execve("/usr/bin/btrfs", ["btrfs", "send", "-vvv", "-f", "intenso_white.snapshot", "/mnt/intenso_white/@data/.snapsh"...], 0x7ffcb8f52718 /* 16 vars */) = 0 brk(NULL) = 0x555c9eddb000 arch_prctl(0x3001 /* ARCH_??? */, 0x7ffe8c9971e0) = -1 EINVAL (Invalid argument) access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=28542, ...}) = 0 mmap(NULL, 28542, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7ffa9a016000 close(3) = 0 openat(AT_FDCWD, "/usr/lib/libuuid.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\24\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=26552, ...}) = 0 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffa9a014000 mmap(NULL, 2121752, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ffa99e0d000 mprotect(0x7ffa99e13000, 2093056, PROT_NONE) = 0 mmap(0x7ffa9a012000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x5000) = 0x7ffa9a012000 close(3) = 0 openat(AT_FDCWD, "/usr/lib/libblkid.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\231\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=326480, ...}) = 0 mmap(NULL, 2426656, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ffa99bbc000 mprotect(0x7ffa99c06000, 2097152, PROT_NONE) = 0 mmap(0x7ffa99e06000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4a000) = 0x7ffa99e06000 mmap(0x7ffa99e0c000, 1824, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ffa99e0c000 close(3) = 0 openat(AT_FDCWD, "/usr/lib/libz.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\320!\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=91912, ...}) = 0 mmap(NULL, 2187280, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ffa999a5000 mprotect(0x7ffa999bb000, 2093056, PROT_NONE) = 0 mmap(0x7ffa99bba000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15000) = 0x7ffa99bba000 close(3) = 0 openat(AT_FDCWD, "/usr/lib/liblzo2.so.2", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20'\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=137432, ...}) = 0 mmap(NULL, 2232528, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ffa99783000 mprotect(0x7ffa997a4000, 2093056, PROT_NONE) = 0 mmap(0x7ffa999a3000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x20000) = 0x7ffa999a3000 close(3) = 0 openat(AT_FDCWD, "/usr/lib/libzstd.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\260E\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=620224, ...}) = 0 mmap(NULL, 2715704, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ffa994eb000 mprotect(0x7ffa99582000, 2093056, PROT_NONE) = 0 mmap(0x7ffa99781000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x96000) = 0x7ffa99781000 close(3) = 0 openat(AT_FDCWD, "/usr/lib/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340f\0\0\0\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=155408, ...}) = 0 lseek(3, 808, SEEK_SET) = 808 read(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32) = 32 mmap(NULL, 131528, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ffa994ca000 mmap(0x7ffa994d0000, 61440, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7ffa994d0000 mmap(0x7ffa994df000, 24576, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15000) = 0x7ffa994df000 mmap(0x7ffa994e5000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1a000) = 0x7ffa994e5000 mmap(0x7ffa994e7000, 12744, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ffa994e7000 close(3) = 0 openat(AT_FDCWD, "/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0000C\2\0\0\0\0\0"..., 832) = 832 lseek(3, 792, SEEK_SET) = 792 read(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\210o7\21\1\307=\311\366\263\256\202p\3777\335"..., 68) = 68 fstat(3, {st_mode=S_IFREG|0755, st_size=2136840, ...}) = 0 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffa994c8000 lseek(3, 792, SEEK_SET) = 792 read(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\210o7\21\1\307=\311\366\263\256\202p\3777\335"..., 68) = 68 lseek(3, 864, SEEK_SET) = 864 read(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32) = 32 mmap(NULL, 1848896, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ffa99304000 mprotect(0x7ffa99326000, 1671168, PROT_NONE) = 0 mmap(0x7ffa99326000, 1355776, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x22000) = 0x7ffa99326000 mmap(0x7ffa99471000, 311296, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16d000) = 0x7ffa99471000 mmap(0x7ffa994be000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b9000) = 0x7ffa994be000 mmap(0x7ffa994c4000, 13888, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ffa994c4000 close(3) = 0 mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ffa99301000 arch_prctl(ARCH_SET_FS, 0x7ffa993018c0) = 0 mprotect(0x7ffa994be000, 16384, PROT_READ) = 0 mprotect(0x7ffa994e5000, 4096, PROT_READ) = 0 mprotect(0x7ffa99781000, 4096, PROT_READ) = 0 mprotect(0x7ffa999a3000, 4096, PROT_READ) = 0 mprotect(0x7ffa99bba000, 4096, PROT_READ) = 0 mprotect(0x7ffa9a012000, 4096, PROT_READ) = 0 mprotect(0x7ffa99e06000, 20480, PROT_READ) = 0 mprotect(0x555c9e101000, 20480, PROT_READ) = 0 mprotect(0x7ffa9a046000, 4096, PROT_READ) = 0 munmap(0x7ffa9a016000, 28542) = 0 set_tid_address(0x7ffa99301b90) = 3022 set_robust_list(0x7ffa99301ba0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7ffa994d0130, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7ffa994dc3c0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7ffa994d01d0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7ffa994dc3c0}, 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 openat(AT_FDCWD, "intenso_white.snapshot", O_WRONLY|O_TRUNC) = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "intenso_white.snapshot", O_WRONLY|O_CREAT|O_TRUNC, 0600) = 3 ioctl(3, TCGETS, 0x7ffe8c995f90) = -1 ENOTTY (Inappropriate ioctl for device) brk(NULL) = 0x555c9eddb000 brk(0x555c9edfc000) = 0x555c9edfc000 lstat("/mnt", {st_mode=S_IFDIR|0755, st_size=60, ...}) = 0 lstat("/mnt/intenso_white", {st_mode=S_IFDIR|0777, st_size=24, ...}) = 0 lstat("/mnt/intenso_white/@data", {st_mode=S_IFDIR|0755, st_size=28, ...}) = 0 lstat("/mnt/intenso_white/@data/.snapshots", {st_mode=S_IFDIR|0755, st_size=76, ...}) = 0 lstat("/mnt/intenso_white/@data/.snapshots/test-snapshot", {st_mode=S_IFDIR|0755, st_size=28, ...}) = 0 openat(AT_FDCWD, "/mnt/intenso_white/@data/.snapshots/test-snapshot", O_RDONLY|O_NOATIME) = 4 close(4) = 0 openat(AT_FDCWD, "/proc/self/mounts", O_RDONLY|O_CLOEXEC) = 4 futex(0x7ffa994c4fc8, FUTEX_WAKE_PRIVATE, 2147483647) = 0 fstat(4, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0 read(4, "proc /proc proc rw,nosuid,nodev,"..., 1024) = 1024 read(4, "ime,perf_event 0 0\ncgroup /sys/f"..., 1024) = 1024 read(4, "size=2M 0 0\ndebugfs /sys/kernel/"..., 1024) = 318 read(4, "", 1024) = 0 close(4) = 0 lstat("/mnt", {st_mode=S_IFDIR|0755, st_size=60, ...}) = 0 lstat("/mnt/intenso_white", {st_mode=S_IFDIR|0777, st_size=24, ...}) = 0 openat(AT_FDCWD, "/mnt/intenso_white", O_RDONLY|O_NOATIME) = 4 ioctl(4, BTRFS_IOC_TREE_SEARCH, {key={tree_id=BTRFS_ROOT_TREE_OBJECTID, min_objectid=BTRFS_UUID_TREE_OBJECTID, max_objectid=BTRFS_UUID_TREE_OBJECTID, min_offset=0, max_offset=UINT64_MAX, min_transid=0, max_transid=UINT64_MAX, min_type=BTRFS_ROOT_ITEM_KEY, max_type=BTRFS_ROOT_ITEM_KEY, nr_items=1}} => {key={nr_items=1}, ...}) = 0 lstat("/mnt", {st_mode=S_IFDIR|0755, st_size=60, ...}) = 0 lstat("/mnt/intenso_white", {st_mode=S_IFDIR|0777, st_size=24, ...}) = 0 lstat("/mnt/intenso_white/@data", {st_mode=S_IFDIR|0755, st_size=28, ...}) = 0 lstat("/mnt/intenso_white/@data/.snapshots", {st_mode=S_IFDIR|0755, st_size=76, ...}) = 0 lstat("/mnt/intenso_white/@data/.snapshots/test-snapshot", {st_mode=S_IFDIR|0755, st_size=28, ...}) = 0 openat(AT_FDCWD, "/mnt/intenso_white/@data/.snapshots/test-snapshot", O_RDONLY|O_NOATIME) = 5 close(5) = 0 openat(AT_FDCWD, "/proc/self/mounts", O_RDONLY|O_CLOEXEC) = 5 fstat(5, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0 read(5, "proc /proc proc rw,nosuid,nodev,"..., 1024) = 1024 read(5, "ime,perf_event 0 0\ncgroup /sys/f"..., 1024) = 1024 read(5, "size=2M 0 0\ndebugfs /sys/kernel/"..., 1024) = 318 read(5, "", 1024) = 0 close(5) = 0 lstat("/mnt", {st_mode=S_IFDIR|0755, st_size=60, ...}) = 0 lstat("/mnt/intenso_white", {st_mode=S_IFDIR|0777, st_size=24, ...}) = 0 openat(4, "/mnt/intenso_white/@data/.snapshots/test-snapshot", O_RDONLY|O_NOATIME) = 5 ioctl(5, BTRFS_IOC_SUBVOL_GETFLAGS, BTRFS_SUBVOL_RDONLY) = 0 close(5) = 0 write(2, "At subvol /mnt/intenso_white/@da"..., 60) = 60 lstat("/mnt", {st_mode=S_IFDIR|0755, st_size=60, ...}) = 0 lstat("/mnt/intenso_white", {st_mode=S_IFDIR|0777, st_size=24, ...}) = 0 lstat("/mnt/intenso_white/@data", {st_mode=S_IFDIR|0755, st_size=28, ...}) = 0 lstat("/mnt/intenso_white/@data/.snapshots", {st_mode=S_IFDIR|0755, st_size=76, ...}) = 0 lstat("/mnt/intenso_white/@data/.snapshots/test-snapshot", {st_mode=S_IFDIR|0755, st_size=28, ...}) = 0 openat(4, "/mnt/intenso_white/@data/.snapshots/test-snapshot", O_RDONLY|O_NOATIME) = 5 pipe([6, 7]) = 0 mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7ffa98b00000 mprotect(0x7ffa98b01000, 8388608, PROT_READ|PROT_WRITE) = 0 clone(child_stack=0x7ffa992ffe30, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7ffa993009d0, tls=0x7ffa99300700, child_tidptr=0x7ffa993009d0) = 3023 ioctl(5, BTRFS_IOC_SEND, {send_fd=7, clone_sources_count=0, clone_sources=NULL, parent_root=0, flags=0}) = ? ERESTARTSYS (To be restarted if SA_RESTART is set) --- SIGWINCH {si_signo=SIGWINCH, si_code=SI_KERNEL} --- ioctl(5, BTRFS_IOC_SEND, {send_fd=7, clone_sources_count=0, clone_sources=NULL, parent_root=0, flags=0}