./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor425778409 <...> [ 19.739720][ T4671] dhcpcd-run-hook (4671) used greatest stack depth: 22288 bytes left forked to background, child pid 4667 [ 20.750579][ T4668] 8021q: adding VLAN 0 to HW filter on device bond0 [ 20.760621][ T4668] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.188' (ECDSA) to the list of known hosts. execve("./syz-executor425778409", ["./syz-executor425778409"], 0x7ffe844ec7b0 /* 10 vars */) = 0 brk(NULL) = 0x5555560cf000 brk(0x5555560cfc40) = 0x5555560cfc40 arch_prctl(ARCH_SET_FS, 0x5555560cf300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x5555560cf5d0) = 4998 set_robust_list(0x5555560cf5e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f2b8ef18430, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f2b8ef18b00}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f2b8ef184d0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2b8ef18b00}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor425778409", 4096) = 27 brk(0x5555560f0c40) = 0x5555560f0c40 brk(0x5555560f1000) = 0x5555560f1000 mprotect(0x7f2b8efdf000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4999 attached , child_tidptr=0x5555560cf5d0) = 4999 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4999] set_robust_list(0x5555560cf5e0, 24) = 0 ./strace-static-x86_64: Process 5000 attached [pid 4999] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4998] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5000 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4999] <... openat resumed>) = 3 [pid 5000] set_robust_list(0x5555560cf5e0, 24 [pid 4999] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 5001 attached [pid 5000] <... set_robust_list resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5001 [pid 5001] set_robust_list(0x5555560cf5e0, 24 [pid 4999] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] <... set_robust_list resumed>) = 0 [pid 4998] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5002 ./strace-static-x86_64: Process 5002 attached [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5001] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5000] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4999] close(3 [pid 4998] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5003 [pid 5001] <... openat resumed>) = 3 [pid 5000] <... openat resumed>) = 3 [pid 4998] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560cf5d0) = 5004 [pid 5001] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4999] <... close resumed>) = 0 [pid 5001] close(3) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560cf5d0) = 5005 ./strace-static-x86_64: Process 5004 attached [pid 5004] set_robust_list(0x5555560cf5e0, 24) = 0 [pid 5004] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5004] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 5004] close(3) = 0 [pid 5004] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5000] ioctl(3, LOOP_CLR_FD [pid 4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5004] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5006 ./strace-static-x86_64: Process 5005 attached [pid 5005] set_robust_list(0x5555560cf5e0, 24) = 0 [pid 5000] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5005] setpgid(0, 0) = 0 [pid 5000] close(3) = 0 [pid 4999] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5007 [pid 5000] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5005] write(3, "1000", 4) = 4 [pid 5005] close(3) = 0 [pid 5000] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5008 [pid 5005] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5002] set_robust_list(0x5555560cf5e0, 24) = 0 [pid 5005] <... mmap resumed>) = 0x7f2b8eee7000 [pid 5005] mprotect(0x7f2b8eee8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5005] clone(child_stack=0x7f2b8ef073f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5009], tls=0x7f2b8ef07700, child_tidptr=0x7f2b8ef079d0) = 5009 [pid 5005] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5005] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5002] openat(AT_FDCWD, "/dev/loop3", O_RDWR./strace-static-x86_64: Process 5006 attached [pid 5006] set_robust_list(0x5555560cf5e0, 24 [pid 5002] <... openat resumed>) = 3 [pid 5002] ioctl(3, LOOP_CLR_FD [pid 5006] <... set_robust_list resumed>) = 0 [pid 5006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5006] setpgid(0, 0 [pid 5002] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5002] close(3) = 0 [pid 5002] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5003 attached , child_tidptr=0x5555560cf5d0) = 5010 [pid 5003] set_robust_list(0x5555560cf5e0, 24./strace-static-x86_64: Process 5008 attached ) = 0 [pid 5008] set_robust_list(0x5555560cf5e0, 24./strace-static-x86_64: Process 5010 attached ./strace-static-x86_64: Process 5007 attached [pid 5006] <... setpgid resumed>) = 0 [pid 5006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5006] write(3, "1000", 4 [pid 5003] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5006] <... write resumed>) = 4 [pid 5006] close(3 [pid 5003] <... openat resumed>) = 3 [pid 5008] <... set_robust_list resumed>) = 0 [pid 5006] <... close resumed>) = 0 [pid 5007] set_robust_list(0x5555560cf5e0, 24 [pid 5006] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5003] ioctl(3, LOOP_CLR_FD [pid 5006] <... futex resumed>) = 0 [pid 5006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5009 attached [pid 5010] set_robust_list(0x5555560cf5e0, 24 [pid 5008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5007] <... set_robust_list resumed>) = 0 [pid 5006] <... mmap resumed>) = 0x7f2b8eee7000 [pid 5003] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5006] mprotect(0x7f2b8eee8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5006] clone(child_stack=0x7f2b8ef073f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5011], tls=0x7f2b8ef07700, child_tidptr=0x7f2b8ef079d0) = 5011 [pid 5006] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5003] close(3 [pid 5007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5008] <... prctl resumed>) = 0 [pid 5006] <... futex resumed>) = 0 [pid 5006] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5011 attached [pid 5011] set_robust_list(0x7f2b8ef079e0, 24) = 0 [pid 5003] <... close resumed>) = 0 [pid 5008] setpgid(0, 0 [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5010] <... set_robust_list resumed>) = 0 [pid 5008] <... setpgid resumed>) = 0 [pid 5007] <... prctl resumed>) = 0 [pid 5011] memfd_create("syzkaller", 0 [pid 5010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5009] set_robust_list(0x7f2b8ef079e0, 24 [pid 5008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5007] setpgid(0, 0 [pid 5010] <... prctl resumed>) = 0 [pid 5009] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5012 attached [pid 5008] <... openat resumed>) = 3 [pid 5007] <... setpgid resumed>) = 0 [pid 5003] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5012 [pid 5012] set_robust_list(0x5555560cf5e0, 24) = 0 [pid 5009] memfd_create("syzkaller", 0 [pid 5010] setpgid(0, 0 [pid 5007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5010] <... setpgid resumed>) = 0 [pid 5008] write(3, "1000", 4 [pid 5007] <... openat resumed>) = 3 [pid 5010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5008] <... write resumed>) = 4 [pid 5009] <... memfd_create resumed>) = 3 [pid 5012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5010] <... openat resumed>) = 3 [pid 5009] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5008] close(3 [pid 5012] setpgid(0, 0) = 0 [pid 5012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5012] write(3, "1000", 4 [pid 5008] <... close resumed>) = 0 [pid 5007] write(3, "1000", 4 [pid 5009] <... mmap resumed>) = 0x7f2b86ae7000 [pid 5008] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5010] write(3, "1000", 4 [pid 5007] <... write resumed>) = 4 [pid 5007] close(3) = 0 [pid 5007] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2b8eee7000 [pid 5007] mprotect(0x7f2b8eee8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5007] clone(child_stack=0x7f2b8ef073f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5014], tls=0x7f2b8ef07700, child_tidptr=0x7f2b8ef079d0) = 5014 [pid 5007] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5007] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5012] <... write resumed>) = 4 [pid 5012] close(3) = 0 [pid 5012] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2b8eee7000 [pid 5012] mprotect(0x7f2b8eee8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5012] clone(child_stack=0x7f2b8ef073f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5015], tls=0x7f2b8ef07700, child_tidptr=0x7f2b8ef079d0) = 5015 [pid 5012] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5012] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5014 attached [pid 5014] set_robust_list(0x7f2b8ef079e0, 24) = 0 [pid 5008] <... futex resumed>) = 0 [pid 5010] <... write resumed>) = 4 [pid 5014] memfd_create("syzkaller", 0) = 3 [pid 5014] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b86ae7000 [pid 5010] close(3 [pid 5008] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5015 attached [pid 5015] set_robust_list(0x7f2b8ef079e0, 24 [pid 5008] <... mmap resumed>) = 0x7f2b8eee7000 [pid 5015] <... set_robust_list resumed>) = 0 [pid 5010] <... close resumed>) = 0 [pid 5008] mprotect(0x7f2b8eee8000, 131072, PROT_READ|PROT_WRITE [pid 5010] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5008] <... mprotect resumed>) = 0 [pid 5010] <... futex resumed>) = 0 [pid 5010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5008] clone(child_stack=0x7f2b8ef073f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5010] <... mmap resumed>) = 0x7f2b8eee7000 [pid 5010] mprotect(0x7f2b8eee8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5010] clone(child_stack=0x7f2b8ef073f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5008] <... clone resumed>, parent_tid=[5016], tls=0x7f2b8ef07700, child_tidptr=0x7f2b8ef079d0) = 5016 [pid 5015] memfd_create("syzkaller", 0 [pid 5008] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5010] <... clone resumed>, parent_tid=[5017], tls=0x7f2b8ef07700, child_tidptr=0x7f2b8ef079d0) = 5017 [pid 5008] <... futex resumed>) = 0 [pid 5010] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5008] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5010] <... futex resumed>) = 0 [pid 5010] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5015] <... memfd_create resumed>) = 3 [pid 5015] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b86ae7000 ./strace-static-x86_64: Process 5016 attached ./strace-static-x86_64: Process 5017 attached [pid 5016] set_robust_list(0x7f2b8ef079e0, 24 [pid 5017] set_robust_list(0x7f2b8ef079e0, 24 [pid 5016] <... set_robust_list resumed>) = 0 [pid 5017] <... set_robust_list resumed>) = 0 [pid 5017] memfd_create("syzkaller", 0 [pid 5016] memfd_create("syzkaller", 0 [pid 5017] <... memfd_create resumed>) = 3 [pid 5016] <... memfd_create resumed>) = 3 [pid 5017] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5016] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5017] <... mmap resumed>) = 0x7f2b86ae7000 [pid 5016] <... mmap resumed>) = 0x7f2b86ae7000 syzkaller login: [ 41.483086][ T5011] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5011 'syz-executor425' [pid 5011] <... memfd_create resumed>) = 3 [pid 5011] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f2b86ae7000 [pid 5011] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 5014] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 5009] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 5016] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 5017] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 5015] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 20699119 [pid 5014] <... write resumed>) = 20699119 [pid 5014] munmap(0x7f2b86ae7000, 20699119 [pid 5009] <... write resumed>) = 20699119 [pid 5009] munmap(0x7f2b86ae7000, 20699119 [pid 5011] <... write resumed>) = 20699119 [pid 5009] <... munmap resumed>) = 0 [pid 5014] <... munmap resumed>) = 0 [pid 5014] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5014] ioctl(4, LOOP_SET_FD, 3 [pid 5009] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5014] <... ioctl resumed>) = 0 [pid 5014] close(3) = 0 [pid 5014] mkdir("./file0", 0777 [pid 5009] <... openat resumed>) = 4 [pid 5009] ioctl(4, LOOP_SET_FD, 3 [pid 5014] <... mkdir resumed>) = 0 [pid 5011] munmap(0x7f2b86ae7000, 20699119 [pid 5014] mount("/dev/loop0", "./file0", "f2fs", 0, "noextent_cache,lazytime,background_gc=sync," [pid 5011] <... munmap resumed>) = 0 [pid 5011] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 4 [pid 5011] ioctl(4, LOOP_SET_FD, 3 [pid 5009] <... ioctl resumed>) = 0 [pid 5009] close(3) = 0 [pid 5009] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5009] mount("/dev/loop2", "./file0", "f2fs", 0, "noextent_cache,lazytime,background_gc=sync," [pid 5011] <... ioctl resumed>) = 0 [pid 5011] close(3) = 0 [pid 5011] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 42.241938][ T5014] loop0: detected capacity change from 0 to 40427 [ 42.251820][ T5009] loop2: detected capacity change from 0 to 40427 [ 42.271729][ T5011] loop5: detected capacity change from 0 to 40427 [pid 5011] mount("/dev/loop5", "./file0", "f2fs", 0, "noextent_cache,lazytime,background_gc=sync," [pid 5017] <... write resumed>) = 20699119 [pid 5016] <... write resumed>) = 20699119 [pid 5015] <... write resumed>) = 20699119 [pid 5017] munmap(0x7f2b86ae7000, 20699119 [pid 5015] munmap(0x7f2b86ae7000, 20699119 [pid 5016] munmap(0x7f2b86ae7000, 20699119 [pid 5017] <... munmap resumed>) = 0 [pid 5017] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4 [ 42.292784][ T5014] F2FS-fs (loop0): Found nat_bits in checkpoint [ 42.300791][ T5009] F2FS-fs (loop2): Found nat_bits in checkpoint [pid 5017] ioctl(4, LOOP_SET_FD, 3 [pid 5016] <... munmap resumed>) = 0 [pid 5016] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5015] <... munmap resumed>) = 0 [pid 5015] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4 [pid 5016] <... openat resumed>) = 4 [pid 5015] ioctl(4, LOOP_SET_FD, 3 [pid 5016] ioctl(4, LOOP_SET_FD, 3 [pid 5015] <... ioctl resumed>) = 0 [pid 5015] close(3) = 0 [pid 5016] <... ioctl resumed>) = 0 [pid 5015] mkdir("./file0", 0777 [pid 5016] close(3 [pid 5015] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5017] <... ioctl resumed>) = 0 [pid 5016] <... close resumed>) = 0 [pid 5015] mount("/dev/loop4", "./file0", "f2fs", 0, "noextent_cache,lazytime,background_gc=sync," [pid 5016] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 5017] close(3 [pid 5016] mount("/dev/loop1", "./file0", "f2fs", 0, "noextent_cache,lazytime,background_gc=sync," [pid 5017] <... close resumed>) = 0 [pid 5017] mkdir("./file0", 0777) = -1 EEXIST (File exists) [ 42.337020][ T5017] loop3: detected capacity change from 0 to 40427 [ 42.344825][ T5011] F2FS-fs (loop5): Found nat_bits in checkpoint [ 42.354528][ T5015] loop4: detected capacity change from 0 to 40427 [ 42.362180][ T5016] loop1: detected capacity change from 0 to 40427 [pid 5017] mount("/dev/loop3", "./file0", "f2fs", 0, "noextent_cache,lazytime,background_gc=sync," [pid 5009] <... mount resumed>) = 0 [pid 5009] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5009] chdir("./file0") = 0 [pid 5009] ioctl(4, LOOP_CLR_FD) = 0 [pid 5009] close(4) = 0 [pid 5009] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5005] <... futex resumed>) = 0 [pid 5005] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5005] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5014] <... mount resumed>) = 0 [pid 5009] <... futex resumed>) = 1 [pid 5009] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5014] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5014] chdir("./file0") = 0 [pid 5014] ioctl(4, LOOP_CLR_FD) = 0 [pid 5014] close(4) = 0 [pid 5014] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5009] <... open resumed>) = 4 [pid 5014] <... futex resumed>) = 1 [pid 5007] <... futex resumed>) = 0 [pid 5014] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5007] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5014] <... open resumed>) = 4 [pid 5007] <... futex resumed>) = 0 [pid 5007] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5014] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5007] <... futex resumed>) = 0 [pid 5014] ftruncate(4, 33587195 [pid 5007] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5014] <... ftruncate resumed>) = 0 [pid 5007] <... futex resumed>) = 0 [pid 5007] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5014] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5014] <... futex resumed>) = 0 [pid 5007] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5014] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5007] <... futex resumed>) = 0 [ 42.389429][ T5009] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 42.396379][ T5014] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 42.406180][ T5017] F2FS-fs (loop3): Found nat_bits in checkpoint [ 42.406191][ T5016] F2FS-fs (loop1): Found nat_bits in checkpoint [ 42.420620][ T5015] F2FS-fs (loop4): Found nat_bits in checkpoint [pid 5014] <... open resumed>) = 5 [pid 5009] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5007] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5009] <... futex resumed>) = 1 [pid 5005] <... futex resumed>) = 0 [pid 5009] ftruncate(4, 33587195 [pid 5005] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5014] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5009] <... ftruncate resumed>) = 0 [pid 5007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5005] <... futex resumed>) = 0 [pid 5009] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5005] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5009] <... futex resumed>) = 0 [pid 5005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5009] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5005] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5009] <... open resumed>) = 5 [pid 5005] <... futex resumed>) = 0 [pid 5009] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5005] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5009] <... futex resumed>) = 0 [pid 5005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5009] fallocate(5, FALLOC_FL_INSERT_RANGE, 0, 65536 [pid 5005] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5014] <... futex resumed>) = 0 [pid 5009] <... fallocate resumed>) = 0 [pid 5007] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5005] <... futex resumed>) = 0 [pid 5014] fallocate(5, FALLOC_FL_INSERT_RANGE, 0, 65536 [pid 5007] <... futex resumed>) = 0 [pid 5005] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5007] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5009] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5005] <... futex resumed>) = 0 [pid 5005] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5005] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5009] <... futex resumed>) = 1 [pid 5009] mkdir(".", 0777) = -1 EEXIST (File exists) [pid 5009] mount(NULL, ".", 0x20000180, MS_NODEV|MS_NOEXEC|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_PRIVATE|MS_RELATIME|MS_I_VERSION|MS_STRICTATIME, "\x14\x27\x0e\x2d\x25\xcc\xcf\xf0\x78\xb9\x14\x0e\x8a\x1e\x19\xf3\xbc\xc3\xbd\x09\x96\x8d\xd1\x91\x1a\xce\xf2\x43\x21\xd7\x64\xd9\xe1\x17\xda\x79\x06\x3a\x62\xe3\xa5\x92\xfb\x42\xf7\xd9\xdd\xb2\x68\x2b\x4c\x2f\xf5\x80\xea\x5f\xa8\xef\xfb\xd5\x3a\xcf\xb0\xf8\x70\xbc\x1e\x49\xd0\x1a\x5b\x7f\xf5\x51\x50\xd2\xbf\x3b\x04\x28\x58\xc5\x32\x5c\x2b\x56\x9b\x32\x0c\xd4\x4e\x49\xe2\x46\xcc\x1e\x41\xf0\x4d\x2e"... [pid 5014] <... fallocate resumed>) = 0 [pid 5016] <... mount resumed>) = 0 [pid 5014] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5011] <... mount resumed>) = 0 [pid 5011] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5011] chdir("./file0") = 0 [pid 5011] ioctl(4, LOOP_CLR_FD) = 0 [pid 5011] close(4 [pid 5016] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5015] <... mount resumed>) = 0 [pid 5014] <... futex resumed>) = 1 [pid 5009] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5007] <... futex resumed>) = 0 [pid 5017] <... mount resumed>) = 0 [pid 5016] <... openat resumed>) = 3 [pid 5015] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5014] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5011] <... close resumed>) = 0 [pid 5009] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5007] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5016] chdir("./file0" [pid 5015] <... openat resumed>) = 3 [pid 5014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5007] <... futex resumed>) = 0 [pid 5007] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5016] <... chdir resumed>) = 0 [pid 5014] mkdir(".", 0777 [pid 5015] chdir("./file0" [pid 5016] ioctl(4, LOOP_CLR_FD [pid 5014] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5015] <... chdir resumed>) = 0 [pid 5017] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5011] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5009] <... futex resumed>) = 1 [pid 5005] <... futex resumed>) = 0 [ 42.505285][ T5011] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 42.512485][ T5016] F2FS-fs (loop1): Mounted with checkpoint version = 48b305e5 [ 42.517561][ T5009] F2FS-fs (loop2): Unrecognized mount option "'-%xý ёC!dy:b㥒Bݲh+L/_:ϰpI[QPҿ;(X2\+V2 NIFAM.IJZu |ok [pid 5005] exit_group(0 [pid 5016] <... ioctl resumed>) = 0 [pid 5015] ioctl(4, LOOP_CLR_FD [pid 5009] ???( [pid 5017] <... openat resumed>) = 3 [pid 5006] <... futex resumed>) = 0 [pid 5005] <... exit_group resumed>) = ? [pid 5006] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5006] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5016] close(4 [pid 5017] chdir("./file0" [pid 5016] <... close resumed>) = 0 [pid 5015] <... ioctl resumed>) = 0 [pid 5014] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5011] <... futex resumed>) = 1 [pid 5009] <... ??? resumed>) = ? [pid 5016] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5017] <... chdir resumed>) = 0 [pid 5016] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5015] close(4 [pid 5008] <... futex resumed>) = 0 [pid 5017] ioctl(4, LOOP_CLR_FD [pid 5015] <... close resumed>) = 0 [pid 5008] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5017] <... ioctl resumed>) = 0 [pid 5016] <... futex resumed>) = 0 [pid 5015] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5008] <... futex resumed>) = 1 [pid 5016] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5017] close(4 [pid 5015] <... futex resumed>) = 1 [pid 5008] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5017] <... close resumed>) = 0 [pid 5016] <... open resumed>) = 4 [pid 5015] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5012] <... futex resumed>) = 0 [pid 5009] +++ exited with 0 +++ [pid 5005] +++ exited with 0 +++ [pid 5017] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5016] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5012] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5001] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5005, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=21 /* 0.21 s */} --- [pid 5017] <... futex resumed>) = 1 [pid 5016] <... futex resumed>) = 1 [pid 5015] <... futex resumed>) = 0 [pid 5012] <... futex resumed>) = 1 [pid 5010] <... futex resumed>) = 0 [pid 5008] <... futex resumed>) = 0 [pid 5017] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5016] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5015] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5012] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5010] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5008] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5015] <... open resumed>) = 4 [pid 5010] <... futex resumed>) = 0 [pid 5008] <... futex resumed>) = 0 [pid 5001] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5017] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5016] ftruncate(4, 33587195 [pid 5015] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5010] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5008] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5001] <... openat resumed>) = 3 [pid 5017] <... open resumed>) = 4 [pid 5016] <... ftruncate resumed>) = 0 [pid 5015] <... futex resumed>) = 1 [pid 5012] <... futex resumed>) = 0 [pid 5001] ioctl(3, LOOP_CLR_FD [pid 5017] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5016] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5015] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5014] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5012] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5011] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000 [pid 5001] <... ioctl resumed>) = 0 [pid 5017] <... futex resumed>) = 1 [pid 5016] <... futex resumed>) = 1 [pid 5015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5014] <... futex resumed>) = 1 [pid 5012] <... futex resumed>) = 0 [pid 5011] <... open resumed>) = 4 [pid 5010] <... futex resumed>) = 0 [pid 5008] <... futex resumed>) = 0 [pid 5007] <... futex resumed>) = 0 [pid 5001] close(3 [pid 5017] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5016] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5015] ftruncate(4, 33587195 [pid 5014] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5012] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5011] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5010] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5008] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5007] exit_group(0 [pid 5001] <... close resumed>) = 0 [pid 5017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5015] <... ftruncate resumed>) = 0 [pid 5014] <... futex resumed>) = ? [pid 5011] <... futex resumed>) = 1 [pid 5010] <... futex resumed>) = 0 [pid 5008] <... futex resumed>) = 0 [pid 5007] <... exit_group resumed>) = ? [pid 5006] <... futex resumed>) = 0 [pid 5001] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5017] ftruncate(4, 33587195 [pid 5016] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5015] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5014] +++ exited with 0 +++ [pid 5011] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5010] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5008] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5007] +++ exited with 0 +++ [pid 5006] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5017] <... ftruncate resumed>) = 0 [pid 5016] <... open resumed>) = 5 [pid 5015] <... futex resumed>) = 1 [pid 5012] <... futex resumed>) = 0 [pid 5011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5006] <... futex resumed>) = 0 [pid 4999] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5007, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=25 /* 0.25 s */} --- [pid 5017] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5016] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5015] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5012] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5011] ftruncate(4, 33587195 [pid 5006] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5001] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5044 [pid 5017] <... futex resumed>) = 1 [pid 5016] <... futex resumed>) = 1 [pid 5015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5012] <... futex resumed>) = 0 [pid 5011] <... ftruncate resumed>) = 0 [pid 5010] <... futex resumed>) = 0 [pid 5008] <... futex resumed>) = 0 [pid 5017] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5016] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5015] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5012] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5011] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5010] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5008] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5015] <... open resumed>) = 5 [pid 5011] <... futex resumed>) = 1 [pid 5010] <... futex resumed>) = 0 [pid 5008] <... futex resumed>) = 0 [pid 5006] <... futex resumed>) = 0 [pid 4999] openat(AT_FDCWD, "/dev/loop0", O_RDWR [ 42.559743][ T5014] F2FS-fs (loop0): Unrecognized mount option "'-%xý ёC!dy:b㥒Bݲh+L/_:ϰpI[QPҿ;(X2\+V2 NIFAM.IJZu |ok [pid 5016] fallocate(5, FALLOC_FL_INSERT_RANGE, 0, 65536 [pid 5015] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5011] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5010] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5008] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5006] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4999] <... openat resumed>) = 3 [pid 5017] <... open resumed>) = 5 [pid 5015] <... futex resumed>) = 1 [pid 5011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5017] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5015] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5011] open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000 [pid 5017] <... futex resumed>) = 1 [pid 5011] <... open resumed>) = 5 [pid 5010] <... futex resumed>) = 0 [pid 5017] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5011] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5010] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5011] <... futex resumed>) = 0 [pid 5010] <... futex resumed>) = 0 [pid 5017] fallocate(5, FALLOC_FL_INSERT_RANGE, 0, 65536 [pid 5011] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5010] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5012] <... futex resumed>) = 0 [pid 5006] <... futex resumed>) = 0 [pid 4999] ioctl(3, LOOP_CLR_FD [pid 5012] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5006] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4999] <... ioctl resumed>) = 0 [pid 5015] <... futex resumed>) = 0 [pid 5012] <... futex resumed>) = 1 [pid 5006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4999] close(3 [pid 5015] fallocate(5, FALLOC_FL_INSERT_RANGE, 0, 65536 [pid 5012] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5006] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5011] <... futex resumed>) = 0 [pid 5006] <... futex resumed>) = 1 [pid 4999] <... close resumed>) = 0 [pid 5011] fallocate(5, FALLOC_FL_INSERT_RANGE, 0, 65536 [pid 5006] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4999] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5044 attached [pid 5016] <... fallocate resumed>) = 0 [pid 5044] set_robust_list(0x5555560cf5e0, 24) = 0 [pid 4999] <... clone resumed>, child_tidptr=0x5555560cf5d0) = 5045 [pid 5044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5044] setpgid(0, 0) = 0 [pid 5044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5044] write(3, "1000", 4 [pid 5016] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5045 attached [pid 5044] <... write resumed>) = 4 [pid 5016] <... futex resumed>) = 1 [pid 5008] <... futex resumed>) = 0 [pid 5045] set_robust_list(0x5555560cf5e0, 24 [pid 5044] close(3 [pid 5016] mkdir(".", 0777 [pid 5008] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5045] <... set_robust_list resumed>) = 0 [pid 5044] <... close resumed>) = 0 [pid 5016] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5008] <... futex resumed>) = 0 [pid 5008] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5044] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5016] mount(NULL, ".", 0x20000180, MS_NODEV|MS_NOEXEC|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_PRIVATE|MS_RELATIME|MS_I_VERSION|MS_STRICTATIME, "\x14\x27\x0e\x2d\x25\xcc\xcf\xf0\x78\xb9\x14\x0e\x8a\x1e\x19\xf3\xbc\xc3\xbd\x09\x96\x8d\xd1\x91\x1a\xce\xf2\x43\x21\xd7\x64\xd9\xe1\x17\xda\x79\x06\x3a\x62\xe3\xa5\x92\xfb\x42\xf7\xd9\xdd\xb2\x68\x2b\x4c\x2f\xf5\x80\xea\x5f\xa8\xef\xfb\xd5\x3a\xcf\xb0\xf8\x70\xbc\x1e\x49\xd0\x1a\x5b\x7f\xf5\x51\x50\xd2\xbf\x3b\x04\x28\x58\xc5\x32\x5c\x2b\x56\x9b\x32\x0c\xd4\x4e\x49\xe2\x46\xcc\x1e\x41\xf0\x4d\x2e"... [pid 5045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5044] <... futex resumed>) = 0 [pid 5017] <... fallocate resumed>) = 0 [pid 5016] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5012] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5011] <... fallocate resumed>) = 0 [pid 5006] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5045] setpgid(0, 0 [pid 5044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5017] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5016] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5012] futex(0x7f2b8efe57bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5011] futex(0x7f2b8efe57ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5006] futex(0x7f2b8efe57a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5045] <... setpgid resumed>) = 0 [pid 5044] <... mmap resumed>) = 0x7f2b8eee7000 [pid 5017] <... futex resumed>) = 1 [pid 5016] <... futex resumed>) = 1 [pid 5012] <... futex resumed>) = 0 [pid 5011] <... futex resumed>) = 0 [pid 5006] <... futex resumed>) = 0 [pid 5045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5044] mprotect(0x7f2b8eee8000, 131072, PROT_READ|PROT_WRITE [pid 5017] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5016] futex(0x7f2b8efe57a8, FUTEX_WAIT_PRIVATE, 0, NULL [ 42.656317][ T5016] F2FS-fs (loop3): Unrecognized mount option "'-%xý ёC!dy:b㥒Bݲh+L/_:ϰpI[QPҿ;(X2\+V2 NIFAM.IJZu |ok [pid 5011] mkdir(".", 0777 [pid 5006] futex(0x7f2b8efe57ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5045] <... openat resumed>) = 3 [pid 5044] <... mprotect resumed>) = 0 [pid 5012] <... mmap resumed>) = 0x7f2b87e84000 [pid 5011] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5045] write(3, "1000", 4 [pid 5044] clone(child_stack=0x7f2b8ef073f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5012] mprotect(0x7f2b87e85000, 131072, PROT_READ|PROT_WRITE [ 42.702195][ T5011] F2FS-fs (loop5): Unrecognized mount option "'-%xý ёC!dy:b㥒Bݲh+L/_:ϰpI[QPҿ;(X2\+V2 NIFAM.IJZu |ok 3c 02 00 0f 85 9e 33 00 00 49 81 3c 24 20 38 16 90 0f 84 cd f2 [ 42.759539][ T5015] RSP: 0018:ffffc90003b6f9d8 EFLAGS: 00010016 [ 42.759947][ T5017] F2FS-fs (loop3): Unrecognized mount option "'-%xý ёC!dy:b㥒Bݲh+L/_:ϰpI[QPҿ;(X2\+V2 NIFAM.IJZu |ok [ 42.853835][ T5015] ? die_addr+0x3c/0xa0 [ 42.857991][ T5015] ? exc_general_protection+0x129/0x230 [ 42.863538][ T5015] ? asm_exc_general_protection+0x26/0x30 [ 42.869255][ T5015] ? __lock_acquire+0xe01/0x5f30 [ 42.874186][ T5015] ? slab_free_freelist_hook+0x8b/0x1c0 [ 42.880158][ T5015] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 42.886132][ T5015] ? __kmem_cache_free+0xaf/0x2d0 [ 42.891150][ T5015] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 42.897125][ T5015] lock_acquire+0x1b1/0x520 [ 42.901706][ T5015] ? f2fs_drop_extent_tree+0xf0/0x3a0 [ 42.907064][ T5015] ? lock_sync+0x190/0x190 [ 42.911471][ T5015] ? down_read+0x13e/0x480 [ 42.915881][ T5015] _raw_write_lock+0x2e/0x40 [ 42.920461][ T5015] ? f2fs_drop_extent_tree+0xf0/0x3a0 [ 42.925839][ T5015] f2fs_drop_extent_tree+0xf0/0x3a0 [ 42.931024][ T5015] f2fs_fallocate+0xce5/0x36d0 [ 42.935773][ T5015] ? aa_file_perm+0x591/0x1250 [ 42.940528][ T5015] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 42.946501][ T5015] ? __f2fs_ioc_move_range+0xd00/0xd00 [ 42.951948][ T5015] ? lock_sync+0x190/0x190 [ 42.956364][ T5015] ? __f2fs_ioc_move_range+0xd00/0xd00 [ 42.961809][ T5015] vfs_fallocate+0x48b/0xe40 [ 42.966394][ T5015] __x64_sys_fallocate+0xd3/0x140 [ 42.971409][ T5015] do_syscall_64+0x39/0xb0 [ 42.975813][ T5015] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 42.981696][ T5015] RIP: 0033:0x7f2b8ef5b459 [ 42.986094][ T5015] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 43.005690][ T5015] RSP: 002b:00007f2b8ef072f8 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 43.014096][ T5015] RAX: ffffffffffffffda RBX: 00007f2b8efe57a0 RCX: 00007f2b8ef5b459 [ 43.022138][ T5015] RDX: 0000000000000000 RSI: 0000000000000020 RDI: 0000000000000005 [ 43.030092][ T5015] RBP: 00007f2b8efb27f8 R08: 0000000000000000 R09: 0000000000000000 [ 43.038048][ T5015] R10: 0000000000010000 R11: 0000000000000246 R12: 00007f2b8efb26c0 [ 43.046002][ T5015] R13: 0030656c69662f2e R14: 4b55cd3db08b6c4e R15: 00007f2b8efe57a8 [ 43.053962][ T5015] [ 43.056971][ T5015] Modules linked in: [ 43.060850][ T5015] ---[ end trace 0000000000000000 ]--- [ 43.066281][ T5015] RIP: 0010:__lock_acquire+0xe01/0x5f30 [ 43.071824][ T5015] Code: 00 00 3b 05 01 b0 59 0f 0f 87 7a 09 00 00 41 be 01 00 00 00 e9 84 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 9e 33 00 00 49 81 3c 24 20 38 16 90 0f 84 cd f2 [ 43.091414][ T5015] RSP: 0018:ffffc90003b6f9d8 EFLAGS: 00010016 [ 43.097463][ T5015] RAX: dffffc0000000000 RBX: 1ffff9200076df6c RCX: 0000000000000000 [ 43.105414][ T5015] RDX: 0000000000000009 RSI: 0000000000000000 RDI: 0000000000000048 [ 43.113380][ T5015] RBP: ffff88802834d940 R08: 0000000000000001 R09: 0000000000000000 [ 43.121335][ T5015] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000048 [ 43.129289][ T5015] R13: 0000000000000000 R14: 0000000000000048 R15: 0000000000000000 [ 43.137246][ T5015] FS: 00007f2b8ef07700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 43.146159][ T5015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.152725][ T5015] CR2: 00007f2b8efac0c8 CR3: 00000000235f8000 CR4: 0000000000350ef0 [ 43.160680][ T5015] Kernel panic - not syncing: Fatal exception [ 43.167533][ T5015] Kernel Offset: disabled [ 43.171836][ T5015] Rebooting in 86400 seconds..