid 5840] mkdir("/syzcgroup/cpu/syz1", 0777 [pid 5842] <... openat resumed>) = 3 [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5843] <... write resumed>) = 9 [pid 5842] write(3, "313524224", 9 [pid 5841] <... write resumed>) = 1 [pid 5838] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5843] close(3) = 0 [pid 5842] <... write resumed>) = 9 [pid 5841] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5842] close(3 [pid 5843] <... openat resumed>) = 3 [pid 5841] <... close resumed>) = 0 [pid 5840] write(3, "1", 1 [pid 5838] <... openat resumed>) = 3 [pid 5843] write(3, "314572800", 9 [pid 5842] <... close resumed>) = 0 [pid 5843] <... write resumed>) = 9 [pid 5842] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 5843] close(3) = 0 [pid 5843] mkdir("/syzcgroup/net/syz4", 0777 [pid 5842] write(3, "314572800", 9) = 9 [pid 5842] close(3 [pid 5843] <... mkdir resumed>) = 0 [pid 5841] mkdir("/syzcgroup/cpu/syz2", 0777 [pid 5840] <... write resumed>) = 1 [pid 5838] write(3, "313524224", 9 [pid 5842] <... close resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/syzcgroup/net/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5842] mkdir("/syzcgroup/net/syz3", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5838] <... write resumed>) = 9 [pid 5840] close(3 [pid 5838] close(3 [pid 5841] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5840] <... close resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5838] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5840] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5840] write(3, "313524224", 9 [pid 5838] write(3, "314572800", 9) = 9 [pid 5838] close(3) = 0 [pid 5838] mkdir("/syzcgroup/net/syz0", 0777 [pid 5840] <... write resumed>) = 9 [pid 5843] <... openat resumed>) = 3 [pid 5840] close(3 [pid 5843] write(3, "1", 1 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/syzcgroup/net/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5841] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5842] <... openat resumed>) = 3 [pid 5841] write(3, "1", 1 [pid 5840] <... openat resumed>) = 3 [pid 5838] openat(AT_FDCWD, "/syzcgroup/net/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5842] write(3, "1", 1 [pid 5840] write(3, "314572800", 9 [pid 5843] <... write resumed>) = 1 [pid 5842] <... write resumed>) = 1 [pid 5843] close(3 [pid 5842] close(3 [pid 5841] <... write resumed>) = 1 [pid 5840] <... write resumed>) = 9 [pid 5838] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [ 100.332573][ T5843] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [pid 5841] close(3 [pid 5840] close(3 [pid 5838] write(3, "1", 1 [pid 5843] mkdir("./0", 0777 [pid 5842] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5838] <... write resumed>) = 1 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] mkdir("./0", 0777 [pid 5841] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5840] mkdir("/syzcgroup/net/syz1", 0777 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] <... mkdir resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5838] close(3 [pid 5843] <... openat resumed>) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5838] <... close resumed>) = 0 [pid 5843] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5841] write(3, "313524224", 9 [pid 5840] <... mkdir resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5838] mkdir("./0", 0777 [pid 5843] close(3 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5841] <... write resumed>) = 9 [pid 5840] openat(AT_FDCWD, "/syzcgroup/net/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5838] <... mkdir resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5841] close(3 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] close(3 [pid 5841] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5840] <... openat resumed>) = 3 [pid 5838] <... openat resumed>) = 3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] write(3, "1", 1) = 1 ./strace-static-x86_64: Process 5854 attached [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] <... openat resumed>) = 3 [pid 5840] close(3 [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5854] set_robust_list(0x555568916660, 24 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 2 [pid 5840] <... close resumed>) = 0 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5840] mkdir("./0", 0777 [pid 5854] chdir("./0" [pid 5840] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5855 attached [pid 5854] <... chdir resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5841] write(3, "314572800", 9 [pid 5838] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5855] set_robust_list(0x555568916660, 24 [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... write resumed>) = 9 [pid 5855] <... set_robust_list resumed>) = 0 [pid 5854] <... prctl resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5838] close(3 [pid 5855] chdir("./0" [pid 5854] setpgid(0, 0 [pid 5855] <... chdir resumed>) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5838] <... close resumed>) = 0 [pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5854] <... setpgid resumed>) = 0 [pid 5840] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5854] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5841] close(3 [pid 5840] close(3 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] <... prctl resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5855] setpgid(0, 0 [pid 5854] <... symlink resumed>) = 0 [pid 5855] <... setpgid resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5854] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 2 [pid 5841] mkdir("/syzcgroup/net/syz2", 0777 [pid 5854] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5856 attached [pid 5855] <... symlink resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5856] set_robust_list(0x555568916660, 24 [pid 5841] openat(AT_FDCWD, "/syzcgroup/net/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 2 [pid 5856] <... set_robust_list resumed>) = 0 [pid 5855] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5854] symlink("/syzcgroup/net/syz4", "./cgroup.net"./strace-static-x86_64: Process 5857 attached [pid 5856] chdir("./0" [pid 5855] <... symlink resumed>) = 0 [pid 5854] <... symlink resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 2 [pid 5841] <... openat resumed>) = 3 [pid 5857] set_robust_list(0x555568916660, 24 [pid 5855] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5857] <... set_robust_list resumed>) = 0 [pid 5856] <... chdir resumed>) = 0 [pid 5855] <... symlink resumed>) = 0 [pid 5854] <... openat resumed>) = 3 [pid 5841] write(3, "1", 1 [pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5857] chdir("./0" [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5854] write(3, "1000", 4 [pid 5841] <... write resumed>) = 1 [pid 5856] <... prctl resumed>) = 0 [pid 5841] close(3 [pid 5857] <... chdir resumed>) = 0 [pid 5856] setpgid(0, 0 [pid 5855] <... openat resumed>) = 3 [pid 5854] <... write resumed>) = 4 [pid 5841] <... close resumed>) = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] <... setpgid resumed>) = 0 [pid 5855] write(3, "1000", 4 [pid 5854] close(3 [pid 5841] mkdir("./0", 0777 [pid 5857] <... prctl resumed>) = 0 [pid 5856] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5855] <... write resumed>) = 4 [pid 5854] <... close resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5857] setpgid(0, 0 [pid 5856] <... symlink resumed>) = 0 [pid 5857] <... setpgid resumed>) = 0 [pid 5856] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5855] close(3 [pid 5854] symlink("/dev/binderfs", "./binderfs" [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5857] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5856] <... symlink resumed>) = 0 [pid 5855] <... close resumed>) = 0 [pid 5857] <... symlink resumed>) = 0 [pid 5856] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5854] <... symlink resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5857] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5855] symlink("/dev/binderfs", "./binderfs" [pid 5854] write(1, "executing program\n", 18executing program [pid 5857] <... symlink resumed>) = 0 [pid 5856] <... symlink resumed>) = 0 [pid 5855] <... symlink resumed>) = 0 [pid 5854] <... write resumed>) = 18 [pid 5857] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5855] write(1, "executing program\n", 18 [pid 5841] ioctl(3, LOOP_CLR_FDexecuting program [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5854] memfd_create("syzkaller", 0 [pid 5841] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5857] <... symlink resumed>) = 0 [pid 5856] <... openat resumed>) = 3 [pid 5855] <... write resumed>) = 18 [pid 5841] close(3) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5855] memfd_create("syzkaller", 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5858 attached [pid 5857] <... openat resumed>) = 3 [pid 5856] write(3, "1000", 4 [pid 5855] <... memfd_create resumed>) = 3 [pid 5854] <... memfd_create resumed>) = 3 [pid 5857] write(3, "1000", 4 [pid 5855] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] set_robust_list(0x555568916660, 24 [pid 5857] <... write resumed>) = 4 [pid 5856] <... write resumed>) = 4 [pid 5854] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5857] close(3 [pid 5856] close(3 [pid 5855] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5854] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5858] chdir("./0" [pid 5857] <... close resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5856] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 2 [pid 5857] symlink("/dev/binderfs", "./binderfs" [pid 5856] <... symlink resumed>) = 0 executing program [pid 5858] <... chdir resumed>) = 0 [pid 5856] write(1, "executing program\n", 18 [pid 5857] <... symlink resumed>) = 0 [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] <... write resumed>) = 18 [pid 5856] memfd_create("syzkaller", 0) = 3 executing program [pid 5858] <... prctl resumed>) = 0 [pid 5857] write(1, "executing program\n", 18 [pid 5858] setpgid(0, 0 [pid 5857] <... write resumed>) = 18 [pid 5856] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] <... setpgid resumed>) = 0 [pid 5856] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5857] memfd_create("syzkaller", 0 [pid 5858] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5857] <... memfd_create resumed>) = 3 [pid 5858] <... symlink resumed>) = 0 [pid 5857] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5857] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5858] <... symlink resumed>) = 0 [pid 5858] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "1000", 4) = 4 [pid 5858] close(3) = 0 [pid 5858] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5858] write(1, "executing program\n", 18) = 18 [pid 5858] memfd_create("syzkaller", 0) = 3 [pid 5858] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5854] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5856] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5855] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5857] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5858] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5854] <... write resumed>) = 16777216 [pid 5854] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5856] <... write resumed>) = 16777216 [pid 5856] munmap(0x7fe2ecc00000, 138412032 [pid 5854] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5856] <... munmap resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5856] ioctl(4, LOOP_SET_FD, 3 [pid 5854] <... openat resumed>) = 4 [pid 5854] ioctl(4, LOOP_SET_FD, 3 [pid 5856] <... ioctl resumed>) = 0 [pid 5856] close(3) = 0 [pid 5856] close(4) = 0 [pid 5856] mkdir("./file1", 0777) = 0 [ 101.463245][ T5856] loop0: detected capacity change from 0 to 32768 [ 101.472496][ T5854] loop4: detected capacity change from 0 to 32768 [ 101.485284][ T5856] ======================================================= [ 101.485284][ T5856] WARNING: The mand mount option has been deprecated and [ 101.485284][ T5856] and is ignored by this kernel. Remove the mand [ 101.485284][ T5856] option from the mount to silence this warning. [pid 5856] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5854] <... ioctl resumed>) = 0 [pid 5854] close(3) = 0 [pid 5854] close(4) = 0 [pid 5854] mkdir("./file1", 0777) = 0 [ 101.485284][ T5856] ======================================================= [pid 5854] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5855] <... write resumed>) = 16777216 [pid 5855] munmap(0x7fe2ecc00000, 138412032 [pid 5857] <... write resumed>) = 16777216 [ 101.616759][ T5856] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5857] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5857] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5857] close(3) = 0 [pid 5855] <... munmap resumed>) = 0 [pid 5857] close(4 [pid 5855] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5857] <... close resumed>) = 0 [pid 5855] <... openat resumed>) = 4 [pid 5857] mkdir("./file1", 0777) = 0 [pid 5857] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5855] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5855] close(3) = 0 [pid 5855] close(4) = 0 [pid 5855] mkdir("./file1", 0777) = 0 [pid 5855] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5858] <... write resumed>) = 16777216 [ 101.689335][ T5857] loop1: detected capacity change from 0 to 32768 [ 101.699061][ T5854] JBD2: Ignoring recovery information on journal [ 101.718884][ T5855] loop3: detected capacity change from 0 to 32768 [ 101.727631][ T5856] JBD2: Ignoring recovery information on journal [pid 5858] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5858] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5858] close(3) = 0 [pid 5858] close(4) = 0 [pid 5858] mkdir("./file1", 0777) = 0 [ 101.821454][ T5858] loop2: detected capacity change from 0 to 32768 [ 101.825200][ T5857] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 101.859918][ T5855] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5858] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5854] <... mount resumed>) = 0 [pid 5854] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5854] chdir("./file1") = 0 [ 101.877873][ T5854] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 101.893322][ T5857] JBD2: Ignoring recovery information on journal [ 101.915496][ T5856] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5854] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5854] symlink("./bus", NULL) = -1 EFAULT (Bad address) [ 101.926933][ T5858] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 101.957314][ T5855] JBD2: Ignoring recovery information on journal [pid 5854] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5856] <... mount resumed>) = 0 [pid 5856] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5856] chdir("./file1") = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5856] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5856] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5854] <... openat resumed>) = 4 [pid 5857] <... mount resumed>) = 0 [pid 5856] fallocate(-1, 0, 0, 1049072 [pid 5854] fallocate(-1, 0, 0, 1049072 [pid 5857] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5856] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5854] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5857] <... openat resumed>) = 3 [pid 5857] chdir("./file1" [pid 5856] <... open resumed>) = 5 [pid 5854] <... open resumed>) = 5 [pid 5857] <... chdir resumed>) = 0 [pid 5854] close(3 [pid 5857] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5856] close(3 [pid 5854] <... close resumed>) = 0 [pid 5857] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5854] close(4 [pid 5856] <... close resumed>) = 0 [pid 5857] symlink("./bus", NULL [pid 5856] close(4 [pid 5854] <... close resumed>) = 0 [pid 5857] <... symlink resumed>) = -1 EFAULT (Bad address) [ 101.970417][ T5857] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [ 101.993815][ T5858] JBD2: Ignoring recovery information on journal [pid 5854] close(5 [pid 5857] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5856] <... close resumed>) = 0 [pid 5854] <... close resumed>) = 0 [pid 5854] close(6 [pid 5856] close(5 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... openat resumed>) = 4 [pid 5856] <... close resumed>) = 0 [pid 5854] close(7 [pid 5856] close(6 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(8 [pid 5857] fallocate(-1, 0, 0, 1049072 [pid 5856] close(7 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(9 [pid 5857] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5856] close(8 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(10 [pid 5856] close(9 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(11 [pid 5856] close(10 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(12 [pid 5856] close(11 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(13 [pid 5856] close(12 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(14 [pid 5857] <... open resumed>) = 5 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] close(13) = -1 EBADF (Bad file descriptor) [pid 5854] close(15 [pid 5857] close(3 [pid 5856] close(14 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = 0 [pid 5854] close(16 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] close(4 [pid 5856] close(15 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = 0 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(17 [pid 5857] close(5 [pid 5856] close(16 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = 0 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(18 [pid 5857] close(6 [pid 5856] close(17 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(19 [pid 5857] close(7 [pid 5856] close(18 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(20 [pid 5856] close(19 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(21 [pid 5856] close(20 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(22 [pid 5856] close(21 [pid 5857] close(8 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(23 [pid 5856] close(22) = -1 EBADF (Bad file descriptor) [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] close(9 [pid 5856] close(23 [pid 5854] close(24) = -1 EBADF (Bad file descriptor) [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] close(25 [pid 5856] close(24 [pid 5857] close(10 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] close(25 [pid 5854] close(26 [pid 5857] close(11 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... mount resumed>) = 0 [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] close(26 [pid 5854] close(27 [pid 5858] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5857] close(12 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... mount resumed>) = 0 [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] close(27 [pid 5854] close(28 [pid 5857] close(13 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] close(28 [pid 5855] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5854] close(29 [pid 5857] close(14 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] close(29 [pid 5857] close(15 [pid 5856] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5854] exit_group(0 [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... openat resumed>) = 3 [pid 5857] close(16 [pid 5856] exit_group(0 [pid 5854] <... exit_group resumed>) = ? [pid 5858] chdir("./file1" [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... exit_group resumed>) = ? [pid 5855] <... openat resumed>) = 3 [pid 5857] close(17) = -1 EBADF (Bad file descriptor) [pid 5858] <... chdir resumed>) = 0 [pid 5857] close(18 [pid 5856] +++ exited with 0 +++ [pid 5855] chdir("./file1" [pid 5854] +++ exited with 0 +++ [pid 5858] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... chdir resumed>) = 0 [pid 5858] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] close(19 [pid 5855] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5858] symlink("./bus", NULL [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] close(20 [pid 5855] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5855] symlink("./bus", NULL [pid 5858] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5857] close(21 [pid 5855] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5857] close(22) = -1 EBADF (Bad file descriptor) [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=42 /* 0.42 s */} --- [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=40 /* 0.40 s */} --- [pid 5857] close(23) = -1 EBADF (Bad file descriptor) [ 102.120479][ T5858] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 102.142250][ T5855] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 5857] close(24) = -1 EBADF (Bad file descriptor) [pid 5843] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] close(25 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] close(26 [pid 5855] <... openat resumed>) = 4 [pid 5843] <... openat resumed>) = 3 [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] fallocate(-1, 0, 0, 1049072 [pid 5857] close(27 [pid 5855] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] close(28 [pid 5855] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5857] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] close(29) = -1 EBADF (Bad file descriptor) [pid 5857] exit_group(0 [pid 5843] newfstatat(3, "", [pid 5838] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... openat resumed>) = 4 [pid 5857] <... exit_group resumed>) = ? [pid 5855] <... open resumed>) = 5 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5858] fallocate(-1, 0, 0, 1049072 [pid 5843] getdents64(3, [pid 5838] newfstatat(3, "", [pid 5858] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5857] +++ exited with 0 +++ [pid 5855] close(3 [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5843] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5858] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5855] <... close resumed>) = 0 [pid 5838] getdents64(3, [pid 5858] <... open resumed>) = 5 [pid 5855] close(4 [pid 5858] close(3 [pid 5855] <... close resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5855] close(5 [pid 5858] close(4 [pid 5855] <... close resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5855] close(6 [pid 5858] close(5 [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=35 /* 0.35 s */} --- [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5855] close(7 [pid 5840] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] close(8) = -1 EBADF (Bad file descriptor) [pid 5855] close(9) = -1 EBADF (Bad file descriptor) [pid 5855] close(10 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5855] close(11) = -1 EBADF (Bad file descriptor) [pid 5855] close(12) = -1 EBADF (Bad file descriptor) [pid 5855] close(13) = -1 EBADF (Bad file descriptor) [pid 5855] close(14 [pid 5840] <... openat resumed>) = 3 [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] close(15) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(3, "", [pid 5855] close(16) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5855] close(17) = -1 EBADF (Bad file descriptor) [pid 5855] close(18) = -1 EBADF (Bad file descriptor) [pid 5855] close(19) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = 0 [pid 5855] close(20 [pid 5858] close(6 [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] close(21 [pid 5858] close(7) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] getdents64(3, [pid 5858] close(8 [pid 5855] close(22 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(9 [pid 5855] close(23 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5858] close(10 [pid 5855] close(24 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(11 [pid 5855] close(25 [pid 5840] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(12 [pid 5855] close(26 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(13 [pid 5855] close(27 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(14 [pid 5855] close(28 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(15 [pid 5855] close(29 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5855] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(16 [pid 5855] exit_group(0 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(17 [pid 5855] <... exit_group resumed>) = ? [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(18) = -1 EBADF (Bad file descriptor) [pid 5858] close(19) = -1 EBADF (Bad file descriptor) [pid 5858] close(20) = -1 EBADF (Bad file descriptor) [pid 5858] close(21) = -1 EBADF (Bad file descriptor) [pid 5858] close(22) = -1 EBADF (Bad file descriptor) [pid 5858] close(23) = -1 EBADF (Bad file descriptor) [pid 5858] close(24) = -1 EBADF (Bad file descriptor) [pid 5858] close(25) = -1 EBADF (Bad file descriptor) [pid 5858] close(26) = -1 EBADF (Bad file descriptor) [pid 5858] close(27 [pid 5855] +++ exited with 0 +++ [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(28 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=32 /* 0.32 s */} --- [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(29 [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] exit_group(0 [pid 5842] <... restart_syscall resumed>) = 0 [pid 5858] <... exit_group resumed>) = ? [pid 5858] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=37 /* 0.37 s */} --- [pid 5841] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", [pid 5842] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... umount2 resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] getdents64(3, [pid 5843] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... openat resumed>) = 3 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] <... umount2 resumed>) = 0 [pid 5838] <... umount2 resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(3, "", [pid 5841] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(AT_FDCWD, "./0/file1", [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] getdents64(3, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] newfstatat(AT_FDCWD, "./0/file1", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] openat(AT_FDCWD, "./0/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] newfstatat(AT_FDCWD, "./0/file1", [pid 5843] <... openat resumed>) = 4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 102.267898][ T5840] ocfs2: Unmounting device (7,1) on (node local) [ 102.268640][ T5838] ocfs2: Unmounting device (7,0) on (node local) [ 102.295240][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5840] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(4, "", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] openat(AT_FDCWD, "./0/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] openat(AT_FDCWD, "./0/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5838] newfstatat(4, "", [pid 5843] getdents64(4, [pid 5840] <... openat resumed>) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, [pid 5841] <... umount2 resumed>) = 0 [pid 5841] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] close(4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(AT_FDCWD, "./0/file1", [pid 5843] getdents64(4, [pid 5842] <... umount2 resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5838] getdents64(4, [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] rmdir("./0/file1" [pid 5838] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] close(4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] getdents64(4, [pid 5842] newfstatat(AT_FDCWD, "./0/file1", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... close resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] rmdir("./0/file1" [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] openat(AT_FDCWD, "./0/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] close(4 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] umount2("./0/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 4 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... close resumed>) = 0 [pid 5843] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(4, "", [pid 5838] rmdir("./0/file1" [pid 5842] openat(AT_FDCWD, "./0/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... openat resumed>) = 4 [pid 5841] getdents64(4, [pid 5838] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] newfstatat(4, "", [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 5838] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5842] getdents64(4, [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] close(4 [pid 5838] unlink("./0/binderfs" [pid 5842] getdents64(4, [pid 5841] <... close resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5842] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5841] rmdir("./0/file1" [pid 5838] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] close(4 [pid 5841] <... rmdir resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... close resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5843] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5842] rmdir("./0/file1" [pid 5841] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] unlink("./0/binderfs" [pid 5842] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./0/cgroup.net" [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./0/binderfs" [pid 5843] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5841] unlink("./0/binderfs" [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 102.349122][ T5841] ocfs2: Unmounting device (7,2) on (node local) [ 102.365490][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5840] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5842] unlink("./0/binderfs" [pid 5841] <... unlink resumed>) = 0 [pid 5838] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] unlink("./0/cgroup.net" [pid 5842] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5838] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5841] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./0/cgroup.net" [pid 5838] unlink("./0/cgroup.cpu" [pid 5843] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5842] unlink("./0/cgroup.net" [pid 5841] unlink("./0/cgroup.net" [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] unlink("./0/cgroup.cpu" [pid 5842] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5841] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5840] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5838] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5842] unlink("./0/cgroup.cpu" [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5841] unlink("./0/cgroup.cpu" [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./0/cgroup" [pid 5843] unlink("./0/cgroup" [pid 5842] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... unlink resumed>) = 0 [pid 5840] unlink("./0/cgroup.cpu" [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... unlink resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5841] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] getdents64(3, [pid 5843] getdents64(3, [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] unlink("./0/cgroup" [pid 5841] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5840] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] close(3 [pid 5843] close(3 [pid 5842] <... unlink resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... close resumed>) = 0 [pid 5842] getdents64(3, [pid 5841] unlink("./0/cgroup" [pid 5843] <... close resumed>) = 0 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5838] rmdir("./0" [pid 5843] rmdir("./0" [pid 5842] close(3 [pid 5841] getdents64(3, [pid 5838] <... rmdir resumed>) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5843] mkdir("./1", 0777 [pid 5842] rmdir("./0" [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] mkdir("./1", 0777 [pid 5842] <... rmdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] mkdir("./1", 0777 [pid 5841] close(3 [pid 5840] unlink("./0/cgroup" [pid 5838] <... mkdir resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] rmdir("./0" [pid 5838] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] <... openat resumed>) = 3 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5841] mkdir("./1", 0777 [pid 5838] <... ioctl resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... ioctl resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5842] close(3 [pid 5838] close(3 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] <... ioctl resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] close(3 [pid 5843] close(3 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... close resumed>) = 0 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3 [pid 5840] rmdir("./0") = 0 [pid 5840] mkdir("./1", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5873 attached [pid 5873] set_robust_list(0x555568916660, 24 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 3 [pid 5873] <... set_robust_list resumed>) = 0 [pid 5873] chdir("./1") = 0 [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5873] setpgid(0, 0) = 0 [pid 5873] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 5873] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 5873] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5840] <... close resumed>) = 0 [pid 5873] write(3, "1000", 4 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5873] <... write resumed>) = 4 [pid 5873] close(3) = 0 [pid 5873] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 5874 attached [pid 5874] set_robust_list(0x555568916660, 24) = 0 [pid 5874] chdir("./1") = 0 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5874] setpgid(0, 0) = 0 executing program [pid 5874] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5873] write(1, "executing program\n", 18 [pid 5842] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 3 [pid 5838] <... close resumed>) = 0 [pid 5874] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5873] <... write resumed>) = 18 [pid 5874] <... symlink resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5874] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5873] memfd_create("syzkaller", 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5873] <... memfd_create resumed>) = 3 [pid 5874] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5877 attached ./strace-static-x86_64: Process 5876 attached ./strace-static-x86_64: Process 5875 attached [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5877] set_robust_list(0x555568916660, 24 [pid 5876] set_robust_list(0x555568916660, 24 [pid 5875] set_robust_list(0x555568916660, 24 [pid 5874] <... openat resumed>) = 3 [pid 5873] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 3 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 3 [pid 5875] chdir("./1") = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 3 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5874] write(3, "1000", 4 [pid 5877] <... set_robust_list resumed>) = 0 [pid 5876] chdir("./1" [pid 5875] setpgid(0, 0) = 0 [pid 5874] <... write resumed>) = 4 [pid 5876] <... chdir resumed>) = 0 [pid 5875] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5874] close(3) = 0 [pid 5875] <... symlink resumed>) = 0 [pid 5874] symlink("/dev/binderfs", "./binderfs" [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5875] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5874] <... symlink resumed>) = 0 [pid 5877] chdir("./1" [pid 5875] <... symlink resumed>) = 0 [pid 5877] <... chdir resumed>) = 0 [pid 5876] <... prctl resumed>) = 0 [pid 5875] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5874] write(1, "executing program\n", 18executing program [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5876] setpgid(0, 0 [pid 5875] <... symlink resumed>) = 0 [pid 5874] <... write resumed>) = 18 [pid 5877] <... prctl resumed>) = 0 [pid 5876] <... setpgid resumed>) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] setpgid(0, 0 [pid 5876] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5874] memfd_create("syzkaller", 0 [pid 5877] <... setpgid resumed>) = 0 [pid 5877] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5875] <... openat resumed>) = 3 [pid 5874] <... memfd_create resumed>) = 3 [pid 5874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5875] write(3, "1000", 4 [pid 5874] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5877] <... symlink resumed>) = 0 [pid 5875] <... write resumed>) = 4 [pid 5876] <... symlink resumed>) = 0 [pid 5877] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 5877] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 5876] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5875] close(3 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5876] <... symlink resumed>) = 0 [pid 5875] <... close resumed>) = 0 [pid 5876] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5875] symlink("/dev/binderfs", "./binderfs" executing program [pid 5877] <... openat resumed>) = 3 [pid 5876] <... symlink resumed>) = 0 [pid 5875] <... symlink resumed>) = 0 [pid 5877] write(3, "1000", 4 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5875] write(1, "executing program\n", 18) = 18 [pid 5877] <... write resumed>) = 4 [pid 5875] memfd_create("syzkaller", 0 [pid 5877] close(3 [pid 5875] <... memfd_create resumed>) = 3 [pid 5877] <... close resumed>) = 0 [pid 5876] <... openat resumed>) = 3 [pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5876] write(3, "1000", 4 [pid 5877] symlink("/dev/binderfs", "./binderfs" [pid 5876] <... write resumed>) = 4 [pid 5875] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5876] close(3 [pid 5877] <... symlink resumed>) = 0 executing program [pid 5877] write(1, "executing program\n", 18) = 18 [pid 5877] memfd_create("syzkaller", 0 [pid 5876] <... close resumed>) = 0 [pid 5876] symlink("/dev/binderfs", "./binderfs"executing program [pid 5877] <... memfd_create resumed>) = 3 [pid 5876] <... symlink resumed>) = 0 [pid 5876] write(1, "executing program\n", 18) = 18 [pid 5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5876] memfd_create("syzkaller", 0 [pid 5877] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5876] <... memfd_create resumed>) = 3 [pid 5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5877] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5874] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5875] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5873] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5876] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5877] <... write resumed>) = 16777216 [pid 5874] <... write resumed>) = 16777216 [pid 5874] munmap(0x7fe2ecc00000, 138412032 [pid 5877] munmap(0x7fe2ecc00000, 138412032 [pid 5874] <... munmap resumed>) = 0 [pid 5874] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5874] ioctl(4, LOOP_SET_FD, 3 [pid 5877] <... munmap resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5874] <... ioctl resumed>) = 0 [pid 5874] close(3) = 0 [pid 5877] <... openat resumed>) = 4 [pid 5874] close(4 [pid 5877] ioctl(4, LOOP_SET_FD, 3 [pid 5874] <... close resumed>) = 0 [pid 5874] mkdir("./file1", 0777) = 0 [pid 5877] <... ioctl resumed>) = 0 [pid 5874] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5877] close(3) = 0 [pid 5877] close(4) = 0 [pid 5877] mkdir("./file1", 0777) = 0 [ 103.961518][ T5874] loop1: detected capacity change from 0 to 32768 [ 103.994241][ T5877] loop3: detected capacity change from 0 to 32768 [pid 5877] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5875] <... write resumed>) = 16777216 [pid 5875] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5873] <... write resumed>) = 16777216 [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5873] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5875] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5875] close(3) = 0 [pid 5875] close(4) = 0 [ 104.048296][ T5874] JBD2: Ignoring recovery information on journal [ 104.086879][ T5875] loop0: detected capacity change from 0 to 32768 [pid 5875] mkdir("./file1", 0777 [pid 5876] <... write resumed>) = 16777216 [pid 5876] munmap(0x7fe2ecc00000, 138412032 [pid 5875] <... mkdir resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5875] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5873] <... openat resumed>) = 4 [pid 5873] ioctl(4, LOOP_SET_FD, 3 [pid 5876] <... munmap resumed>) = 0 [pid 5873] <... ioctl resumed>) = 0 [pid 5876] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5873] close(3) = 0 [ 104.113488][ T5877] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 104.134420][ T5877] JBD2: Ignoring recovery information on journal [ 104.150931][ T5873] loop4: detected capacity change from 0 to 32768 [pid 5873] close(4 [pid 5876] <... openat resumed>) = 4 [pid 5876] ioctl(4, LOOP_SET_FD, 3 [pid 5873] <... close resumed>) = 0 [pid 5873] mkdir("./file1", 0777) = 0 [pid 5873] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5876] <... ioctl resumed>) = 0 [pid 5876] close(3) = 0 [ 104.197565][ T5874] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [ 104.203348][ T5876] loop2: detected capacity change from 0 to 32768 [pid 5876] close(4) = 0 [pid 5876] mkdir("./file1", 0777) = 0 [ 104.256131][ T5875] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5876] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5874] <... mount resumed>) = 0 [pid 5874] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5874] chdir("./file1") = 0 [pid 5874] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5874] symlink("./bus", NULL) = -1 EFAULT (Bad address) [ 104.305742][ T5873] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 104.345053][ T5875] JBD2: Ignoring recovery information on journal [pid 5874] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [ 104.351220][ T5876] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 104.395317][ T5876] JBD2: Ignoring recovery information on journal [pid 5874] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [ 104.421476][ T5873] JBD2: Ignoring recovery information on journal [pid 5874] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5874] close(3) = 0 [pid 5874] close(4) = 0 [pid 5874] close(5) = 0 [pid 5874] close(6) = -1 EBADF (Bad file descriptor) [pid 5874] close(7) = -1 EBADF (Bad file descriptor) [pid 5874] close(8) = -1 EBADF (Bad file descriptor) [pid 5874] close(9 [pid 5877] <... mount resumed>) = 0 [pid 5877] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5877] chdir("./file1") = 0 [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(10 [pid 5877] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5877] symlink("./bus", NULL [pid 5876] <... mount resumed>) = 0 [pid 5875] <... mount resumed>) = 0 [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... mount resumed>) = 0 [pid 5877] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5876] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5875] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5874] close(11 [pid 5873] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5877] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5876] <... openat resumed>) = 3 [pid 5875] <... openat resumed>) = 3 [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] chdir("./file1" [pid 5874] close(12 [pid 5873] <... openat resumed>) = 3 [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] chdir("./file1" [pid 5875] <... chdir resumed>) = 0 [pid 5874] close(13 [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] <... chdir resumed>) = 0 [pid 5874] close(14) = -1 EBADF (Bad file descriptor) [pid 5876] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5875] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5874] close(15) = -1 EBADF (Bad file descriptor) [pid 5874] close(16 [pid 5876] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] close(17) = -1 EBADF (Bad file descriptor) [pid 5874] close(18) = -1 EBADF (Bad file descriptor) [pid 5874] close(19) = -1 EBADF (Bad file descriptor) [pid 5874] close(20) = -1 EBADF (Bad file descriptor) [pid 5874] close(21) = -1 EBADF (Bad file descriptor) [pid 5874] close(22) = -1 EBADF (Bad file descriptor) [pid 5874] close(23) = -1 EBADF (Bad file descriptor) [pid 5874] close(24) = -1 EBADF (Bad file descriptor) [pid 5874] close(25) = -1 EBADF (Bad file descriptor) [pid 5874] close(26) = -1 EBADF (Bad file descriptor) [pid 5874] close(27) = -1 EBADF (Bad file descriptor) [pid 5874] close(28) = -1 EBADF (Bad file descriptor) [pid 5874] close(29) = -1 EBADF (Bad file descriptor) [pid 5874] exit_group(0) = ? [pid 5876] symlink("./bus", NULL [pid 5875] symlink("./bus", NULL [pid 5874] +++ exited with 0 +++ [pid 5873] chdir("./file1" [pid 5876] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5875] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=34 /* 0.34 s */} --- [pid 5875] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5873] <... chdir resumed>) = 0 [pid 5840] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5873] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5876] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5873] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] <... openat resumed>) = 3 [pid 5873] symlink("./bus", NULL [pid 5840] newfstatat(3, "", [pid 5873] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5873] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [ 104.495883][ T5877] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [ 104.499567][ T5873] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 104.517288][ T5876] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 104.531421][ T5875] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5877] <... openat resumed>) = 4 [pid 5876] <... openat resumed>) = 4 [pid 5875] <... openat resumed>) = 4 [pid 5873] <... openat resumed>) = 4 [pid 5876] fallocate(-1, 0, 0, 1049072 [pid 5875] fallocate(-1, 0, 0, 1049072 [pid 5873] fallocate(-1, 0, 0, 1049072 [pid 5840] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5876] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] fallocate(-1, 0, 0, 1049072 [pid 5876] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5875] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5877] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] <... open resumed>) = 5 [pid 5873] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5877] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5875] <... open resumed>) = 5 [pid 5877] close(3 [pid 5873] <... open resumed>) = 5 [pid 5877] <... close resumed>) = 0 [pid 5876] close(3 [pid 5877] close(4 [pid 5876] <... close resumed>) = 0 [pid 5877] <... close resumed>) = 0 [pid 5875] close(3 [pid 5873] close(3 [pid 5877] close(5) = 0 [pid 5877] close(6) = -1 EBADF (Bad file descriptor) [pid 5877] close(7) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = 0 [pid 5877] close(8 [pid 5876] close(4) = 0 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(9 [pid 5875] close(4 [pid 5873] <... close resumed>) = 0 [pid 5876] close(5 [pid 5873] close(4 [pid 5875] <... close resumed>) = 0 [pid 5873] <... close resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5875] close(5 [pid 5876] close(6 [pid 5873] close(5 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = 0 [pid 5873] <... close resumed>) = 0 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(7 [pid 5875] close(6 [pid 5873] close(6 [pid 5877] close(10) = -1 EBADF (Bad file descriptor) [pid 5877] close(11) = -1 EBADF (Bad file descriptor) [pid 5877] close(12) = -1 EBADF (Bad file descriptor) [pid 5877] close(13) = -1 EBADF (Bad file descriptor) [pid 5877] close(14) = -1 EBADF (Bad file descriptor) [pid 5877] close(15 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(16 [pid 5876] close(8 [pid 5875] close(7 [pid 5873] close(7 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(17 [pid 5876] close(9 [pid 5875] close(8 [pid 5873] close(8 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(10 [pid 5875] close(9 [pid 5873] close(9 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(11 [pid 5875] close(10 [pid 5873] close(10 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(12 [pid 5875] close(11 [pid 5873] close(11 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(13 [pid 5875] close(12 [pid 5873] close(12 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(14 [pid 5875] close(13 [pid 5873] close(13 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(15 [pid 5875] close(14 [pid 5873] close(14 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(16 [pid 5875] close(15 [pid 5873] close(15 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(17 [pid 5875] close(16 [pid 5873] close(16 [pid 5877] close(18 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(18 [pid 5875] close(17 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(19 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] close(17 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(19 [pid 5875] close(18 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(20 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] close(18 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(20 [pid 5875] close(19 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(21 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] close(19 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(21 [pid 5875] close(20 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = 0 [pid 5877] close(22 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] close(20 [pid 5840] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(22 [pid 5875] close(21 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(23 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(23 [pid 5875] close(22 [pid 5873] close(21 [pid 5877] close(24 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(AT_FDCWD, "./1/file1", [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(24 [pid 5875] close(23 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] close(25 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] close(22 [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] close(25 [pid 5875] close(24 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5877] close(26) = -1 EBADF (Bad file descriptor) [pid 5877] close(27) = -1 EBADF (Bad file descriptor) [pid 5877] close(28 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(25 [pid 5873] close(23 [pid 5840] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] close(29 [pid 5876] close(26 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5877] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(26 [pid 5873] close(24 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5877] exit_group(0 [pid 5876] close(27 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] openat(AT_FDCWD, "./1/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5877] <... exit_group resumed>) = ? [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(27 [pid 5873] close(25) = -1 EBADF (Bad file descriptor) [pid 5873] close(26 [pid 5876] close(28 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... openat resumed>) = 4 [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(28 [ 104.598769][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5873] close(27 [pid 5877] +++ exited with 0 +++ [pid 5876] close(29 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(4, "", [pid 5876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] close(29 [pid 5873] close(28 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5876] exit_group(0 [pid 5875] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5876] <... exit_group resumed>) = ? [pid 5875] exit_group(0 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] getdents64(4, [pid 5875] <... exit_group resumed>) = ? [pid 5873] close(29 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=42 /* 0.42 s */} --- [pid 5840] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5873] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5873] exit_group(0 [pid 5840] getdents64(4, [pid 5873] <... exit_group resumed>) = ? [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5876] +++ exited with 0 +++ [pid 5875] +++ exited with 0 +++ [pid 5873] +++ exited with 0 +++ [pid 5842] <... restart_syscall resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=34 /* 0.34 s */} --- [pid 5840] close(4 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=38 /* 0.38 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... close resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=41 /* 0.41 s */} --- [pid 5840] rmdir("./1/file1" [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5843] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5841] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... openat resumed>) = 3 [pid 5842] <... openat resumed>) = 3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(3, "", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] unlink("./1/binderfs" [pid 5838] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] newfstatat(3, "", [pid 5840] <... unlink resumed>) = 0 [pid 5840] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./1/cgroup.net") = 0 [pid 5840] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./1/cgroup.cpu" [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5842] getdents64(3, [pid 5843] getdents64(3, [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... unlink resumed>) = 0 [pid 5838] newfstatat(3, "", [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5842] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", [pid 5840] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 5841] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./1/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./1") = 0 [pid 5840] mkdir("./2", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [ 104.729991][ T5842] ocfs2: Unmounting device (7,3) on (node local) [ 104.733212][ T5843] ocfs2: Unmounting device (7,4) on (node local) [ 104.743358][ T5841] ocfs2: Unmounting device (7,2) on (node local) [ 104.759150][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5840] close(3 [pid 5841] <... umount2 resumed>) = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5841] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./1/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./1/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 5843] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] newfstatat(AT_FDCWD, "./1/file1", [pid 5841] close(4 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... close resumed>) = 0 [pid 5843] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] rmdir("./1/file1" [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... rmdir resumed>) = 0 [pid 5843] openat(AT_FDCWD, "./1/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... openat resumed>) = 4 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(4, "", [pid 5841] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] getdents64(4, [pid 5841] unlink("./1/binderfs" [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] <... unlink resumed>) = 0 [pid 5843] getdents64(4, [pid 5841] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] close(4 [pid 5842] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5843] <... close resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] rmdir("./1/file1" [pid 5842] newfstatat(AT_FDCWD, "./1/file1", [pid 5841] unlink("./1/cgroup.net" [pid 5843] <... rmdir resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5843] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5842] openat(AT_FDCWD, "./1/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... openat resumed>) = 4 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(4, "", [pid 5841] unlink("./1/cgroup.cpu" [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5842] getdents64(4, [pid 5841] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] unlink("./1/binderfs" [pid 5842] getdents64(4, [pid 5843] <... unlink resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5843] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5842] close(4 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./1/cgroup" [pid 5843] unlink("./1/cgroup.net" [pid 5842] <... close resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5842] rmdir("./1/file1" [pid 5841] getdents64(3, [pid 5838] <... umount2 resumed>) = 0 [pid 5843] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... rmdir resumed>) = 0 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] close(3 [pid 5843] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... close resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5841] rmdir("./1" [pid 5843] unlink("./1/cgroup.cpu") = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5838] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] mkdir("./2", 0777 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] unlink("./1/binderfs" [pid 5841] <... mkdir resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5842] <... unlink resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 3 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5842] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5841] <... ioctl resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] close(3 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] unlink("./1/cgroup.net") = 0 [pid 5843] unlink("./1/cgroup" [pid 5842] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] getdents64(3, [pid 5842] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] close(3 [pid 5842] unlink("./1/cgroup.cpu" [pid 5843] <... close resumed>) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5843] rmdir("./1" [pid 5842] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... rmdir resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] mkdir("./2", 0777 [pid 5842] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] newfstatat(AT_FDCWD, "./1/file1", [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] unlink("./1/cgroup" [pid 5843] <... openat resumed>) = 3 [pid 5842] <... unlink resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5842] getdents64(3, [pid 5843] <... ioctl resumed>) = 0 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3 [pid 5843] close(3 [pid 5842] <... close resumed>) = 0 [pid 5842] rmdir("./1" [pid 5838] umount2("./1/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... rmdir resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] mkdir("./2", 0777 [pid 5838] openat(AT_FDCWD, "./1/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5838] <... openat resumed>) = 4 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5838] newfstatat(4, "", [pid 5842] close(3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4) = 0 [pid 5838] rmdir("./1/file1") = 0 [pid 5838] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./1/binderfs") = 0 [pid 5838] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./1/cgroup.net") = 0 [pid 5838] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./1/cgroup.cpu") = 0 [pid 5838] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./1/cgroup") = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./1") = 0 [pid 5838] mkdir("./2", 0777) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5838] ioctl(3, LOOP_CLR_FD) = 0 [pid 5838] close(3 [pid 5840] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5888 attached [pid 5888] set_robust_list(0x555568916660, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 4 [pid 5888] <... set_robust_list resumed>) = 0 [pid 5888] chdir("./2") = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5888] setpgid(0, 0) = 0 [pid 5888] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5888] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 5888] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5888] write(3, "1000", 4) = 4 [pid 5888] close(3) = 0 [pid 5888] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5888] write(1, "executing program\n", 18) = 18 [pid 5888] memfd_create("syzkaller", 0) = 3 [pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5838] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5889 attached [pid 5889] set_robust_list(0x555568916660, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 4 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5889] chdir("./2") = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5889] setpgid(0, 0) = 0 [pid 5889] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5889] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5889] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5889] write(3, "1000", 4) = 4 [pid 5889] close(3) = 0 [pid 5889] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5889] write(1, "executing program\n", 18) = 18 [pid 5889] memfd_create("syzkaller", 0) = 3 [pid 5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5843] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5891 attached ./strace-static-x86_64: Process 5890 attached [pid 5891] set_robust_list(0x555568916660, 24./strace-static-x86_64: Process 5892 attached ) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 4 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 4 [pid 5892] set_robust_list(0x555568916660, 24 [pid 5891] chdir("./2" [pid 5890] set_robust_list(0x555568916660, 24 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 4 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5891] <... chdir resumed>) = 0 [pid 5892] chdir("./2" [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5890] <... set_robust_list resumed>) = 0 [pid 5892] <... chdir resumed>) = 0 [pid 5891] <... prctl resumed>) = 0 [pid 5890] chdir("./2" [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5892] setpgid(0, 0 [pid 5891] setpgid(0, 0 [pid 5892] <... setpgid resumed>) = 0 [pid 5891] <... setpgid resumed>) = 0 [pid 5892] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 5891] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5890] <... chdir resumed>) = 0 [pid 5892] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5892] <... symlink resumed>) = 0 [pid 5891] <... symlink resumed>) = 0 [pid 5890] <... prctl resumed>) = 0 [pid 5892] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 5891] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5890] setpgid(0, 0) = 0 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5892] <... openat resumed>) = 3 [pid 5891] <... symlink resumed>) = 0 [pid 5892] write(3, "1000", 4) = 4 [pid 5892] close(3 [pid 5891] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5890] <... symlink resumed>) = 0 [pid 5892] <... close resumed>) = 0 [pid 5891] <... symlink resumed>) = 0 [pid 5890] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5892] symlink("/dev/binderfs", "./binderfs" [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] <... symlink resumed>) = 0 [pid 5892] <... symlink resumed>) = 0 [pid 5891] <... openat resumed>) = 3 [pid 5891] write(3, "1000", 4executing program [pid 5892] write(1, "executing program\n", 18 [pid 5891] <... write resumed>) = 4 [pid 5890] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5892] <... write resumed>) = 18 [pid 5891] close(3 [pid 5890] <... symlink resumed>) = 0 [pid 5892] memfd_create("syzkaller", 0 [pid 5891] <... close resumed>) = 0 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5892] <... memfd_create resumed>) = 3 [pid 5891] symlink("/dev/binderfs", "./binderfs"executing program [pid 5890] <... openat resumed>) = 3 [pid 5892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5891] <... symlink resumed>) = 0 [pid 5890] write(3, "1000", 4 [pid 5892] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5891] write(1, "executing program\n", 18 [pid 5890] <... write resumed>) = 4 [pid 5891] <... write resumed>) = 18 [pid 5890] close(3 [pid 5891] memfd_create("syzkaller", 0 [pid 5890] <... close resumed>) = 0 [pid 5891] <... memfd_create resumed>) = 3 [pid 5891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5890] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5890] write(1, "executing program\n", 18) = 18 [pid 5890] memfd_create("syzkaller", 0) = 3 [pid 5890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5888] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5889] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5892] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5891] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5890] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5889] <... write resumed>) = 16777216 [pid 5889] munmap(0x7fe2ecc00000, 138412032 [pid 5888] <... write resumed>) = 16777216 [pid 5889] <... munmap resumed>) = 0 [pid 5888] munmap(0x7fe2ecc00000, 138412032 [pid 5889] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5889] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5889] close(3) = 0 [pid 5889] close(4 [pid 5888] <... munmap resumed>) = 0 [pid 5889] <... close resumed>) = 0 [pid 5889] mkdir("./file1", 0777 [pid 5888] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5888] ioctl(4, LOOP_SET_FD, 3 [pid 5889] <... mkdir resumed>) = 0 [pid 5888] <... ioctl resumed>) = 0 [pid 5888] close(3) = 0 [pid 5888] close(4) = 0 [pid 5888] mkdir("./file1", 0777) = 0 [pid 5888] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [ 106.305465][ T5889] loop0: detected capacity change from 0 to 32768 [ 106.338743][ T5888] loop1: detected capacity change from 0 to 32768 [ 106.406495][ T5888] JBD2: Ignoring recovery information on journal [ 106.416684][ T5889] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5889] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5891] <... write resumed>) = 16777216 [pid 5892] <... write resumed>) = 16777216 [pid 5892] munmap(0x7fe2ecc00000, 138412032 [pid 5891] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5891] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5892] <... munmap resumed>) = 0 [ 106.525561][ T5889] JBD2: Ignoring recovery information on journal [ 106.558140][ T5888] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 5891] ioctl(4, LOOP_SET_FD, 3 [pid 5888] <... mount resumed>) = 0 [pid 5892] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5888] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5888] chdir("./file1") = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5892] <... openat resumed>) = 4 [pid 5891] <... ioctl resumed>) = 0 [pid 5888] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5888] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5892] ioctl(4, LOOP_SET_FD, 3 [pid 5891] close(3 [pid 5888] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5890] <... write resumed>) = 16777216 [pid 5890] munmap(0x7fe2ecc00000, 138412032 [pid 5892] <... ioctl resumed>) = 0 [pid 5891] <... close resumed>) = 0 [pid 5891] close(4) = 0 [ 106.588595][ T5891] loop4: detected capacity change from 0 to 32768 [ 106.618128][ T5892] loop3: detected capacity change from 0 to 32768 [pid 5891] mkdir("./file1", 0777 [pid 5892] close(3 [pid 5891] <... mkdir resumed>) = 0 [pid 5890] <... munmap resumed>) = 0 [pid 5890] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5892] <... close resumed>) = 0 [pid 5891] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5889] <... mount resumed>) = 0 [pid 5888] <... openat resumed>) = 4 [pid 5892] close(4) = 0 [pid 5892] mkdir("./file1", 0777 [pid 5888] fallocate(-1, 0, 0, 1049072 [pid 5892] <... mkdir resumed>) = 0 [pid 5890] ioctl(4, LOOP_SET_FD, 3 [pid 5892] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5888] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5889] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5888] close(3 [pid 5889] <... openat resumed>) = 3 [pid 5888] <... close resumed>) = 0 [pid 5889] chdir("./file1" [pid 5888] close(4 [pid 5889] <... chdir resumed>) = 0 [pid 5888] <... close resumed>) = 0 [pid 5889] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5888] close(5) = 0 [pid 5888] close(6 [pid 5889] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... ioctl resumed>) = 0 [pid 5890] close(3) = 0 [pid 5890] close(4) = 0 [pid 5890] mkdir("./file1", 0777) = 0 [pid 5889] symlink("./bus", NULL [pid 5888] close(7 [pid 5890] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5889] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 106.637771][ T5889] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 106.663142][ T5890] loop2: detected capacity change from 0 to 32768 [ 106.675787][ T5891] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5889] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5888] close(8) = -1 EBADF (Bad file descriptor) [pid 5888] close(9) = -1 EBADF (Bad file descriptor) [pid 5888] close(10 [pid 5889] <... openat resumed>) = 4 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] close(11) = -1 EBADF (Bad file descriptor) [pid 5888] close(12 [pid 5889] fallocate(-1, 0, 0, 1049072 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] close(13 [pid 5889] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(3 [pid 5888] close(14 [pid 5889] <... close resumed>) = 0 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(4 [pid 5888] close(15 [pid 5889] <... close resumed>) = 0 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 106.713730][ T5892] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 106.746084][ T5891] JBD2: Ignoring recovery information on journal [pid 5889] close(5 [pid 5888] close(16 [pid 5889] <... close resumed>) = 0 [pid 5889] close(6 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(7 [pid 5888] close(17 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(8 [pid 5888] close(18 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 106.760421][ T5892] JBD2: Ignoring recovery information on journal [ 106.778728][ T5890] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5889] close(9 [pid 5888] close(19 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(10 [pid 5888] close(20 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(11 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(12 [pid 5888] close(21 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(13 [pid 5888] close(22 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] close(23 [pid 5889] close(14 [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] close(24) = -1 EBADF (Bad file descriptor) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(15 [pid 5888] close(25) = -1 EBADF (Bad file descriptor) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(16 [pid 5888] close(26) = -1 EBADF (Bad file descriptor) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(17 [pid 5888] close(27) = -1 EBADF (Bad file descriptor) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 106.863043][ T5890] JBD2: Ignoring recovery information on journal [ 106.885198][ T5891] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [pid 5891] <... mount resumed>) = 0 [pid 5890] <... mount resumed>) = 0 [pid 5889] close(18 [pid 5888] close(28 [pid 5891] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5890] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... openat resumed>) = 3 [pid 5890] <... openat resumed>) = 3 [pid 5889] close(19 [pid 5888] close(29 [pid 5891] chdir("./file1" [pid 5890] chdir("./file1" [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... chdir resumed>) = 0 [pid 5890] <... chdir resumed>) = 0 [pid 5889] close(20 [pid 5888] exit_group(0 [pid 5892] <... mount resumed>) = 0 [pid 5891] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5890] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5892] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5891] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5890] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5888] <... exit_group resumed>) = ? [pid 5892] <... openat resumed>) = 3 [pid 5891] symlink("./bus", NULL [pid 5890] symlink("./bus", NULL [pid 5892] chdir("./file1" [pid 5890] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5892] <... chdir resumed>) = 0 [pid 5890] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5892] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5891] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5892] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5891] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5890] <... openat resumed>) = 4 [pid 5889] close(21 [pid 5888] +++ exited with 0 +++ [pid 5892] symlink("./bus", NULL [pid 5890] fallocate(-1, 0, 0, 1049072 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=41 /* 0.41 s */} --- [pid 5892] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5890] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] close(22 [pid 5892] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5890] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... open resumed>) = 5 [pid 5889] close(23 [pid 5840] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5891] <... openat resumed>) = 4 [pid 5890] close(3 [pid 5889] close(24 [pid 5840] <... openat resumed>) = 3 [pid 5891] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = 0 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(3, "", [pid 5891] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5889] close(25) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5889] close(26 [pid 5840] getdents64(3, [pid 5891] <... open resumed>) = 5 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5891] close(3 [pid 5890] close(4 [pid 5889] close(27 [pid 5840] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... openat resumed>) = 4 [pid 5891] <... close resumed>) = 0 [pid 5890] <... close resumed>) = 0 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] fallocate(-1, 0, 0, 1049072 [ 106.920688][ T5892] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [ 106.929738][ T5890] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [pid 5891] close(4 [pid 5890] close(5 [pid 5892] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = 0 [pid 5890] <... close resumed>) = 0 [pid 5889] close(28 [pid 5891] close(5 [pid 5892] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5890] close(6 [pid 5891] <... close resumed>) = 0 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(6 [pid 5890] close(7 [pid 5889] close(29 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(7 [pid 5890] close(8 [pid 5889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(8 [pid 5890] close(9 [pid 5889] exit_group(0 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(9 [pid 5890] close(10 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(10 [pid 5890] close(11 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] <... open resumed>) = 5 [pid 5891] close(11 [pid 5890] close(12 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(12 [pid 5890] close(13 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(3 [pid 5891] close(13 [pid 5890] close(14 [pid 5889] <... exit_group resumed>) = ? [pid 5892] <... close resumed>) = 0 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(14 [pid 5890] close(15 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(15 [pid 5890] close(16 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(16 [pid 5890] close(17 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(17 [pid 5890] close(18 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(18 [pid 5890] close(19 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(19 [pid 5890] close(20 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] +++ exited with 0 +++ [pid 5891] close(20 [pid 5890] close(21 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(21 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(4 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(22 [pid 5890] close(22 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(23 [pid 5890] close(23 [pid 5892] <... close resumed>) = 0 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] close(24) = -1 EBADF (Bad file descriptor) [pid 5890] close(24 [pid 5892] close(5 [pid 5891] close(25 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] <... close resumed>) = 0 [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(25 [pid 5891] close(26 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(26 [pid 5891] close(27 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(27 [pid 5891] close(28 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5890] close(28 [pid 5891] close(29 [pid 5890] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5891] exit_group(0 [pid 5890] close(29) = -1 EBADF (Bad file descriptor) [pid 5890] exit_group(0 [pid 5891] <... exit_group resumed>) = ? [pid 5890] <... exit_group resumed>) = ? [pid 5892] close(6 [pid 5891] +++ exited with 0 +++ [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(7 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=39 /* 0.39 s */} --- [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5892] close(8) = -1 EBADF (Bad file descriptor) [pid 5892] close(9) = -1 EBADF (Bad file descriptor) [pid 5892] close(10 [pid 5838] <... restart_syscall resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(11 [pid 5890] +++ exited with 0 +++ [pid 5840] <... umount2 resumed>) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=36 /* 0.36 s */} --- [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 5840] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] close(12 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(AT_FDCWD, "./2/file1", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] close(13 [pid 5841] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5892] close(14 [pid 5843] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... openat resumed>) = 3 [pid 5840] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] newfstatat(3, "", [pid 5892] close(15 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(3, "", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] getdents64(3, [pid 5892] close(16 [pid 5840] openat(AT_FDCWD, "./2/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... openat resumed>) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... openat resumed>) = 4 [pid 5892] close(17 [pid 5843] newfstatat(3, "", [pid 5841] getdents64(3, [pid 5838] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5892] close(18 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] getdents64(3, [pid 5840] newfstatat(4, "", [pid 5892] close(19 [pid 5841] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5892] close(20 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(4, [pid 5892] close(21) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5892] close(22 [pid 5840] getdents64(4, [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5892] close(23) = -1 EBADF (Bad file descriptor) [pid 5892] close(24 [pid 5840] close(4 [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5892] close(25) = -1 EBADF (Bad file descriptor) [pid 5892] close(26) = -1 EBADF (Bad file descriptor) [pid 5840] <... close resumed>) = 0 [pid 5892] close(27 [pid 5840] rmdir("./2/file1" [pid 5892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... rmdir resumed>) = 0 [pid 5892] close(28) = -1 EBADF (Bad file descriptor) [pid 5840] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] close(29) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./2/binderfs") = 0 [pid 5892] exit_group(0 [pid 5840] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] <... exit_group resumed>) = ? [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 106.991498][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5840] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 5892] +++ exited with 0 +++ [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=35 /* 0.35 s */} --- [pid 5840] unlink("./2/cgroup.net") = 0 [pid 5842] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] unlink("./2/cgroup.cpu" [pid 5842] newfstatat(3, "", [pid 5840] <... unlink resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./2/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./2") = 0 [pid 5840] mkdir("./3", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5842] getdents64(3, [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] <... ioctl resumed>) = 0 [pid 5842] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = 0 [pid 5840] close(3 [pid 5838] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./2/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./2/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5838] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4) = 0 [pid 5838] rmdir("./2/file1") = 0 [pid 5838] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./2/binderfs") = 0 [pid 5838] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 107.054702][ T5838] ocfs2: Unmounting device (7,0) on (node local) [ 107.069773][ T5841] ocfs2: Unmounting device (7,2) on (node local) [ 107.082688][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5838] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./2/cgroup.net") = 0 [pid 5838] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./2/cgroup.cpu") = 0 [pid 5841] <... umount2 resumed>) = 0 [pid 5838] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5838] unlink("./2/cgroup") = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./2") = 0 [pid 5838] mkdir("./3", 0777) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5838] ioctl(3, LOOP_CLR_FD) = 0 [pid 5838] close(3 [pid 5843] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./2/file1", [pid 5841] newfstatat(AT_FDCWD, "./2/file1", [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./2/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] openat(AT_FDCWD, "./2/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] <... openat resumed>) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 5843] newfstatat(4, "", [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] getdents64(4, [pid 5841] close(4 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./2/file1" [ 107.153461][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5843] getdents64(4, [pid 5841] <... rmdir resumed>) = 0 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5841] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] close(4 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... close resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5843] rmdir("./2/file1" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5841] unlink("./2/binderfs" [pid 5843] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] <... unlink resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5841] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] unlink("./2/binderfs" [pid 5841] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5841] unlink("./2/cgroup.net") = 0 [pid 5843] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 5841] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./2/cgroup.cpu") = 0 [pid 5843] unlink("./2/cgroup.net" [pid 5842] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... unlink resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./2/file1", [pid 5841] newfstatat(AT_FDCWD, "./2/cgroup", [pid 5843] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 5842] umount2("./2/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] unlink("./2/cgroup" [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./2/cgroup.cpu" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... unlink resumed>) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./2/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] <... openat resumed>) = 4 [pid 5841] close(3) = 0 [pid 5841] rmdir("./2" [pid 5843] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] newfstatat(4, "", [pid 5841] <... rmdir resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] mkdir("./3", 0777 [pid 5843] newfstatat(AT_FDCWD, "./2/cgroup", [pid 5842] getdents64(4, [pid 5841] <... mkdir resumed>) = 0 [pid 5842] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] unlink("./2/cgroup" [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5842] close(4) = 0 [pid 5842] rmdir("./2/file1" [pid 5841] <... openat resumed>) = 3 [pid 5842] <... rmdir resumed>) = 0 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] close(3 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... unlink resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./2") = 0 [pid 5843] mkdir("./3", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5842] unlink("./2/binderfs") = 0 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5842] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./2/cgroup.net") = 0 [pid 5842] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./2/cgroup.cpu") = 0 [pid 5842] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./2/cgroup") = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./2") = 0 [pid 5842] mkdir("./3", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5840] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5903 attached [pid 5903] set_robust_list(0x555568916660, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 5 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5903] chdir("./3") = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 executing program [pid 5903] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5903] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 5903] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 [pid 5903] close(3) = 0 [pid 5903] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5903] write(1, "executing program\n", 18) = 18 [pid 5903] memfd_create("syzkaller", 0) = 3 [pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5838] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555568916650) = 5 ./strace-static-x86_64: Process 5904 attached [pid 5904] set_robust_list(0x555568916660, 24) = 0 [pid 5841] <... close resumed>) = 0 [pid 5904] chdir("./3" [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5904] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5905 attached [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 5 [pid 5905] set_robust_list(0x555568916660, 24 [pid 5904] setpgid(0, 0 [pid 5905] <... set_robust_list resumed>) = 0 [pid 5904] <... setpgid resumed>) = 0 [pid 5905] chdir("./3" [pid 5904] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5905] <... chdir resumed>) = 0 [pid 5904] <... symlink resumed>) = 0 [pid 5904] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5904] <... symlink resumed>) = 0 [pid 5905] <... prctl resumed>) = 0 [pid 5904] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5905] setpgid(0, 0) = 0 [pid 5905] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5904] <... symlink resumed>) = 0 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] <... symlink resumed>) = 0 [pid 5904] <... openat resumed>) = 3 [pid 5904] write(3, "1000", 4) = 4 [pid 5904] close(3 [pid 5905] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 5904] <... close resumed>) = 0 [pid 5905] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5904] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5905] <... symlink resumed>) = 0 [pid 5904] write(1, "executing program\n", 18) = 18 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5904] memfd_create("syzkaller", 0 [pid 5905] <... openat resumed>) = 3 [pid 5905] write(3, "1000", 4 [pid 5904] <... memfd_create resumed>) = 3 [pid 5842] <... close resumed>) = 0 [pid 5904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5905] <... write resumed>) = 4 [pid 5905] close(3 [pid 5904] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5905] <... close resumed>) = 0 [pid 5905] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5905] write(1, "executing program\n", 18) = 18 [pid 5905] memfd_create("syzkaller", 0./strace-static-x86_64: Process 5906 attached ) = 3 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 5 [pid 5905] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5906] set_robust_list(0x555568916660, 24) = 0 [pid 5843] <... close resumed>) = 0 [pid 5906] chdir("./3" [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5906] <... chdir resumed>) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] setpgid(0, 0) = 0 [pid 5906] symlink("/syzcgroup/unified/syz3", "./cgroup"./strace-static-x86_64: Process 5907 attached [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 5 [pid 5906] <... symlink resumed>) = 0 [pid 5907] set_robust_list(0x555568916660, 24) = 0 [pid 5906] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 5906] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 5907] chdir("./3" [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5907] <... chdir resumed>) = 0 [pid 5906] <... openat resumed>) = 3 [pid 5906] write(3, "1000", 4) = 4 [pid 5906] close(3) = 0 [pid 5906] symlink("/dev/binderfs", "./binderfs" [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] <... symlink resumed>) = 0 [pid 5907] setpgid(0, 0 [pid 5906] write(1, "executing program\n", 18 [pid 5907] <... setpgid resumed>) = 0 [pid 5907] symlink("/syzcgroup/unified/syz4", "./cgroup"executing program [pid 5906] <... write resumed>) = 18 [pid 5907] <... symlink resumed>) = 0 [pid 5906] memfd_create("syzkaller", 0 [pid 5907] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 5906] <... memfd_create resumed>) = 3 [pid 5907] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5907] <... symlink resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5907] write(3, "1000", 4) = 4 [pid 5907] close(3) = 0 [pid 5907] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5907] write(1, "executing program\n", 18) = 18 [pid 5907] memfd_create("syzkaller", 0) = 3 [pid 5907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5903] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5904] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5905] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5907] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5906] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5903] <... write resumed>) = 16777216 [pid 5903] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5903] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5904] <... write resumed>) = 16777216 [pid 5903] <... openat resumed>) = 4 [pid 5904] munmap(0x7fe2ecc00000, 138412032 [pid 5903] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5903] close(3) = 0 [pid 5904] <... munmap resumed>) = 0 [pid 5903] close(4) = 0 [pid 5903] mkdir("./file1", 0777 [pid 5904] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5903] <... mkdir resumed>) = 0 [pid 5904] <... openat resumed>) = 4 [pid 5903] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [ 108.921728][ T5903] loop1: detected capacity change from 0 to 32768 [pid 5904] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5904] close(3) = 0 [pid 5904] close(4) = 0 [ 108.962738][ T5904] loop0: detected capacity change from 0 to 32768 [pid 5904] mkdir("./file1", 0777) = 0 [pid 5905] <... write resumed>) = 16777216 [pid 5905] munmap(0x7fe2ecc00000, 138412032 [pid 5904] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5907] <... write resumed>) = 16777216 [ 109.034036][ T5903] JBD2: Ignoring recovery information on journal [pid 5907] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5906] <... write resumed>) = 16777216 [pid 5905] <... munmap resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5906] munmap(0x7fe2ecc00000, 138412032 [pid 5905] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5905] ioctl(4, LOOP_SET_FD, 3 [pid 5907] <... openat resumed>) = 4 [pid 5907] ioctl(4, LOOP_SET_FD, 3 [pid 5906] <... munmap resumed>) = 0 [pid 5907] <... ioctl resumed>) = 0 [pid 5905] <... ioctl resumed>) = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 109.105460][ T5904] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 109.125125][ T5905] loop2: detected capacity change from 0 to 32768 [ 109.135642][ T5907] loop4: detected capacity change from 0 to 32768 [pid 5906] ioctl(4, LOOP_SET_FD, 3 [pid 5907] close(3) = 0 [pid 5907] close(4 [pid 5906] <... ioctl resumed>) = 0 [pid 5905] close(3 [pid 5903] <... mount resumed>) = 0 [pid 5905] <... close resumed>) = 0 [pid 5905] close(4 [pid 5907] <... close resumed>) = 0 [pid 5906] close(3 [pid 5905] <... close resumed>) = 0 [pid 5905] mkdir("./file1", 0777) = 0 [pid 5905] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5907] mkdir("./file1", 0777 [pid 5906] <... close resumed>) = 0 [pid 5903] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5906] close(4 [pid 5903] <... openat resumed>) = 3 [pid 5906] <... close resumed>) = 0 [pid 5907] <... mkdir resumed>) = 0 [pid 5906] mkdir("./file1", 0777 [pid 5903] chdir("./file1" [pid 5907] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5906] <... mkdir resumed>) = 0 [pid 5903] <... chdir resumed>) = 0 [pid 5906] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5903] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5903] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5903] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5903] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5903] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5903] close(3) = 0 [pid 5903] close(4) = 0 [pid 5903] close(5) = 0 [ 109.170418][ T5903] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [ 109.172131][ T5906] loop3: detected capacity change from 0 to 32768 [ 109.191642][ T5904] JBD2: Ignoring recovery information on journal [pid 5903] close(6) = -1 EBADF (Bad file descriptor) [pid 5903] close(7) = -1 EBADF (Bad file descriptor) [pid 5903] close(8) = -1 EBADF (Bad file descriptor) [pid 5903] close(9) = -1 EBADF (Bad file descriptor) [pid 5903] close(10) = -1 EBADF (Bad file descriptor) [pid 5903] close(11) = -1 EBADF (Bad file descriptor) [ 109.229710][ T5905] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5903] close(12) = -1 EBADF (Bad file descriptor) [pid 5903] close(13) = -1 EBADF (Bad file descriptor) [pid 5903] close(14) = -1 EBADF (Bad file descriptor) [pid 5903] close(15) = -1 EBADF (Bad file descriptor) [pid 5903] close(16) = -1 EBADF (Bad file descriptor) [pid 5903] close(17) = -1 EBADF (Bad file descriptor) [pid 5903] close(18) = -1 EBADF (Bad file descriptor) [pid 5903] close(19) = -1 EBADF (Bad file descriptor) [pid 5903] close(20) = -1 EBADF (Bad file descriptor) [pid 5903] close(21) = -1 EBADF (Bad file descriptor) [pid 5903] close(22) = -1 EBADF (Bad file descriptor) [pid 5903] close(23) = -1 EBADF (Bad file descriptor) [pid 5903] close(24) = -1 EBADF (Bad file descriptor) [pid 5903] close(25) = -1 EBADF (Bad file descriptor) [pid 5903] close(26) = -1 EBADF (Bad file descriptor) [pid 5903] close(27) = -1 EBADF (Bad file descriptor) [pid 5903] close(28) = -1 EBADF (Bad file descriptor) [pid 5903] close(29) = -1 EBADF (Bad file descriptor) [pid 5903] exit_group(0) = ? [ 109.270733][ T5906] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 109.301187][ T5907] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5903] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=38 /* 0.38 s */} --- [pid 5840] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 109.329904][ T5906] JBD2: Ignoring recovery information on journal [ 109.349294][ T5905] JBD2: Ignoring recovery information on journal [pid 5840] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5904] <... mount resumed>) = 0 [ 109.385857][ T5904] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 109.416354][ T5907] JBD2: Ignoring recovery information on journal [ 109.425074][ T5906] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 5904] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5904] chdir("./file1") = 0 [pid 5904] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5904] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5904] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5906] <... mount resumed>) = 0 [pid 5906] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5904] fallocate(-1, 0, 0, 1049072 [pid 5906] <... openat resumed>) = 3 [pid 5904] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] chdir("./file1" [pid 5904] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5906] <... chdir resumed>) = 0 [pid 5904] <... open resumed>) = 5 [pid 5906] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5904] close(3 [pid 5906] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5904] <... close resumed>) = 0 [pid 5906] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5904] close(4) = 0 [pid 5904] close(5) = 0 [pid 5904] close(6) = -1 EBADF (Bad file descriptor) [pid 5904] close(7) = -1 EBADF (Bad file descriptor) [pid 5904] close(8) = -1 EBADF (Bad file descriptor) [pid 5904] close(9) = -1 EBADF (Bad file descriptor) [pid 5904] close(10) = -1 EBADF (Bad file descriptor) [pid 5904] close(11) = -1 EBADF (Bad file descriptor) [pid 5904] close(12) = -1 EBADF (Bad file descriptor) [pid 5904] close(13) = -1 EBADF (Bad file descriptor) [pid 5904] close(14) = -1 EBADF (Bad file descriptor) [pid 5904] close(15) = -1 EBADF (Bad file descriptor) [pid 5904] close(16) = -1 EBADF (Bad file descriptor) [pid 5904] close(17) = -1 EBADF (Bad file descriptor) [pid 5904] close(18) = -1 EBADF (Bad file descriptor) [pid 5904] close(19 [pid 5906] <... openat resumed>) = 4 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5906] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5906] close(3) = 0 [pid 5904] close(20) = -1 EBADF (Bad file descriptor) [pid 5904] close(21 [pid 5905] <... mount resumed>) = 0 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] close(22 [pid 5906] close(4 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = 0 [pid 5904] close(23 [pid 5906] close(5 [pid 5905] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = 0 [pid 5905] <... openat resumed>) = 3 [pid 5904] close(24 [pid 5906] close(6) = -1 EBADF (Bad file descriptor) [pid 5906] close(7 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] chdir("./file1" [pid 5904] close(25 [pid 5906] close(8 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... chdir resumed>) = 0 [pid 5904] close(26 [pid 5906] close(9 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] close(27 [pid 5905] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5906] close(10 [pid 5905] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] close(28 [pid 5906] close(11 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] close(29 [pid 5906] close(12 [pid 5904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] exit_group(0 [pid 5906] close(13 [pid 5904] <... exit_group resumed>) = ? [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] +++ exited with 0 +++ [pid 5905] symlink("./bus", NULL [pid 5906] close(14) = -1 EBADF (Bad file descriptor) [pid 5906] close(15) = -1 EBADF (Bad file descriptor) [pid 5906] close(16 [pid 5905] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=38 /* 0.38 s */} --- [pid 5906] close(17 [pid 5905] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] close(18) = -1 EBADF (Bad file descriptor) [pid 5906] close(19) = -1 EBADF (Bad file descriptor) [pid 5906] close(20) = -1 EBADF (Bad file descriptor) [pid 5838] <... restart_syscall resumed>) = 0 [pid 5906] close(21) = -1 EBADF (Bad file descriptor) [ 109.487140][ T5905] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 109.506854][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5906] close(22) = -1 EBADF (Bad file descriptor) [pid 5906] close(23) = -1 EBADF (Bad file descriptor) [pid 5838] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5906] close(24) = -1 EBADF (Bad file descriptor) [pid 5906] close(25 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] close(26 [pid 5838] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5906] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] close(27) = -1 EBADF (Bad file descriptor) [pid 5838] <... openat resumed>) = 3 [pid 5906] close(28) = -1 EBADF (Bad file descriptor) [pid 5838] newfstatat(3, "", [pid 5906] close(29) = -1 EBADF (Bad file descriptor) [pid 5906] exit_group(0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5906] <... exit_group resumed>) = ? [pid 5906] +++ exited with 0 +++ [pid 5838] getdents64(3, [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5838] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... openat resumed>) = 4 [pid 5905] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5905] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5842] <... restart_syscall resumed>) = 0 [pid 5905] <... open resumed>) = 5 [pid 5905] close(3) = 0 [pid 5905] close(4) = 0 [pid 5905] close(5 [pid 5842] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] <... close resumed>) = 0 [pid 5905] close(6 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5905] close(7) = -1 EBADF (Bad file descriptor) [pid 5842] <... openat resumed>) = 3 [pid 5905] close(8 [pid 5840] <... umount2 resumed>) = 0 [pid 5907] <... mount resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(3, "", [pid 5905] close(9) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5905] close(10) = -1 EBADF (Bad file descriptor) [pid 5842] getdents64(3, [pid 5905] close(11 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] close(12) = -1 EBADF (Bad file descriptor) [pid 5840] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5905] close(13 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] <... openat resumed>) = 3 [pid 5905] close(14 [pid 5840] newfstatat(AT_FDCWD, "./3/file1", [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] chdir("./file1" [pid 5905] close(15 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5907] <... chdir resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5905] close(16 [pid 5907] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] close(17 [pid 5907] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] openat(AT_FDCWD, "./3/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5905] close(18 [pid 5840] <... openat resumed>) = 4 [pid 5840] newfstatat(4, "", [pid 5907] symlink("./bus", NULL [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5907] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] getdents64(4, [pid 5907] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5905] close(19 [pid 5840] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] getdents64(4, [ 109.590245][ T5907] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 109.615103][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5905] close(20 [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] close(4 [pid 5905] close(21 [pid 5840] <... close resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] rmdir("./3/file1" [pid 5905] close(22 [pid 5840] <... rmdir resumed>) = 0 [pid 5840] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./3/binderfs") = 0 [pid 5840] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./3/cgroup.net" [pid 5907] <... openat resumed>) = 4 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... umount2 resumed>) = 0 [pid 5905] close(23) = -1 EBADF (Bad file descriptor) [pid 5905] close(24) = -1 EBADF (Bad file descriptor) [pid 5907] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5907] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5905] close(25 [pid 5840] <... unlink resumed>) = 0 [pid 5838] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] close(3 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = 0 [pid 5840] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] close(26 [pid 5842] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... close resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./3/file1", [pid 5907] close(4 [pid 5905] close(27 [pid 5842] newfstatat(AT_FDCWD, "./3/file1", [pid 5840] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5907] <... close resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] close(5 [pid 5905] close(28 [pid 5842] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] unlink("./3/cgroup.cpu" [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5907] <... close resumed>) = 0 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5905] close(29 [pid 5842] openat(AT_FDCWD, "./3/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5907] close(6 [pid 5905] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... openat resumed>) = 4 [pid 5840] <... unlink resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./3/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(4, "", [pid 5840] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] close(7 [pid 5905] exit_group(0 [pid 5838] <... openat resumed>) = 4 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] <... exit_group resumed>) = ? [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(4, "", [pid 5907] close(8 [pid 5842] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./3/file1" [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] +++ exited with 0 +++ [pid 5842] <... rmdir resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5907] close(9 [pid 5842] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] getdents64(4, [ 109.645936][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5907] close(10 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=47 /* 0.47 s */} --- [pid 5840] unlink("./3/cgroup" [pid 5838] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5907] close(11 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... unlink resumed>) = 0 [pid 5838] getdents64(4, [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./3/binderfs" [pid 5840] getdents64(3, [pid 5838] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5907] close(12 [pid 5842] <... unlink resumed>) = 0 [pid 5838] close(4 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] <... close resumed>) = 0 [pid 5907] close(13 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] close(3 [pid 5838] rmdir("./3/file1" [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 5840] <... close resumed>) = 0 [pid 5907] close(14 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] rmdir("./3" [pid 5838] <... rmdir resumed>) = 0 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./3/cgroup.net" [pid 5840] <... rmdir resumed>) = 0 [pid 5907] close(15 [pid 5842] <... unlink resumed>) = 0 [pid 5840] mkdir("./4", 0777 [pid 5838] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] close(16 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... mkdir resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5838] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5907] close(17 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./3/cgroup.cpu" [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5838] unlink("./3/binderfs" [pid 5907] close(18 [pid 5842] <... unlink resumed>) = 0 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... ioctl resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5907] close(19 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5841] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] close(3 [pid 5838] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] close(20 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./3/cgroup" [pid 5841] newfstatat(3, "", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5907] close(21) = -1 EBADF (Bad file descriptor) [pid 5842] <... unlink resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 5907] close(22 [pid 5842] getdents64(3, [pid 5841] getdents64(3, [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] close(3 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5907] close(23 [pid 5842] <... close resumed>) = 0 [pid 5838] unlink("./3/cgroup.net" [pid 5841] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] rmdir("./3") = 0 [pid 5907] close(24 [pid 5842] mkdir("./4", 0777 [pid 5838] <... unlink resumed>) = 0 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] close(25 [pid 5842] <... mkdir resumed>) = 0 [pid 5838] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5907] close(26 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... openat resumed>) = 3 [pid 5838] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 5907] close(27 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... ioctl resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5907] close(28 [pid 5842] close(3 [pid 5907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5907] close(29) = -1 EBADF (Bad file descriptor) [pid 5907] exit_group(0) = ? [pid 5907] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=41 /* 0.41 s */} --- [pid 5838] unlink("./3/cgroup.cpu" [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5838] <... unlink resumed>) = 0 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5838] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5843] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] unlink("./3/cgroup" [pid 5843] <... openat resumed>) = 3 [pid 5843] newfstatat(3, "", [pid 5838] <... unlink resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5843] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] close(3 [pid 5841] <... umount2 resumed>) = 0 [pid 5838] <... close resumed>) = 0 [ 109.774250][ T5841] ocfs2: Unmounting device (7,2) on (node local) [pid 5841] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] rmdir("./3" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... rmdir resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./3/file1", [pid 5838] mkdir("./4", 0777 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5841] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "./3/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] ioctl(3, LOOP_CLR_FD) = 0 [pid 5838] close(3 [pid 5841] <... openat resumed>) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./3/file1") = 0 [pid 5841] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./3/binderfs") = 0 [pid 5841] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 109.866658][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5841] unlink("./3/cgroup.net") = 0 [pid 5841] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5841] unlink("./3/cgroup.cpu") = 0 [pid 5841] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./3/cgroup") = 0 [pid 5841] getdents64(3, [pid 5843] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] close(3 [pid 5843] newfstatat(AT_FDCWD, "./3/file1", [pid 5841] <... close resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] rmdir("./3" [pid 5843] umount2("./3/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... rmdir resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] mkdir("./4", 0777) = 0 [pid 5843] openat(AT_FDCWD, "./3/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] getdents64(4, [pid 5841] <... openat resumed>) = 3 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5843] getdents64(4, [pid 5841] <... ioctl resumed>) = 0 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 5843] close(4) = 0 [pid 5843] rmdir("./3/file1") = 0 [pid 5843] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./3/binderfs") = 0 [pid 5843] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./3/cgroup.net") = 0 [pid 5843] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./3/cgroup.cpu") = 0 [pid 5843] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./3/cgroup") = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./3") = 0 [pid 5843] mkdir("./4", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5840] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5918 attached ./strace-static-x86_64: Process 5919 attached [pid 5918] set_robust_list(0x555568916660, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 6 [pid 5919] set_robust_list(0x555568916660, 24 [pid 5918] <... set_robust_list resumed>) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 6 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5918] chdir("./4" [pid 5919] chdir("./4" [pid 5918] <... chdir resumed>) = 0 [pid 5919] <... chdir resumed>) = 0 [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5918] <... prctl resumed>) = 0 [pid 5919] setpgid(0, 0 [pid 5918] setpgid(0, 0 [pid 5919] <... setpgid resumed>) = 0 [pid 5918] <... setpgid resumed>) = 0 [pid 5918] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5919] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 5838] <... close resumed>) = 0 [pid 5919] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5918] <... symlink resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5919] <... symlink resumed>) = 0 [pid 5918] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 5918] symlink("/syzcgroup/net/syz1", "./cgroup.net"./strace-static-x86_64: Process 5920 attached [pid 5919] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5918] <... symlink resumed>) = 0 [pid 5920] set_robust_list(0x555568916660, 24 [pid 5919] <... symlink resumed>) = 0 [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 6 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5920] chdir("./4" [pid 5918] <... openat resumed>) = 3 [pid 5919] <... openat resumed>) = 3 [pid 5918] write(3, "1000", 4 [pid 5919] write(3, "1000", 4 [pid 5918] <... write resumed>) = 4 [pid 5920] <... chdir resumed>) = 0 [pid 5919] <... write resumed>) = 4 [pid 5918] close(3 [pid 5843] <... close resumed>) = 0 [pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] close(3 [pid 5918] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5921 attached [pid 5920] <... prctl resumed>) = 0 [pid 5919] <... close resumed>) = 0 [pid 5918] symlink("/dev/binderfs", "./binderfs" [pid 5921] set_robust_list(0x555568916660, 24 [pid 5919] symlink("/dev/binderfs", "./binderfs" [pid 5921] <... set_robust_list resumed>) = 0 [pid 5919] <... symlink resumed>) = 0 [pid 5921] chdir("./4" [pid 5919] write(1, "executing program\n", 18 [pid 5921] <... chdir resumed>) = 0 [pid 5920] setpgid(0, 0executing program [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] <... write resumed>) = 18 [pid 5920] <... setpgid resumed>) = 0 [pid 5918] <... symlink resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 6 [pid 5841] <... close resumed>) = 0 [pid 5921] <... prctl resumed>) = 0 [pid 5920] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5919] memfd_create("syzkaller", 0 [pid 5918] write(1, "executing program\n", 18 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5921] setpgid(0, 0 [pid 5918] <... write resumed>) = 18 [pid 5920] <... symlink resumed>) = 0 [pid 5920] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5921] <... setpgid resumed>) = 0 [pid 5918] memfd_create("syzkaller", 0./strace-static-x86_64: Process 5922 attached [pid 5919] <... memfd_create resumed>) = 3 [pid 5922] set_robust_list(0x555568916660, 24) = 0 [pid 5922] chdir("./4" [pid 5921] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5919] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5918] <... memfd_create resumed>) = 3 [pid 5919] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5918] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5921] <... symlink resumed>) = 0 [pid 5922] <... chdir resumed>) = 0 [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5921] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5920] <... symlink resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 6 [pid 5921] <... symlink resumed>) = 0 [pid 5920] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5922] setpgid(0, 0 [pid 5921] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5920] <... symlink resumed>) = 0 [pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5922] <... setpgid resumed>) = 0 [pid 5921] <... symlink resumed>) = 0 [pid 5920] <... openat resumed>) = 3 [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5920] write(3, "1000", 4) = 4 [pid 5920] close(3 [pid 5922] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5920] <... close resumed>) = 0 [pid 5920] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5920] write(1, "executing program\n", 18 [pid 5921] <... openat resumed>) = 3 [pid 5920] <... write resumed>) = 18 [pid 5922] <... symlink resumed>) = 0 [pid 5921] write(3, "1000", 4 [pid 5920] memfd_create("syzkaller", 0 [pid 5922] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5921] <... write resumed>) = 4 [pid 5921] close(3 [pid 5920] <... memfd_create resumed>) = 3 [pid 5921] <... close resumed>) = 0 [pid 5920] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5922] <... symlink resumed>) = 0 [pid 5921] symlink("/dev/binderfs", "./binderfs" [pid 5922] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5921] <... symlink resumed>) = 0 executing program [pid 5921] write(1, "executing program\n", 18 [pid 5922] <... symlink resumed>) = 0 [pid 5921] <... write resumed>) = 18 [pid 5921] memfd_create("syzkaller", 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5921] <... memfd_create resumed>) = 3 [pid 5921] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5922] write(3, "1000", 4) = 4 [pid 5921] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5922] close(3) = 0 [pid 5922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5922] write(1, "executing program\n", 18executing program ) = 18 [pid 5922] memfd_create("syzkaller", 0) = 3 [pid 5922] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5918] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5919] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5920] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5921] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5922] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5918] <... write resumed>) = 16777216 [pid 5918] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5918] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5918] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5918] close(3) = 0 [pid 5918] close(4) = 0 [pid 5918] mkdir("./file1", 0777) = 0 [ 111.315853][ T5918] loop1: detected capacity change from 0 to 32768 [ 111.380262][ T5918] JBD2: Ignoring recovery information on journal [pid 5918] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5921] <... write resumed>) = 16777216 [pid 5921] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5919] <... write resumed>) = 16777216 [pid 5919] munmap(0x7fe2ecc00000, 138412032 [pid 5921] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5921] ioctl(4, LOOP_SET_FD, 3 [pid 5922] <... write resumed>) = 16777216 [pid 5921] <... ioctl resumed>) = 0 [pid 5919] <... munmap resumed>) = 0 [pid 5921] close(3) = 0 [pid 5919] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5922] munmap(0x7fe2ecc00000, 138412032 [pid 5921] close(4) = 0 [pid 5919] <... openat resumed>) = 4 [pid 5921] mkdir("./file1", 0777 [ 111.493042][ T5921] loop4: detected capacity change from 0 to 32768 [pid 5919] ioctl(4, LOOP_SET_FD, 3 [pid 5922] <... munmap resumed>) = 0 [pid 5921] <... mkdir resumed>) = 0 [pid 5920] <... write resumed>) = 16777216 [pid 5919] <... ioctl resumed>) = 0 [pid 5922] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5921] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5920] munmap(0x7fe2ecc00000, 138412032 [pid 5919] close(3) = 0 [pid 5919] close(4) = 0 [pid 5922] <... openat resumed>) = 4 [ 111.540002][ T5919] loop3: detected capacity change from 0 to 32768 [ 111.565988][ T5918] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 5919] mkdir("./file1", 0777 [pid 5918] <... mount resumed>) = 0 [pid 5922] ioctl(4, LOOP_SET_FD, 3 [pid 5920] <... munmap resumed>) = 0 [pid 5919] <... mkdir resumed>) = 0 [pid 5918] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5918] chdir("./file1") = 0 [pid 5918] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5918] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5918] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5918] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5918] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5920] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5919] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5920] <... openat resumed>) = 4 [pid 5918] close(3) = 0 [pid 5918] close(4) = 0 [ 111.600025][ T5921] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 111.612737][ T5922] loop2: detected capacity change from 0 to 32768 [pid 5918] close(5 [pid 5922] <... ioctl resumed>) = 0 [pid 5920] ioctl(4, LOOP_SET_FD, 3 [pid 5918] <... close resumed>) = 0 [pid 5922] close(3) = 0 [pid 5920] <... ioctl resumed>) = 0 [pid 5918] close(6 [pid 5922] close(4 [pid 5920] close(3 [pid 5918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... close resumed>) = 0 [pid 5918] close(7 [pid 5922] mkdir("./file1", 0777 [pid 5918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... mkdir resumed>) = 0 [pid 5920] <... close resumed>) = 0 [pid 5918] close(8 [pid 5920] close(4 [pid 5922] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5920] <... close resumed>) = 0 [pid 5918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] mkdir("./file1", 0777) = 0 [pid 5918] close(9 [pid 5920] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5918] close(10) = -1 EBADF (Bad file descriptor) [pid 5918] close(11) = -1 EBADF (Bad file descriptor) [pid 5918] close(12) = -1 EBADF (Bad file descriptor) [pid 5918] close(13) = -1 EBADF (Bad file descriptor) [pid 5918] close(14) = -1 EBADF (Bad file descriptor) [pid 5918] close(15) = -1 EBADF (Bad file descriptor) [pid 5918] close(16) = -1 EBADF (Bad file descriptor) [pid 5918] close(17) = -1 EBADF (Bad file descriptor) [pid 5918] close(18) = -1 EBADF (Bad file descriptor) [pid 5918] close(19) = -1 EBADF (Bad file descriptor) [pid 5918] close(20) = -1 EBADF (Bad file descriptor) [pid 5918] close(21) = -1 EBADF (Bad file descriptor) [pid 5918] close(22) = -1 EBADF (Bad file descriptor) [pid 5918] close(23) = -1 EBADF (Bad file descriptor) [pid 5918] close(24) = -1 EBADF (Bad file descriptor) [pid 5918] close(25) = -1 EBADF (Bad file descriptor) [pid 5918] close(26) = -1 EBADF (Bad file descriptor) [pid 5918] close(27) = -1 EBADF (Bad file descriptor) [pid 5918] close(28) = -1 EBADF (Bad file descriptor) [pid 5918] close(29) = -1 EBADF (Bad file descriptor) [ 111.650408][ T5920] loop0: detected capacity change from 0 to 32768 [ 111.672924][ T5921] JBD2: Ignoring recovery information on journal [ 111.680872][ T5919] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5918] exit_group(0) = ? [pid 5918] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=33 /* 0.33 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5840] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 111.740803][ T5922] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 111.786673][ T5920] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 111.806488][ T5919] JBD2: Ignoring recovery information on journal [ 111.814879][ T5921] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [pid 5840] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5921] <... mount resumed>) = 0 [pid 5921] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5921] chdir("./file1") = 0 [ 111.857295][ T5922] JBD2: Ignoring recovery information on journal [ 111.865477][ T5920] JBD2: Ignoring recovery information on journal [ 111.885109][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5921] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5919] <... mount resumed>) = 0 [pid 5921] symlink("./bus", NULL [pid 5919] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5919] chdir("./file1") = 0 [pid 5919] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5921] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5919] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5919] symlink("./bus", NULL [pid 5921] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5919] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5919] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5840] <... umount2 resumed>) = 0 [pid 5921] <... openat resumed>) = 4 [pid 5919] <... openat resumed>) = 4 [pid 5921] fallocate(-1, 0, 0, 1049072 [pid 5840] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [ 111.938738][ T5919] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 5919] fallocate(-1, 0, 0, 1049072 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5921] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] <... mount resumed>) = 0 [pid 5919] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5919] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5922] <... mount resumed>) = 0 [pid 5920] <... openat resumed>) = 3 [pid 5919] <... open resumed>) = 5 [pid 5922] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5920] chdir("./file1") = 0 [pid 5921] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5920] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5922] <... openat resumed>) = 3 [pid 5922] chdir("./file1" [pid 5920] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5919] close(3 [pid 5840] newfstatat(AT_FDCWD, "./4/file1", [pid 5922] <... chdir resumed>) = 0 [pid 5921] <... open resumed>) = 5 [pid 5920] symlink("./bus", NULL [pid 5919] <... close resumed>) = 0 [pid 5922] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5921] close(3 [pid 5920] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5919] close(4 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5922] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5921] <... close resumed>) = 0 [pid 5922] symlink("./bus", NULL [pid 5921] close(4 [pid 5920] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5921] <... close resumed>) = 0 [pid 5919] <... close resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./4/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5922] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5921] close(5 [pid 5919] close(5 [pid 5921] <... close resumed>) = 0 [pid 5840] <... openat resumed>) = 4 [pid 5921] close(6 [pid 5919] <... close resumed>) = 0 [pid 5840] newfstatat(4, "", [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(7 [pid 5919] close(6 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5922] <... openat resumed>) = 4 [ 111.990148][ T5920] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 111.991079][ T5922] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] getdents64(4, [pid 5922] fallocate(-1, 0, 0, 1049072 [pid 5921] close(8 [pid 5920] <... openat resumed>) = 4 [pid 5919] close(7 [pid 5840] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5922] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] fallocate(-1, 0, 0, 1049072 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5921] close(9 [pid 5920] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(8 [pid 5840] getdents64(4, [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5922] <... open resumed>) = 5 [pid 5921] close(10 [pid 5920] <... open resumed>) = 5 [pid 5919] close(9 [pid 5840] close(4 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... close resumed>) = 0 [pid 5921] close(11 [pid 5840] rmdir("./4/file1" [pid 5922] close(3 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... close resumed>) = 0 [pid 5921] close(12 [pid 5919] close(10 [pid 5840] <... rmdir resumed>) = 0 [pid 5922] close(4 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5919] close(11 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] <... close resumed>) = 0 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5922] close(5 [pid 5919] close(12 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(3 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(13 [pid 5920] <... close resumed>) = 0 [pid 5919] close(13 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... close resumed>) = 0 [pid 5920] close(4 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(14 [pid 5840] unlink("./4/binderfs" [pid 5922] close(6 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] <... close resumed>) = 0 [pid 5919] close(14 [pid 5921] close(15 [pid 5840] <... unlink resumed>) = 0 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(5 [pid 5921] close(16 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(17 [pid 5922] close(7 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] <... close resumed>) = 0 [pid 5919] close(15 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(18 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5922] close(8 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(6 [pid 5919] close(16 [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(19 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5922] close(9 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(7 [pid 5919] close(17 [pid 5840] unlink("./4/cgroup.net" [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(20 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] close(10 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(8 [pid 5919] close(18 [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... unlink resumed>) = 0 [pid 5922] close(11 [pid 5921] close(21 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(9 [pid 5919] close(19 [pid 5840] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5922] close(12 [pid 5921] close(22 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(10 [pid 5919] close(20 [pid 5840] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5922] close(13 [pid 5921] close(23 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(11 [pid 5919] close(21 [pid 5922] close(14 [pid 5921] close(24 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] unlink("./4/cgroup.cpu" [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(12 [pid 5919] close(22 [pid 5922] close(15 [pid 5840] <... unlink resumed>) = 0 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(25 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] close(16 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(23 [pid 5840] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] close(26 [pid 5920] close(13 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] close(17 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(24 [pid 5922] close(18) = -1 EBADF (Bad file descriptor) [pid 5921] close(27 [pid 5920] close(14 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] close(19 [pid 5840] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(25 [pid 5922] close(20 [pid 5921] close(28 [pid 5920] close(15 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(26 [pid 5840] unlink("./4/cgroup" [pid 5921] close(29 [pid 5920] close(16 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] close(21 [pid 5840] <... unlink resumed>) = 0 [pid 5919] close(27 [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] getdents64(3, [pid 5922] close(22 [pid 5920] close(17 [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] exit_group(0 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(28 [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5922] close(23 [pid 5921] <... exit_group resumed>) = ? [pid 5920] close(18 [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] close(3 [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(29 [pid 5922] close(24 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... close resumed>) = 0 [pid 5922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5922] close(25) = -1 EBADF (Bad file descriptor) [pid 5922] close(26) = -1 EBADF (Bad file descriptor) [pid 5922] close(27) = -1 EBADF (Bad file descriptor) [pid 5922] close(28) = -1 EBADF (Bad file descriptor) [pid 5922] close(29) = -1 EBADF (Bad file descriptor) [pid 5922] exit_group(0) = ? [pid 5919] exit_group(0 [pid 5920] close(19 [pid 5921] +++ exited with 0 +++ [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... exit_group resumed>) = ? [pid 5840] rmdir("./4" [pid 5922] +++ exited with 0 +++ [pid 5920] close(20 [pid 5919] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=40 /* 0.40 s */} --- [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=38 /* 0.38 s */} --- [pid 5840] <... rmdir resumed>) = 0 [pid 5842] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] mkdir("./5", 0777 [pid 5920] close(21 [pid 5843] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... mkdir resumed>) = 0 [pid 5920] close(22 [pid 5843] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... openat resumed>) = 3 [pid 5842] newfstatat(3, "", [pid 5840] <... openat resumed>) = 3 [pid 5920] close(23 [pid 5843] newfstatat(3, "", [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] getdents64(3, [pid 5842] getdents64(3, [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... ioctl resumed>) = 0 [pid 5920] close(24 [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] close(3 [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... openat resumed>) = 3 [pid 5920] close(25 [pid 5841] newfstatat(3, "", [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5920] close(26) = -1 EBADF (Bad file descriptor) [pid 5920] close(27) = -1 EBADF (Bad file descriptor) [pid 5920] close(28 [pid 5841] getdents64(3, [pid 5920] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5920] close(29) = -1 EBADF (Bad file descriptor) [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5920] exit_group(0 [pid 5841] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5920] <... exit_group resumed>) = ? [pid 5920] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=42 /* 0.42 s */} --- [pid 5838] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 112.163173][ T5842] ocfs2: Unmounting device (7,3) on (node local) [ 112.180615][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5838] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5842] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./4/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./4/file1", [pid 5843] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] openat(AT_FDCWD, "./4/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 112.221787][ T5841] ocfs2: Unmounting device (7,2) on (node local) [ 112.229143][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5842] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = 0 [pid 5843] <... openat resumed>) = 4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = 0 [pid 5843] newfstatat(4, "", [pid 5842] openat(AT_FDCWD, "./4/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, [pid 5842] <... openat resumed>) = 4 [pid 5841] newfstatat(AT_FDCWD, "./4/file1", [pid 5838] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5842] newfstatat(4, "", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] getdents64(4, [pid 5842] getdents64(4, [pid 5841] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] close(4 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] getdents64(4, [pid 5843] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./4/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] rmdir("./4/file1" [pid 5842] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] close(4 [pid 5841] <... openat resumed>) = 4 [pid 5838] newfstatat(AT_FDCWD, "./4/file1", [pid 5843] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... close resumed>) = 0 [pid 5841] newfstatat(4, "", [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] rmdir("./4/file1" [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] umount2("./4/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5842] <... rmdir resumed>) = 0 [pid 5841] getdents64(4, [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] openat(AT_FDCWD, "./4/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(4, [pid 5838] <... openat resumed>) = 4 [pid 5843] unlink("./4/binderfs" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] newfstatat(4, "", [pid 5843] <... unlink resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5841] close(4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... close resumed>) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] rmdir("./4/file1" [pid 5838] getdents64(4, [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] unlink("./4/binderfs" [pid 5841] <... rmdir resumed>) = 0 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5842] <... unlink resumed>) = 0 [pid 5841] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] close(4 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] unlink("./4/cgroup.net" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5843] <... unlink resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./4/binderfs" [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] unlink("./4/cgroup.net" [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5842] <... unlink resumed>) = 0 [pid 5841] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] rmdir("./4/file1" [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] unlink("./4/cgroup.cpu" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5838] <... rmdir resumed>) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./4/cgroup.net" [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] unlink("./4/cgroup.cpu" [pid 5841] <... unlink resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5842] <... unlink resumed>) = 0 [pid 5841] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5841] unlink("./4/cgroup.cpu" [pid 5838] unlink("./4/binderfs" [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5841] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5838] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./4/cgroup.net" [pid 5841] unlink("./4/cgroup" [pid 5843] unlink("./4/cgroup" [pid 5838] <... unlink resumed>) = 0 [pid 5842] unlink("./4/cgroup" [pid 5838] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] getdents64(3, [pid 5838] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] getdents64(3, [pid 5842] close(3 [pid 5841] getdents64(3, [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] <... close resumed>) = 0 [pid 5838] unlink("./4/cgroup.cpu" [pid 5843] close(3 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] rmdir("./4" [pid 5841] close(3 [pid 5838] <... unlink resumed>) = 0 [pid 5843] rmdir("./4" [pid 5842] <... rmdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5838] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... rmdir resumed>) = 0 [pid 5843] mkdir("./5", 0777 [pid 5841] rmdir("./4" [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... mkdir resumed>) = 0 [pid 5842] mkdir("./5", 0777 [pid 5841] <... rmdir resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] <... mkdir resumed>) = 0 [pid 5841] mkdir("./5", 0777 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] <... mkdir resumed>) = 0 [pid 5838] unlink("./4/cgroup" [pid 5842] <... openat resumed>) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5838] <... unlink resumed>) = 0 [pid 5843] <... ioctl resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5838] getdents64(3, [pid 5843] close(3 [pid 5842] <... ioctl resumed>) = 0 [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3 [pid 5841] <... ioctl resumed>) = 0 [pid 5838] close(3 [pid 5841] close(3 [pid 5838] <... close resumed>) = 0 [pid 5838] rmdir("./4") = 0 [pid 5838] mkdir("./5", 0777) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5838] ioctl(3, LOOP_CLR_FD) = 0 [pid 5838] close(3 [pid 5840] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5933 attached [pid 5933] set_robust_list(0x555568916660, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 7 [pid 5933] <... set_robust_list resumed>) = 0 [pid 5933] chdir("./5") = 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5933] setpgid(0, 0) = 0 [pid 5933] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5933] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 5933] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5933] write(3, "1000", 4) = 4 [pid 5933] close(3) = 0 [pid 5933] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5933] write(1, "executing program\n", 18) = 18 [pid 5933] memfd_create("syzkaller", 0) = 3 [pid 5933] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5934 attached [pid 5934] set_robust_list(0x555568916660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 7 [pid 5934] <... set_robust_list resumed>) = 0 [pid 5934] chdir("./5") = 0 [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5934] setpgid(0, 0) = 0 [pid 5934] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 5934] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 5934] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5934] <... openat resumed>) = 3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5934] write(3, "1000", 4executing program [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5935 attached [pid 5934] <... write resumed>) = 4 [pid 5934] close(3 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 7 [pid 5934] <... close resumed>) = 0 [pid 5935] set_robust_list(0x555568916660, 24 [pid 5934] symlink("/dev/binderfs", "./binderfs" [pid 5935] <... set_robust_list resumed>) = 0 [pid 5935] chdir("./5" [pid 5934] <... symlink resumed>) = 0 [pid 5934] write(1, "executing program\n", 18 [pid 5935] <... chdir resumed>) = 0 [pid 5934] <... write resumed>) = 18 ./strace-static-x86_64: Process 5936 attached [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5934] memfd_create("syzkaller", 0 [pid 5935] <... prctl resumed>) = 0 [pid 5934] <... memfd_create resumed>) = 3 [pid 5936] set_robust_list(0x555568916660, 24 [pid 5935] setpgid(0, 0 [pid 5934] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5936] chdir("./5" [pid 5935] <... setpgid resumed>) = 0 [pid 5934] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5936] <... chdir resumed>) = 0 [pid 5935] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 7 [pid 5935] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 5935] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5935] write(3, "1000", 4 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5935] <... write resumed>) = 4 [pid 5936] <... prctl resumed>) = 0 [pid 5935] close(3 [pid 5936] setpgid(0, 0) = 0 [pid 5936] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5935] <... close resumed>) = 0 [pid 5935] symlink("/dev/binderfs", "./binderfs" [pid 5936] <... symlink resumed>) = 0 [pid 5935] <... symlink resumed>) = 0 executing program [pid 5936] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5935] write(1, "executing program\n", 18) = 18 [pid 5935] memfd_create("syzkaller", 0) = 3 [pid 5935] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5936] <... symlink resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5936] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5937 attached [pid 5936] <... symlink resumed>) = 0 [pid 5937] set_robust_list(0x555568916660, 24 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5937] <... set_robust_list resumed>) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 7 [pid 5937] chdir("./5" [pid 5936] <... openat resumed>) = 3 [pid 5937] <... chdir resumed>) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5936] write(3, "1000", 4 [pid 5937] <... prctl resumed>) = 0 [pid 5936] <... write resumed>) = 4 [pid 5937] setpgid(0, 0 [pid 5936] close(3 [pid 5937] <... setpgid resumed>) = 0 [pid 5936] <... close resumed>) = 0 [pid 5937] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5936] symlink("/dev/binderfs", "./binderfs"executing program [pid 5937] <... symlink resumed>) = 0 [pid 5936] <... symlink resumed>) = 0 [pid 5937] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5936] write(1, "executing program\n", 18) = 18 [pid 5937] <... symlink resumed>) = 0 [pid 5937] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5936] memfd_create("syzkaller", 0 [pid 5937] <... symlink resumed>) = 0 [pid 5936] <... memfd_create resumed>) = 3 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5937] <... openat resumed>) = 3 [pid 5937] write(3, "1000", 4 [pid 5936] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5937] <... write resumed>) = 4 [pid 5937] close(3) = 0 [pid 5937] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5937] write(1, "executing program\n", 18executing program ) = 18 [pid 5937] memfd_create("syzkaller", 0) = 3 [pid 5937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5933] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5935] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5934] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5936] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5937] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5933] <... write resumed>) = 16777216 [pid 5933] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5933] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5933] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5933] close(3) = 0 [pid 5933] close(4) = 0 [pid 5933] mkdir("./file1", 0777) = 0 [ 113.711765][ T5933] loop1: detected capacity change from 0 to 32768 [ 113.759882][ T5933] JBD2: Ignoring recovery information on journal [pid 5933] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5937] <... write resumed>) = 16777216 [pid 5937] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5937] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5933] <... mount resumed>) = 0 [pid 5937] close(3 [pid 5935] <... write resumed>) = 16777216 [pid 5937] <... close resumed>) = 0 [pid 5935] munmap(0x7fe2ecc00000, 138412032 [pid 5937] close(4 [pid 5933] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5933] chdir("./file1" [pid 5937] <... close resumed>) = 0 [pid 5933] <... chdir resumed>) = 0 [pid 5933] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5933] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5933] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5933] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5933] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [ 113.938803][ T5933] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [ 113.951187][ T5937] loop0: detected capacity change from 0 to 32768 [pid 5937] mkdir("./file1", 0777 [pid 5934] <... write resumed>) = 16777216 [pid 5933] close(3 [pid 5937] <... mkdir resumed>) = 0 [pid 5937] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5933] <... close resumed>) = 0 [pid 5933] close(4) = 0 [pid 5933] close(5) = 0 [pid 5933] close(6) = -1 EBADF (Bad file descriptor) [pid 5933] close(7) = -1 EBADF (Bad file descriptor) [pid 5933] close(8) = -1 EBADF (Bad file descriptor) [pid 5933] close(9) = -1 EBADF (Bad file descriptor) [pid 5933] close(10) = -1 EBADF (Bad file descriptor) [pid 5933] close(11) = -1 EBADF (Bad file descriptor) [pid 5933] close(12) = -1 EBADF (Bad file descriptor) [pid 5933] close(13) = -1 EBADF (Bad file descriptor) [pid 5933] close(14) = -1 EBADF (Bad file descriptor) [pid 5933] close(15) = -1 EBADF (Bad file descriptor) [pid 5933] close(16) = -1 EBADF (Bad file descriptor) [pid 5933] close(17) = -1 EBADF (Bad file descriptor) [pid 5933] close(18) = -1 EBADF (Bad file descriptor) [pid 5933] close(19) = -1 EBADF (Bad file descriptor) [pid 5933] close(20) = -1 EBADF (Bad file descriptor) [pid 5933] close(21) = -1 EBADF (Bad file descriptor) [pid 5934] munmap(0x7fe2ecc00000, 138412032 [pid 5933] close(22) = -1 EBADF (Bad file descriptor) [pid 5933] close(23) = -1 EBADF (Bad file descriptor) [pid 5933] close(24) = -1 EBADF (Bad file descriptor) [pid 5933] close(25) = -1 EBADF (Bad file descriptor) [pid 5933] close(26) = -1 EBADF (Bad file descriptor) [pid 5933] close(27) = -1 EBADF (Bad file descriptor) [pid 5933] close(28) = -1 EBADF (Bad file descriptor) [pid 5933] close(29) = -1 EBADF (Bad file descriptor) [pid 5933] exit_group(0) = ? [pid 5933] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=34 /* 0.34 s */} --- [pid 5840] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5935] <... munmap resumed>) = 0 [pid 5934] <... munmap resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5935] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5934] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5935] <... openat resumed>) = 4 [pid 5840] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5935] ioctl(4, LOOP_SET_FD, 3 [pid 5840] newfstatat(3, "", [pid 5934] <... openat resumed>) = 4 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5934] ioctl(4, LOOP_SET_FD, 3 [pid 5936] <... write resumed>) = 16777216 [pid 5935] <... ioctl resumed>) = 0 [pid 5934] <... ioctl resumed>) = 0 [pid 5840] getdents64(3, [pid 5936] munmap(0x7fe2ecc00000, 138412032 [pid 5935] close(3) = 0 [pid 5934] close(3 [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5935] close(4 [pid 5936] <... munmap resumed>) = 0 [pid 5934] <... close resumed>) = 0 [ 114.040177][ T5937] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 114.054901][ T5935] loop4: detected capacity change from 0 to 32768 [ 114.070913][ T5934] loop2: detected capacity change from 0 to 32768 [ 114.072511][ T5937] JBD2: Ignoring recovery information on journal [pid 5840] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5934] close(4 [pid 5935] <... close resumed>) = 0 [pid 5936] <... openat resumed>) = 4 [pid 5934] <... close resumed>) = 0 [pid 5935] mkdir("./file1", 0777 [pid 5936] ioctl(4, LOOP_SET_FD, 3 [pid 5935] <... mkdir resumed>) = 0 [pid 5935] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5934] mkdir("./file1", 0777) = 0 [pid 5934] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5936] <... ioctl resumed>) = 0 [pid 5936] close(3) = 0 [pid 5936] close(4) = 0 [pid 5936] mkdir("./file1", 0777) = 0 [ 114.147138][ T5936] loop3: detected capacity change from 0 to 32768 [ 114.193702][ T5840] ocfs2: Unmounting device (7,1) on (node local) [ 114.212801][ T5937] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 114.215285][ T5934] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5936] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5937] <... mount resumed>) = 0 [pid 5937] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5937] chdir("./file1") = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5937] symlink("./bus", NULL [pid 5840] <... umount2 resumed>) = 0 [pid 5937] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5840] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5937] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./5/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./5/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./5/file1") = 0 [pid 5840] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 114.250654][ T5935] JBD2: Ignoring recovery information on journal [ 114.276614][ T5934] JBD2: Ignoring recovery information on journal [ 114.277746][ T5936] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5840] unlink("./5/binderfs") = 0 [pid 5840] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./5/cgroup.net") = 0 [pid 5840] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./5/cgroup.cpu") = 0 [pid 5840] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5937] <... openat resumed>) = 4 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5937] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5840] unlink("./5/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5937] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5840] <... close resumed>) = 0 [ 114.359252][ T5936] JBD2: Ignoring recovery information on journal [pid 5840] rmdir("./5") = 0 [pid 5840] mkdir("./6", 0777) = 0 [pid 5937] <... open resumed>) = 5 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5937] close(3) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5937] close(4 [pid 5936] <... mount resumed>) = 0 [pid 5937] <... close resumed>) = 0 [pid 5935] <... mount resumed>) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 5937] close(5) = 0 [pid 5937] close(6 [pid 5936] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5935] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(7) = -1 EBADF (Bad file descriptor) [pid 5936] <... openat resumed>) = 3 [pid 5935] <... openat resumed>) = 3 [pid 5935] chdir("./file1" [pid 5937] close(8 [pid 5936] chdir("./file1" [pid 5935] <... chdir resumed>) = 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... chdir resumed>) = 0 [pid 5935] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5937] close(9 [pid 5936] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5935] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5937] close(10 [pid 5936] symlink("./bus", NULL [pid 5935] symlink("./bus", NULL [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5935] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5937] close(11 [pid 5936] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5935] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(12 [pid 5935] <... openat resumed>) = 4 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [ 114.442514][ T5936] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [ 114.445263][ T5934] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 114.460960][ T5935] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [pid 5937] close(13 [pid 5936] <... openat resumed>) = 4 [pid 5935] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5934] <... mount resumed>) = 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] fallocate(-1, 0, 0, 1049072 [pid 5935] <... open resumed>) = 5 [pid 5937] close(14 [pid 5936] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5935] close(3 [pid 5937] close(15 [pid 5934] <... openat resumed>) = 3 [pid 5936] <... open resumed>) = 5 [pid 5934] chdir("./file1" [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(3 [pid 5935] <... close resumed>) = 0 [pid 5934] <... chdir resumed>) = 0 [pid 5937] close(16 [pid 5935] close(4 [pid 5934] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... close resumed>) = 0 [pid 5935] <... close resumed>) = 0 [pid 5934] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5937] close(17 [pid 5936] close(4 [pid 5935] close(5 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] symlink("./bus", NULL [pid 5937] close(18 [pid 5936] <... close resumed>) = 0 [pid 5935] <... close resumed>) = 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5937] close(19 [pid 5936] close(5 [pid 5935] close(6 [pid 5934] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... close resumed>) = 0 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(20 [pid 5935] close(7 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(6 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(8 [pid 5937] close(21 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(9 [pid 5937] close(22 [pid 5936] close(7 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(23 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(10 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(8 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(24 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(9 [pid 5935] close(11 [pid 5934] <... openat resumed>) = 4 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] fallocate(-1, 0, 0, 1049072 [pid 5937] close(25) = -1 EBADF (Bad file descriptor) [pid 5935] close(12 [pid 5934] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(10 [pid 5937] close(26 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(11 [pid 5935] close(13 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] close(27 [pid 5936] close(12 [pid 5935] close(14 [pid 5934] <... open resumed>) = 5 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] close(3 [pid 5935] close(15 [pid 5937] close(28 [pid 5936] close(13 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(16 [pid 5934] close(4 [pid 5937] close(29 [pid 5936] close(14 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = 0 [pid 5937] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(17 [pid 5934] close(5 [pid 5936] close(15 [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = 0 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] close(18 [pid 5934] close(6 [pid 5937] exit_group(0 [pid 5936] close(16 [pid 5937] <... exit_group resumed>) = ? [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5937] +++ exited with 0 +++ [pid 5936] close(17 [pid 5935] close(19 [pid 5934] close(7 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(18 [pid 5935] close(20 [pid 5934] close(8 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=34 /* 0.34 s */} --- [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] close(19 [pid 5935] close(21 [pid 5934] close(9 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5936] close(20 [pid 5935] close(22 [pid 5934] close(10 [pid 5838] <... openat resumed>) = 3 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(21 [pid 5935] close(23 [pid 5934] close(11 [pid 5838] newfstatat(3, "", [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5936] close(22 [pid 5935] close(24 [pid 5934] close(12 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] getdents64(3, [pid 5936] close(23 [pid 5935] close(25 [pid 5934] close(13 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] close(24 [pid 5935] close(26 [pid 5934] close(14 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(25 [pid 5935] close(27 [pid 5934] close(15 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(26 [pid 5935] close(28 [pid 5934] close(16 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(27 [pid 5935] close(29 [pid 5934] close(17 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(28 [pid 5935] exit_group(0 [pid 5934] close(18 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5935] <... exit_group resumed>) = ? [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] close(29 [pid 5935] +++ exited with 0 +++ [pid 5934] close(19 [pid 5936] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=37 /* 0.37 s */} --- [pid 5936] exit_group(0 [pid 5934] close(20 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5936] <... exit_group resumed>) = ? [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... restart_syscall resumed>) = 0 [pid 5936] +++ exited with 0 +++ [pid 5934] close(21) = -1 EBADF (Bad file descriptor) [pid 5934] close(22 [pid 5843] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=36 /* 0.36 s */} --- [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5934] close(23 [pid 5843] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... openat resumed>) = 3 [pid 5842] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5934] close(24 [pid 5843] newfstatat(3, "", [pid 5842] <... openat resumed>) = 3 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] newfstatat(3, "", [pid 5934] close(25 [pid 5843] getdents64(3, [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5842] getdents64(3, [pid 5934] close(26 [pid 5843] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5934] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5934] close(27) = -1 EBADF (Bad file descriptor) [pid 5934] close(28) = -1 EBADF (Bad file descriptor) [pid 5934] close(29) = -1 EBADF (Bad file descriptor) [pid 5934] exit_group(0) = ? [pid 5934] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=45 /* 0.45 s */} --- [pid 5841] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 114.609099][ T5838] ocfs2: Unmounting device (7,0) on (node local) [ 114.644989][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5838] newfstatat(AT_FDCWD, "./5/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./5/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5838] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4) = 0 [pid 5838] rmdir("./5/file1") = 0 [pid 5838] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 114.655649][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5838] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./5/binderfs") = 0 [pid 5838] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./5/cgroup.net") = 0 [pid 5838] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./5/file1", [pid 5842] newfstatat(AT_FDCWD, "./5/file1", [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./5/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] unlink("./5/cgroup.cpu" [pid 5843] openat(AT_FDCWD, "./5/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5838] <... unlink resumed>) = 0 [pid 5838] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./5/cgroup" [pid 5843] newfstatat(4, "", [pid 5838] <... unlink resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... openat resumed>) = 4 [pid 5838] getdents64(3, [pid 5843] getdents64(4, [pid 5842] newfstatat(4, "", [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] close(3 [pid 5843] getdents64(4, [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... close resumed>) = 0 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] getdents64(4, [pid 5838] rmdir("./5" [pid 5843] close(4 [pid 5842] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] <... rmdir resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] getdents64(4, [pid 5838] mkdir("./6", 0777 [pid 5843] rmdir("./5/file1" [pid 5842] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] close(4 [pid 5838] <... mkdir resumed>) = 0 [pid 5843] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... close resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] rmdir("./5/file1") = 0 [pid 5838] <... openat resumed>) = 3 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5843] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... ioctl resumed>) = 0 [pid 5843] unlink("./5/binderfs" [pid 5842] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5838] close(3 [pid 5843] <... unlink resumed>) = 0 [pid 5841] <... umount2 resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./5/binderfs") = 0 [pid 5843] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 5843] unlink("./5/cgroup.net" [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5842] unlink("./5/cgroup.net") = 0 [pid 5843] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5842] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] unlink("./5/cgroup.cpu" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... unlink resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5843] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./5/file1", [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 114.712813][ T5841] ocfs2: Unmounting device (7,2) on (node local) [pid 5842] unlink("./5/cgroup.cpu" [pid 5843] newfstatat(AT_FDCWD, "./5/cgroup", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5841] umount2("./5/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] unlink("./5/cgroup" [pid 5842] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./5/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] getdents64(3, [pid 5842] newfstatat(AT_FDCWD, "./5/cgroup", [pid 5841] <... openat resumed>) = 4 [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(4, "", [pid 5843] close(3 [pid 5842] unlink("./5/cgroup" [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5843] rmdir("./5" [pid 5842] getdents64(3, [pid 5841] getdents64(4, [pid 5843] <... rmdir resumed>) = 0 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] mkdir("./6", 0777 [pid 5842] close(3 [pid 5841] getdents64(4, [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] rmdir("./5" [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... rmdir resumed>) = 0 [pid 5841] close(4 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5842] mkdir("./6", 0777 [pid 5841] <... close resumed>) = 0 [pid 5843] <... ioctl resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5841] rmdir("./5/file1" [pid 5843] close(3 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] <... rmdir resumed>) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5841] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./5/binderfs") = 0 [pid 5841] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... ioctl resumed>) = 0 [pid 5841] unlink("./5/cgroup.net" [pid 5842] close(3 [pid 5841] <... unlink resumed>) = 0 [pid 5841] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./5/cgroup.cpu") = 0 [pid 5841] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./5/cgroup") = 0 [pid 5841] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./5") = 0 [pid 5841] mkdir("./6", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5840] <... close resumed>) = 0 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555568916650) = 8 ./strace-static-x86_64: Process 5948 attached [pid 5948] set_robust_list(0x555568916660, 24) = 0 [pid 5948] chdir("./6") = 0 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5948] setpgid(0, 0) = 0 [pid 5948] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5948] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 5948] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5948] write(3, "1000", 4) = 4 [pid 5948] close(3) = 0 [pid 5948] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5948] write(1, "executing program\n", 18) = 18 [pid 5948] memfd_create("syzkaller", 0) = 3 [pid 5948] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5838] <... close resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5949 attached [pid 5949] set_robust_list(0x555568916660, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 8 [pid 5949] <... set_robust_list resumed>) = 0 [pid 5949] chdir("./6"./strace-static-x86_64: Process 5951 attached ./strace-static-x86_64: Process 5950 attached ) = 0 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 8 [pid 5949] setpgid(0, 0 [pid 5951] set_robust_list(0x555568916660, 24 [pid 5949] <... setpgid resumed>) = 0 [pid 5951] <... set_robust_list resumed>) = 0 [pid 5949] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5951] chdir("./6" [pid 5949] <... symlink resumed>) = 0 [pid 5951] <... chdir resumed>) = 0 [pid 5949] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5949] <... symlink resumed>) = 0 [pid 5951] <... prctl resumed>) = 0 [pid 5949] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 8 [pid 5951] setpgid(0, 0 [pid 5949] <... symlink resumed>) = 0 [pid 5951] <... setpgid resumed>) = 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5951] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5949] <... openat resumed>) = 3 [pid 5951] <... symlink resumed>) = 0 [pid 5949] write(3, "1000", 4 [pid 5950] set_robust_list(0x555568916660, 24) = 0 [pid 5949] <... write resumed>) = 4 [pid 5949] close(3) = 0 [pid 5951] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5950] chdir("./6" [pid 5949] symlink("/dev/binderfs", "./binderfs" [pid 5951] <... symlink resumed>) = 0 [pid 5949] <... symlink resumed>) = 0 executing program [pid 5949] write(1, "executing program\n", 18) = 18 [pid 5949] memfd_create("syzkaller", 0 [pid 5951] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5950] <... chdir resumed>) = 0 [pid 5949] <... memfd_create resumed>) = 3 [pid 5951] <... symlink resumed>) = 0 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5949] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5950] <... prctl resumed>) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5950] setpgid(0, 0 [pid 5949] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5951] <... openat resumed>) = 3 [pid 5950] <... setpgid resumed>) = 0 [pid 5951] write(3, "1000", 4) = 4 [pid 5951] close(3) = 0 [pid 5950] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5951] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5951] write(1, "executing program\n", 18) = 18 [pid 5951] memfd_create("syzkaller", 0) = 3 [pid 5950] <... symlink resumed>) = 0 [pid 5951] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5950] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 5950] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5841] <... close resumed>) = 0 [pid 5950] <... symlink resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5950] write(3, "1000", 4./strace-static-x86_64: Process 5952 attached ) = 4 [pid 5950] close(3 [pid 5952] set_robust_list(0x555568916660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 8 [pid 5950] <... close resumed>) = 0 [pid 5952] <... set_robust_list resumed>) = 0 [pid 5950] symlink("/dev/binderfs", "./binderfs" [pid 5952] chdir("./6") = 0 [pid 5950] <... symlink resumed>) = 0 executing program [pid 5950] write(1, "executing program\n", 18 [pid 5952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5950] <... write resumed>) = 18 [pid 5952] <... prctl resumed>) = 0 [pid 5950] memfd_create("syzkaller", 0 [pid 5952] setpgid(0, 0 [pid 5950] <... memfd_create resumed>) = 3 [pid 5952] <... setpgid resumed>) = 0 [pid 5950] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5952] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5950] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5952] <... symlink resumed>) = 0 [pid 5952] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 5952] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5952] write(3, "1000", 4) = 4 [pid 5948] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5952] close(3) = 0 [pid 5952] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5952] write(1, "executing program\n", 18) = 18 [pid 5952] memfd_create("syzkaller", 0) = 3 [pid 5952] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5951] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5949] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5950] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5952] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5948] <... write resumed>) = 16777216 [pid 5948] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5948] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5948] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5948] close(3) = 0 [pid 5948] close(4) = 0 [pid 5948] mkdir("./file1", 0777) = 0 [ 116.152040][ T5948] loop1: detected capacity change from 0 to 32768 [pid 5948] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5951] <... write resumed>) = 16777216 [pid 5951] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5951] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5951] ioctl(4, LOOP_SET_FD, 3 [pid 5949] <... write resumed>) = 16777216 [pid 5951] <... ioctl resumed>) = 0 [ 116.279535][ T5948] JBD2: Ignoring recovery information on journal [ 116.307862][ T5951] loop3: detected capacity change from 0 to 32768 [pid 5949] munmap(0x7fe2ecc00000, 138412032 [pid 5951] close(3) = 0 [pid 5951] close(4) = 0 [pid 5949] <... munmap resumed>) = 0 [pid 5951] mkdir("./file1", 0777 [pid 5949] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5951] <... mkdir resumed>) = 0 [pid 5951] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5949] <... openat resumed>) = 4 [pid 5949] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5949] close(3 [pid 5952] <... write resumed>) = 16777216 [pid 5949] <... close resumed>) = 0 [pid 5952] munmap(0x7fe2ecc00000, 138412032 [pid 5949] close(4) = 0 [pid 5949] mkdir("./file1", 0777) = 0 [ 116.390877][ T5949] loop0: detected capacity change from 0 to 32768 [ 116.406444][ T5948] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 5949] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5948] <... mount resumed>) = 0 [pid 5948] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5948] chdir("./file1") = 0 [pid 5948] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5948] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5948] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5950] <... write resumed>) = 16777216 [pid 5952] <... munmap resumed>) = 0 [pid 5948] <... openat resumed>) = 4 [pid 5950] munmap(0x7fe2ecc00000, 138412032 [pid 5948] fallocate(-1, 0, 0, 1049072 [pid 5952] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5948] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5952] <... openat resumed>) = 4 [ 116.446049][ T5951] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 116.467441][ T5951] JBD2: Ignoring recovery information on journal [ 116.490029][ T5952] loop2: detected capacity change from 0 to 32768 [pid 5952] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5948] <... open resumed>) = 5 [pid 5948] close(3 [pid 5952] close(3 [pid 5950] <... munmap resumed>) = 0 [pid 5952] <... close resumed>) = 0 [pid 5950] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5948] <... close resumed>) = 0 [pid 5950] <... openat resumed>) = 4 [pid 5948] close(4 [pid 5950] ioctl(4, LOOP_SET_FD, 3 [pid 5952] close(4 [pid 5948] <... close resumed>) = 0 [pid 5948] close(5) = 0 [pid 5952] <... close resumed>) = 0 [pid 5948] close(6 [pid 5952] mkdir("./file1", 0777 [pid 5950] <... ioctl resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] <... mkdir resumed>) = 0 [pid 5948] close(7 [pid 5952] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] close(3 [pid 5948] close(8 [pid 5950] <... close resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] close(4 [pid 5948] close(9 [pid 5950] <... close resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] mkdir("./file1", 0777 [pid 5948] close(10 [pid 5950] <... mkdir resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5948] close(11) = -1 EBADF (Bad file descriptor) [pid 5948] close(12) = -1 EBADF (Bad file descriptor) [pid 5948] close(13) = -1 EBADF (Bad file descriptor) [pid 5948] close(14) = -1 EBADF (Bad file descriptor) [pid 5948] close(15) = -1 EBADF (Bad file descriptor) [pid 5948] close(16) = -1 EBADF (Bad file descriptor) [pid 5948] close(17) = -1 EBADF (Bad file descriptor) [pid 5948] close(18) = -1 EBADF (Bad file descriptor) [pid 5948] close(19) = -1 EBADF (Bad file descriptor) [pid 5948] close(20) = -1 EBADF (Bad file descriptor) [pid 5948] close(21) = -1 EBADF (Bad file descriptor) [ 116.501347][ T5949] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 116.516787][ T5950] loop4: detected capacity change from 0 to 32768 [ 116.530445][ T5949] JBD2: Ignoring recovery information on journal [pid 5948] close(22) = -1 EBADF (Bad file descriptor) [pid 5948] close(23) = -1 EBADF (Bad file descriptor) [pid 5948] close(24) = -1 EBADF (Bad file descriptor) [pid 5948] close(25) = -1 EBADF (Bad file descriptor) [pid 5948] close(26) = -1 EBADF (Bad file descriptor) [pid 5948] close(27) = -1 EBADF (Bad file descriptor) [pid 5948] close(28) = -1 EBADF (Bad file descriptor) [pid 5948] close(29) = -1 EBADF (Bad file descriptor) [ 116.583013][ T5951] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [ 116.593646][ T5952] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5951] <... mount resumed>) = 0 [pid 5948] exit_group(0) = ? [pid 5951] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5951] chdir("./file1") = 0 [pid 5951] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5948] +++ exited with 0 +++ [pid 5951] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5951] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=38 /* 0.38 s */} --- [pid 5840] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5951] <... openat resumed>) = 4 [pid 5840] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", [pid 5951] fallocate(-1, 0, 0, 1049072 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5951] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] getdents64(3, [pid 5951] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5951] <... open resumed>) = 5 [pid 5840] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [ 116.654088][ T5950] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 116.672852][ T5952] JBD2: Ignoring recovery information on journal [pid 5951] close(3) = 0 [pid 5951] close(4) = 0 [pid 5951] close(5) = 0 [ 116.720448][ T5949] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5951] close(6 [pid 5949] <... mount resumed>) = 0 [pid 5952] <... mount resumed>) = 0 [pid 5951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5951] close(7 [pid 5952] <... openat resumed>) = 3 [pid 5951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5952] chdir("./file1") = 0 [pid 5951] close(8 [pid 5949] <... openat resumed>) = 3 [pid 5952] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] chdir("./file1" [pid 5952] symlink("./bus", NULL [pid 5949] <... chdir resumed>) = 0 [pid 5952] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5951] close(9 [pid 5949] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5952] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5951] close(10) = -1 EBADF (Bad file descriptor) [pid 5951] close(11) = -1 EBADF (Bad file descriptor) [pid 5951] close(12) = -1 EBADF (Bad file descriptor) [pid 5951] close(13) = -1 EBADF (Bad file descriptor) [pid 5951] close(14) = -1 EBADF (Bad file descriptor) [pid 5951] close(15) = -1 EBADF (Bad file descriptor) [pid 5951] close(16) = -1 EBADF (Bad file descriptor) [pid 5951] close(17) = -1 EBADF (Bad file descriptor) [pid 5951] close(18) = -1 EBADF (Bad file descriptor) [pid 5951] close(19) = -1 EBADF (Bad file descriptor) [pid 5951] close(20) = -1 EBADF (Bad file descriptor) [pid 5951] close(21 [pid 5949] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5951] close(22) = -1 EBADF (Bad file descriptor) [pid 5951] close(23) = -1 EBADF (Bad file descriptor) [pid 5951] close(24) = -1 EBADF (Bad file descriptor) [pid 5951] close(25) = -1 EBADF (Bad file descriptor) [pid 5951] close(26) = -1 EBADF (Bad file descriptor) [pid 5951] close(27) = -1 EBADF (Bad file descriptor) [pid 5951] close(28) = -1 EBADF (Bad file descriptor) [pid 5951] close(29) = -1 EBADF (Bad file descriptor) [pid 5951] exit_group(0) = ? [pid 5949] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5949] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5951] +++ exited with 0 +++ [ 116.764625][ T5952] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 116.766963][ T5950] JBD2: Ignoring recovery information on journal [ 116.776958][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5952] <... openat resumed>) = 4 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=39 /* 0.39 s */} --- [pid 5949] <... openat resumed>) = 4 [pid 5952] fallocate(-1, 0, 0, 1049072 [pid 5949] fallocate(-1, 0, 0, 1049072 [pid 5842] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5949] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5842] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5952] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... open resumed>) = 5 [pid 5842] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = 0 [pid 5952] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5949] close(3 [pid 5842] <... openat resumed>) = 3 [pid 5840] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] <... open resumed>) = 5 [pid 5949] <... close resumed>) = 0 [pid 5842] newfstatat(3, "", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5952] close(3 [pid 5949] close(4 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] newfstatat(AT_FDCWD, "./6/file1", [pid 5952] <... close resumed>) = 0 [pid 5949] <... close resumed>) = 0 [pid 5842] getdents64(3, [pid 5952] close(4 [pid 5949] close(5 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5952] <... close resumed>) = 0 [pid 5949] <... close resumed>) = 0 [pid 5842] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] close(5 [pid 5949] close(6 [pid 5840] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] <... close resumed>) = 0 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5952] close(6 [pid 5949] close(7 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] openat(AT_FDCWD, "./6/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5952] close(7 [pid 5949] close(8 [pid 5840] <... openat resumed>) = 4 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(4, "", [pid 5952] close(8 [pid 5949] close(9 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5952] close(9 [pid 5949] close(10 [pid 5840] getdents64(4, [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5952] close(10 [pid 5949] close(11 [pid 5840] getdents64(4, [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5952] close(11 [pid 5949] close(12 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] close(4 [pid 5952] close(12 [pid 5949] close(13 [pid 5840] <... close resumed>) = 0 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(13 [pid 5949] close(14 [pid 5840] rmdir("./6/file1" [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... rmdir resumed>) = 0 [pid 5952] close(14 [pid 5949] close(15 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] close(15 [pid 5949] close(16 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5952] close(16 [pid 5949] close(17 [pid 5840] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(17 [pid 5949] close(18 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(18 [pid 5949] close(19 [pid 5840] unlink("./6/binderfs" [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... unlink resumed>) = 0 [pid 5952] close(19 [pid 5949] close(20 [pid 5840] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5952] close(20 [pid 5949] close(21 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5952] close(21 [pid 5949] close(22 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(22 [pid 5949] close(23 [pid 5840] unlink("./6/cgroup.net" [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] close(23 [pid 5949] close(24 [pid 5840] <... unlink resumed>) = 0 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] <... mount resumed>) = 0 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5952] close(24 [pid 5949] close(25 [pid 5840] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] chdir("./file1" [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5949] close(26 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5952] close(25 [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] <... chdir resumed>) = 0 [pid 5952] close(26 [pid 5950] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5949] close(27 [pid 5840] unlink("./6/cgroup.cpu" [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... unlink resumed>) = 0 [pid 5952] close(27) = -1 EBADF (Bad file descriptor) [pid 5950] symlink("./bus", NULL [pid 5949] close(28 [pid 5840] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] close(28 [pid 5950] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = 0 [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5949] close(29 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5952] close(29 [pid 5842] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5842] newfstatat(AT_FDCWD, "./6/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5952] exit_group(0 [pid 5949] exit_group(0 [pid 5842] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5952] <... exit_group resumed>) = ? [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5949] <... exit_group resumed>) = ? [pid 5842] openat(AT_FDCWD, "./6/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] unlink("./6/cgroup" [pid 5842] newfstatat(4, "", [pid 5840] <... unlink resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5952] +++ exited with 0 +++ [pid 5950] <... openat resumed>) = 4 [pid 5949] +++ exited with 0 +++ [pid 5842] getdents64(4, [pid 5840] getdents64(3, [pid 5950] fallocate(-1, 0, 0, 1049072 [pid 5842] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5950] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] close(4 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=44 /* 0.44 s */} --- [pid 5840] close(3 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=40 /* 0.40 s */} --- [pid 5950] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5842] <... close resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... close resumed>) = 0 [pid 5842] rmdir("./6/file1") = 0 [pid 5840] rmdir("./6" [pid 5842] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... rmdir resumed>) = 0 [pid 5838] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] unlink("./6/binderfs") = 0 [pid 5950] <... open resumed>) = 5 [pid 5840] mkdir("./7", 0777 [pid 5838] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] <... mkdir resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5838] <... openat resumed>) = 3 [ 116.857864][ T5950] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 116.882778][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5950] close(3 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5838] newfstatat(3, "", [pid 5842] unlink("./6/cgroup.net") = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5950] <... close resumed>) = 0 [pid 5842] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5950] close(4 [pid 5840] <... openat resumed>) = 3 [pid 5838] getdents64(3, [pid 5841] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] <... close resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5950] close(5 [pid 5842] unlink("./6/cgroup.cpu" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... ioctl resumed>) = 0 [pid 5838] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] <... close resumed>) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5840] close(3 [pid 5950] close(6 [pid 5842] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... openat resumed>) = 3 [pid 5842] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5950] close(7 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(3, "", [pid 5842] unlink("./6/cgroup") = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./6") = 0 [pid 5841] getdents64(3, [pid 5950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] mkdir("./7", 0777 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5950] close(8) = -1 EBADF (Bad file descriptor) [pid 5841] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5950] close(9) = -1 EBADF (Bad file descriptor) [pid 5950] close(10) = -1 EBADF (Bad file descriptor) [pid 5842] <... mkdir resumed>) = 0 [pid 5950] close(11 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5950] close(12) = -1 EBADF (Bad file descriptor) [pid 5842] <... openat resumed>) = 3 [pid 5950] close(13) = -1 EBADF (Bad file descriptor) [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5950] close(14) = -1 EBADF (Bad file descriptor) [pid 5950] close(15) = -1 EBADF (Bad file descriptor) [pid 5950] close(16) = -1 EBADF (Bad file descriptor) [pid 5950] close(17 [pid 5842] <... ioctl resumed>) = 0 [pid 5950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] close(3 [pid 5950] close(18) = -1 EBADF (Bad file descriptor) [pid 5950] close(19) = -1 EBADF (Bad file descriptor) [pid 5950] close(20) = -1 EBADF (Bad file descriptor) [pid 5950] close(21) = -1 EBADF (Bad file descriptor) [pid 5950] close(22) = -1 EBADF (Bad file descriptor) [pid 5950] close(23) = -1 EBADF (Bad file descriptor) [pid 5950] close(24) = -1 EBADF (Bad file descriptor) [pid 5950] close(25) = -1 EBADF (Bad file descriptor) [pid 5950] close(26) = -1 EBADF (Bad file descriptor) [pid 5950] close(27) = -1 EBADF (Bad file descriptor) [pid 5950] close(28) = -1 EBADF (Bad file descriptor) [pid 5950] close(29) = -1 EBADF (Bad file descriptor) [pid 5950] exit_group(0) = ? [pid 5950] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=38 /* 0.38 s */} --- [pid 5843] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5843] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = 0 [ 116.964774][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5838] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./6/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./6/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5838] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4) = 0 [pid 5841] <... umount2 resumed>) = 0 [pid 5838] rmdir("./6/file1") = 0 [ 117.052960][ T5841] ocfs2: Unmounting device (7,2) on (node local) [pid 5838] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./6/file1", [pid 5838] unlink("./6/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5841] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./6/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5841] <... openat resumed>) = 4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(4, "", [pid 5838] unlink("./6/cgroup.net" [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5841] getdents64(4, [pid 5838] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] getdents64(4, [pid 5838] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5841] close(4 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... close resumed>) = 0 [pid 5838] unlink("./6/cgroup.cpu" [pid 5841] rmdir("./6/file1") = 0 [pid 5841] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... unlink resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5841] unlink("./6/binderfs" [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5838] unlink("./6/cgroup" [pid 5841] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] <... unlink resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5838] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] unlink("./6/cgroup.net" [pid 5838] close(3 [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5841] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] rmdir("./6" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 117.115942][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5838] <... rmdir resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5838] mkdir("./7", 0777 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5841] unlink("./6/cgroup.cpu" [pid 5838] <... openat resumed>) = 3 [pid 5843] <... umount2 resumed>) = 0 [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... ioctl resumed>) = 0 [pid 5841] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] close(3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./6/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5843] umount2("./6/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./6/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./6/file1") = 0 [pid 5843] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./6/binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5843] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./6/cgroup.net") = 0 [pid 5843] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./6/cgroup" [pid 5843] unlink("./6/cgroup.cpu") = 0 [pid 5843] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... unlink resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5841] getdents64(3, [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] unlink("./6/cgroup" [pid 5841] close(3 [pid 5843] <... unlink resumed>) = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] <... close resumed>) = 0 [pid 5843] close(3 [pid 5841] rmdir("./6" [pid 5843] <... close resumed>) = 0 [pid 5843] rmdir("./6" [pid 5841] <... rmdir resumed>) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5841] mkdir("./7", 0777 [pid 5843] mkdir("./7", 0777 [pid 5841] <... mkdir resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5841] <... openat resumed>) = 3 [pid 5843] <... openat resumed>) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5841] <... ioctl resumed>) = 0 [pid 5841] close(3 [pid 5840] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5963 attached [pid 5963] set_robust_list(0x555568916660, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 9 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5963] chdir("./7") = 0 [pid 5963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5963] setpgid(0, 0) = 0 [pid 5963] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 5963] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 5963] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 5963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5963] write(3, "1000", 4) = 4 [pid 5963] close(3) = 0 [pid 5963] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5963] write(1, "executing program\n", 18) = 18 [pid 5963] memfd_create("syzkaller", 0 [pid 5842] <... close resumed>) = 0 [pid 5963] <... memfd_create resumed>) = 3 [pid 5963] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5964 attached [pid 5964] set_robust_list(0x555568916660, 24 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 9 [pid 5964] <... set_robust_list resumed>) = 0 [pid 5964] chdir("./7") = 0 [pid 5964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5964] setpgid(0, 0) = 0 [pid 5964] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 5964] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 5964] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 5964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5964] write(3, "1000", 4) = 4 [pid 5964] close(3) = 0 [pid 5964] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5964] write(1, "executing program\n", 18) = 18 [pid 5964] memfd_create("syzkaller", 0) = 3 [pid 5964] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5965 attached [pid 5965] set_robust_list(0x555568916660, 24 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 9 [pid 5965] <... set_robust_list resumed>) = 0 [pid 5965] chdir("./7") = 0 [pid 5965] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5965] setpgid(0, 0) = 0 [pid 5965] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 5965] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 5965] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 5965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5965] write(3, "1000", 4) = 4 [pid 5965] close(3) = 0 [pid 5965] symlink("/dev/binderfs", "./binderfs" [pid 5838] <... close resumed>) = 0 [pid 5965] <... symlink resumed>) = 0 executing program [pid 5965] write(1, "executing program\n", 18) = 18 [pid 5965] memfd_create("syzkaller", 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5965] <... memfd_create resumed>) = 3 [pid 5965] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 ./strace-static-x86_64: Process 5966 attached [pid 5966] set_robust_list(0x555568916660, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 9 [pid 5966] <... set_robust_list resumed>) = 0 [pid 5966] chdir("./7") = 0 [pid 5966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5966] setpgid(0, 0) = 0 [pid 5966] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5966] <... symlink resumed>) = 0 [pid 5966] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5966] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 ./strace-static-x86_64: Process 5967 attached [pid 5966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5967] set_robust_list(0x555568916660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 9 [pid 5967] <... set_robust_list resumed>) = 0 [pid 5967] chdir("./7" [pid 5966] <... openat resumed>) = 3 executing program [pid 5966] write(3, "1000", 4 [pid 5967] <... chdir resumed>) = 0 [pid 5966] <... write resumed>) = 4 [pid 5967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5966] close(3 [pid 5967] setpgid(0, 0 [pid 5966] <... close resumed>) = 0 [pid 5967] <... setpgid resumed>) = 0 [pid 5966] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5967] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5966] write(1, "executing program\n", 18 [pid 5967] <... symlink resumed>) = 0 [pid 5966] <... write resumed>) = 18 [pid 5967] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 5966] memfd_create("syzkaller", 0 [pid 5967] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5966] <... memfd_create resumed>) = 3 [pid 5967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5966] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5967] <... openat resumed>) = 3 [pid 5966] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5967] write(3, "1000", 4) = 4 [pid 5967] close(3) = 0 [pid 5967] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5967] write(1, "executing program\n", 18) = 18 [pid 5967] memfd_create("syzkaller", 0) = 3 [pid 5967] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5963] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5964] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5965] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5967] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5966] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5963] <... write resumed>) = 16777216 [pid 5963] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5963] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5963] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5963] close(3) = 0 [pid 5963] close(4) = 0 [pid 5963] mkdir("./file1", 0777) = 0 [ 118.529653][ T5963] loop1: detected capacity change from 0 to 32768 [pid 5963] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5967] <... write resumed>) = 16777216 [pid 5967] munmap(0x7fe2ecc00000, 138412032 [pid 5964] <... write resumed>) = 16777216 [ 118.614303][ T5963] JBD2: Ignoring recovery information on journal [pid 5967] <... munmap resumed>) = 0 [pid 5964] munmap(0x7fe2ecc00000, 138412032 [pid 5967] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5967] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5967] close(3 [pid 5964] <... munmap resumed>) = 0 [pid 5967] <... close resumed>) = 0 [pid 5967] close(4) = 0 [pid 5967] mkdir("./file1", 0777) = 0 [pid 5967] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5964] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 118.701498][ T5967] loop2: detected capacity change from 0 to 32768 [ 118.722353][ T5963] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 5964] ioctl(4, LOOP_SET_FD, 3 [pid 5963] <... mount resumed>) = 0 [pid 5963] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5964] <... ioctl resumed>) = 0 [pid 5964] close(3 [pid 5963] chdir("./file1" [pid 5965] <... write resumed>) = 16777216 [pid 5964] <... close resumed>) = 0 [pid 5963] <... chdir resumed>) = 0 [pid 5965] munmap(0x7fe2ecc00000, 138412032 [pid 5964] close(4 [pid 5963] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5964] <... close resumed>) = 0 [pid 5963] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5964] mkdir("./file1", 0777 [ 118.763602][ T5964] loop3: detected capacity change from 0 to 32768 [ 118.770914][ T5967] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 118.795651][ T5967] JBD2: Ignoring recovery information on journal [pid 5963] symlink("./bus", NULL [pid 5964] <... mkdir resumed>) = 0 [pid 5963] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5964] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5963] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5966] <... write resumed>) = 16777216 [pid 5963] <... openat resumed>) = 4 [pid 5966] munmap(0x7fe2ecc00000, 138412032 [pid 5965] <... munmap resumed>) = 0 [pid 5965] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5963] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5965] <... openat resumed>) = 4 [pid 5965] ioctl(4, LOOP_SET_FD, 3 [pid 5963] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5965] <... ioctl resumed>) = 0 [pid 5965] close(3) = 0 [pid 5965] close(4) = 0 [pid 5963] <... open resumed>) = 5 [pid 5965] mkdir("./file1", 0777 [pid 5963] close(3 [pid 5965] <... mkdir resumed>) = 0 [pid 5963] <... close resumed>) = 0 [pid 5965] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5963] close(4) = 0 [pid 5963] close(5) = 0 [ 118.878188][ T5965] loop4: detected capacity change from 0 to 32768 [pid 5963] close(6) = -1 EBADF (Bad file descriptor) [pid 5966] <... munmap resumed>) = 0 [pid 5963] close(7 [pid 5966] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5966] ioctl(4, LOOP_SET_FD, 3 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5963] close(8) = -1 EBADF (Bad file descriptor) [pid 5963] close(9) = -1 EBADF (Bad file descriptor) [pid 5963] close(10) = -1 EBADF (Bad file descriptor) [pid 5963] close(11) = -1 EBADF (Bad file descriptor) [pid 5963] close(12) = -1 EBADF (Bad file descriptor) [pid 5963] close(13) = -1 EBADF (Bad file descriptor) [pid 5963] close(14) = -1 EBADF (Bad file descriptor) [pid 5963] close(15) = -1 EBADF (Bad file descriptor) [pid 5963] close(16) = -1 EBADF (Bad file descriptor) [pid 5963] close(17 [pid 5966] <... ioctl resumed>) = 0 [ 118.920489][ T5967] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 118.938633][ T5966] loop0: detected capacity change from 0 to 32768 [pid 5966] close(3 [pid 5967] <... mount resumed>) = 0 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] <... close resumed>) = 0 [pid 5966] close(4 [pid 5967] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5966] <... close resumed>) = 0 [pid 5963] close(18 [pid 5967] <... openat resumed>) = 3 [pid 5967] chdir("./file1") = 0 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5967] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5963] close(19) = -1 EBADF (Bad file descriptor) [pid 5963] close(20) = -1 EBADF (Bad file descriptor) [pid 5963] close(21) = -1 EBADF (Bad file descriptor) [pid 5963] close(22) = -1 EBADF (Bad file descriptor) [pid 5967] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5963] close(23) = -1 EBADF (Bad file descriptor) [pid 5963] close(24) = -1 EBADF (Bad file descriptor) [pid 5966] mkdir("./file1", 0777 [pid 5963] close(25 [pid 5966] <... mkdir resumed>) = 0 [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5963] close(26) = -1 EBADF (Bad file descriptor) [ 118.969500][ T5965] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 118.984494][ T5964] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5963] close(27 [pid 5967] symlink("./bus", NULL [pid 5963] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5967] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5967] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5966] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5963] close(28) = -1 EBADF (Bad file descriptor) [pid 5963] close(29) = -1 EBADF (Bad file descriptor) [pid 5963] exit_group(0) = ? [pid 5963] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=12 /* 0.12 s */, si_stime=31 /* 0.31 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5840] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5967] <... openat resumed>) = 4 [pid 5967] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5967] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5967] close(3) = 0 [pid 5967] close(4) = 0 [pid 5967] close(5) = 0 [pid 5967] close(6) = -1 EBADF (Bad file descriptor) [pid 5967] close(7) = -1 EBADF (Bad file descriptor) [pid 5967] close(8) = -1 EBADF (Bad file descriptor) [pid 5967] close(9) = -1 EBADF (Bad file descriptor) [pid 5967] close(10) = -1 EBADF (Bad file descriptor) [pid 5967] close(11) = -1 EBADF (Bad file descriptor) [pid 5967] close(12) = -1 EBADF (Bad file descriptor) [pid 5967] close(13) = -1 EBADF (Bad file descriptor) [pid 5967] close(14) = -1 EBADF (Bad file descriptor) [pid 5967] close(15) = -1 EBADF (Bad file descriptor) [pid 5967] close(16) = -1 EBADF (Bad file descriptor) [pid 5967] close(17) = -1 EBADF (Bad file descriptor) [pid 5967] close(18) = -1 EBADF (Bad file descriptor) [pid 5967] close(19) = -1 EBADF (Bad file descriptor) [pid 5967] close(20) = -1 EBADF (Bad file descriptor) [pid 5967] close(21) = -1 EBADF (Bad file descriptor) [pid 5967] close(22) = -1 EBADF (Bad file descriptor) [pid 5967] close(23) = -1 EBADF (Bad file descriptor) [pid 5967] close(24) = -1 EBADF (Bad file descriptor) [pid 5967] close(25) = -1 EBADF (Bad file descriptor) [pid 5967] close(26) = -1 EBADF (Bad file descriptor) [pid 5967] close(27) = -1 EBADF (Bad file descriptor) [pid 5967] close(28) = -1 EBADF (Bad file descriptor) [pid 5967] close(29) = -1 EBADF (Bad file descriptor) [pid 5967] exit_group(0) = ? [pid 5967] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=45 /* 0.45 s */} --- [ 119.084118][ T5964] JBD2: Ignoring recovery information on journal [ 119.084548][ T5965] JBD2: Ignoring recovery information on journal [ 119.105310][ T5966] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5841] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./7/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./7/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [ 119.159150][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5840] close(4) = 0 [pid 5840] rmdir("./7/file1") = 0 [pid 5840] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5965] <... mount resumed>) = 0 [pid 5965] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5840] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5965] <... openat resumed>) = 3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5965] chdir("./file1" [pid 5840] unlink("./7/binderfs" [pid 5965] <... chdir resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5965] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5840] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5965] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5965] symlink("./bus", NULL [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./7/cgroup.net") = 0 [pid 5840] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./7/cgroup.cpu") = 0 [pid 5840] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./7/cgroup") = 0 [pid 5840] getdents64(3, [pid 5965] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5964] <... mount resumed>) = 0 [pid 5965] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5964] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./7") = 0 [ 119.223683][ T5966] JBD2: Ignoring recovery information on journal [ 119.224947][ T5965] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 119.232916][ T5841] ocfs2: Unmounting device (7,2) on (node local) [ 119.261186][ T5964] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 5840] mkdir("./8", 0777 [pid 5964] <... openat resumed>) = 3 [pid 5840] <... mkdir resumed>) = 0 [pid 5964] chdir("./file1" [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5964] <... chdir resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5965] <... openat resumed>) = 4 [pid 5840] <... ioctl resumed>) = 0 [pid 5964] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] close(3 [pid 5965] fallocate(-1, 0, 0, 1049072 [pid 5964] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] <... umount2 resumed>) = 0 [pid 5964] symlink("./bus", NULL [pid 5965] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5965] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5964] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5841] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5965] <... open resumed>) = 5 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5964] <... openat resumed>) = 4 [pid 5841] newfstatat(AT_FDCWD, "./7/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5965] close(3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5965] <... close resumed>) = 0 [pid 5964] fallocate(-1, 0, 0, 1049072 [pid 5841] openat(AT_FDCWD, "./7/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5965] close(4 [pid 5964] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... openat resumed>) = 4 [pid 5965] <... close resumed>) = 0 [pid 5964] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5965] close(5 [pid 5964] <... open resumed>) = 5 [pid 5841] getdents64(4, [pid 5964] close(3 [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, [pid 5965] <... close resumed>) = 0 [pid 5964] <... close resumed>) = 0 [pid 5964] close(4 [pid 5966] <... mount resumed>) = 0 [pid 5965] close(6 [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5966] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = 0 [pid 5966] <... openat resumed>) = 3 [pid 5965] close(7 [pid 5964] close(5 [pid 5841] close(4 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5965] close(8 [pid 5964] close(6 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] rmdir("./7/file1") = 0 [pid 5965] close(9 [pid 5964] close(7 [pid 5841] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5965] close(10 [pid 5964] close(8 [pid 5841] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] close(11 [pid 5964] close(9 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] close(12 [pid 5841] unlink("./7/binderfs" [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(10 [pid 5965] close(13 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(11 [pid 5965] close(14 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(12 [pid 5965] close(15 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(13 [pid 5965] close(16 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 119.346506][ T5966] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5964] close(14 [pid 5841] <... unlink resumed>) = 0 [pid 5965] close(17 [pid 5966] chdir("./file1" [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5966] <... chdir resumed>) = 0 [pid 5965] close(18 [pid 5964] close(15 [pid 5966] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5966] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5965] close(19 [pid 5964] close(16 [pid 5966] symlink("./bus", NULL [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5966] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5965] close(20 [pid 5964] close(17 [pid 5966] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5966] <... openat resumed>) = 4 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] fallocate(-1, 0, 0, 1049072 [pid 5965] close(21 [pid 5841] unlink("./7/cgroup.net" [pid 5964] close(18 [pid 5966] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5965] close(22 [pid 5841] <... unlink resumed>) = 0 [pid 5966] <... open resumed>) = 5 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(19 [pid 5841] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5965] close(23 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(20 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5965] close(24 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(21 [pid 5841] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 5966] close(3 [pid 5965] close(25 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] <... close resumed>) = 0 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5966] close(4 [pid 5965] close(26 [pid 5964] close(22 [pid 5841] unlink("./7/cgroup.cpu" [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] <... close resumed>) = 0 [pid 5965] close(27 [pid 5964] close(23 [pid 5841] <... unlink resumed>) = 0 [pid 5966] close(5 [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] <... close resumed>) = 0 [pid 5965] close(28 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(24 [pid 5965] close(29 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5965] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] close(25 [pid 5841] newfstatat(AT_FDCWD, "./7/cgroup", [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] close(6 [pid 5964] close(26 [pid 5965] exit_group(0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5965] <... exit_group resumed>) = ? [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] unlink("./7/cgroup" [pid 5966] close(7) = -1 EBADF (Bad file descriptor) [pid 5966] close(8) = -1 EBADF (Bad file descriptor) [pid 5966] close(9) = -1 EBADF (Bad file descriptor) [pid 5966] close(10) = -1 EBADF (Bad file descriptor) [pid 5966] close(11) = -1 EBADF (Bad file descriptor) [pid 5966] close(12) = -1 EBADF (Bad file descriptor) [pid 5966] close(13 [pid 5964] close(27 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... unlink resumed>) = 0 [pid 5966] close(14 [pid 5965] +++ exited with 0 +++ [pid 5964] close(28 [pid 5841] getdents64(3, [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] close(3 [pid 5964] close(29 [pid 5966] close(15) = -1 EBADF (Bad file descriptor) [pid 5966] close(16 [pid 5964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./7" [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5964] exit_group(0 [pid 5966] close(17) = -1 EBADF (Bad file descriptor) [pid 5841] <... rmdir resumed>) = 0 [pid 5964] <... exit_group resumed>) = ? [pid 5966] close(18) = -1 EBADF (Bad file descriptor) [pid 5966] close(19) = -1 EBADF (Bad file descriptor) [pid 5966] close(20) = -1 EBADF (Bad file descriptor) [pid 5966] close(21) = -1 EBADF (Bad file descriptor) [pid 5966] close(22) = -1 EBADF (Bad file descriptor) [pid 5964] +++ exited with 0 +++ [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] mkdir("./8", 0777 [pid 5966] close(23 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=37 /* 0.37 s */} --- [pid 5841] <... mkdir resumed>) = 0 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] close(24 [pid 5842] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5966] close(25 [pid 5842] <... openat resumed>) = 3 [pid 5842] newfstatat(3, "", [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, [pid 5966] close(26 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5966] close(27) = -1 EBADF (Bad file descriptor) [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 3 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5843] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5966] close(28 [pid 5843] <... openat resumed>) = 3 [pid 5841] <... ioctl resumed>) = 0 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] newfstatat(3, "", [pid 5841] close(3 [pid 5966] close(29 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5966] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5966] exit_group(0) = ? [pid 5966] +++ exited with 0 +++ [pid 5843] getdents64(3, [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=39 /* 0.39 s */} --- [pid 5838] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5843] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5838] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = 0 [pid 5842] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./7/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./7/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./7/file1") = 0 [ 119.499671][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5842] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./7/binderfs") = 0 [pid 5842] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./7/cgroup.net") = 0 [pid 5842] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./7/cgroup.cpu") = 0 [pid 5842] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./7/cgroup") = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [ 119.559618][ T5843] ocfs2: Unmounting device (7,4) on (node local) [ 119.576522][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5842] rmdir("./7" [pid 5843] <... umount2 resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5843] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] mkdir("./8", 0777 [pid 5838] <... umount2 resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... mkdir resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./7/file1", [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5838] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] close(3 [pid 5843] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] newfstatat(AT_FDCWD, "./7/file1", [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./7/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./7/file1") = 0 [pid 5843] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./7/binderfs") = 0 [pid 5843] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./7/cgroup.net" [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5843] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./7/cgroup.cpu" [pid 5838] umount2("./7/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... unlink resumed>) = 0 [pid 5843] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./7/cgroup", ./strace-static-x86_64: Process 5978 attached {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5978] set_robust_list(0x555568916660, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 10 [pid 5838] openat(AT_FDCWD, "./7/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5978] <... set_robust_list resumed>) = 0 [pid 5838] <... openat resumed>) = 4 [pid 5843] unlink("./7/cgroup") = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./7" [pid 5838] newfstatat(4, "", [pid 5978] chdir("./8" [pid 5843] <... rmdir resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5978] <... chdir resumed>) = 0 [pid 5843] mkdir("./8", 0777 [pid 5838] getdents64(4, [pid 5978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] <... mkdir resumed>) = 0 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5978] <... prctl resumed>) = 0 [pid 5838] getdents64(4, [pid 5978] setpgid(0, 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5838] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5978] <... setpgid resumed>) = 0 [pid 5843] <... ioctl resumed>) = 0 [pid 5838] close(4 [pid 5843] close(3 [pid 5978] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5838] <... close resumed>) = 0 [pid 5838] rmdir("./7/file1") = 0 [pid 5978] <... symlink resumed>) = 0 [pid 5838] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5978] <... symlink resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5978] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5838] unlink("./7/binderfs" [pid 5978] <... symlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5978] <... openat resumed>) = 3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5978] write(3, "1000", 4 [pid 5838] unlink("./7/cgroup.net") = 0 [pid 5978] <... write resumed>) = 4 [pid 5978] close(3 [pid 5838] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./7/cgroup.cpu" [pid 5978] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5978] write(1, "executing program\n", 18 [pid 5838] <... unlink resumed>) = 0 [pid 5978] <... write resumed>) = 18 [pid 5838] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5978] memfd_create("syzkaller", 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5978] <... memfd_create resumed>) = 3 [pid 5838] newfstatat(AT_FDCWD, "./7/cgroup", [pid 5978] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./7/cgroup") = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./7") = 0 [pid 5838] mkdir("./8", 0777) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5838] ioctl(3, LOOP_CLR_FD) = 0 [pid 5838] close(3 [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5979 attached [pid 5979] set_robust_list(0x555568916660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 10 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5979] chdir("./8") = 0 [pid 5979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5979] setpgid(0, 0) = 0 [pid 5979] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 5979] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 5979] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5979] write(3, "1000", 4) = 4 [pid 5979] close(3) = 0 [pid 5979] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5979] write(1, "executing program\n", 18) = 18 [pid 5979] memfd_create("syzkaller", 0) = 3 [pid 5979] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5978] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5842] <... close resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555568916650) = 10 ./strace-static-x86_64: Process 5980 attached [pid 5843] <... close resumed>) = 0 [pid 5980] set_robust_list(0x555568916660, 24) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5980] chdir("./8") = 0 [pid 5980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5980] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5981 attached [pid 5980] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5981] set_robust_list(0x555568916660, 24 [pid 5980] <... symlink resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 10 [pid 5981] <... set_robust_list resumed>) = 0 [pid 5981] chdir("./8") = 0 [pid 5980] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5981] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5980] <... symlink resumed>) = 0 [pid 5981] setpgid(0, 0 [pid 5980] symlink("/syzcgroup/net/syz3", "./cgroup.net"executing program [pid 5981] <... setpgid resumed>) = 0 [pid 5980] <... symlink resumed>) = 0 [pid 5981] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5981] <... symlink resumed>) = 0 [pid 5980] write(3, "1000", 4 [pid 5981] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5980] <... write resumed>) = 4 [pid 5981] <... symlink resumed>) = 0 [pid 5980] close(3) = 0 [pid 5980] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5981] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5980] write(1, "executing program\n", 18 [pid 5981] <... symlink resumed>) = 0 [pid 5980] <... write resumed>) = 18 [pid 5980] memfd_create("syzkaller", 0 [pid 5981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5980] <... memfd_create resumed>) = 3 [pid 5980] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5981] write(3, "1000", 4) = 4 [pid 5838] <... close resumed>) = 0 [pid 5981] close(3) = 0 [pid 5981] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5981] write(1, "executing program\n", 18executing program ) = 18 [pid 5981] memfd_create("syzkaller", 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5981] <... memfd_create resumed>) = 3 [pid 5981] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 ./strace-static-x86_64: Process 5982 attached [pid 5982] set_robust_list(0x555568916660, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 10 [pid 5982] <... set_robust_list resumed>) = 0 [pid 5982] chdir("./8") = 0 [pid 5982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5982] setpgid(0, 0) = 0 [pid 5982] symlink("/syzcgroup/unified/syz0", "./cgroup"executing program ) = 0 [pid 5982] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5982] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5982] write(3, "1000", 4) = 4 [pid 5982] close(3) = 0 [pid 5982] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5982] write(1, "executing program\n", 18) = 18 [pid 5982] memfd_create("syzkaller", 0) = 3 [pid 5982] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5979] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5981] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5982] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5980] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5978] <... write resumed>) = 16777216 [pid 5978] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5978] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5978] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5978] close(3) = 0 [pid 5978] close(4) = 0 [pid 5978] mkdir("./file1", 0777) = 0 [ 120.801468][ T5978] loop1: detected capacity change from 0 to 32768 [ 120.891739][ T5978] JBD2: Ignoring recovery information on journal [ 120.999837][ T5978] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 5978] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"...) = 0 [pid 5978] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5979] <... write resumed>) = 16777216 [pid 5978] <... openat resumed>) = 3 [pid 5979] munmap(0x7fe2ecc00000, 138412032 [pid 5978] chdir("./file1") = 0 [pid 5978] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5978] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5979] <... munmap resumed>) = 0 [pid 5978] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5979] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5979] ioctl(4, LOOP_SET_FD, 3 [pid 5981] <... write resumed>) = 16777216 [pid 5979] <... ioctl resumed>) = 0 [pid 5978] <... openat resumed>) = 4 [pid 5979] close(3 [pid 5978] fallocate(-1, 0, 0, 1049072 [pid 5979] <... close resumed>) = 0 [pid 5978] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] close(4 [pid 5978] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5981] munmap(0x7fe2ecc00000, 138412032 [pid 5979] <... close resumed>) = 0 [pid 5978] <... open resumed>) = 5 [pid 5979] mkdir("./file1", 0777 [pid 5978] close(3 [pid 5979] <... mkdir resumed>) = 0 [pid 5979] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5978] <... close resumed>) = 0 [ 121.142768][ T5979] loop2: detected capacity change from 0 to 32768 [pid 5981] <... munmap resumed>) = 0 [pid 5978] close(4 [pid 5981] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5978] <... close resumed>) = 0 [pid 5981] <... openat resumed>) = 4 [pid 5981] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5978] close(5) = 0 [pid 5978] close(6) = -1 EBADF (Bad file descriptor) [pid 5978] close(7) = -1 EBADF (Bad file descriptor) [pid 5978] close(8 [pid 5981] close(3) = 0 [pid 5981] close(4) = 0 [pid 5981] mkdir("./file1", 0777) = 0 [pid 5978] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5978] close(9) = -1 EBADF (Bad file descriptor) [pid 5978] close(10) = -1 EBADF (Bad file descriptor) [pid 5981] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5978] close(11) = -1 EBADF (Bad file descriptor) [pid 5978] close(12) = -1 EBADF (Bad file descriptor) [pid 5978] close(13) = -1 EBADF (Bad file descriptor) [pid 5978] close(14) = -1 EBADF (Bad file descriptor) [pid 5978] close(15) = -1 EBADF (Bad file descriptor) [pid 5978] close(16) = -1 EBADF (Bad file descriptor) [pid 5978] close(17) = -1 EBADF (Bad file descriptor) [pid 5978] close(18) = -1 EBADF (Bad file descriptor) [pid 5978] close(19) = -1 EBADF (Bad file descriptor) [pid 5978] close(20) = -1 EBADF (Bad file descriptor) [ 121.211191][ T5981] loop4: detected capacity change from 0 to 32768 [ 121.228205][ T5979] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5978] close(21) = -1 EBADF (Bad file descriptor) [pid 5978] close(22) = -1 EBADF (Bad file descriptor) [pid 5978] close(23) = -1 EBADF (Bad file descriptor) [pid 5978] close(24) = -1 EBADF (Bad file descriptor) [pid 5978] close(25) = -1 EBADF (Bad file descriptor) [pid 5978] close(26) = -1 EBADF (Bad file descriptor) [pid 5978] close(27) = -1 EBADF (Bad file descriptor) [pid 5978] close(28) = -1 EBADF (Bad file descriptor) [pid 5978] close(29) = -1 EBADF (Bad file descriptor) [pid 5978] exit_group(0) = ? [pid 5978] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 121.276152][ T5981] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 121.294166][ T5979] JBD2: Ignoring recovery information on journal [pid 5840] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5982] <... write resumed>) = 16777216 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5982] munmap(0x7fe2ecc00000, 138412032 [pid 5980] <... write resumed>) = 16777216 [pid 5982] <... munmap resumed>) = 0 [pid 5979] <... mount resumed>) = 0 [pid 5982] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5980] munmap(0x7fe2ecc00000, 138412032 [pid 5979] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5982] ioctl(4, LOOP_SET_FD, 3 [pid 5979] <... openat resumed>) = 3 [pid 5979] chdir("./file1") = 0 [pid 5979] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5979] symlink("./bus", NULL) = -1 EFAULT (Bad address) [ 121.367702][ T5979] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 121.392879][ T5981] JBD2: Ignoring recovery information on journal [ 121.410226][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5979] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5980] <... munmap resumed>) = 0 [pid 5980] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 5980] ioctl(4, LOOP_SET_FD, 3 [pid 5982] <... ioctl resumed>) = 0 [pid 5979] <... openat resumed>) = 4 [pid 5982] close(3) = 0 [pid 5982] close(4) = 0 [pid 5979] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = 0 [pid 5979] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5840] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5979] close(3 [pid 5840] newfstatat(AT_FDCWD, "./8/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5982] mkdir("./file1", 0777 [pid 5840] openat(AT_FDCWD, "./8/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5982] <... mkdir resumed>) = 0 [pid 5980] <... ioctl resumed>) = 0 [pid 5979] <... close resumed>) = 0 [pid 5840] <... openat resumed>) = 4 [pid 5982] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5979] close(4) = 0 [pid 5979] close(5) = 0 [pid 5979] close(6 [pid 5840] newfstatat(4, "", [pid 5980] close(3 [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5980] <... close resumed>) = 0 [pid 5979] close(7 [pid 5840] getdents64(4, [pid 5980] close(4 [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5980] <... close resumed>) = 0 [pid 5979] close(8 [pid 5840] getdents64(4, [pid 5980] mkdir("./file1", 0777 [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5980] <... mkdir resumed>) = 0 [pid 5979] close(9 [pid 5840] close(4 [pid 5980] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... close resumed>) = 0 [pid 5979] close(10 [ 121.460166][ T5982] loop0: detected capacity change from 0 to 32768 [ 121.460880][ T5980] loop3: detected capacity change from 0 to 32768 [pid 5840] rmdir("./8/file1" [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... rmdir resumed>) = 0 [pid 5979] close(11 [pid 5840] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5979] close(12 [pid 5840] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5979] close(13) = -1 EBADF (Bad file descriptor) [pid 5979] close(14) = -1 EBADF (Bad file descriptor) [pid 5979] close(15) = -1 EBADF (Bad file descriptor) [pid 5979] close(16) = -1 EBADF (Bad file descriptor) [pid 5979] close(17) = -1 EBADF (Bad file descriptor) [pid 5840] unlink("./8/binderfs") = 0 [pid 5979] close(18 [pid 5840] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] close(19 [pid 5840] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5979] close(20 [pid 5840] unlink("./8/cgroup.net" [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... unlink resumed>) = 0 [pid 5979] close(21 [pid 5840] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 121.530014][ T5981] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 121.552270][ T5982] JBD2: Ignoring recovery information on journal [pid 5979] close(22 [pid 5840] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5981] <... mount resumed>) = 0 [pid 5979] close(23 [pid 5840] unlink("./8/cgroup.cpu" [pid 5981] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... unlink resumed>) = 0 [pid 5979] close(24 [pid 5840] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5979] close(25 [pid 5840] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5981] chdir("./file1" [pid 5979] close(26 [pid 5840] unlink("./8/cgroup") = 0 [pid 5979] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5979] close(27) = -1 EBADF (Bad file descriptor) [pid 5979] close(28) = -1 EBADF (Bad file descriptor) [pid 5979] close(29) = -1 EBADF (Bad file descriptor) [pid 5979] exit_group(0) = ? [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./8") = 0 [pid 5840] mkdir("./9", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5981] <... chdir resumed>) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5979] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=11 /* 0.11 s */, si_stime=39 /* 0.39 s */} --- [pid 5841] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] close(3 [pid 5841] getdents64(3, [pid 5981] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5981] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5981] symlink("./bus", NULL) = -1 EFAULT (Bad address) [ 121.593975][ T5980] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5981] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5981] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5981] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [ 121.670076][ T5980] JBD2: Ignoring recovery information on journal [pid 5981] close(3) = 0 [pid 5981] close(4) = 0 [pid 5981] close(5) = 0 [pid 5981] close(6) = -1 EBADF (Bad file descriptor) [pid 5981] close(7) = -1 EBADF (Bad file descriptor) [pid 5981] close(8) = -1 EBADF (Bad file descriptor) [pid 5981] close(9) = -1 EBADF (Bad file descriptor) [pid 5981] close(10) = -1 EBADF (Bad file descriptor) [pid 5981] close(11) = -1 EBADF (Bad file descriptor) [pid 5981] close(12) = -1 EBADF (Bad file descriptor) [pid 5981] close(13) = -1 EBADF (Bad file descriptor) [pid 5981] close(14) = -1 EBADF (Bad file descriptor) [pid 5981] close(15) = -1 EBADF (Bad file descriptor) [pid 5981] close(16) = -1 EBADF (Bad file descriptor) [pid 5981] close(17) = -1 EBADF (Bad file descriptor) [pid 5981] close(18) = -1 EBADF (Bad file descriptor) [pid 5981] close(19) = -1 EBADF (Bad file descriptor) [pid 5981] close(20) = -1 EBADF (Bad file descriptor) [pid 5981] close(21) = -1 EBADF (Bad file descriptor) [pid 5981] close(22) = -1 EBADF (Bad file descriptor) [pid 5981] close(23 [pid 5982] <... mount resumed>) = 0 [pid 5981] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5981] close(24) = -1 EBADF (Bad file descriptor) [pid 5981] close(25) = -1 EBADF (Bad file descriptor) [pid 5981] close(26) = -1 EBADF (Bad file descriptor) [pid 5981] close(27) = -1 EBADF (Bad file descriptor) [ 121.711296][ T5982] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 121.732242][ T5841] ocfs2: Unmounting device (7,2) on (node local) [pid 5981] close(28) = -1 EBADF (Bad file descriptor) [pid 5981] close(29) = -1 EBADF (Bad file descriptor) [pid 5981] exit_group(0) = ? [pid 5982] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5981] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=40 /* 0.40 s */} --- [pid 5843] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5982] <... openat resumed>) = 3 [pid 5843] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5982] chdir("./file1") = 0 [pid 5982] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5982] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5982] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 5982] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5982] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5982] close(3) = 0 [pid 5982] close(4) = 0 [pid 5982] close(5) = 0 [pid 5982] close(6 [pid 5841] <... umount2 resumed>) = 0 [pid 5982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5982] close(7) = -1 EBADF (Bad file descriptor) [pid 5982] close(8) = -1 EBADF (Bad file descriptor) [pid 5982] close(9) = -1 EBADF (Bad file descriptor) [pid 5982] close(10) = -1 EBADF (Bad file descriptor) [pid 5982] close(11) = -1 EBADF (Bad file descriptor) [pid 5982] close(12) = -1 EBADF (Bad file descriptor) [pid 5982] close(13) = -1 EBADF (Bad file descriptor) [pid 5982] close(14) = -1 EBADF (Bad file descriptor) [pid 5982] close(15) = -1 EBADF (Bad file descriptor) [pid 5982] close(16) = -1 EBADF (Bad file descriptor) [pid 5982] close(17) = -1 EBADF (Bad file descriptor) [pid 5982] close(18) = -1 EBADF (Bad file descriptor) [pid 5982] close(19) = -1 EBADF (Bad file descriptor) [pid 5982] close(20) = -1 EBADF (Bad file descriptor) [pid 5982] close(21) = -1 EBADF (Bad file descriptor) [pid 5982] close(22) = -1 EBADF (Bad file descriptor) [pid 5982] close(23) = -1 EBADF (Bad file descriptor) [pid 5841] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5982] close(24 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] newfstatat(AT_FDCWD, "./8/file1", [pid 5982] close(25 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5982] close(26 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] openat(AT_FDCWD, "./8/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5982] close(27 [pid 5841] <... openat resumed>) = 4 [pid 5982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] newfstatat(4, "", [pid 5982] close(28 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5982] close(29 [pid 5841] getdents64(4, [pid 5982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5982] exit_group(0 [pid 5841] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5982] <... exit_group resumed>) = ? [pid 5841] close(4 [pid 5982] +++ exited with 0 +++ [pid 5841] <... close resumed>) = 0 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=34 /* 0.34 s */} --- [pid 5841] rmdir("./8/file1") = 0 [pid 5841] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./8/binderfs") = 0 [pid 5841] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5980] <... mount resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5840] <... close resumed>) = 0 [pid 5980] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] <... openat resumed>) = 3 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] unlink("./8/cgroup.net" [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5838] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5993 attached [pid 5980] chdir("./file1" [pid 5841] <... unlink resumed>) = 0 [pid 5980] <... chdir resumed>) = 0 [pid 5841] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5993] set_robust_list(0x555568916660, 24) = 0 [pid 5980] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] chdir("./9" [pid 5980] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5993] <... chdir resumed>) = 0 [pid 5980] symlink("./bus", NULL [pid 5841] unlink("./8/cgroup.cpu" [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 11 [pid 5993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... unlink resumed>) = 0 [pid 5993] <... prctl resumed>) = 0 [pid 5841] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5993] setpgid(0, 0 [pid 5980] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] <... setpgid resumed>) = 0 [pid 5980] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5841] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./8/cgroup") = 0 [pid 5993] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5841] getdents64(3, [pid 5993] <... symlink resumed>) = 0 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 5993] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./8") = 0 [pid 5841] mkdir("./9", 0777) = 0 [pid 5993] <... symlink resumed>) = 0 [pid 5980] <... openat resumed>) = 4 [pid 5843] <... umount2 resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5993] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [ 121.870949][ T5980] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [ 121.883396][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5843] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5980] fallocate(-1, 0, 0, 1049072 [pid 5841] <... openat resumed>) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] newfstatat(AT_FDCWD, "./8/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5993] <... openat resumed>) = 3 [pid 5843] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./8/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5993] write(3, "1000", 4 [pid 5980] close(3 [pid 5843] newfstatat(4, "", [pid 5993] <... write resumed>) = 4 [pid 5980] <... close resumed>) = 0 [pid 5993] close(3 [pid 5980] close(4 [pid 5993] <... close resumed>) = 0 [pid 5980] <... close resumed>) = 0 [pid 5838] <... umount2 resumed>) = 0 [pid 5993] symlink("/dev/binderfs", "./binderfs" [pid 5980] close(5 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5980] <... close resumed>) = 0 [pid 5843] getdents64(4, [pid 5993] <... symlink resumed>) = 0 [pid 5980] close(6) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5993] write(1, "executing program\n", 18 [pid 5980] close(7 [pid 5843] getdents64(4, [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5993] <... write resumed>) = 18 [pid 5980] close(8 [pid 5843] close(4 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5980] close(9 [pid 5843] <... close resumed>) = 0 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] close(10 [pid 5843] rmdir("./8/file1" [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... rmdir resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./8/file1", [pid 5980] close(11 [pid 5843] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] close(12 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] close(13 [pid 5843] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5838] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] close(14 [pid 5843] unlink("./8/binderfs" [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] close(15 [pid 5843] <... unlink resumed>) = 0 [pid 5838] openat(AT_FDCWD, "./8/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... openat resumed>) = 4 [pid 5993] memfd_create("syzkaller", 0 [pid 5980] close(16 [pid 5993] <... memfd_create resumed>) = 3 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 121.930179][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5993] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5980] close(17 [pid 5843] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5838] newfstatat(4, "", [pid 5993] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5980] close(18 [pid 5843] unlink("./8/cgroup.net" [pid 5838] getdents64(4, [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... unlink resumed>) = 0 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5980] close(19 [pid 5843] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] close(4 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... close resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 5838] rmdir("./8/file1" [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] close(20 [pid 5838] <... rmdir resumed>) = 0 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] unlink("./8/cgroup.cpu" [pid 5980] close(21 [pid 5838] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... unlink resumed>) = 0 [pid 5980] close(22 [pid 5843] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5980] close(23 [pid 5843] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] close(24 [pid 5843] unlink("./8/cgroup" [pid 5838] unlink("./8/binderfs" [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... unlink resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5980] close(25 [pid 5843] getdents64(3, [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5980] close(26) = -1 EBADF (Bad file descriptor) [pid 5980] close(27) = -1 EBADF (Bad file descriptor) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] close(28 [pid 5843] close(3 [pid 5838] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... close resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5980] close(29 [pid 5843] rmdir("./8" [pid 5838] unlink("./8/cgroup.net" [pid 5980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... rmdir resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5980] exit_group(0 [pid 5838] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] mkdir("./9", 0777 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5980] <... exit_group resumed>) = ? [pid 5843] <... mkdir resumed>) = 0 [pid 5838] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5838] unlink("./8/cgroup.cpu" [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5838] <... unlink resumed>) = 0 [pid 5843] <... ioctl resumed>) = 0 [pid 5843] close(3 [pid 5838] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5980] +++ exited with 0 +++ [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./8/cgroup") = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] close(3 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=42 /* 0.42 s */} --- [pid 5838] <... close resumed>) = 0 [pid 5838] rmdir("./8") = 0 [pid 5838] mkdir("./9", 0777 [pid 5842] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... mkdir resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 3 [pid 5842] <... openat resumed>) = 3 [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5842] newfstatat(3, "", [pid 5838] <... ioctl resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] close(3 [pid 5842] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 122.142888][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5842] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5842] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./8/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./8/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./8/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./8/file1") = 0 [pid 5842] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./8/binderfs") = 0 [pid 5842] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./8/cgroup.net") = 0 [pid 5842] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./8/cgroup.cpu") = 0 [pid 5842] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./8/cgroup") = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./8") = 0 [pid 5842] mkdir("./9", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5994 attached , child_tidptr=0x555568916650) = 11 [pid 5994] set_robust_list(0x555568916660, 24) = 0 [pid 5994] chdir("./9") = 0 [pid 5994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5994] setpgid(0, 0) = 0 [pid 5994] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 5994] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 5994] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 5994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5994] write(3, "1000", 4 [pid 5843] <... close resumed>) = 0 [pid 5994] <... write resumed>) = 4 [pid 5994] close(3) = 0 [pid 5994] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5994] write(1, "executing program\n", 18./strace-static-x86_64: Process 5995 attached ) = 18 [pid 5993] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 11 [pid 5995] set_robust_list(0x555568916660, 24 [pid 5994] memfd_create("syzkaller", 0 [pid 5995] <... set_robust_list resumed>) = 0 [pid 5994] <... memfd_create resumed>) = 3 [pid 5995] chdir("./9" [pid 5994] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5995] <... chdir resumed>) = 0 [pid 5994] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... close resumed>) = 0 [pid 5995] <... prctl resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5995] setpgid(0, 0./strace-static-x86_64: Process 5996 attached ) = 0 [pid 5996] set_robust_list(0x555568916660, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 11 [pid 5996] <... set_robust_list resumed>) = 0 [pid 5995] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5996] chdir("./9" [pid 5995] <... symlink resumed>) = 0 [pid 5996] <... chdir resumed>) = 0 [pid 5995] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5995] <... symlink resumed>) = 0 [pid 5996] setpgid(0, 0 [pid 5995] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5996] <... setpgid resumed>) = 0 [pid 5995] <... symlink resumed>) = 0 [pid 5996] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5996] <... symlink resumed>) = 0 [pid 5995] <... openat resumed>) = 3 [pid 5996] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5995] write(3, "1000", 4 [pid 5996] <... symlink resumed>) = 0 [pid 5995] <... write resumed>) = 4 [pid 5996] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5995] close(3executing program ) = 0 [pid 5995] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5996] <... symlink resumed>) = 0 [pid 5995] write(1, "executing program\n", 18) = 18 [pid 5996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5995] memfd_create("syzkaller", 0) = 3 [pid 5996] <... openat resumed>) = 3 [pid 5995] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5996] write(3, "1000", 4) = 4 [pid 5996] close(3) = 0 [pid 5996] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5996] write(1, "executing program\n", 18) = 18 [pid 5996] memfd_create("syzkaller", 0) = 3 [pid 5996] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5842] <... close resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5997 attached [pid 5997] set_robust_list(0x555568916660, 24 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 11 [pid 5997] <... set_robust_list resumed>) = 0 [pid 5997] chdir("./9") = 0 [pid 5997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5997] setpgid(0, 0) = 0 [pid 5997] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 5997] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 5997] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 5997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5997] write(3, "1000", 4) = 4 [pid 5997] close(3) = 0 [pid 5997] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5997] write(1, "executing program\n", 18executing program ) = 18 [pid 5997] memfd_create("syzkaller", 0) = 3 [pid 5997] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5994] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5997] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5996] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5993] <... write resumed>) = 16777216 [pid 5995] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5993] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5993] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5993] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5993] close(3) = 0 [pid 5993] close(4) = 0 [pid 5993] mkdir("./file1", 0777) = 0 [ 123.060718][ T5993] loop1: detected capacity change from 0 to 32768 [ 123.138569][ T5993] JBD2: Ignoring recovery information on journal [pid 5993] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"...) = 0 [pid 5993] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 5993] chdir("./file1") = 0 [ 123.325286][ T5993] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 5993] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5993] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5993] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5997] <... write resumed>) = 16777216 [pid 5993] <... openat resumed>) = 4 [pid 5993] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5993] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5997] munmap(0x7fe2ecc00000, 138412032 [pid 5993] <... open resumed>) = 5 [pid 5997] <... munmap resumed>) = 0 [pid 5993] close(3) = 0 [pid 5997] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5993] close(4) = 0 [pid 5993] close(5) = 0 [pid 5997] <... openat resumed>) = 4 [pid 5993] close(6) = -1 EBADF (Bad file descriptor) [pid 5997] ioctl(4, LOOP_SET_FD, 3 [pid 5993] close(7) = -1 EBADF (Bad file descriptor) [pid 5993] close(8) = -1 EBADF (Bad file descriptor) [pid 5993] close(9) = -1 EBADF (Bad file descriptor) [pid 5993] close(10) = -1 EBADF (Bad file descriptor) [pid 5993] close(11 [pid 5997] <... ioctl resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5993] close(12 [pid 5997] close(3 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5993] close(13 [pid 5997] <... close resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] close(4 [pid 5993] close(14 [pid 5997] <... close resumed>) = 0 [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5997] mkdir("./file1", 0777 [pid 5993] close(15) = -1 EBADF (Bad file descriptor) [pid 5997] <... mkdir resumed>) = 0 [pid 5993] close(16 [pid 5997] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5993] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 123.456052][ T5997] loop3: detected capacity change from 0 to 32768 [pid 5993] close(17) = -1 EBADF (Bad file descriptor) [pid 5993] close(18) = -1 EBADF (Bad file descriptor) [pid 5993] close(19) = -1 EBADF (Bad file descriptor) [pid 5993] close(20) = -1 EBADF (Bad file descriptor) [pid 5993] close(21) = -1 EBADF (Bad file descriptor) [pid 5993] close(22) = -1 EBADF (Bad file descriptor) [pid 5993] close(23) = -1 EBADF (Bad file descriptor) [pid 5993] close(24) = -1 EBADF (Bad file descriptor) [pid 5993] close(25) = -1 EBADF (Bad file descriptor) [pid 5993] close(26) = -1 EBADF (Bad file descriptor) [pid 5993] close(27) = -1 EBADF (Bad file descriptor) [pid 5993] close(28) = -1 EBADF (Bad file descriptor) [pid 5993] close(29) = -1 EBADF (Bad file descriptor) [pid 5993] exit_group(0) = ? [pid 5993] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=33 /* 0.33 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5840] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 123.580644][ T5997] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5840] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5996] <... write resumed>) = 16777216 [ 123.626657][ T5997] JBD2: Ignoring recovery information on journal [ 123.644534][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5996] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 5996] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5996] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5996] close(3 [pid 5994] <... write resumed>) = 16777216 [pid 5996] <... close resumed>) = 0 [pid 5994] munmap(0x7fe2ecc00000, 138412032 [pid 5996] close(4 [pid 5995] <... write resumed>) = 16777216 [pid 5996] <... close resumed>) = 0 [pid 5994] <... munmap resumed>) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5996] mkdir("./file1", 0777 [pid 5994] openat(AT_FDCWD, "/dev/loop2", O_RDWR [ 123.690484][ T5996] loop0: detected capacity change from 0 to 32768 [pid 5840] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5996] <... mkdir resumed>) = 0 [pid 5995] munmap(0x7fe2ecc00000, 138412032 [pid 5994] <... openat resumed>) = 4 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5996] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5994] ioctl(4, LOOP_SET_FD, 3 [pid 5840] newfstatat(AT_FDCWD, "./9/file1", [pid 5994] <... ioctl resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./9/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, [pid 5994] close(3 [pid 5840] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5994] <... close resumed>) = 0 [pid 5840] getdents64(4, [pid 5994] close(4 [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5994] <... close resumed>) = 0 [pid 5994] mkdir("./file1", 0777 [pid 5840] close(4 [pid 5995] <... munmap resumed>) = 0 [pid 5994] <... mkdir resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5840] rmdir("./9/file1") = 0 [pid 5994] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5840] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./9/binderfs") = 0 [pid 5840] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./9/cgroup.net") = 0 [pid 5840] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5995] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./9/cgroup.cpu") = 0 [ 123.740049][ T5994] loop2: detected capacity change from 0 to 32768 [ 123.772362][ T5997] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 5840] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5997] <... mount resumed>) = 0 [pid 5995] ioctl(4, LOOP_SET_FD, 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5997] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5997] <... openat resumed>) = 3 [pid 5840] unlink("./9/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3 [pid 5997] chdir("./file1" [pid 5840] <... close resumed>) = 0 [pid 5997] <... chdir resumed>) = 0 [pid 5840] rmdir("./9" [pid 5997] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] <... rmdir resumed>) = 0 [pid 5997] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] mkdir("./10", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5997] symlink("./bus", NULL [pid 5840] <... openat resumed>) = 3 [pid 5997] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5997] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5840] <... ioctl resumed>) = 0 [pid 5840] close(3 [pid 5995] <... ioctl resumed>) = 0 [pid 5995] close(3) = 0 [pid 5995] close(4) = 0 [pid 5995] mkdir("./file1", 0777) = 0 [ 123.799421][ T5994] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 123.808884][ T5995] loop4: detected capacity change from 0 to 32768 [ 123.823605][ T5996] JBD2: Ignoring recovery information on journal [pid 5995] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5997] <... openat resumed>) = 4 [pid 5997] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5997] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5997] close(3) = 0 [pid 5997] close(4) = 0 [pid 5997] close(5) = 0 [pid 5997] close(6) = -1 EBADF (Bad file descriptor) [pid 5997] close(7) = -1 EBADF (Bad file descriptor) [pid 5997] close(8) = -1 EBADF (Bad file descriptor) [pid 5997] close(9) = -1 EBADF (Bad file descriptor) [pid 5997] close(10) = -1 EBADF (Bad file descriptor) [pid 5997] close(11) = -1 EBADF (Bad file descriptor) [pid 5997] close(12) = -1 EBADF (Bad file descriptor) [pid 5997] close(13) = -1 EBADF (Bad file descriptor) [pid 5997] close(14) = -1 EBADF (Bad file descriptor) [pid 5997] close(15) = -1 EBADF (Bad file descriptor) [ 123.930254][ T5995] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 123.941120][ T5994] JBD2: Ignoring recovery information on journal [pid 5997] close(16) = -1 EBADF (Bad file descriptor) [pid 5997] close(17) = -1 EBADF (Bad file descriptor) [pid 5997] close(18) = -1 EBADF (Bad file descriptor) [pid 5997] close(19) = -1 EBADF (Bad file descriptor) [pid 5997] close(20) = -1 EBADF (Bad file descriptor) [pid 5997] close(21) = -1 EBADF (Bad file descriptor) [pid 5997] close(22) = -1 EBADF (Bad file descriptor) [pid 5997] close(23) = -1 EBADF (Bad file descriptor) [pid 5997] close(24) = -1 EBADF (Bad file descriptor) [pid 5997] close(25) = -1 EBADF (Bad file descriptor) [pid 5997] close(26) = -1 EBADF (Bad file descriptor) [pid 5997] close(27) = -1 EBADF (Bad file descriptor) [pid 5997] close(28) = -1 EBADF (Bad file descriptor) [pid 5997] close(29) = -1 EBADF (Bad file descriptor) [pid 5997] exit_group(0) = ? [pid 5997] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=38 /* 0.38 s */} --- [pid 5842] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 124.045411][ T5995] JBD2: Ignoring recovery information on journal [pid 5842] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5996] <... mount resumed>) = 0 [pid 5996] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5994] <... mount resumed>) = 0 [pid 5996] <... openat resumed>) = 3 [pid 5994] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5996] chdir("./file1") = 0 [pid 5994] <... openat resumed>) = 3 [ 124.094982][ T5994] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [ 124.109549][ T5996] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5996] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5994] chdir("./file1" [pid 5996] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5996] symlink("./bus", NULL [pid 5994] <... chdir resumed>) = 0 [pid 5996] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5996] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5994] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5994] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 5994] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5996] <... openat resumed>) = 4 [pid 5996] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5996] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5842] <... umount2 resumed>) = 0 [pid 5996] close(3 [pid 5995] <... mount resumed>) = 0 [pid 5994] <... openat resumed>) = 4 [pid 5842] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5996] <... close resumed>) = 0 [pid 5995] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5994] fallocate(-1, 0, 0, 1049072 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5996] close(4 [pid 5995] <... openat resumed>) = 3 [pid 5994] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... close resumed>) = 0 [pid 5995] chdir("./file1" [pid 5994] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5842] newfstatat(AT_FDCWD, "./9/file1", ./strace-static-x86_64: Process 6008 attached [pid 5996] close(5 [pid 5995] <... chdir resumed>) = 0 [pid 6008] set_robust_list(0x555568916660, 24 [pid 5996] <... close resumed>) = 0 [pid 6008] <... set_robust_list resumed>) = 0 [pid 5996] close(6 [pid 6008] chdir("./10" [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5994] <... open resumed>) = 5 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 12 [pid 5996] close(7 [pid 5994] close(3 [pid 6008] <... chdir resumed>) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5996] close(8 [pid 5995] symlink("./bus", NULL [pid 5994] <... close resumed>) = 0 [pid 5842] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6008] <... prctl resumed>) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5994] close(4 [pid 6008] setpgid(0, 0 [pid 5996] close(9 [pid 5995] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6008] <... setpgid resumed>) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./9/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6008] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5996] close(10 [pid 5994] close(5 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... openat resumed>) = 4 [pid 5996] close(11 [pid 5994] <... close resumed>) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(4, "", [pid 5994] close(6 [pid 5996] close(12 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5996] close(13 [pid 5994] close(7 [pid 5842] getdents64(4, [pid 6008] <... symlink resumed>) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(14 [pid 6008] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6008] <... symlink resumed>) = 0 [pid 5996] close(15 [pid 5995] <... openat resumed>) = 4 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] fallocate(-1, 0, 0, 1049072 [pid 5994] close(8 [pid 5842] getdents64(4, [pid 6008] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5996] close(16 [pid 5995] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 6008] <... symlink resumed>) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5994] close(9 [ 124.171892][ T5842] ocfs2: Unmounting device (7,3) on (node local) [ 124.207759][ T5995] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [pid 5842] close(4 [pid 6008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5996] close(17 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... close resumed>) = 0 [pid 6008] <... openat resumed>) = 3 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... open resumed>) = 5 [pid 5842] rmdir("./9/file1" [pid 6008] write(3, "1000", 4 [pid 5996] close(18 [pid 5995] close(3 [pid 5994] close(10 [pid 5842] <... rmdir resumed>) = 0 [pid 6008] <... write resumed>) = 4 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... close resumed>) = 0 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6008] close(3 [pid 5995] close(4 [pid 5994] close(11 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6008] <... close resumed>) = 0 [pid 5996] close(19 [pid 5995] <... close resumed>) = 0 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./9/binderfs", [pid 6008] symlink("/dev/binderfs", "./binderfs" [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(5 [pid 5994] close(12 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6008] <... symlink resumed>) = 0 [pid 5996] close(20executing program [pid 6008] write(1, "executing program\n", 18 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... close resumed>) = 0 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./9/binderfs" [pid 6008] <... write resumed>) = 18 [pid 5996] close(21 [pid 5995] close(6 [pid 5994] close(13 [pid 5842] <... unlink resumed>) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6008] memfd_create("syzkaller", 0 [pid 5996] close(22 [pid 5995] close(7 [pid 5842] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6008] <... memfd_create resumed>) = 3 [pid 5996] close(23 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] close(14 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6008] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(8 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 6008] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5996] close(24 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] close(15 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(9 [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./9/cgroup.net" [pid 5996] close(25 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] close(16 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(10 [pid 5842] <... unlink resumed>) = 0 [pid 5996] close(26 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(11 [pid 5994] close(17 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5996] close(27 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(12 [pid 5994] close(18 [pid 5996] close(28 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5996] close(29 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./9/cgroup.cpu" [pid 5996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(13 [pid 5994] close(19 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(14 [pid 5994] close(20 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(15 [pid 5994] close(21 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(16 [pid 5994] close(22 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(17 [pid 5842] <... unlink resumed>) = 0 [pid 5994] close(23 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(18 [pid 5842] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5994] close(24 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5995] close(19 [pid 5994] close(25 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5995] close(20 [pid 5994] close(26 [pid 5996] exit_group(0 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5996] <... exit_group resumed>) = ? [pid 5995] close(21 [pid 5994] close(27 [pid 5996] +++ exited with 0 +++ [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] unlink("./9/cgroup" [pid 5995] close(22 [pid 5994] close(28 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=41 /* 0.41 s */} --- [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... unlink resumed>) = 0 [pid 5842] getdents64(3, [pid 5994] close(29 [pid 5995] close(23 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] close(3 [pid 5838] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] close(24 [pid 5842] <... close resumed>) = 0 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] rmdir("./9" [pid 5995] close(25 [pid 5838] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] <... rmdir resumed>) = 0 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... openat resumed>) = 3 [pid 5995] close(26 [pid 5994] exit_group(0 [pid 5842] mkdir("./10", 0777 [pid 5838] newfstatat(3, "", [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5994] <... exit_group resumed>) = ? [pid 5994] +++ exited with 0 +++ [pid 5995] close(27 [pid 5842] <... mkdir resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=38 /* 0.38 s */} --- [pid 5838] getdents64(3, [pid 5995] close(28 [pid 5842] <... openat resumed>) = 3 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5838] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5995] close(29 [pid 5842] <... ioctl resumed>) = 0 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5995] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] close(3 [pid 5995] exit_group(0) = ? [pid 5995] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=46 /* 0.46 s */} --- [pid 5841] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... openat resumed>) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 124.352825][ T5838] ocfs2: Unmounting device (7,0) on (node local) [ 124.390866][ T5841] ocfs2: Unmounting device (7,2) on (node local) [pid 5843] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = 0 [pid 5841] <... umount2 resumed>) = 0 [pid 5838] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./9/file1", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./9/file1", [pid 5838] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] openat(AT_FDCWD, "./9/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./9/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] <... openat resumed>) = 4 [pid 5841] <... openat resumed>) = 4 [pid 5838] newfstatat(4, "", [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 5838] getdents64(4, [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, [pid 5843] <... umount2 resumed>) = 0 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [ 124.422312][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5843] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] getdents64(4, [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] close(4 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] newfstatat(AT_FDCWD, "./9/file1", [pid 5841] <... close resumed>) = 0 [pid 5838] close(4 [pid 5841] rmdir("./9/file1" [pid 5838] <... close resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5838] rmdir("./9/file1" [pid 5841] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... rmdir resumed>) = 0 [pid 5843] umount2("./9/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5838] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] unlink("./9/binderfs" [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] unlink("./9/binderfs" [pid 5843] openat(AT_FDCWD, "./9/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... unlink resumed>) = 0 [pid 5838] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./9/cgroup.net" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5838] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... openat resumed>) = 4 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(4, "", [pid 5841] unlink("./9/cgroup.net" [pid 5838] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] getdents64(4, [pid 5841] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] unlink("./9/cgroup.cpu" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... unlink resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] getdents64(4, [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] unlink("./9/cgroup.cpu" [pid 5838] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] unlink("./9/cgroup" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... unlink resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5838] getdents64(3, [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] unlink("./9/cgroup" [pid 5838] close(3 [pid 5841] <... unlink resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5841] getdents64(3, [pid 5838] rmdir("./9" [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] <... rmdir resumed>) = 0 [pid 5841] close(3 [pid 5838] mkdir("./10", 0777 [pid 5841] <... close resumed>) = 0 [pid 5838] <... mkdir resumed>) = 0 [pid 5841] rmdir("./9" [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5841] <... rmdir resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5841] mkdir("./10", 0777 [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5843] close(4 [pid 5838] <... ioctl resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5838] close(3 [pid 5843] rmdir("./9/file1") = 0 [pid 5841] <... openat resumed>) = 3 [pid 5843] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... ioctl resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5841] close(3 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./9/binderfs") = 0 [pid 5843] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./9/cgroup.net") = 0 [pid 5843] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./9/cgroup.cpu") = 0 [pid 5843] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./9/cgroup") = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./9") = 0 [pid 5843] mkdir("./10", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 6008] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5842] <... close resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6009 attached [pid 6009] set_robust_list(0x555568916660, 24 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 12 [pid 6009] <... set_robust_list resumed>) = 0 [pid 6009] chdir("./10") = 0 [pid 6009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6009] setpgid(0, 0) = 0 [pid 6009] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 6009] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 6009] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 6009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6009] write(3, "1000", 4) = 4 [pid 6009] close(3executing program ) = 0 [pid 6009] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6009] write(1, "executing program\n", 18) = 18 [pid 6009] memfd_create("syzkaller", 0) = 3 [pid 6009] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6010 attached [pid 6010] set_robust_list(0x555568916660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 12 [pid 6010] <... set_robust_list resumed>) = 0 [pid 6010] chdir("./10") = 0 [pid 5838] <... close resumed>) = 0 [pid 6010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6010] setpgid(0, 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6010] <... setpgid resumed>) = 0 [pid 6010] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 6010] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 6010] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 ./strace-static-x86_64: Process 6011 attached [pid 6010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6011] set_robust_list(0x555568916660, 24) = 0 [pid 6010] <... openat resumed>) = 3 [pid 6011] chdir("./10") = 0 [pid 6011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6011] setpgid(0, 0) = 0 [pid 6011] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 6011] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5843] <... close resumed>) = 0 [pid 6011] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 6010] write(3, "1000", 4 [pid 6011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 12 [pid 6011] <... openat resumed>) = 3 [pid 6010] <... write resumed>) = 4 [pid 6011] write(3, "1000", 4 [pid 6010] close(3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6011] <... write resumed>) = 4 [pid 6010] <... close resumed>) = 0 [pid 6011] close(3 [pid 6010] symlink("/dev/binderfs", "./binderfs" [pid 6011] <... close resumed>) = 0 [pid 6011] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6012 attached ) = 0 [pid 6012] set_robust_list(0x555568916660, 24 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 12 [pid 6012] <... set_robust_list resumed>) = 0 executing program [pid 6012] chdir("./10" [pid 6011] write(1, "executing program\n", 18 [pid 6012] <... chdir resumed>) = 0 [pid 6012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6011] <... write resumed>) = 18 [pid 6012] <... prctl resumed>) = 0 executing program [pid 6012] setpgid(0, 0 [pid 6011] memfd_create("syzkaller", 0 [pid 6010] <... symlink resumed>) = 0 [pid 6012] <... setpgid resumed>) = 0 [pid 6011] <... memfd_create resumed>) = 3 [pid 6010] write(1, "executing program\n", 18 [pid 6012] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 6010] <... write resumed>) = 18 [pid 6012] <... symlink resumed>) = 0 [pid 6011] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6010] memfd_create("syzkaller", 0 [pid 6012] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 6011] <... mmap resumed>) = 0x7fe2ecc00000 [pid 6010] <... memfd_create resumed>) = 3 [pid 6012] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 6010] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6010] <... mmap resumed>) = 0x7fe2ecc00000 [pid 6012] write(3, "1000", 4) = 4 [pid 6012] close(3) = 0 [pid 6012] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6012] write(1, "executing program\n", 18) = 18 [pid 6012] memfd_create("syzkaller", 0) = 3 [pid 6012] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6009] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6008] <... write resumed>) = 16777216 [pid 6008] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6008] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 6008] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6008] close(3) = 0 [pid 6008] close(4) = 0 [pid 6008] mkdir("./file1", 0777) = 0 [ 125.299942][ T6008] loop1: detected capacity change from 0 to 32768 [pid 6008] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [ 125.347498][ T6008] JBD2: Ignoring recovery information on journal [pid 6010] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6011] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6008] <... mount resumed>) = 0 [ 125.545619][ T6008] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 6008] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6008] chdir("./file1") = 0 [pid 6008] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6008] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6008] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6008] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6008] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6008] close(3) = 0 [pid 6008] close(4 [pid 6012] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6008] <... close resumed>) = 0 [pid 6008] close(5) = 0 [pid 6008] close(6) = -1 EBADF (Bad file descriptor) [pid 6008] close(7) = -1 EBADF (Bad file descriptor) [pid 6008] close(8) = -1 EBADF (Bad file descriptor) [pid 6008] close(9) = -1 EBADF (Bad file descriptor) [pid 6008] close(10) = -1 EBADF (Bad file descriptor) [pid 6008] close(11) = -1 EBADF (Bad file descriptor) [pid 6008] close(12 [pid 6009] <... write resumed>) = 16777216 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6009] munmap(0x7fe2ecc00000, 138412032 [pid 6008] close(13) = -1 EBADF (Bad file descriptor) [pid 6008] close(14) = -1 EBADF (Bad file descriptor) [pid 6008] close(15) = -1 EBADF (Bad file descriptor) [pid 6008] close(16) = -1 EBADF (Bad file descriptor) [pid 6008] close(17) = -1 EBADF (Bad file descriptor) [pid 6008] close(18) = -1 EBADF (Bad file descriptor) [pid 6008] close(19) = -1 EBADF (Bad file descriptor) [pid 6008] close(20) = -1 EBADF (Bad file descriptor) [pid 6008] close(21) = -1 EBADF (Bad file descriptor) [pid 6008] close(22) = -1 EBADF (Bad file descriptor) [pid 6008] close(23) = -1 EBADF (Bad file descriptor) [pid 6008] close(24) = -1 EBADF (Bad file descriptor) [pid 6008] close(25) = -1 EBADF (Bad file descriptor) [pid 6008] close(26) = -1 EBADF (Bad file descriptor) [pid 6009] <... munmap resumed>) = 0 [pid 6008] close(27 [pid 6009] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6008] close(28 [pid 6009] <... openat resumed>) = 4 [pid 6008] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6009] ioctl(4, LOOP_SET_FD, 3 [pid 6008] close(29) = -1 EBADF (Bad file descriptor) [pid 6008] exit_group(0) = ? [pid 6008] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=39 /* 0.39 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5840] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6009] <... ioctl resumed>) = 0 [pid 6009] close(3) = 0 [pid 6009] close(4) = 0 [pid 6009] mkdir("./file1", 0777) = 0 [ 125.745250][ T6009] loop3: detected capacity change from 0 to 32768 [ 125.767236][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 6009] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./10/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./10/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./10/file1") = 0 [pid 5840] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./10/binderfs") = 0 [pid 5840] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./10/cgroup.net") = 0 [pid 5840] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./10/cgroup.cpu") = 0 [pid 5840] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./10/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./10") = 0 [pid 5840] mkdir("./11", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [ 125.872866][ T6009] JBD2: Ignoring recovery information on journal [pid 5840] close(3) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555568916650) = 13 ./strace-static-x86_64: Process 6017 attached [pid 6017] set_robust_list(0x555568916660, 24) = 0 [pid 6009] <... mount resumed>) = 0 [pid 6017] chdir("./11" [pid 6009] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 6017] <... chdir resumed>) = 0 [pid 6009] <... openat resumed>) = 3 [pid 6017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6009] chdir("./file1" [pid 6017] <... prctl resumed>) = 0 [pid 6009] <... chdir resumed>) = 0 [pid 6017] setpgid(0, 0 [pid 6009] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6017] <... setpgid resumed>) = 0 [pid 6009] symlink("./bus", NULL [pid 6017] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 6009] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6009] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6017] <... symlink resumed>) = 0 [pid 6017] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 6017] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 6009] <... openat resumed>) = 4 [ 126.107471][ T6009] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 6017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6009] fallocate(-1, 0, 0, 1049072 [pid 6017] <... openat resumed>) = 3 [pid 6011] <... write resumed>) = 16777216 [pid 6009] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] write(3, "1000", 4 [pid 6011] munmap(0x7fe2ecc00000, 138412032 [pid 6010] <... write resumed>) = 16777216 [pid 6009] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 6017] <... write resumed>) = 4 [pid 6017] close(3 [pid 6010] munmap(0x7fe2ecc00000, 138412032 [pid 6009] <... open resumed>) = 5 [pid 6017] <... close resumed>) = 0 [pid 6009] close(3 [pid 6017] symlink("/dev/binderfs", "./binderfs" [pid 6009] <... close resumed>) = 0 [pid 6009] close(4 [pid 6017] <... symlink resumed>) = 0 [pid 6009] <... close resumed>) = 0 [pid 6017] write(1, "executing program\n", 18 [pid 6009] close(5) = 0 executing program [pid 6009] close(6 [pid 6017] <... write resumed>) = 18 [pid 6009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] memfd_create("syzkaller", 0 [pid 6009] close(7) = -1 EBADF (Bad file descriptor) [pid 6009] close(8) = -1 EBADF (Bad file descriptor) [pid 6017] <... memfd_create resumed>) = 3 [pid 6011] <... munmap resumed>) = 0 [pid 6009] close(9 [pid 6017] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6011] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] <... mmap resumed>) = 0x7fe2ecc00000 [pid 6009] close(10 [pid 6011] <... openat resumed>) = 4 [pid 6009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] ioctl(4, LOOP_SET_FD, 3 [pid 6009] close(11) = -1 EBADF (Bad file descriptor) [pid 6010] <... munmap resumed>) = 0 [pid 6011] <... ioctl resumed>) = 0 [pid 6009] close(12 [pid 6011] close(3 [pid 6009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... close resumed>) = 0 [pid 6009] close(13 [pid 6011] close(4 [pid 6009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... close resumed>) = 0 [pid 6010] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6010] ioctl(4, LOOP_SET_FD, 3 [pid 6011] mkdir("./file1", 0777 [pid 6009] close(14 [pid 6011] <... mkdir resumed>) = 0 [pid 6009] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6009] close(15) = -1 EBADF (Bad file descriptor) [pid 6010] <... ioctl resumed>) = 0 [pid 6010] close(3) = 0 [pid 6010] close(4) = 0 [pid 6010] mkdir("./file1", 0777) = 0 [pid 6010] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6009] close(16) = -1 EBADF (Bad file descriptor) [pid 6009] close(17) = -1 EBADF (Bad file descriptor) [pid 6009] close(18) = -1 EBADF (Bad file descriptor) [pid 6009] close(19) = -1 EBADF (Bad file descriptor) [pid 6009] close(20) = -1 EBADF (Bad file descriptor) [ 126.204440][ T6011] loop0: detected capacity change from 0 to 32768 [ 126.227826][ T6010] loop2: detected capacity change from 0 to 32768 [pid 6009] close(21) = -1 EBADF (Bad file descriptor) [pid 6009] close(22) = -1 EBADF (Bad file descriptor) [pid 6009] close(23) = -1 EBADF (Bad file descriptor) [pid 6009] close(24) = -1 EBADF (Bad file descriptor) [pid 6009] close(25) = -1 EBADF (Bad file descriptor) [pid 6009] close(26) = -1 EBADF (Bad file descriptor) [pid 6009] close(27) = -1 EBADF (Bad file descriptor) [pid 6009] close(28) = -1 EBADF (Bad file descriptor) [pid 6009] close(29) = -1 EBADF (Bad file descriptor) [pid 6009] exit_group(0) = ? [pid 6009] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=45 /* 0.45 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5842] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 126.293360][ T6011] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 126.317406][ T6010] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 126.323890][ T6011] JBD2: Ignoring recovery information on journal [ 126.405848][ T5842] ocfs2: Unmounting device (7,3) on (node local) [ 126.426252][ T6010] JBD2: Ignoring recovery information on journal [pid 5842] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] <... write resumed>) = 16777216 [pid 6012] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6012] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] <... umount2 resumed>) = 0 [pid 6012] <... openat resumed>) = 4 [pid 5842] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] ioctl(4, LOOP_SET_FD, 3 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./10/file1", [pid 6017] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6012] <... ioctl resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6012] close(3) = 0 [pid 6012] close(4) = 0 [pid 5842] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] mkdir("./file1", 0777 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6012] <... mkdir resumed>) = 0 [pid 6011] <... mount resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./10/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6011] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5842] <... openat resumed>) = 4 [pid 5842] newfstatat(4, "", [pid 6012] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6011] <... openat resumed>) = 3 [pid 5842] getdents64(4, [pid 6011] chdir("./file1" [pid 5842] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 6011] <... chdir resumed>) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 6011] openat(AT_FDCWD, "/dev/loop0", O_RDWR [ 126.520036][ T6012] loop4: detected capacity change from 0 to 32768 [ 126.534671][ T6011] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 5842] close(4 [pid 6011] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... close resumed>) = 0 [pid 6011] symlink("./bus", NULL [pid 5842] rmdir("./10/file1" [pid 6011] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5842] <... rmdir resumed>) = 0 [pid 5842] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6011] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5842] unlink("./10/binderfs") = 0 [pid 5842] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6011] <... openat resumed>) = 4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 6011] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6011] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5842] unlink("./10/cgroup.net" [pid 6011] <... open resumed>) = 5 [pid 6010] <... mount resumed>) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5842] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6010] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6010] <... openat resumed>) = 3 [pid 6010] chdir("./file1") = 0 [pid 5842] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 6010] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6011] close(3 [pid 5842] unlink("./10/cgroup.cpu" [pid 6011] <... close resumed>) = 0 [pid 6010] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... unlink resumed>) = 0 [ 126.569801][ T6010] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [pid 6010] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6010] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5842] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6011] close(4) = 0 [pid 6010] <... openat resumed>) = 4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6011] close(5 [pid 6010] fallocate(-1, 0, 0, 1049072 [pid 5842] newfstatat(AT_FDCWD, "./10/cgroup", [pid 6011] <... close resumed>) = 0 [pid 6010] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(6 [pid 6010] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... open resumed>) = 5 [pid 6011] close(7 [pid 5842] unlink("./10/cgroup" [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(8 [pid 6010] close(3 [pid 5842] <... unlink resumed>) = 0 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = 0 [pid 6011] close(9 [pid 5842] getdents64(3, [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(4 [pid 5842] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 6011] close(10 [pid 5842] close(3 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(11 [pid 6010] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(5 [pid 5842] rmdir("./10" [pid 6011] close(12 [pid 6010] <... close resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(13) = -1 EBADF (Bad file descriptor) [pid 5842] mkdir("./11", 0777 [pid 6011] close(14 [pid 6010] close(6 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... mkdir resumed>) = 0 [pid 6011] close(15 [pid 6010] close(7 [ 126.620792][ T6012] JBD2: Ignoring recovery information on journal [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] ioctl(3, LOOP_CLR_FD [pid 6010] close(8 [pid 6011] close(16 [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... ioctl resumed>) = 0 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(9 [pid 5842] close(3 [pid 6011] close(17 [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(10 [pid 6011] close(18 [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(11 [pid 6011] close(19) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(12 [pid 6011] close(20 [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(13 [pid 6011] close(21) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(22) = -1 EBADF (Bad file descriptor) [pid 6011] close(23 [pid 6010] close(14 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(24 [pid 6010] close(15 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(25 [pid 6010] close(16 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(26 [pid 6010] close(17 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(27 [pid 6010] close(18 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(28 [pid 6010] close(19 [pid 6011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] close(29) = -1 EBADF (Bad file descriptor) [pid 6010] close(20 [pid 6011] exit_group(0 [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6011] <... exit_group resumed>) = ? [pid 6010] close(21 [pid 6011] +++ exited with 0 +++ [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(22 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=45 /* 0.45 s */} --- [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(23 [pid 5838] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] close(24 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6010] close(25) = -1 EBADF (Bad file descriptor) [pid 6010] close(26) = -1 EBADF (Bad file descriptor) [pid 5838] <... openat resumed>) = 3 [pid 6012] <... mount resumed>) = 0 [pid 6010] close(27 [pid 5838] newfstatat(3, "", [pid 6012] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6010] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 6012] chdir("./file1" [pid 5838] getdents64(3, [pid 6012] <... chdir resumed>) = 0 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 6012] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5838] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6010] close(28) = -1 EBADF (Bad file descriptor) [pid 6012] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6010] close(29) = -1 EBADF (Bad file descriptor) [pid 6012] symlink("./bus", NULL [pid 6010] exit_group(0 [pid 6012] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6010] <... exit_group resumed>) = ? [pid 6012] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6010] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=40 /* 0.40 s */} --- [ 126.749676][ T6012] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [pid 6012] <... openat resumed>) = 4 [pid 6012] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6012] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6012] close(3) = 0 [pid 5841] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] close(4 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6012] <... close resumed>) = 0 [pid 6012] close(5 [pid 5841] <... openat resumed>) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 6012] <... close resumed>) = 0 [pid 6012] close(6 [pid 5841] getdents64(3, [pid 6012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6012] close(7 [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 6012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6012] close(8 [pid 5841] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6012] close(9) = -1 EBADF (Bad file descriptor) [pid 6012] close(10) = -1 EBADF (Bad file descriptor) [pid 6012] close(11) = -1 EBADF (Bad file descriptor) [pid 6012] close(12) = -1 EBADF (Bad file descriptor) [pid 6012] close(13) = -1 EBADF (Bad file descriptor) [pid 6012] close(14) = -1 EBADF (Bad file descriptor) [pid 6012] close(15) = -1 EBADF (Bad file descriptor) [pid 6012] close(16) = -1 EBADF (Bad file descriptor) [pid 6012] close(17) = -1 EBADF (Bad file descriptor) [pid 6012] close(18) = -1 EBADF (Bad file descriptor) [pid 6012] close(19) = -1 EBADF (Bad file descriptor) [pid 6012] close(20) = -1 EBADF (Bad file descriptor) [pid 6012] close(21) = -1 EBADF (Bad file descriptor) [pid 6012] close(22) = -1 EBADF (Bad file descriptor) [pid 6012] close(23) = -1 EBADF (Bad file descriptor) [pid 6012] close(24) = -1 EBADF (Bad file descriptor) [pid 6012] close(25) = -1 EBADF (Bad file descriptor) [ 126.826042][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 6012] close(26) = -1 EBADF (Bad file descriptor) [pid 6012] close(27) = -1 EBADF (Bad file descriptor) [pid 6012] close(28) = -1 EBADF (Bad file descriptor) [pid 6012] close(29) = -1 EBADF (Bad file descriptor) [pid 6012] exit_group(0 [pid 5838] <... umount2 resumed>) = 0 [pid 6012] <... exit_group resumed>) = ? [pid 6012] +++ exited with 0 +++ [pid 5838] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=32 /* 0.32 s */} --- [pid 5843] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5843] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./10/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./10/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5838] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4) = 0 [pid 5838] rmdir("./10/file1") = 0 [pid 5838] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 126.871299][ T5841] ocfs2: Unmounting device (7,2) on (node local) [pid 5838] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = 0 [pid 5838] unlink("./10/binderfs") = 0 [pid 5841] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./10/file1", [pid 5838] unlink("./10/cgroup.net") = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] openat(AT_FDCWD, "./10/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5838] unlink("./10/cgroup.cpu" [pid 5841] <... openat resumed>) = 4 [pid 5838] <... unlink resumed>) = 0 [pid 5841] newfstatat(4, "", [pid 5838] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] getdents64(4, [pid 5838] newfstatat(AT_FDCWD, "./10/cgroup", [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] getdents64(4, [pid 5838] unlink("./10/cgroup" [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5841] close(4 [pid 5838] getdents64(3, [pid 5843] <... umount2 resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] rmdir("./10/file1" [pid 5838] close(3) = 0 [pid 5838] rmdir("./10" [pid 5841] <... rmdir resumed>) = 0 [pid 5838] <... rmdir resumed>) = 0 [ 126.931254][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 5841] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] mkdir("./11", 0777) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... openat resumed>) = 3 [pid 5841] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... ioctl resumed>) = 0 [pid 5841] unlink("./10/binderfs" [pid 5838] close(3 [pid 5843] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./10/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./10/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./10/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] <... unlink resumed>) = 0 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./10/file1") = 0 [pid 5843] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./10/binderfs") = 0 [pid 5843] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./10/cgroup.net") = 0 [pid 5843] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] unlink("./10/cgroup.cpu") = 0 [pid 5843] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./10/cgroup", [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 5843] unlink("./10/cgroup") = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./10") = 0 [pid 5843] mkdir("./11", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5841] unlink("./10/cgroup.net") = 0 [pid 5841] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./10/cgroup.cpu") = 0 [pid 5841] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./10/cgroup") = 0 [pid 5841] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./10") = 0 [pid 5841] mkdir("./11", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3 [pid 5842] <... close resumed>) = 0 [pid 6017] <... write resumed>) = 16777216 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6024 attached [pid 6024] set_robust_list(0x555568916660, 24 [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 13 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6017] munmap(0x7fe2ecc00000, 138412032 [pid 6024] chdir("./11") = 0 [pid 6024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6024] setpgid(0, 0) = 0 [pid 6024] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 6024] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 6024] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 6024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6024] write(3, "1000", 4) = 4 [pid 6024] close(3) = 0 executing program [pid 6024] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6024] write(1, "executing program\n", 18) = 18 [pid 6024] memfd_create("syzkaller", 0) = 3 [pid 6024] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6017] <... munmap resumed>) = 0 [pid 6017] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 6017] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6017] close(3) = 0 [pid 6017] close(4) = 0 [pid 6017] mkdir("./file1", 0777) = 0 [ 127.298405][ T6017] loop1: detected capacity change from 0 to 32768 [ 127.378174][ T6017] JBD2: Ignoring recovery information on journal [pid 6017] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5838] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6026 attached [pid 6026] set_robust_list(0x555568916660, 24) = 0 [pid 6026] chdir("./11") = 0 [pid 6026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6026] setpgid(0, 0) = 0 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 13 [pid 6026] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 6026] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 6026] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 6026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 6024] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6017] <... mount resumed>) = 0 [pid 6026] write(3, "1000", 4 [pid 6017] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 6026] <... write resumed>) = 4 [pid 6026] close(3 [pid 6017] <... openat resumed>) = 3 [pid 6026] <... close resumed>) = 0 [pid 6017] chdir("./file1" [pid 6026] symlink("/dev/binderfs", "./binderfs" [pid 6017] <... chdir resumed>) = 0 [pid 6026] <... symlink resumed>) = 0 [pid 6017] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 6026] write(1, "executing program\n", 18 [pid 6017] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6026] <... write resumed>) = 18 [pid 6017] symlink("./bus", NULL [pid 6026] memfd_create("syzkaller", 0 [pid 6017] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6026] <... memfd_create resumed>) = 3 [pid 6017] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6026] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [ 127.525722][ T6017] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6028 attached [pid 6028] set_robust_list(0x555568916660, 24 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 13 [pid 6028] <... set_robust_list resumed>) = 0 [pid 6028] chdir("./11") = 0 [pid 6028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6028] setpgid(0, 0) = 0 [pid 6017] <... openat resumed>) = 4 [pid 6028] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 6017] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6017] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 6028] <... symlink resumed>) = 0 [pid 6028] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 6017] <... open resumed>) = 5 [pid 6028] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 6017] close(3) = 0 [pid 6017] close(4) = 0 [pid 6017] close(5) = 0 [pid 6017] close(6) = -1 EBADF (Bad file descriptor) [pid 6017] close(7 [pid 6028] <... symlink resumed>) = 0 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6017] close(8) = -1 EBADF (Bad file descriptor) [pid 6028] <... openat resumed>) = 3 [pid 6017] close(9) = -1 EBADF (Bad file descriptor) [pid 6028] write(3, "1000", 4) = 4 [pid 6017] close(10 [pid 6028] close(3 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] <... close resumed>) = 0 [pid 6017] close(11 [pid 6028] symlink("/dev/binderfs", "./binderfs" [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] close(12) = -1 EBADF (Bad file descriptor) [pid 6017] close(13) = -1 EBADF (Bad file descriptor) [pid 6017] close(14) = -1 EBADF (Bad file descriptor) [pid 6028] <... symlink resumed>) = 0 [pid 6017] close(15 [pid 6028] write(1, "executing program\n", 18 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5841] <... close resumed>) = 0 [pid 6028] <... write resumed>) = 18 [pid 6017] close(16 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6028] memfd_create("syzkaller", 0 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] close(17./strace-static-x86_64: Process 6029 attached [pid 6028] <... memfd_create resumed>) = 3 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 13 [pid 6029] set_robust_list(0x555568916660, 24 [pid 6028] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6017] close(18 [pid 6029] <... set_robust_list resumed>) = 0 [pid 6028] <... mmap resumed>) = 0x7fe2ecc00000 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] close(19 [pid 6029] chdir("./11" [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] close(20) = -1 EBADF (Bad file descriptor) [pid 6029] <... chdir resumed>) = 0 [pid 6017] close(21) = -1 EBADF (Bad file descriptor) [pid 6017] close(22) = -1 EBADF (Bad file descriptor) [pid 6017] close(23) = -1 EBADF (Bad file descriptor) [pid 6017] close(24) = -1 EBADF (Bad file descriptor) [pid 6029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6017] close(25 [pid 6029] setpgid(0, 0 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] close(26 [pid 6029] <... setpgid resumed>) = 0 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6017] close(27 [pid 6029] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] <... symlink resumed>) = 0 [pid 6017] close(28 [pid 6029] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 6017] close(29 [pid 6029] <... symlink resumed>) = 0 [pid 6017] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6017] exit_group(0) = ? [pid 6029] <... openat resumed>) = 3 [pid 6017] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=36 /* 0.36 s */} --- [pid 6029] write(3, "1000", 4) = 4 [pid 6029] close(3) = 0 [pid 5840] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] <... symlink resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORYexecuting program [pid 6029] write(1, "executing program\n", 18) = 18 [pid 5840] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 6029] memfd_create("syzkaller", 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 6029] <... memfd_create resumed>) = 3 [pid 5840] getdents64(3, [pid 6029] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] <... mmap resumed>) = 0x7fe2ecc00000 [ 127.792766][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 6026] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./11/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./11/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./11/file1") = 0 [pid 5840] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./11/binderfs") = 0 [pid 5840] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./11/cgroup.net") = 0 [pid 5840] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./11/cgroup.cpu") = 0 [pid 5840] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./11/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./11") = 0 [pid 5840] mkdir("./12", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 6028] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6024] <... write resumed>) = 16777216 [pid 6024] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6024] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6024] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6024] close(3 [pid 6029] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6024] <... close resumed>) = 0 [pid 6024] close(4) = 0 [ 128.178907][ T6024] loop3: detected capacity change from 0 to 32768 [pid 6024] mkdir("./file1", 0777) = 0 [pid 6024] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5840] <... close resumed>) = 0 [ 128.287867][ T6024] JBD2: Ignoring recovery information on journal [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555568916650) = 14 ./strace-static-x86_64: Process 6031 attached [pid 6031] set_robust_list(0x555568916660, 24) = 0 [pid 6031] chdir("./12") = 0 [pid 6031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6031] setpgid(0, 0) = 0 [pid 6031] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 6031] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 6031] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 6031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6031] write(3, "1000", 4) = 4 [pid 6031] close(3) = 0 [pid 6031] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6031] write(1, "executing program\n", 18) = 18 [pid 6031] memfd_create("syzkaller", 0) = 3 [pid 6031] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6024] <... mount resumed>) = 0 [pid 6024] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6024] chdir("./file1") = 0 [pid 6024] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6024] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6024] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6024] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6024] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6024] close(3) = 0 [pid 6024] close(4) = 0 [pid 6024] close(5) = 0 [pid 6024] close(6) = -1 EBADF (Bad file descriptor) [pid 6024] close(7) = -1 EBADF (Bad file descriptor) [pid 6024] close(8) = -1 EBADF (Bad file descriptor) [pid 6024] close(9) = -1 EBADF (Bad file descriptor) [pid 6024] close(10) = -1 EBADF (Bad file descriptor) [pid 6024] close(11) = -1 EBADF (Bad file descriptor) [pid 6024] close(12) = -1 EBADF (Bad file descriptor) [pid 6024] close(13) = -1 EBADF (Bad file descriptor) [pid 6024] close(14) = -1 EBADF (Bad file descriptor) [pid 6024] close(15) = -1 EBADF (Bad file descriptor) [pid 6024] close(16) = -1 EBADF (Bad file descriptor) [pid 6024] close(17) = -1 EBADF (Bad file descriptor) [pid 6024] close(18) = -1 EBADF (Bad file descriptor) [pid 6024] close(19) = -1 EBADF (Bad file descriptor) [pid 6024] close(20) = -1 EBADF (Bad file descriptor) [pid 6024] close(21) = -1 EBADF (Bad file descriptor) [pid 6024] close(22) = -1 EBADF (Bad file descriptor) [pid 6024] close(23) = -1 EBADF (Bad file descriptor) [pid 6024] close(24) = -1 EBADF (Bad file descriptor) [pid 6024] close(25) = -1 EBADF (Bad file descriptor) [pid 6024] close(26) = -1 EBADF (Bad file descriptor) [ 128.485244][ T6024] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 6024] close(27) = -1 EBADF (Bad file descriptor) [pid 6024] close(28) = -1 EBADF (Bad file descriptor) [pid 6024] close(29) = -1 EBADF (Bad file descriptor) [pid 6024] exit_group(0) = ? [pid 6024] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=33 /* 0.33 s */} --- [pid 5842] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6026] <... write resumed>) = 16777216 [pid 5842] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 6026] munmap(0x7fe2ecc00000, 138412032 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5842] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6026] <... munmap resumed>) = 0 [pid 6026] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6026] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6026] close(3) = 0 [pid 6026] close(4) = 0 [pid 6026] mkdir("./file1", 0777) = 0 [ 128.612634][ T5842] ocfs2: Unmounting device (7,3) on (node local) [ 128.619977][ T6026] loop0: detected capacity change from 0 to 32768 [pid 6026] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6029] <... write resumed>) = 16777216 [ 128.653431][ T6026] JBD2: Ignoring recovery information on journal [pid 6029] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6028] <... write resumed>) = 16777216 [pid 6028] munmap(0x7fe2ecc00000, 138412032 [pid 6029] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6029] ioctl(4, LOOP_SET_FD, 3 [pid 6028] <... munmap resumed>) = 0 [pid 6028] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 6028] ioctl(4, LOOP_SET_FD, 3 [pid 5842] <... umount2 resumed>) = 0 [pid 6029] <... ioctl resumed>) = 0 [pid 6028] <... ioctl resumed>) = 0 [pid 6026] <... mount resumed>) = 0 [pid 6029] close(3) = 0 [pid 6028] close(3 [pid 5842] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] close(4 [pid 6028] <... close resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] <... close resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./11/file1", [pid 6028] close(4 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6029] mkdir("./file1", 0777) = 0 [pid 6028] <... close resumed>) = 0 [pid 5842] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./11/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6028] mkdir("./file1", 0777) = 0 [pid 5842] <... openat resumed>) = 4 [pid 6028] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6029] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 6026] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [ 128.775372][ T6029] loop2: detected capacity change from 0 to 32768 [ 128.786066][ T6026] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 128.809457][ T6028] loop4: detected capacity change from 0 to 32768 [pid 5842] rmdir("./11/file1" [pid 6026] <... openat resumed>) = 3 [pid 5842] <... rmdir resumed>) = 0 [pid 5842] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6026] chdir("./file1" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6026] <... chdir resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./11/binderfs" [pid 6026] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] <... unlink resumed>) = 0 [pid 6026] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6026] symlink("./bus", NULL [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6026] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5842] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 6026] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./11/cgroup.net") = 0 [pid 5842] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6031] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6026] <... openat resumed>) = 4 [pid 5842] unlink("./11/cgroup.cpu" [pid 6026] fallocate(-1, 0, 0, 1049072 [pid 5842] <... unlink resumed>) = 0 [pid 5842] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./11/cgroup") = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./11") = 0 [pid 5842] mkdir("./12", 0777) = 0 [ 128.874208][ T6029] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 128.908184][ T6028] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 6026] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 6026] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 6026] <... open resumed>) = 5 [pid 5842] <... ioctl resumed>) = 0 [pid 5842] close(3 [pid 6026] close(3) = 0 [pid 6026] close(4) = 0 [pid 6026] close(5) = 0 [pid 6026] close(6) = -1 EBADF (Bad file descriptor) [pid 6026] close(7) = -1 EBADF (Bad file descriptor) [pid 6026] close(8) = -1 EBADF (Bad file descriptor) [pid 6026] close(9) = -1 EBADF (Bad file descriptor) [pid 6026] close(10) = -1 EBADF (Bad file descriptor) [pid 6026] close(11) = -1 EBADF (Bad file descriptor) [pid 6026] close(12) = -1 EBADF (Bad file descriptor) [pid 6026] close(13) = -1 EBADF (Bad file descriptor) [pid 6026] close(14) = -1 EBADF (Bad file descriptor) [pid 6026] close(15) = -1 EBADF (Bad file descriptor) [pid 6026] close(16) = -1 EBADF (Bad file descriptor) [pid 6026] close(17) = -1 EBADF (Bad file descriptor) [pid 6026] close(18) = -1 EBADF (Bad file descriptor) [pid 6026] close(19) = -1 EBADF (Bad file descriptor) [ 128.913815][ T6029] JBD2: Ignoring recovery information on journal [pid 6026] close(20) = -1 EBADF (Bad file descriptor) [pid 6026] close(21) = -1 EBADF (Bad file descriptor) [pid 6026] close(22) = -1 EBADF (Bad file descriptor) [pid 6026] close(23) = -1 EBADF (Bad file descriptor) [pid 6026] close(24) = -1 EBADF (Bad file descriptor) [pid 6026] close(25) = -1 EBADF (Bad file descriptor) [pid 6026] close(26) = -1 EBADF (Bad file descriptor) [pid 6026] close(27) = -1 EBADF (Bad file descriptor) [pid 6026] close(28) = -1 EBADF (Bad file descriptor) [pid 6026] close(29) = -1 EBADF (Bad file descriptor) [pid 6026] exit_group(0) = ? [pid 6026] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=39 /* 0.39 s */} --- [pid 5838] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 128.979924][ T6028] JBD2: Ignoring recovery information on journal [pid 5838] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6028] <... mount resumed>) = 0 [pid 6028] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6028] chdir("./file1") = 0 [pid 6028] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6028] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6028] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6028] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6028] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [ 129.091400][ T6028] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 129.110230][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 6028] close(3) = 0 [pid 6028] close(4) = 0 [pid 6028] close(5) = 0 [pid 6028] close(6 [pid 5838] <... umount2 resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(7 [pid 5838] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(8) = -1 EBADF (Bad file descriptor) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6028] close(9) = -1 EBADF (Bad file descriptor) [pid 6028] close(10 [pid 5838] newfstatat(AT_FDCWD, "./11/file1", [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(11) = -1 EBADF (Bad file descriptor) [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6028] close(12) = -1 EBADF (Bad file descriptor) [pid 6028] close(13 [pid 5838] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(14 [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] openat(AT_FDCWD, "./11/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6028] close(15) = -1 EBADF (Bad file descriptor) [pid 6028] close(16) = -1 EBADF (Bad file descriptor) [pid 6028] close(17 [pid 5838] <... openat resumed>) = 4 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(18) = -1 EBADF (Bad file descriptor) [pid 5838] newfstatat(4, "", [pid 6028] close(19 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(20 [pid 5838] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(21 [pid 5838] getdents64(4, [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4 [pid 6028] close(22) = -1 EBADF (Bad file descriptor) [pid 5838] <... close resumed>) = 0 [pid 6028] close(23 [pid 5838] rmdir("./11/file1" [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] <... mount resumed>) = 0 [pid 6028] close(24 [pid 5838] <... rmdir resumed>) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6028] close(25) = -1 EBADF (Bad file descriptor) [pid 5838] newfstatat(AT_FDCWD, "./11/binderfs", [pid 6028] close(26 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6028] close(27 [pid 5838] unlink("./11/binderfs" [pid 6028] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... unlink resumed>) = 0 [pid 6028] close(28) = -1 EBADF (Bad file descriptor) [pid 5838] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6028] close(29) = -1 EBADF (Bad file descriptor) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6028] exit_group(0 [pid 5838] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 6028] <... exit_group resumed>) = ? [pid 6029] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 6028] +++ exited with 0 +++ [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6029] <... openat resumed>) = 3 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [pid 5838] unlink("./11/cgroup.net" [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5838] <... unlink resumed>) = 0 [ 129.200841][ T6029] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [pid 6029] chdir("./file1" [pid 5838] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] <... chdir resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6029] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5838] newfstatat(AT_FDCWD, "./11/cgroup.cpu", [pid 6029] symlink("./bus", NULL [pid 5843] <... openat resumed>) = 3 [pid 6029] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 5843] newfstatat(3, "", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6029] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] unlink("./11/cgroup.cpu" [pid 5843] getdents64(3, [pid 5838] <... unlink resumed>) = 0 [pid 6029] <... openat resumed>) = 4 [pid 6029] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5838] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5843] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] <... open resumed>) = 5 [pid 5838] newfstatat(AT_FDCWD, "./11/cgroup", [pid 6029] close(3 [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./11/cgroup" [pid 6029] <... close resumed>) = 0 [pid 5838] <... unlink resumed>) = 0 [pid 6029] close(4) = 0 [pid 5838] getdents64(3, [pid 6029] close(5 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 6029] <... close resumed>) = 0 [pid 6029] close(6 [pid 5838] close(3 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... close resumed>) = 0 [pid 6029] close(7 [pid 5838] rmdir("./11" [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... rmdir resumed>) = 0 [pid 6029] close(8) = -1 EBADF (Bad file descriptor) [pid 5838] mkdir("./12", 0777 [pid 6029] close(9) = -1 EBADF (Bad file descriptor) [pid 5838] <... mkdir resumed>) = 0 [pid 6029] close(10 [pid 5843] <... umount2 resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 129.302830][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 6029] close(11 [pid 5843] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... openat resumed>) = 3 [pid 5838] ioctl(3, LOOP_CLR_FD [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] <... ioctl resumed>) = 0 [pid 6029] close(12 [pid 5843] newfstatat(AT_FDCWD, "./11/file1", [pid 5838] close(3 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6029] close(13 [pid 5843] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... close resumed>) = 0 [pid 6029] close(14 [pid 5843] openat(AT_FDCWD, "./11/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] close(15 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] close(16) = -1 EBADF (Bad file descriptor) [pid 5843] getdents64(4, [pid 6029] close(17 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] getdents64(4, [pid 6029] close(18 [pid 5843] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] close(4 [pid 6029] close(19) = -1 EBADF (Bad file descriptor) [pid 5843] <... close resumed>) = 0 [pid 6029] close(20 [pid 5843] rmdir("./11/file1" [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] close(21 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] close(22) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] close(23) = -1 EBADF (Bad file descriptor) [pid 5843] newfstatat(AT_FDCWD, "./11/binderfs", [pid 6029] close(24 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6029] close(25) = -1 EBADF (Bad file descriptor) [pid 6029] close(26 [pid 5843] unlink("./11/binderfs" [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 14 ./strace-static-x86_64: Process 6041 attached [pid 6041] set_robust_list(0x555568916660, 24) = 0 [pid 6041] chdir("./12" [pid 5843] <... unlink resumed>) = 0 [pid 5843] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 6029] close(27 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] unlink("./11/cgroup.net" [pid 6029] close(28 [pid 6041] <... chdir resumed>) = 0 [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... unlink resumed>) = 0 [pid 6029] close(29 [pid 6041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6029] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6041] <... prctl resumed>) = 0 [pid 6041] setpgid(0, 0 [pid 6029] exit_group(0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6029] <... exit_group resumed>) = ? [pid 5843] newfstatat(AT_FDCWD, "./11/cgroup.cpu", [pid 6041] <... setpgid resumed>) = 0 [pid 6041] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 6029] +++ exited with 0 +++ [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=39 /* 0.39 s */} --- [pid 5843] unlink("./11/cgroup.cpu" [pid 5841] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6041] <... symlink resumed>) = 0 [pid 6041] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 6041] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 5843] <... unlink resumed>) = 0 [pid 6041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6041] <... openat resumed>) = 3 [pid 5843] unlink("./11/cgroup" [pid 6041] write(3, "1000", 4 [pid 5843] <... unlink resumed>) = 0 [pid 5843] getdents64(3, [pid 6041] <... write resumed>) = 4 [pid 6041] close(3 [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 6041] <... close resumed>) = 0 [pid 6041] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5843] close(3) = 0 executing program [pid 6041] write(1, "executing program\n", 18 [pid 5843] rmdir("./11" [pid 6041] <... write resumed>) = 18 [pid 6041] memfd_create("syzkaller", 0 [pid 5843] <... rmdir resumed>) = 0 [pid 6041] <... memfd_create resumed>) = 3 [pid 5843] mkdir("./12", 0777 [pid 6041] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5843] <... mkdir resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [ 129.468215][ T5841] ocfs2: Unmounting device (7,2) on (node local) [pid 5843] close(3 [pid 5841] <... umount2 resumed>) = 0 [pid 6031] <... write resumed>) = 16777216 [pid 5841] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./11/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./11/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./11/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 6031] munmap(0x7fe2ecc00000, 138412032 [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./11/file1") = 0 [pid 5841] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./11/binderfs") = 0 [pid 5841] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 6031] <... munmap resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./11/cgroup.net" [pid 6031] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5841] <... unlink resumed>) = 0 [pid 6031] ioctl(4, LOOP_SET_FD, 3 [pid 5841] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./11/cgroup.cpu") = 0 [pid 5841] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./11/cgroup") = 0 [pid 5841] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./11") = 0 [pid 5841] mkdir("./12", 0777 [pid 6031] <... ioctl resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 6031] close(3) = 0 [pid 6031] close(4) = 0 [pid 6031] mkdir("./file1", 0777) = 0 [pid 6031] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [ 129.657734][ T6031] loop1: detected capacity change from 0 to 32768 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3 [pid 6041] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5838] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6043 attached [pid 6043] set_robust_list(0x555568916660, 24 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 14 [pid 6043] <... set_robust_list resumed>) = 0 [pid 6043] chdir("./12") = 0 [pid 6043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6043] setpgid(0, 0) = 0 [pid 6043] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 6043] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 6043] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 6043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6043] write(3, "1000", 4) = 4 [pid 6043] close(3) = 0 [pid 6043] symlink("/dev/binderfs", "./binderfs") = 0 [ 129.802047][ T6031] JBD2: Ignoring recovery information on journal executing program [pid 6043] write(1, "executing program\n", 18) = 18 [pid 6043] memfd_create("syzkaller", 0) = 3 [pid 6043] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6044 attached [pid 6044] set_robust_list(0x555568916660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 14 [pid 6044] <... set_robust_list resumed>) = 0 [pid 6044] chdir("./12") = 0 [pid 6044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6044] setpgid(0, 0) = 0 [pid 6044] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 6044] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 6044] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 6044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6044] write(3, "1000", 4) = 4 [pid 6044] close(3 [pid 5843] <... close resumed>) = 0 [pid 6044] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6044] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 6046 attached ) = 0 [pid 6031] <... mount resumed>) = 0 [pid 6046] set_robust_list(0x555568916660, 24 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 14 [pid 6031] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 6046] <... set_robust_list resumed>) = 0 [pid 6031] <... openat resumed>) = 3 [pid 6031] chdir("./file1") = 0 [pid 6046] chdir("./12" [pid 6044] write(1, "executing program\n", 18 [pid 6046] <... chdir resumed>) = 0 executing program [pid 6046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6044] <... write resumed>) = 18 [pid 6046] <... prctl resumed>) = 0 [pid 6031] openat(AT_FDCWD, "/dev/loop1", O_RDWR [ 130.007420][ T6031] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 6046] setpgid(0, 0) = 0 [pid 6044] memfd_create("syzkaller", 0 [pid 6031] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6031] symlink("./bus", NULL [pid 6046] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 6031] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6044] <... memfd_create resumed>) = 3 [pid 6044] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6031] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6044] <... mmap resumed>) = 0x7fe2ecc00000 [pid 6031] <... openat resumed>) = 4 [pid 6031] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6031] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6031] close(3) = 0 [pid 6031] close(4) = 0 [pid 6031] close(5) = 0 [pid 6031] close(6) = -1 EBADF (Bad file descriptor) [pid 6031] close(7) = -1 EBADF (Bad file descriptor) [pid 6031] close(8) = -1 EBADF (Bad file descriptor) [pid 6031] close(9) = -1 EBADF (Bad file descriptor) [pid 6031] close(10) = -1 EBADF (Bad file descriptor) [pid 6031] close(11) = -1 EBADF (Bad file descriptor) [pid 6031] close(12) = -1 EBADF (Bad file descriptor) [pid 6031] close(13) = -1 EBADF (Bad file descriptor) [pid 6031] close(14) = -1 EBADF (Bad file descriptor) [pid 6031] close(15) = -1 EBADF (Bad file descriptor) [pid 6031] close(16) = -1 EBADF (Bad file descriptor) [pid 6046] <... symlink resumed>) = 0 [pid 6031] close(17) = -1 EBADF (Bad file descriptor) [pid 6031] close(18) = -1 EBADF (Bad file descriptor) [pid 6031] close(19) = -1 EBADF (Bad file descriptor) [pid 6031] close(20) = -1 EBADF (Bad file descriptor) [pid 6031] close(21) = -1 EBADF (Bad file descriptor) [pid 6031] close(22) = -1 EBADF (Bad file descriptor) [pid 6031] close(23) = -1 EBADF (Bad file descriptor) [pid 6031] close(24) = -1 EBADF (Bad file descriptor) [pid 6031] close(25) = -1 EBADF (Bad file descriptor) [pid 6031] close(26) = -1 EBADF (Bad file descriptor) [pid 6031] close(27) = -1 EBADF (Bad file descriptor) [pid 6031] close(28) = -1 EBADF (Bad file descriptor) [pid 6031] close(29 [pid 6046] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 6031] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6046] <... symlink resumed>) = 0 [pid 6031] exit_group(0 [pid 6046] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 6031] <... exit_group resumed>) = ? [pid 6046] <... symlink resumed>) = 0 [pid 6031] +++ exited with 0 +++ [pid 6046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=10 /* 0.10 s */, si_stime=36 /* 0.36 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 6046] <... openat resumed>) = 3 [pid 6046] write(3, "1000", 4 [pid 5840] <... restart_syscall resumed>) = 0 [pid 6046] <... write resumed>) = 4 [pid 6046] close(3 [pid 5840] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 6046] <... close resumed>) = 0 [pid 6046] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 6046] <... symlink resumed>) = 0 [pid 6046] write(1, "executing program\n", 18 [pid 5840] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 6046] <... write resumed>) = 18 [pid 6046] memfd_create("syzkaller", 0) = 3 [pid 6046] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [ 130.208485][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 6043] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./12/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./12/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./12/file1") = 0 [pid 5840] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./12/binderfs") = 0 [pid 5840] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./12/cgroup.net") = 0 [pid 5840] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./12/cgroup.cpu") = 0 [pid 5840] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./12/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./12") = 0 [pid 5840] mkdir("./13", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 6041] <... write resumed>) = 16777216 [pid 6041] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6041] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [pid 6041] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6041] close(3) = 0 [pid 6041] close(4) = 0 [pid 6041] mkdir("./file1", 0777) = 0 [ 130.492751][ T6041] loop3: detected capacity change from 0 to 32768 [ 130.544247][ T6041] JBD2: Ignoring recovery information on journal [pid 6041] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6044] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5840] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6046] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5840] <... clone resumed>, child_tidptr=0x555568916650) = 15 ./strace-static-x86_64: Process 6049 attached [pid 6049] set_robust_list(0x555568916660, 24) = 0 [pid 6049] chdir("./13") = 0 [pid 6049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6049] setpgid(0, 0) = 0 [pid 6049] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 6049] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 6049] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 6049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6049] write(3, "1000", 4) = 4 [pid 6049] close(3) = 0 [pid 6049] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6049] write(1, "executing program\n", 18) = 18 [pid 6049] memfd_create("syzkaller", 0) = 3 [pid 6049] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6041] <... mount resumed>) = 0 [pid 6041] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6041] chdir("./file1") = 0 [pid 6041] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6041] symlink("./bus", NULL) = -1 EFAULT (Bad address) [ 130.743934][ T6041] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 6041] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6041] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6041] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6041] close(3) = 0 [pid 6041] close(4) = 0 [pid 6041] close(5) = 0 [pid 6041] close(6) = -1 EBADF (Bad file descriptor) [pid 6041] close(7) = -1 EBADF (Bad file descriptor) [pid 6041] close(8) = -1 EBADF (Bad file descriptor) [pid 6041] close(9) = -1 EBADF (Bad file descriptor) [pid 6041] close(10) = -1 EBADF (Bad file descriptor) [pid 6041] close(11) = -1 EBADF (Bad file descriptor) [pid 6041] close(12) = -1 EBADF (Bad file descriptor) [pid 6041] close(13) = -1 EBADF (Bad file descriptor) [pid 6041] close(14) = -1 EBADF (Bad file descriptor) [pid 6041] close(15) = -1 EBADF (Bad file descriptor) [pid 6041] close(16) = -1 EBADF (Bad file descriptor) [pid 6041] close(17) = -1 EBADF (Bad file descriptor) [pid 6041] close(18) = -1 EBADF (Bad file descriptor) [pid 6041] close(19) = -1 EBADF (Bad file descriptor) [pid 6041] close(20) = -1 EBADF (Bad file descriptor) [pid 6041] close(21) = -1 EBADF (Bad file descriptor) [pid 6041] close(22) = -1 EBADF (Bad file descriptor) [pid 6041] close(23) = -1 EBADF (Bad file descriptor) [pid 6041] close(24) = -1 EBADF (Bad file descriptor) [pid 6041] close(25) = -1 EBADF (Bad file descriptor) [pid 6041] close(26) = -1 EBADF (Bad file descriptor) [pid 6041] close(27) = -1 EBADF (Bad file descriptor) [pid 6041] close(28) = -1 EBADF (Bad file descriptor) [pid 6041] close(29) = -1 EBADF (Bad file descriptor) [pid 6041] exit_group(0) = ? [pid 6041] +++ exited with 0 +++ [pid 6043] <... write resumed>) = 16777216 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=40 /* 0.40 s */} --- [pid 5842] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5842] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6043] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6043] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6043] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6043] close(3) = 0 [pid 6043] close(4 [pid 5842] <... umount2 resumed>) = 0 [pid 6043] <... close resumed>) = 0 [pid 6043] mkdir("./file1", 0777) = 0 [ 130.929489][ T5842] ocfs2: Unmounting device (7,3) on (node local) [ 130.939703][ T6043] loop0: detected capacity change from 0 to 32768 [pid 5842] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./12/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./12/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./12/file1") = 0 [pid 5842] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./12/binderfs") = 0 [pid 5842] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./12/cgroup.net" [pid 6043] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5842] <... unlink resumed>) = 0 [pid 5842] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./12/cgroup.cpu") = 0 [pid 5842] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./12/cgroup") = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./12") = 0 [pid 5842] mkdir("./13", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [ 131.110197][ T6043] JBD2: Ignoring recovery information on journal [pid 5842] close(3 [pid 6049] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6044] <... write resumed>) = 16777216 [pid 6043] <... mount resumed>) = 0 [pid 6043] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6043] chdir("./file1") = 0 [pid 6043] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 6044] munmap(0x7fe2ecc00000, 138412032 [pid 6043] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 131.252241][ T6043] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [pid 6043] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6043] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6043] fallocate(-1, 0, 0, 1049072 [pid 6044] <... munmap resumed>) = 0 [pid 6044] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6044] ioctl(4, LOOP_SET_FD, 3 [pid 6043] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 6043] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6043] close(3) = 0 [pid 6043] close(4) = 0 [pid 6043] close(5 [pid 6044] <... ioctl resumed>) = 0 [pid 6044] close(3 [pid 6043] <... close resumed>) = 0 [pid 6044] <... close resumed>) = 0 [pid 6043] close(6 [pid 6044] close(4 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] <... close resumed>) = 0 [pid 6043] close(7) = -1 EBADF (Bad file descriptor) [pid 6043] close(8) = -1 EBADF (Bad file descriptor) [pid 6044] mkdir("./file1", 0777 [pid 6043] close(9 [pid 6044] <... mkdir resumed>) = 0 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6043] close(10) = -1 EBADF (Bad file descriptor) [pid 6043] close(11) = -1 EBADF (Bad file descriptor) [pid 6043] close(12) = -1 EBADF (Bad file descriptor) [pid 6043] close(13) = -1 EBADF (Bad file descriptor) [pid 6043] close(14) = -1 EBADF (Bad file descriptor) [pid 6043] close(15) = -1 EBADF (Bad file descriptor) [pid 6043] close(16) = -1 EBADF (Bad file descriptor) [pid 6043] close(17) = -1 EBADF (Bad file descriptor) [pid 6043] close(18) = -1 EBADF (Bad file descriptor) [pid 6043] close(19) = -1 EBADF (Bad file descriptor) [pid 6043] close(20) = -1 EBADF (Bad file descriptor) [ 131.337374][ T6044] loop2: detected capacity change from 0 to 32768 [pid 6043] close(21) = -1 EBADF (Bad file descriptor) [pid 6043] close(22) = -1 EBADF (Bad file descriptor) [pid 6043] close(23) = -1 EBADF (Bad file descriptor) [pid 6043] close(24) = -1 EBADF (Bad file descriptor) [pid 6043] close(25) = -1 EBADF (Bad file descriptor) [pid 6043] close(26) = -1 EBADF (Bad file descriptor) [pid 6043] close(27) = -1 EBADF (Bad file descriptor) [pid 6043] close(28) = -1 EBADF (Bad file descriptor) [ 131.395676][ T6044] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 131.423293][ T6044] JBD2: Ignoring recovery information on journal [pid 6043] close(29 [pid 5842] <... close resumed>) = 0 [pid 6043] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6043] exit_group(0) = ? [pid 6043] +++ exited with 0 +++ [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=41 /* 0.41 s */} --- [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 15 [pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5838] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6056 attached [pid 6044] <... mount resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 6044] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5838] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 6056] set_robust_list(0x555568916660, 24 [pid 5838] getdents64(3, [pid 6044] <... openat resumed>) = 3 [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5838] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6056] <... set_robust_list resumed>) = 0 [pid 6056] chdir("./13" [pid 6044] chdir("./file1" [pid 6056] <... chdir resumed>) = 0 [pid 6044] <... chdir resumed>) = 0 [pid 6056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6044] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6056] <... prctl resumed>) = 0 [pid 6044] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6056] setpgid(0, 0 [pid 6044] symlink("./bus", NULL [pid 6056] <... setpgid resumed>) = 0 [pid 6044] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6056] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 6044] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6056] <... symlink resumed>) = 0 [pid 6056] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 6046] <... write resumed>) = 16777216 [pid 6056] <... symlink resumed>) = 0 [pid 6046] munmap(0x7fe2ecc00000, 138412032 [pid 6056] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 6056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6056] write(3, "1000", 4 [pid 6044] <... openat resumed>) = 4 [pid 6056] <... write resumed>) = 4 [pid 6056] close(3 [pid 6044] fallocate(-1, 0, 0, 1049072 [pid 6056] <... close resumed>) = 0 [pid 6056] symlink("/dev/binderfs", "./binderfs" [pid 6044] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 6056] <... symlink resumed>) = 0 [pid 6044] <... open resumed>) = 5 executing program [pid 6056] write(1, "executing program\n", 18) = 18 [pid 6044] close(3) = 0 [pid 6044] close(4 [pid 6056] memfd_create("syzkaller", 0 [pid 6044] <... close resumed>) = 0 [pid 6044] close(5) = 0 [pid 6044] close(6 [pid 6046] <... munmap resumed>) = 0 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6044] close(7) = -1 EBADF (Bad file descriptor) [pid 6056] <... memfd_create resumed>) = 3 [pid 6046] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 6044] close(8 [pid 6056] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6046] <... openat resumed>) = 4 [pid 6044] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 131.508996][ T6044] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [pid 6056] <... mmap resumed>) = 0x7fe2ecc00000 [pid 6046] ioctl(4, LOOP_SET_FD, 3 [pid 6044] close(9) = -1 EBADF (Bad file descriptor) [pid 6044] close(10) = -1 EBADF (Bad file descriptor) [pid 6044] close(11) = -1 EBADF (Bad file descriptor) [pid 6044] close(12) = -1 EBADF (Bad file descriptor) [pid 6044] close(13) = -1 EBADF (Bad file descriptor) [pid 6044] close(14) = -1 EBADF (Bad file descriptor) [pid 6044] close(15) = -1 EBADF (Bad file descriptor) [pid 6044] close(16) = -1 EBADF (Bad file descriptor) [pid 6044] close(17) = -1 EBADF (Bad file descriptor) [pid 6044] close(18) = -1 EBADF (Bad file descriptor) [pid 6044] close(19) = -1 EBADF (Bad file descriptor) [pid 6044] close(20) = -1 EBADF (Bad file descriptor) [pid 6044] close(21) = -1 EBADF (Bad file descriptor) [pid 6044] close(22) = -1 EBADF (Bad file descriptor) [pid 6044] close(23) = -1 EBADF (Bad file descriptor) [pid 6044] close(24) = -1 EBADF (Bad file descriptor) [pid 6044] close(25) = -1 EBADF (Bad file descriptor) [pid 6044] close(26) = -1 EBADF (Bad file descriptor) [pid 6044] close(27) = -1 EBADF (Bad file descriptor) [pid 6044] close(28) = -1 EBADF (Bad file descriptor) [pid 6044] close(29) = -1 EBADF (Bad file descriptor) [pid 6044] exit_group(0) = ? [pid 6044] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=40 /* 0.40 s */} --- [pid 6046] <... ioctl resumed>) = 0 [pid 6046] close(3) = 0 [pid 6046] close(4) = 0 [pid 6046] mkdir("./file1", 0777) = 0 [pid 6046] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [ 131.578834][ T6046] loop4: detected capacity change from 0 to 32768 [ 131.579234][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5841] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] <... umount2 resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5838] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./12/file1", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./12/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... openat resumed>) = 4 [pid 5838] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4) = 0 [pid 5838] rmdir("./12/file1") = 0 [pid 5838] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./12/binderfs") = 0 [pid 5838] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./12/cgroup.net") = 0 [pid 5838] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./12/cgroup.cpu") = 0 [pid 5838] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./12/cgroup") = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./12") = 0 [pid 5838] mkdir("./13", 0777) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5838] ioctl(3, LOOP_CLR_FD) = 0 [ 131.692954][ T5841] ocfs2: Unmounting device (7,2) on (node local) [ 131.719732][ T6046] JBD2: Ignoring recovery information on journal [pid 5838] close(3 [pid 5841] <... umount2 resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6058 attached [pid 5841] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./12/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./12/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6049] <... write resumed>) = 16777216 [pid 5841] getdents64(4, [pid 6058] set_robust_list(0x555568916660, 24 [pid 6049] munmap(0x7fe2ecc00000, 138412032 [pid 5841] <... getdents64 resumed>0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] <... clone resumed>, child_tidptr=0x555568916650) = 15 [pid 6058] <... set_robust_list resumed>) = 0 [pid 6058] chdir("./13" [pid 5841] getdents64(4, [pid 6058] <... chdir resumed>) = 0 [pid 5841] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 6058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] close(4 [pid 6058] <... prctl resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./12/file1") = 0 [pid 6058] setpgid(0, 0 [pid 5841] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6058] <... setpgid resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6058] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5841] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./12/binderfs" [pid 6058] <... symlink resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [pid 6058] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5841] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6058] <... symlink resumed>) = 0 [pid 6049] <... munmap resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6058] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 6058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6049] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5841] newfstatat(AT_FDCWD, "./12/cgroup.net", [pid 6058] <... openat resumed>) = 3 [pid 6058] write(3, "1000", 4 [pid 6049] <... openat resumed>) = 4 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6058] <... write resumed>) = 4 [pid 6049] ioctl(4, LOOP_SET_FD, 3 [pid 5841] unlink("./12/cgroup.net" [pid 6058] close(3) = 0 [pid 6058] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... unlink resumed>) = 0 [pid 6058] <... symlink resumed>) = 0 executing program [pid 6058] write(1, "executing program\n", 18 [pid 5841] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6058] <... write resumed>) = 18 [pid 6058] memfd_create("syzkaller", 0) = 3 [pid 6058] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6049] <... ioctl resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6049] close(3 [pid 5841] newfstatat(AT_FDCWD, "./12/cgroup.cpu", [pid 6049] <... close resumed>) = 0 [pid 6049] close(4 [pid 6046] <... mount resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6049] <... close resumed>) = 0 [pid 6046] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6046] chdir("./file1") = 0 [pid 6046] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6046] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6046] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6049] mkdir("./file1", 0777) = 0 [pid 5841] unlink("./12/cgroup.cpu" [pid 6046] <... openat resumed>) = 4 [pid 6046] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6046] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6049] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5841] <... unlink resumed>) = 0 [ 131.926624][ T6046] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [ 131.955364][ T6049] loop1: detected capacity change from 0 to 32768 [pid 6046] close(3 [pid 5841] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6046] <... close resumed>) = 0 [pid 6046] close(4) = 0 [pid 6046] close(5) = 0 [pid 6046] close(6) = -1 EBADF (Bad file descriptor) [pid 6046] close(7) = -1 EBADF (Bad file descriptor) [pid 6046] close(8) = -1 EBADF (Bad file descriptor) [pid 6046] close(9) = -1 EBADF (Bad file descriptor) [pid 6046] close(10) = -1 EBADF (Bad file descriptor) [pid 6046] close(11) = -1 EBADF (Bad file descriptor) [pid 6046] close(12) = -1 EBADF (Bad file descriptor) [pid 6046] close(13) = -1 EBADF (Bad file descriptor) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6046] close(14) = -1 EBADF (Bad file descriptor) [pid 6046] close(15) = -1 EBADF (Bad file descriptor) [pid 6046] close(16) = -1 EBADF (Bad file descriptor) [pid 6046] close(17 [pid 5841] newfstatat(AT_FDCWD, "./12/cgroup", [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./12/cgroup" [pid 6046] close(18 [pid 5841] <... unlink resumed>) = 0 [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] getdents64(3, [pid 6046] close(19) = -1 EBADF (Bad file descriptor) [pid 6046] close(20) = -1 EBADF (Bad file descriptor) [pid 5841] <... getdents64 resumed>0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 6046] close(21 [pid 5841] close(3 [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... close resumed>) = 0 [pid 6046] close(22 [pid 5841] rmdir("./12" [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6046] close(23 [pid 5841] <... rmdir resumed>) = 0 [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] mkdir("./13", 0777 [pid 6046] close(24 [pid 5841] <... mkdir resumed>) = 0 [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 6046] close(25 [pid 5841] <... openat resumed>) = 3 [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] ioctl(3, LOOP_CLR_FD [pid 6046] close(26 [pid 5841] <... ioctl resumed>) = 0 [pid 5841] close(3 [pid 6046] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6046] close(27) = -1 EBADF (Bad file descriptor) [pid 6046] close(28) = -1 EBADF (Bad file descriptor) [pid 6046] close(29) = -1 EBADF (Bad file descriptor) [pid 6046] exit_group(0) = ? [pid 6046] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=36 /* 0.36 s */} --- [ 132.005199][ T6049] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 6056] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5843] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 132.090736][ T6049] JBD2: Ignoring recovery information on journal [pid 5843] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW [ 132.204318][ T5843] ocfs2: Unmounting device (7,4) on (node local) [pid 6058] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5843] <... umount2 resumed>) = 0 [pid 5843] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./12/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./12/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./12/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./12/file1") = 0 [pid 5843] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./12/binderfs") = 0 [pid 5843] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./12/cgroup.net") = 0 [pid 5843] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./12/cgroup.cpu") = 0 [pid 5843] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./12/cgroup") = 0 [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./12") = 0 [pid 5843] mkdir("./13", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 6049] <... mount resumed>) = 0 [pid 6049] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6049] chdir("./file1") = 0 [pid 6049] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 132.310712][ T6049] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 6049] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6049] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6049] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6049] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6049] close(3) = 0 [pid 6049] close(4) = 0 [pid 6049] close(5) = 0 [pid 6049] close(6) = -1 EBADF (Bad file descriptor) [pid 6049] close(7) = -1 EBADF (Bad file descriptor) [pid 6049] close(8) = -1 EBADF (Bad file descriptor) [pid 6049] close(9) = -1 EBADF (Bad file descriptor) [pid 6049] close(10) = -1 EBADF (Bad file descriptor) [pid 6049] close(11) = -1 EBADF (Bad file descriptor) [pid 6049] close(12) = -1 EBADF (Bad file descriptor) [pid 6049] close(13) = -1 EBADF (Bad file descriptor) [pid 6049] close(14) = -1 EBADF (Bad file descriptor) [pid 6049] close(15) = -1 EBADF (Bad file descriptor) [pid 6049] close(16) = -1 EBADF (Bad file descriptor) [pid 6049] close(17) = -1 EBADF (Bad file descriptor) [pid 6049] close(18) = -1 EBADF (Bad file descriptor) [pid 6049] close(19) = -1 EBADF (Bad file descriptor) [pid 6049] close(20) = -1 EBADF (Bad file descriptor) [pid 6049] close(21) = -1 EBADF (Bad file descriptor) [pid 6049] close(22) = -1 EBADF (Bad file descriptor) [pid 6049] close(23) = -1 EBADF (Bad file descriptor) [pid 6049] close(24) = -1 EBADF (Bad file descriptor) [pid 6049] close(25) = -1 EBADF (Bad file descriptor) [pid 6049] close(26) = -1 EBADF (Bad file descriptor) [pid 6049] close(27) = -1 EBADF (Bad file descriptor) [pid 6049] close(28) = -1 EBADF (Bad file descriptor) [pid 6049] close(29) = -1 EBADF (Bad file descriptor) [pid 6049] exit_group(0) = ? [pid 6049] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=35 /* 0.35 s */} --- [pid 5840] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 132.503007][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 5840] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5840] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./13/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./13/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./13/file1") = 0 [pid 5840] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./13/binderfs") = 0 [pid 5840] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./13/cgroup.net") = 0 [pid 5840] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./13/cgroup.cpu") = 0 [pid 5840] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./13/cgroup") = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./13") = 0 [pid 5840] mkdir("./14", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6064 attached [pid 6064] set_robust_list(0x555568916660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 15 [pid 6064] <... set_robust_list resumed>) = 0 [pid 6064] chdir("./13") = 0 [pid 6064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6064] setpgid(0, 0) = 0 [pid 6064] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 6064] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 6064] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 6064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6064] write(3, "1000", 4) = 4 [pid 6064] close(3executing program ) = 0 [pid 6064] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6064] write(1, "executing program\n", 18) = 18 [pid 6064] memfd_create("syzkaller", 0) = 3 [pid 6064] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6065 attached [pid 6065] set_robust_list(0x555568916660, 24) = 0 [pid 6065] chdir("./13") = 0 [pid 6065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6065] setpgid(0, 0) = 0 [pid 6065] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 6065] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 6065] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 6065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5843] <... clone resumed>, child_tidptr=0x555568916650) = 15 [pid 6065] write(3, "1000", 4) = 4 [pid 6065] close(3) = 0 [pid 6065] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 6065] write(1, "executing program\n", 18 [pid 6058] <... write resumed>) = 16777216 [pid 6065] <... write resumed>) = 18 [pid 6065] memfd_create("syzkaller", 0) = 3 [pid 6065] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6058] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6058] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6056] <... write resumed>) = 16777216 [pid 6058] ioctl(4, LOOP_SET_FD, 3 [pid 6056] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6056] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6058] <... ioctl resumed>) = 0 [pid 6056] <... openat resumed>) = 4 [ 132.908499][ T6058] loop0: detected capacity change from 0 to 32768 [pid 6058] close(3 [pid 6056] ioctl(4, LOOP_SET_FD, 3 [pid 6058] <... close resumed>) = 0 [pid 6056] <... ioctl resumed>) = 0 [pid 6058] close(4) = 0 [pid 6056] close(3) = 0 [pid 6056] close(4) = 0 [pid 6056] mkdir("./file1", 0777) = 0 [pid 6056] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6058] mkdir("./file1", 0777) = 0 [pid 6058] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [ 132.959258][ T6056] loop3: detected capacity change from 0 to 32768 [pid 5840] <... close resumed>) = 0 [pid 6064] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [ 133.016679][ T6058] JBD2: Ignoring recovery information on journal [ 133.026933][ T6056] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555568916650) = 16 ./strace-static-x86_64: Process 6069 attached [pid 6069] set_robust_list(0x555568916660, 24) = 0 [pid 6069] chdir("./14") = 0 [pid 6069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6069] setpgid(0, 0) = 0 [pid 6069] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 6058] <... mount resumed>) = 0 [pid 6058] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 6069] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 6058] <... openat resumed>) = 3 [pid 6058] chdir("./file1") = 0 [pid 6069] <... symlink resumed>) = 0 [pid 6058] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 133.086559][ T6058] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 133.098523][ T6056] JBD2: Ignoring recovery information on journal [pid 6058] symlink("./bus", NULL [pid 6069] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 6058] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6069] <... symlink resumed>) = 0 [pid 6058] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6069] write(3, "1000", 4) = 4 [pid 6069] close(3 [pid 6058] <... openat resumed>) = 4 [pid 6069] <... close resumed>) = 0 [pid 6069] symlink("/dev/binderfs", "./binderfs") = 0 [pid 6069] write(1, "executing program\n", 18executing program ) = 18 [pid 6058] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6069] memfd_create("syzkaller", 0 [pid 6058] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6069] <... memfd_create resumed>) = 3 [pid 6069] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 6058] close(3 [pid 6069] <... mmap resumed>) = 0x7fe2ecc00000 [pid 6058] <... close resumed>) = 0 [pid 6058] close(4) = 0 [pid 6058] close(5) = 0 [pid 6058] close(6) = -1 EBADF (Bad file descriptor) [pid 6058] close(7) = -1 EBADF (Bad file descriptor) [pid 6058] close(8 [pid 6056] <... mount resumed>) = 0 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 6058] close(9) = -1 EBADF (Bad file descriptor) [pid 6056] <... openat resumed>) = 3 [pid 6058] close(10 [pid 6056] chdir("./file1" [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] close(11 [pid 6056] <... chdir resumed>) = 0 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 6058] close(12) = -1 EBADF (Bad file descriptor) [pid 6056] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6058] close(13 [pid 6056] symlink("./bus", NULL [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] close(14 [pid 6056] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6058] close(15) = -1 EBADF (Bad file descriptor) [pid 6058] close(16) = -1 EBADF (Bad file descriptor) [pid 6058] close(17 [pid 6065] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... openat resumed>) = 4 [pid 6058] close(18) = -1 EBADF (Bad file descriptor) [pid 6056] fallocate(-1, 0, 0, 1049072 [pid 6058] close(19 [pid 6056] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [ 133.252566][ T6056] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 6058] close(20 [pid 6056] <... open resumed>) = 5 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] close(3 [pid 6058] close(21) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = 0 [pid 6058] close(22 [pid 6056] close(4 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = 0 [pid 6058] close(23 [pid 6056] close(5 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = 0 [pid 6058] close(24 [pid 6056] close(6 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] close(25 [pid 6056] close(7 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] close(26 [pid 6056] close(8 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] close(27 [pid 6056] close(9 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] close(28 [pid 6056] close(10 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] close(29 [pid 6056] close(11 [pid 6058] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] exit_group(0 [pid 6056] close(12 [pid 6058] <... exit_group resumed>) = ? [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6058] +++ exited with 0 +++ [pid 6056] close(13) = -1 EBADF (Bad file descriptor) [pid 6056] close(14) = -1 EBADF (Bad file descriptor) [pid 6056] close(15 [pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=42 /* 0.42 s */} --- [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] restart_syscall(<... resuming interrupted clone ...> [pid 6056] close(16) = -1 EBADF (Bad file descriptor) [pid 6056] close(17) = -1 EBADF (Bad file descriptor) [pid 6056] close(18) = -1 EBADF (Bad file descriptor) [pid 6056] close(19 [pid 5838] <... restart_syscall resumed>) = 0 [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] close(20) = -1 EBADF (Bad file descriptor) [pid 6056] close(21 [pid 5838] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6056] close(22 [pid 5838] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... openat resumed>) = 3 [pid 6056] close(23 [pid 5838] newfstatat(3, "", [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 6056] close(24 [pid 5838] getdents64(3, [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] close(25) = -1 EBADF (Bad file descriptor) [pid 5838] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 6056] close(26 [pid 5838] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6056] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6056] close(27) = -1 EBADF (Bad file descriptor) [pid 6056] close(28) = -1 EBADF (Bad file descriptor) [pid 6056] close(29) = -1 EBADF (Bad file descriptor) [pid 6056] exit_group(0) = ? [pid 6056] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=37 /* 0.37 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5842] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [ 133.392144][ T5838] ocfs2: Unmounting device (7,0) on (node local) [pid 5842] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = 0 [pid 5838] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./13/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] openat(AT_FDCWD, "./13/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5838] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5838] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5838] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5838] close(4) = 0 [pid 5838] rmdir("./13/file1") = 0 [pid 5838] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./13/binderfs") = 0 [pid 5838] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 133.434938][ T5842] ocfs2: Unmounting device (7,3) on (node local) [pid 5838] unlink("./13/cgroup.net") = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5838] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./13/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./13/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./13/file1" [pid 5838] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5838] unlink("./13/cgroup.cpu" [pid 5842] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5838] <... unlink resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5838] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] newfstatat(AT_FDCWD, "./13/cgroup", [pid 5842] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5838] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] unlink("./13/cgroup" [pid 5842] unlink("./13/binderfs") = 0 [pid 5838] <... unlink resumed>) = 0 [pid 5838] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5838] close(3) = 0 [pid 5838] rmdir("./13" [pid 5842] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5838] <... rmdir resumed>) = 0 [pid 5838] mkdir("./14", 0777 [pid 5842] newfstatat(AT_FDCWD, "./13/cgroup.net", [pid 5838] <... mkdir resumed>) = 0 [pid 5838] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5842] unlink("./13/cgroup.net" [pid 5838] ioctl(3, LOOP_CLR_FD [pid 5842] <... unlink resumed>) = 0 [pid 5838] <... ioctl resumed>) = 0 [pid 5838] close(3 [pid 5842] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./13/cgroup.cpu") = 0 [pid 5842] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./13/cgroup") = 0 [pid 5842] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./13") = 0 [pid 5842] mkdir("./14", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 6064] <... write resumed>) = 16777216 [pid 6069] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6064] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6064] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 6064] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 6064] close(3) = 0 [pid 6064] close(4) = 0 [pid 6064] mkdir("./file1", 0777) = 0 [ 133.710733][ T6064] loop2: detected capacity change from 0 to 32768 [ 133.818733][ T6064] JBD2: Ignoring recovery information on journal [pid 6064] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5838] <... close resumed>) = 0 [pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555568916650) = 16 ./strace-static-x86_64: Process 6072 attached [pid 6072] set_robust_list(0x555568916660, 24) = 0 [pid 6072] chdir("./14") = 0 [pid 6072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6072] setpgid(0, 0) = 0 [pid 6072] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 6072] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5842] <... close resumed>) = 0 [pid 6072] <... symlink resumed>) = 0 [pid 6064] <... mount resumed>) = 0 [pid 6072] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 6072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6072] write(3, "1000", 4 [pid 6064] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6072] <... write resumed>) = 4 [pid 6064] <... openat resumed>) = 3 ./strace-static-x86_64: Process 6074 attached [pid 6072] close(3 [pid 6074] set_robust_list(0x555568916660, 24 [pid 6072] <... close resumed>) = 0 [pid 6064] chdir("./file1" [pid 6074] <... set_robust_list resumed>) = 0 [pid 6072] symlink("/dev/binderfs", "./binderfs" [pid 6064] <... chdir resumed>) = 0 [pid 6074] chdir("./14" [pid 6072] <... symlink resumed>) = 0 [pid 6064] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5842] <... clone resumed>, child_tidptr=0x555568916650) = 16 executing program [pid 6074] <... chdir resumed>) = 0 [pid 6072] write(1, "executing program\n", 18 [pid 6064] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 6074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6072] <... write resumed>) = 18 [pid 6064] symlink("./bus", NULL [pid 6072] memfd_create("syzkaller", 0 [pid 6064] <... symlink resumed>) = -1 EFAULT (Bad address) [pid 6074] <... prctl resumed>) = 0 [pid 6064] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6072] <... memfd_create resumed>) = 3 [pid 6072] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6074] setpgid(0, 0) = 0 [pid 6064] <... openat resumed>) = 4 [pid 6074] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 6064] fallocate(-1, 0, 0, 1049072 [ 133.978621][ T6064] ocfs2: Mounting device (7,2) on (node local, slot 0) with ordered data mode. [pid 6074] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 6064] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [pid 6074] <... symlink resumed>) = 0 [pid 6064] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 6074] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 6064] <... open resumed>) = 5 [pid 6074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6064] close(3 [pid 6074] <... openat resumed>) = 3 [pid 6064] <... close resumed>) = 0 [pid 6074] write(3, "1000", 4 [pid 6064] close(4 [pid 6074] <... write resumed>) = 4 [pid 6064] <... close resumed>) = 0 [pid 6074] close(3 [pid 6064] close(5 [pid 6074] <... close resumed>) = 0 [pid 6064] <... close resumed>) = 0 [pid 6064] close(6 [pid 6074] symlink("/dev/binderfs", "./binderfs" [pid 6064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6064] close(7 [pid 6074] <... symlink resumed>) = 0 executing program [pid 6074] write(1, "executing program\n", 18 [pid 6064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6074] <... write resumed>) = 18 [pid 6064] close(8) = -1 EBADF (Bad file descriptor) [pid 6074] memfd_create("syzkaller", 0) = 3 [pid 6074] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe2ecc00000 [pid 6064] close(9) = -1 EBADF (Bad file descriptor) [pid 6064] close(10) = -1 EBADF (Bad file descriptor) [pid 6064] close(11) = -1 EBADF (Bad file descriptor) [pid 6064] close(12) = -1 EBADF (Bad file descriptor) [pid 6064] close(13) = -1 EBADF (Bad file descriptor) [pid 6064] close(14) = -1 EBADF (Bad file descriptor) [pid 6064] close(15) = -1 EBADF (Bad file descriptor) [pid 6064] close(16) = -1 EBADF (Bad file descriptor) [pid 6064] close(17) = -1 EBADF (Bad file descriptor) [pid 6064] close(18) = -1 EBADF (Bad file descriptor) [pid 6064] close(19 [pid 6065] <... write resumed>) = 16777216 [pid 6064] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6065] munmap(0x7fe2ecc00000, 138412032 [pid 6064] close(20) = -1 EBADF (Bad file descriptor) [pid 6064] close(21) = -1 EBADF (Bad file descriptor) [pid 6064] close(22) = -1 EBADF (Bad file descriptor) [pid 6064] close(23) = -1 EBADF (Bad file descriptor) [pid 6064] close(24) = -1 EBADF (Bad file descriptor) [pid 6064] close(25) = -1 EBADF (Bad file descriptor) [pid 6064] close(26) = -1 EBADF (Bad file descriptor) [pid 6064] close(27) = -1 EBADF (Bad file descriptor) [pid 6064] close(28) = -1 EBADF (Bad file descriptor) [pid 6064] close(29) = -1 EBADF (Bad file descriptor) [pid 6064] exit_group(0) = ? [pid 6065] <... munmap resumed>) = 0 [pid 6064] +++ exited with 0 +++ [pid 6065] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 6065] ioctl(4, LOOP_SET_FD, 3 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=34 /* 0.34 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6065] <... ioctl resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5841] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6065] close(3) = 0 [pid 6065] close(4) = 0 [pid 6065] mkdir("./file1", 0777) = 0 [ 134.180795][ T6065] loop4: detected capacity change from 0 to 32768 [pid 6065] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6069] <... write resumed>) = 16777216 [pid 6069] munmap(0x7fe2ecc00000, 138412032 [pid 5841] <... umount2 resumed>) = 0 [pid 5841] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./13/file1", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./13/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [ 134.250867][ T5841] ocfs2: Unmounting device (7,2) on (node local) [ 134.276816][ T6065] JBD2: Ignoring recovery information on journal [pid 5841] close(4) = 0 [pid 5841] rmdir("./13/file1") = 0 [pid 5841] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./13/binderfs") = 0 [pid 5841] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./13/cgroup.net") = 0 [pid 5841] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./13/cgroup.cpu") = 0 [pid 5841] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6074] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6069] <... munmap resumed>) = 0 [pid 5841] unlink("./13/cgroup" [pid 6069] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 5841] <... unlink resumed>) = 0 [pid 6069] ioctl(4, LOOP_SET_FD, 3 [pid 5841] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 6069] <... ioctl resumed>) = 0 [pid 5841] close(3 [pid 6069] close(3 [pid 5841] <... close resumed>) = 0 [pid 6069] <... close resumed>) = 0 [pid 6069] close(4) = 0 [pid 5841] rmdir("./13" [pid 6069] mkdir("./file1", 0777) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 6069] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 5841] mkdir("./14", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [ 134.372125][ T6069] loop1: detected capacity change from 0 to 32768 [pid 5841] close(3 [pid 6072] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 [pid 6065] <... mount resumed>) = 0 [pid 6065] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [ 134.457646][ T6069] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [ 134.480893][ T6065] ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. [pid 6065] chdir("./file1") = 0 [pid 6065] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6065] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6065] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6065] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [pid 6065] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6065] close(3) = 0 [pid 6065] close(4) = 0 [pid 6065] close(5) = 0 [pid 6065] close(6) = -1 EBADF (Bad file descriptor) [pid 6065] close(7) = -1 EBADF (Bad file descriptor) [pid 6065] close(8) = -1 EBADF (Bad file descriptor) [pid 6065] close(9) = -1 EBADF (Bad file descriptor) [pid 6065] close(10) = -1 EBADF (Bad file descriptor) [pid 6065] close(11) = -1 EBADF (Bad file descriptor) [ 134.571904][ T6069] JBD2: Ignoring recovery information on journal [pid 6065] close(12) = -1 EBADF (Bad file descriptor) [pid 6065] close(13) = -1 EBADF (Bad file descriptor) [pid 6065] close(14) = -1 EBADF (Bad file descriptor) [pid 6065] close(15) = -1 EBADF (Bad file descriptor) [pid 6065] close(16) = -1 EBADF (Bad file descriptor) [pid 6065] close(17) = -1 EBADF (Bad file descriptor) [pid 6065] close(18) = -1 EBADF (Bad file descriptor) [pid 6065] close(19) = -1 EBADF (Bad file descriptor) [pid 6065] close(20) = -1 EBADF (Bad file descriptor) [pid 6065] close(21) = -1 EBADF (Bad file descriptor) [pid 6065] close(22) = -1 EBADF (Bad file descriptor) [pid 6065] close(23) = -1 EBADF (Bad file descriptor) [pid 6065] close(24) = -1 EBADF (Bad file descriptor) [pid 6065] close(25) = -1 EBADF (Bad file descriptor) [pid 6065] close(26) = -1 EBADF (Bad file descriptor) [pid 6065] close(27) = -1 EBADF (Bad file descriptor) [pid 6065] close(28) = -1 EBADF (Bad file descriptor) [pid 6065] close(29 [pid 6069] <... mount resumed>) = 0 [pid 6065] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6069] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6065] exit_group(0) = ? [pid 6069] chdir("./file1") = 0 [pid 6069] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6069] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6069] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6065] +++ exited with 0 +++ [pid 6069] <... openat resumed>) = 4 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=9 /* 0.09 s */, si_stime=38 /* 0.38 s */} --- [pid 6069] fallocate(-1, 0, 0, 1049072 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 6069] <... fallocate resumed>) = -1 EBADF (Bad file descriptor) [ 134.730993][ T6069] ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode. [pid 6069] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 5843] <... restart_syscall resumed>) = 0 [pid 6069] close(3) = 0 [pid 6069] close(4 [pid 5843] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6069] <... close resumed>) = 0 [pid 6069] close(5) = 0 [pid 6069] close(6) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6069] close(7) = -1 EBADF (Bad file descriptor) [pid 6069] close(8) = -1 EBADF (Bad file descriptor) [pid 6069] close(9) = -1 EBADF (Bad file descriptor) [pid 6069] close(10) = -1 EBADF (Bad file descriptor) [pid 6069] close(11) = -1 EBADF (Bad file descriptor) [pid 6069] close(12) = -1 EBADF (Bad file descriptor) [pid 6069] close(13) = -1 EBADF (Bad file descriptor) [pid 6069] close(14) = -1 EBADF (Bad file descriptor) [pid 6069] close(15) = -1 EBADF (Bad file descriptor) [pid 6069] close(16) = -1 EBADF (Bad file descriptor) [pid 6069] close(17) = -1 EBADF (Bad file descriptor) [pid 6069] close(18) = -1 EBADF (Bad file descriptor) [pid 6069] close(19) = -1 EBADF (Bad file descriptor) [pid 6069] close(20) = -1 EBADF (Bad file descriptor) [pid 6069] close(21) = -1 EBADF (Bad file descriptor) [pid 6069] close(22) = -1 EBADF (Bad file descriptor) [pid 6069] close(23) = -1 EBADF (Bad file descriptor) [pid 6069] close(24) = -1 EBADF (Bad file descriptor) [pid 6069] close(25) = -1 EBADF (Bad file descriptor) [pid 6069] close(26) = -1 EBADF (Bad file descriptor) [pid 6069] close(27) = -1 EBADF (Bad file descriptor) [pid 6069] close(28) = -1 EBADF (Bad file descriptor) [pid 6069] close(29) = -1 EBADF (Bad file descriptor) [pid 6069] exit_group(0) = ? [pid 5843] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6069] +++ exited with 0 +++ [pid 5843] <... openat resumed>) = 3 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=8 /* 0.08 s */, si_stime=42 /* 0.42 s */} --- [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... close resumed>) = 0 [pid 5843] getdents64(3, [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=140, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x5555689176f0 /* 7 entries */, 32768) = 208 [pid 5840] umount2("./14/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6079 attached [pid 5841] <... clone resumed>, child_tidptr=0x555568916650) = 16 [pid 6079] set_robust_list(0x555568916660, 24) = 0 [pid 6079] chdir("./14") = 0 [pid 6079] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6079] setpgid(0, 0) = 0 [pid 6079] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [ 134.845423][ T5843] ocfs2: Unmounting device (7,4) on (node local) [ 134.861753][ T5840] ocfs2: Unmounting device (7,1) on (node local) [pid 6079] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5840] <... umount2 resumed>) = 0 [pid 6079] <... symlink resumed>) = 0 [pid 5840] umount2("./14/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6079] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6079] <... symlink resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./14/file1", [pid 6079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6079] <... openat resumed>) = 3 [pid 5840] umount2("./14/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 6079] write(3, "1000", 4 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./14/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6079] <... write resumed>) = 4 [pid 6079] close(3 [pid 5840] <... openat resumed>) = 4 [pid 6079] <... close resumed>) = 0 [pid 5840] newfstatat(4, "", [pid 6079] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 6079] write(1, "executing program\n", 18executing program ) = 18 [pid 5843] <... umount2 resumed>) = 0 [pid 6079] memfd_create("syzkaller", 0) = 3 [pid 5843] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 6079] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(4, [pid 5843] newfstatat(AT_FDCWD, "./13/file1", [pid 5840] <... getdents64 resumed>0x55556891f730 /* 0 entries */, 32768) = 0 [pid 6079] <... mmap resumed>) = 0x7fe2ecc00000 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] close(4 [pid 5843] umount2("./13/file1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] rmdir("./14/file1" [pid 5843] openat(AT_FDCWD, "./13/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... rmdir resumed>) = 0 [pid 5840] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] <... openat resumed>) = 4 [pid 5840] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5843] newfstatat(4, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x55556891f730 /* 2 entries */, 32768) = 48 [pid 5840] unlink("./14/binderfs" [pid 5843] getdents64(4, 0x55556891f730 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./13/file1") = 0 [pid 5843] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./13/binderfs") = 0 [pid 5843] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] <... unlink resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] unlink("./13/cgroup.net" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... unlink resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./14/cgroup.net", [pid 5843] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] newfstatat(AT_FDCWD, "./13/cgroup.cpu", [pid 5840] unlink("./14/cgroup.net" [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./13/cgroup.cpu") = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5843] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] unlink("./13/cgroup" [pid 6074] <... write resumed>) = 16777216 [pid 5843] <... unlink resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./14/cgroup.cpu", [pid 5843] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... close resumed>) = 0 [pid 5843] rmdir("./13") = 0 [pid 6074] munmap(0x7fe2ecc00000, 138412032 [pid 5843] mkdir("./14", 0777 [pid 5840] unlink("./14/cgroup.cpu" [pid 5843] <... mkdir resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5840] <... unlink resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5840] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 6074] <... munmap resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./14/cgroup", [pid 6074] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6074] <... openat resumed>) = 4 [pid 5840] unlink("./14/cgroup") = 0 [pid 6074] ioctl(4, LOOP_SET_FD, 3 [pid 5840] getdents64(3, 0x5555689176f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./14") = 0 [pid 5840] mkdir("./15", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 6074] <... ioctl resumed>) = 0 [pid 6074] close(3) = 0 [pid 6074] close(4) = 0 [pid 6074] mkdir("./file1", 0777) = 0 [ 135.022547][ T6074] loop3: detected capacity change from 0 to 32768 [pid 6074] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6072] <... write resumed>) = 16777216 [pid 6072] munmap(0x7fe2ecc00000, 138412032) = 0 [pid 6072] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 6072] ioctl(4, LOOP_SET_FD, 3) = 0 [ 135.173522][ T6074] JBD2: Ignoring recovery information on journal [ 135.181421][ T6072] loop0: detected capacity change from 0 to 32768 [pid 6072] close(3) = 0 [pid 6072] close(4) = 0 [pid 6072] mkdir("./file1", 0777) = 0 [ 135.269515][ T6074] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [pid 6072] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,heartbeat=none,dir_resv_level=00000000000000000003,resv_level=00000000000000000006,coherency=ful"... [pid 6074] <... mount resumed>) = 0 [pid 6074] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 [pid 6074] chdir("./file1") = 0 [pid 6074] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 6074] symlink("./bus", NULL) = -1 EFAULT (Bad address) [pid 6074] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 4 [pid 6074] fallocate(-1, 0, 0, 1049072) = -1 EBADF (Bad file descriptor) [ 135.310087][ T6072] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present! [pid 6074] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = 5 [pid 6074] close(3) = 0 [pid 6074] close(4) = 0 [pid 6074] close(5) = 0 [pid 6074] close(6) = -1 EBADF (Bad file descriptor) [pid 6074] close(7) = -1 EBADF (Bad file descriptor) [pid 6074] close(8) = -1 EBADF (Bad file descriptor) [pid 6074] close(9) = -1 EBADF (Bad file descriptor) [pid 6074] close(10) = -1 EBADF (Bad file descriptor) [pid 6074] close(11) = -1 EBADF (Bad file descriptor) [pid 6074] close(12) = -1 EBADF (Bad file descriptor) [pid 6074] close(13) = -1 EBADF (Bad file descriptor) [pid 6074] close(14) = -1 EBADF (Bad file descriptor) [pid 6074] close(15) = -1 EBADF (Bad file descriptor) [pid 6074] close(16) = -1 EBADF (Bad file descriptor) [pid 6074] close(17) = -1 EBADF (Bad file descriptor) [pid 6074] close(18) = -1 EBADF (Bad file descriptor) [pid 6074] close(19) = -1 EBADF (Bad file descriptor) [pid 6074] close(20) = -1 EBADF (Bad file descriptor) [pid 6074] close(21) = -1 EBADF (Bad file descriptor) [pid 6074] close(22) = -1 EBADF (Bad file descriptor) [ 135.369370][ T6072] JBD2: Ignoring recovery information on journal [pid 6074] close(23) = -1 EBADF (Bad file descriptor) [pid 6074] close(24 [pid 5843] <... close resumed>) = 0 [ 135.433609][ T36] list_add double add: new=ffff888028eeba70, prev=ffff888028eeba70, next=ffff88801fb73160. [ 135.444409][ T36] ------------[ cut here ]------------ [ 135.449897][ T36] kernel BUG at lib/list_debug.c:37! [ 135.455222][ T36] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 135.462168][ T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u8:3 Not tainted 6.14.0-rc3-next-20250218-syzkaller #0 [ 135.472315][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 135.482373][ T36] Workqueue: loop0 loop_workfn [ 135.487201][ T36] RIP: 0010:__list_add_valid_or_report+0xa4/0x130 [ 135.493634][ T36] Code: f7 74 11 b0 01 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 48 c7 c7 a0 59 81 8c 4c 89 fe 4c 89 e2 4c 89 f1 e8 0d e8 27 fc 90 <0f> 0b 48 c7 c7 a0 57 81 8c e8 fe e7 27 fc 90 0f 0b 48 c7 c7 40 58 [ 135.513248][ T36] RSP: 0000:ffffc90000acf628 EFLAGS: 00010046 [ 135.519316][ T36] RAX: 0000000000000058 RBX: 1ffff110051dd74e RCX: b7a3923cc6b8a600 [ 135.527465][ T36] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 135.535435][ T36] RBP: 1ffff11003f6e62d R08: ffffffff81a170dc R09: 1ffff92000159e60 [ 135.543405][ T36] R10: dffffc0000000000 R11: fffff52000159e61 R12: ffff888028eeba70 [ 135.551380][ T36] R13: dffffc0000000000 R14: ffff88801fb73160 R15: ffff888028eeba70 [ 135.559353][ T36] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 135.568284][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.574866][ T36] CR2: 00007fe2ed98d000 CR3: 0000000029016000 CR4: 00000000003526f0 [ 135.582842][ T36] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 135.590907][ T36] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 135.598896][ T36] Call Trace: [ 135.602176][ T36] [ 135.605138][ T36] ? __die_body+0x5f/0xb0 [ 135.609485][ T36] ? die+0x9e/0xc0 [ 135.613223][ T36] ? do_trap+0x15a/0x3a0 [ 135.617470][ T36] ? __list_add_valid_or_report+0xa4/0x130 [ 135.623291][ T36] ? do_error_trap+0x1dc/0x2c0 [ 135.628146][ T36] ? __list_add_valid_or_report+0xa4/0x130 [ 135.633968][ T36] ? __pfx_do_error_trap+0x10/0x10 [ 135.639089][ T36] ? report_bug+0x3cd/0x500 [ 135.643630][ T36] ? __list_add_valid_or_report+0xa4/0x130 [ 135.649450][ T36] ? handle_invalid_op+0x34/0x40 [ 135.654568][ T36] ? __list_add_valid_or_report+0xa4/0x130 [ 135.660383][ T36] ? exc_invalid_op+0x38/0x50 [ 135.665072][ T36] ? asm_exc_invalid_op+0x1a/0x20 [ 135.670107][ T36] ? __wake_up_klogd+0xcc/0x110 [ 135.674973][ T36] ? __list_add_valid_or_report+0xa4/0x130 [ 135.680790][ T36] ? __list_add_valid_or_report+0xa3/0x130 [ 135.686609][ T36] loop_process_work+0x1f96/0x21c0 [ 135.691737][ T36] ? __pfx_validate_chain+0x10/0x10 [ 135.696937][ T36] ? mark_lock+0x9a/0x360 [ 135.701294][ T36] ? __lock_acquire+0x1397/0x2100 [ 135.706354][ T36] ? __pfx_loop_process_work+0x10/0x10 [ 135.711825][ T36] ? register_lock_class+0x102/0x980 [ 135.717124][ T36] ? __pfx_register_lock_class+0x10/0x10 [ 135.722861][ T36] ? mark_lock+0x9a/0x360 [ 135.727213][ T36] ? debug_object_deactivate+0x2d5/0x390 [ 135.732848][ T36] ? __lock_acquire+0x1397/0x2100 [ 135.737899][ T36] ? do_raw_spin_unlock+0x13c/0x8b0 [ 135.743144][ T36] ? __pfx_lock_acquire+0x10/0x10 [ 135.748190][ T36] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 135.754183][ T36] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 135.760529][ T36] ? process_scheduled_works+0x9c6/0x18e0 [ 135.766259][ T36] process_scheduled_works+0xabe/0x18e0 [ 135.771831][ T36] ? __pfx_process_scheduled_works+0x10/0x10 [ 135.777827][ T36] ? assign_work+0x364/0x3d0 [ 135.782437][ T36] worker_thread+0x870/0xd30 [ 135.787041][ T36] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 135.792963][ T36] ? __kthread_parkme+0x169/0x1d0 [ 135.798002][ T36] ? __pfx_worker_thread+0x10/0x10 [ 135.803164][ T36] kthread+0x7a9/0x920 [ 135.807237][ T36] ? __pfx_kthread+0x10/0x10 [ 135.811836][ T36] ? __pfx_worker_thread+0x10/0x10 [ 135.816961][ T36] ? __pfx_kthread+0x10/0x10 [ 135.821556][ T36] ? __pfx_kthread+0x10/0x10 [ 135.826150][ T36] ? __pfx_kthread+0x10/0x10 [ 135.830753][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 135.835980][ T36] ? lockdep_hardirqs_on+0x99/0x150 [ 135.841275][ T36] ? __pfx_kthread+0x10/0x10 [ 135.845866][ T36] ret_from_fork+0x4b/0x80 [ 135.850295][ T36] ? __pfx_kthread+0x10/0x10 [ 135.854901][ T36] ret_from_fork_asm+0x1a/0x30 [ 135.859680][ T36] [ 135.862718][ T36] Modules linked in: [ 135.866636][ T36] ---[ end trace 0000000000000000 ]--- [ 135.872093][ T36] RIP: 0010:__list_add_valid_or_report+0xa4/0x130 [ 135.878528][ T36] Code: f7 74 11 b0 01 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 48 c7 c7 a0 59 81 8c 4c 89 fe 4c 89 e2 4c 89 f1 e8 0d e8 27 fc 90 <0f> 0b 48 c7 c7 a0 57 81 8c e8 fe e7 27 fc 90 0f 0b 48 c7 c7 40 58 [ 135.898145][ T36] RSP: 0000:ffffc90000acf628 EFLAGS: 00010046 [ 135.904227][ T36] RAX: 0000000000000058 RBX: 1ffff110051dd74e RCX: b7a3923cc6b8a600 [ 135.912203][ T36] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 135.920183][ T36] RBP: 1ffff11003f6e62d R08: ffffffff81a170dc R09: 1ffff92000159e60 [ 135.928163][ T36] R10: dffffc0000000000 R11: fffff52000159e61 R12: ffff888028eeba70 [ 135.936145][ T36] R13: dffffc0000000000 R14: ffff88801fb73160 R15: ffff888028eeba70 [ 135.944129][ T36] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 135.953068][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 135.959662][ T36] CR2: 00007fe2ed98d000 CR3: 0000000029016000 CR4: 00000000003526f0 [ 135.967646][ T36] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 135.975650][ T36] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 135.983639][ T36] Kernel panic - not syncing: Fatal exception [ 137.148724][ T36] Shutting down cpus with NMI [ 137.153822][ T36] Kernel Offset: disabled [ 137.158174][ T36] Rebooting in 86400 seconds..