[pid 98654] close(4 <unfinished ...>
[pid 98655] set_robust_list(0x73a2972e0a20, 24 <unfinished ...>
[pid 98654] <... close resumed>) = 0
[pid 98655] <... set_robust_list resumed>) = 0
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.local/share/pnpm/grep", 0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] close(10 <unfinished ...>
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/go/bin/grep", <unfinished ...>
[pid 98655] <... close resumed>) = 0
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] close(3 <unfinished ...>
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/grep", <unfinished ...>
[pid 98655] <... close resumed>) = 0
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] dup2(4, 1 <unfinished ...>
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.arduino/grep", <unfinished ...>
[pid 98655] <... dup2 resumed>) = 1
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] close(4 <unfinished ...>
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/grep", <unfinished ...>
[pid 98655] <... close resumed>) = 0
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.zig/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.local/share/pnpm/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.bun/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/go/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.nix-profile/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/xxd", 0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.arduino/xxd", <unfinished ...>
[pid 98654] newfstatat(AT_FDCWD, "/nix/var/nix/profiles/default/bin/grep", <unfinished ...>
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.config/Code/User/globalStorage/github.copilot-chat/debugCommand/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.zig/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.config/Code/User/globalStorage/github.copilot-chat/copilotCli/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.bun/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.local/share/pnpm/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.nix-profile/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/go/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/nix/var/nix/profiles/default/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.config/Code/User/globalStorage/github.copilot-chat/debugCommand/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.arduino/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.config/Code/User/globalStorage/github.copilot-chat/copilotCli/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.local/share/pnpm/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.zig/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/go/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.bun/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.nix-profile/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.arduino/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/nix/var/nix/profiles/default/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.zig/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.local/share/pnpm/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.bun/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/go/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.nix-profile/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/nix/var/nix/profiles/default/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.arduino/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.local/share/pnpm/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.nvm/versions/node/v22.21.0/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/go/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.zig/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.arduino/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.bun/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.local/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/home/n4n5/.nix-profile/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.nvm/versions/node/v22.21.0/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/nix/var/nix/profiles/default/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.cargo/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/usr/local/sbin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.zig/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/usr/local/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.bun/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/usr/sbin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/home/n4n5/.nix-profile/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>0x7ffd52b812e0, 0) = -1 ENOENT (No such file or directory)
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] newfstatat(AT_FDCWD, "/usr/bin/grep", <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/nix/var/nix/profiles/default/bin/xxd", <unfinished ...>
[pid 98654] <... newfstatat resumed>{st_mode=S_IFREG|0755, st_size=186824, ...}, 0) = 0
[pid 98655] <... newfstatat resumed>0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98654] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 98655] newfstatat(AT_FDCWD, "/usr/local/sbin/xxd", 0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98655] newfstatat(AT_FDCWD, "/usr/local/bin/xxd", 0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98655] newfstatat(AT_FDCWD, "/usr/sbin/xxd", 0x7ffd52b81060, 0) = -1 ENOENT (No such file or directory)
[pid 98655] newfstatat(AT_FDCWD, "/usr/bin/xxd",
strace: Process 98656 attached
{st_mode=S_IFREG|0755, st_size=22816, ...}, 0) = 0
[pid 98654] <... clone resumed>, child_tidptr=0x73a2972e0a10) = 98656
[pid 98655] rt_sigprocmask(SIG_SETMASK, ~[RTMIN RT_1], <unfinished ...>
[pid 98656] set_robust_list(0x73a2972e0a20, 24 <unfinished ...>
[pid 98654] close(3 <unfinished ...>
[pid 98655] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 98656] <... set_robust_list resumed>) = 0
[pid 98655] vfork( <unfinished ...>
[pid 98654] <... close resumed>) = 0
[pid 98654] close(-1) = -1 EBADF (Bad file descriptor)
[pid 98656] close(10strace: Process 98657 attached
<unfinished ...>
[pid 98654] wait4(-1, <unfinished ...>
[pid 98656] <... close resumed>) = 0
[pid 98657] rt_sigprocmask(SIG_SETMASK, [], <unfinished ...>
[pid 98656] dup2(3, 0 <unfinished ...>
[pid 98657] <... rt_sigprocmask resumed>~[KILL STOP RTMIN RT_1], 8) = 0
[pid 98656] <... dup2 resumed>) = 0
[pid 98657] execve("/usr/bin/xxd", ["xxd", "-p", "/dev/random"], 0x581dd4b4f8a8 /* 99 vars */ <unfinished ...>
[pid 98656] close(3) = 0
[pid 98656] execve("/usr/bin/grep", ["grep", "-n", "-m1", "ffff"], 0x581dd4b4f8d8 /* 99 vars */ <unfinished ...>
[pid 98655] <... vfork resumed>) = 98657
[pid 98655] rt_sigprocmask(SIG_SETMASK, [], ~[KILL STOP RTMIN RT_1], 8) = 0
[pid 98655] wait4(-1, <unfinished ...>
[pid 98657] <... execve resumed>) = 0
[pid 98657] brk(NULL) = 0x6476e83e4000
[pid 98657] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7161fed90000
[pid 98656] <... execve resumed>) = 0
[pid 98657] access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
[pid 98656] brk(NULL <unfinished ...>
[pid 98657] openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98656] <... brk resumed>) = 0x61b033985000
[pid 98657] <... openat resumed>) = 3
[pid 98657] fstat(3, <unfinished ...>
[pid 98656] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 98657] <... fstat resumed>{st_mode=S_IFREG|0644, st_size=214927, ...}) = 0
[pid 98656] <... mmap resumed>) = 0x7afc43bc8000
[pid 98657] mmap(NULL, 214927, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7161fed5b000
[pid 98656] access("/etc/ld.so.preload", R_OK <unfinished ...>
[pid 98657] close(3 <unfinished ...>
[pid 98656] <... access resumed>) = -1 ENOENT (No such file or directory)
[pid 98657] <... close resumed>) = 0
[pid 98656] openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98657] openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98656] <... openat resumed>) = 3
[pid 98657] <... openat resumed>) = 3
[pid 98656] fstat(3, <unfinished ...>
[pid 98657] read(3, <unfinished ...>
[pid 98656] <... fstat resumed>{st_mode=S_IFREG|0644, st_size=214927, ...}) = 0
[pid 98657] <... read resumed>"\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\243\2\0\0\0\0\0"..., 832) = 832
[pid 98656] mmap(NULL, 214927, PROT_READ, MAP_PRIVATE, 3, 0 <unfinished ...>
[pid 98657] pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
[pid 98656] <... mmap resumed>) = 0x7afc43b93000
[pid 98657] fstat(3, <unfinished ...>
[pid 98656] close(3 <unfinished ...>
[pid 98657] <... fstat resumed>{st_mode=S_IFREG|0755, st_size=2125328, ...}) = 0
[pid 98656] <... close resumed>) = 0
[pid 98657] pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
[pid 98656] openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libpcre2-8.so.0", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98657] mmap(NULL, 2170256, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0 <unfinished ...>
[pid 98656] <... openat resumed>) = 3
[pid 98657] <... mmap resumed>) = 0x7161fea00000
[pid 98656] read(3, <unfinished ...>
[pid 98657] mmap(0x7161fea28000, 1605632, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x28000 <unfinished ...>
[pid 98656] <... read resumed>"\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832
[pid 98657] <... mmap resumed>) = 0x7161fea28000
[pid 98656] fstat(3, <unfinished ...>
[pid 98657] mmap(0x7161febb0000, 323584, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b0000 <unfinished ...>
[pid 98656] <... fstat resumed>{st_mode=S_IFREG|0644, st_size=625344, ...}) = 0
[pid 98657] <... mmap resumed>) = 0x7161febb0000
[pid 98656] mmap(NULL, 627472, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0 <unfinished ...>
[pid 98657] mmap(0x7161febff000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1fe000 <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc43af9000
[pid 98657] <... mmap resumed>) = 0x7161febff000
[pid 98656] mmap(0x7afc43afb000, 450560, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000 <unfinished ...>
[pid 98657] mmap(0x7161fec05000, 52624, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc43afb000
[pid 98657] <... mmap resumed>) = 0x7161fec05000
[pid 98656] mmap(0x7afc43b69000, 163840, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x70000 <unfinished ...>
[pid 98657] close(3 <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc43b69000
[pid 98657] <... close resumed>) = 0
[pid 98656] mmap(0x7afc43b91000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x97000 <unfinished ...>
[pid 98657] mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc43b91000
[pid 98657] <... mmap resumed>) = 0x7161fed58000
[pid 98657] arch_prctl(ARCH_SET_FS, 0x7161fed58740 <unfinished ...>
[pid 98656] close(3 <unfinished ...>
[pid 98657] <... arch_prctl resumed>) = 0
[pid 98656] <... close resumed>) = 0
[pid 98657] set_tid_address(0x7161fed58a10) = 98657
[pid 98656] openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98657] set_robust_list(0x7161fed58a20, 24) = 0
[pid 98656] <... openat resumed>) = 3
[pid 98657] rseq(0x7161fed59060, 0x20, 0, 0x53053053 <unfinished ...>
[pid 98656] read(3, <unfinished ...>
[pid 98657] <... rseq resumed>) = 0
[pid 98656] <... read resumed>"\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\220\243\2\0\0\0\0\0"..., 832) = 832
[pid 98656] pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
[pid 98656] fstat(3, <unfinished ...>
[pid 98657] mprotect(0x7161febff000, 16384, PROT_READ <unfinished ...>
[pid 98656] <... fstat resumed>{st_mode=S_IFREG|0755, st_size=2125328, ...}) = 0
[pid 98657] <... mprotect resumed>) = 0
[pid 98656] pread64(3, <unfinished ...>
[pid 98657] mprotect(0x6476c727e000, 4096, PROT_READ <unfinished ...>
[pid 98656] <... pread64 resumed>"\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
[pid 98657] <... mprotect resumed>) = 0
[pid 98656] mmap(NULL, 2170256, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0 <unfinished ...>
[pid 98657] mprotect(0x7161fedce000, 8192, PROT_READ <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc43800000
[pid 98657] <... mprotect resumed>) = 0
[pid 98656] mmap(0x7afc43828000, 1605632, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x28000 <unfinished ...>
[pid 98657] prlimit64(0, RLIMIT_STACK, NULL, <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc43828000
[pid 98657] <... prlimit64 resumed>{rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
[pid 98656] mmap(0x7afc439b0000, 323584, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b0000 <unfinished ...>
[pid 98657] munmap(0x7161fed5b000, 214927 <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc439b0000
[pid 98656] mmap(0x7afc439ff000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1fe000 <unfinished ...>
[pid 98657] <... munmap resumed>) = 0
[pid 98656] <... mmap resumed>) = 0x7afc439ff000
[pid 98657] ioctl(1, TCGETS <unfinished ...>
[pid 98656] mmap(0x7afc43a05000, 52624, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 98657] <... ioctl resumed>, 0x7ffd4c1f1f60) = -1 ENOTTY (Inappropriate ioctl for device)
[pid 98656] <... mmap resumed>) = 0x7afc43a05000
[pid 98657] getrandom( <unfinished ...>
[pid 98656] close(3 <unfinished ...>
[pid 98657] <... getrandom resumed>"\xe4\x3b\xbd\xa1\x40\x41\x36\xb9", 8, GRND_NONBLOCK) = 8
[pid 98656] <... close resumed>) = 0
[pid 98657] brk(NULL) = 0x6476e83e4000
[pid 98656] mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 98657] brk(0x6476e8405000 <unfinished ...>
[pid 98656] <... mmap resumed>) = 0x7afc43af6000
[pid 98657] <... brk resumed>) = 0x6476e8405000
[pid 98656] arch_prctl(ARCH_SET_FS, 0x7afc43af6740) = 0
[pid 98657] openat(AT_FDCWD, "/dev/random", O_RDONLY <unfinished ...>
[pid 98656] set_tid_address(0x7afc43af6a10 <unfinished ...>
[pid 98657] <... openat resumed>) = 3
[pid 98656] <... set_tid_address resumed>) = 98656
[pid 98657] fstat(3, <unfinished ...>
[pid 98656] set_robust_list(0x7afc43af6a20, 24 <unfinished ...>
[pid 98657] <... fstat resumed>{st_mode=S_IFCHR|0666, st_rdev=makedev(0x1, 0x8), ...}) = 0
[pid 98656] <... set_robust_list resumed>) = 0
[pid 98657] ioctl(3, TCGETS <unfinished ...>
[pid 98656] rseq(0x7afc43af7060, 0x20, 0, 0x53053053 <unfinished ...>
[pid 98657] <... ioctl resumed>, 0x7ffd4c1f1e00) = -1 EINVAL (Invalid argument)
[pid 98656] <... rseq resumed>) = 0
[pid 98657] read(3, "j<D\363\370\201\370{\302\275+\21\244]\355J\204\21x\342\326Wh\352+\275\275\227\350\"\370\364"..., 4096) = 4096
[pid 98657] fstat(1, <unfinished ...>
[pid 98656] mprotect(0x7afc439ff000, 16384, PROT_READ <unfinished ...>
[pid 98657] <... fstat resumed>{st_mode=S_IFIFO|0600, st_size=0, ...}) = 0
[pid 98656] <... mprotect resumed>) = 0
[pid 98656] mprotect(0x7afc43b91000, 4096, PROT_READ <unfinished ...>
[pid 98657] write(1, "6a3c44f3f881f87bc2bd2b11a45ded4a"..., 4096 <unfinished ...>
[pid 98656] <... mprotect resumed>) = 0
[pid 98657] <... write resumed>) = 4096
[pid 98657] write(1, "9e1969c3d0bb64751793c684e6463f0a"..., 4096 <unfinished ...>
[pid 98656] mprotect(0x61aff3c63000, 8192, PROT_READ <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98657] read(3, <unfinished ...>
[pid 98656] <... mprotect resumed>) = 0
[pid 98657] <... read resumed>"Y\245\vdd3diyd[\316c\332\261\313L\0050\25\216\314\2[\16+\236\231\206O\357\343"..., 4096) = 4096
[pid 98656] mprotect(0x7afc43c00000, 8192, PROT_READ) = 0
[pid 98657] write(1, "3f3498ef9a2fdad200296b290f1e4498"..., 4096 <unfinished ...>
[pid 98656] prlimit64(0, RLIMIT_STACK, NULL, <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98656] <... prlimit64 resumed>{rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
[pid 98656] munmap(0x7afc43b93000, 214927 <unfinished ...>
[pid 98657] write(1, "aa5d72e441d8d59bdc35579efe06c654"..., 4096) = 4096
[pid 98656] <... munmap resumed>) = 0
[pid 98657] read(3, " \332\252\350W\265\245\361\213\226\216\36\307\355$O\361D\226R\330\27\362\261>\316$Qe\6fX"..., 4096) = 4096
[pid 98656] getrandom("\x42\xc3\x1e\x90\xd4\x9c\x83\xc6", 8, GRND_NONBLOCK) = 8
[pid 98657] write(1, "e9cc160190c2e96dee67887e\nffe7070"..., 4096 <unfinished ...>
[pid 98656] brk(NULL <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98656] <... brk resumed>) = 0x61b033985000
[pid 98656] brk(0x61b0339a6000 <unfinished ...>
[pid 98657] write(1, "71ffa122fbd6bf6\n2ad279cde11ddb70"..., 4096 <unfinished ...>
[pid 98656] <... brk resumed>) = 0x61b0339a6000
[pid 98657] <... write resumed>) = 4096
[pid 98657] read(3, <unfinished ...>
[pid 98656] openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98657] <... read resumed>"\361\274\256\32\213S\326\272\367\276c\341f\277\20\345\37\7\332\245\200P\367mG\0367\371\362\25\242\324"..., 4096) = 4096
[pid 98656] <... openat resumed>) = 3
[pid 98656] fstat(3, <unfinished ...>
[pid 98657] write(1, "8d06e1\n8a7878860e6c58515447ab47e"..., 4096 <unfinished ...>
[pid 98656] <... fstat resumed>{st_mode=S_IFREG|0644, st_size=5723792, ...}) = 0
[pid 98657] <... write resumed>) = 4096
[pid 98656] mmap(NULL, 5723792, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7afc43200000
[pid 98657] write(1, "70d6ee84e6c45932b26a2f9538e411ec"..., 4096 <unfinished ...>
[pid 98656] close(3 <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98656] <... close resumed>) = 0
[pid 98657] read(3, "0\16\201\333\230\364\237z\317\247o\326\5\202c;n\332\5G\355d\346\264&\375M\277\224H\220\226"..., 4096) = 4096
[pid 98656] openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/gconv/gconv-modules.cache", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98657] write(1, "bf6f28882c9396bf03107df85779956a"..., 4096 <unfinished ...>
[pid 98656] <... openat resumed>) = 3
[pid 98657] <... write resumed>) = 4096
[pid 98656] fstat(3, {st_mode=S_IFREG|0644, st_size=27028, ...}) = 0
[pid 98657] write(1, "c1eebaecaced40f146eb4990bd88577d"..., 4096 <unfinished ...>
[pid 98656] mmap(NULL, 27028, PROT_READ, MAP_SHARED, 3, 0 <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98656] <... mmap resumed>) = 0x7afc43bc1000
[pid 98657] read(3, <unfinished ...>
[pid 98656] close(3 <unfinished ...>
[pid 98657] <... read resumed>"\203pN\3376x\342\265\212\30\342\1\314\34\312\366\17B;\341\214\234\372\37z\201B_oK\4\274"..., 4096) = 4096
[pid 98656] <... close resumed>) = 0
[pid 98656] futex(0x7afc43a0472c, FUTEX_WAKE_PRIVATE, 2147483647 <unfinished ...>
[pid 98657] write(1, "1f32f9dc97e10db67bb99ab7122d218\n"..., 4096 <unfinished ...>
[pid 98656] <... futex resumed>) = 0
[pid 98657] <... write resumed>) = 4096
[pid 98656] openat(AT_FDCWD, "/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC <unfinished ...>
[pid 98657] write(1, "63302714dc12aa60a92fc6\n1bd882451"..., 4096 <unfinished ...>
[pid 98656] <... openat resumed>) = 3
[pid 98657] <... write resumed>) = 4096
[pid 98656] fstat(3, <unfinished ...>
[pid 98657] read(3, <unfinished ...>
[pid 98656] <... fstat resumed>{st_mode=S_IFREG|0644, st_size=2996, ...}) = 0
[pid 98657] <... read resumed>"s\232xzV\312\234\f\340}\376|:6\323\322\317\33Q\377\247H)\36Bd\23\177\243w\376\f"..., 4096) = 4096
[pid 98656] read(3, "# Locale name alias data base.\n#"..., 4096) = 2996
[pid 98657] write(1, "07a1136824601\n1d0d6711e0de5902b8"..., 4096) = 4096
[pid 98656] read(3, "", 4096) = 0
[pid 98656] close(3 <unfinished ...>
[pid 98657] write(1, "ebd1\n9f35e5b974e0877ceef2962fee7"..., 4096 <unfinished ...>
[pid 98656] <... close resumed>) = 0
[pid 98657] <... write resumed>) = 4096
[pid 98657] read(3, <unfinished ...>
[pid 98656] openat(AT_FDCWD, "/usr/share/locale/en_US.UTF-8/LC_MESSAGES/grep.mo", O_RDONLY <unfinished ...>
[pid 98657] <... read resumed>"\352n2\tf\236\277\21\366d\314\377r\237\235\24b\335Qj\351uI\27|\261&\37@\nLF"..., 4096) = 4096
[pid 98656] <... openat resumed>) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale/en_US.utf8/LC_MESSAGES/grep.mo", O_RDONLY <unfinished ...>
[pid 98657] write(1, "bf478db62cb6c48ace62cc0e13ea0801"..., 4096 <unfinished ...>
[pid 98656] <... openat resumed>) = -1 ENOENT (No such file or directory)
[pid 98657] <... write resumed>) = 4096
[pid 98656] openat(AT_FDCWD, "/usr/share/locale/en_US/LC_MESSAGES/grep.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 98657] write(1, "840cad44d94668540e2cd33f02847c1f"..., 4096 <unfinished ...>
[pid 98656] openat(AT_FDCWD, "/usr/share/locale/en.UTF-8/LC_MESSAGES/grep.mo", O_RDONLY <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98656] <... openat resumed>) = -1 ENOENT (No such file or directory)
[pid 98657] read(3, <unfinished ...>
[pid 98656] openat(AT_FDCWD, "/usr/share/locale/en.utf8/LC_MESSAGES/grep.mo", O_RDONLY <unfinished ...>
[pid 98657] <... read resumed>"xWV=&e\355c`\343V\206\311^\375\216\302_8\211\v{+vs\31\2\343\340f\vD"..., 4096) = 4096
[pid 98656] <... openat resumed>) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale/en/LC_MESSAGES/grep.mo", O_RDONLY <unfinished ...>
[pid 98657] write(1, "bb8deea3ba933caacad1ed7be9fd0ed9"..., 4096 <unfinished ...>
[pid 98656] <... openat resumed>) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.UTF-8/LC_MESSAGES/grep.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale-langpack/en_US.utf8/LC_MESSAGES/grep.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale-langpack/en_US/LC_MESSAGES/grep.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale-langpack/en.UTF-8/LC_MESSAGES/grep.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale-langpack/en.utf8/LC_MESSAGES/grep.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/usr/share/locale-langpack/en/LC_MESSAGES/grep.mo", O_RDONLY) = -1 ENOENT (No such file or directory)
[pid 98656] openat(AT_FDCWD, "/proc/self/maps", O_RDONLY) = 3
[pid 98656] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7afc43bbf000
[pid 98656] lseek(3, 0, SEEK_SET) = 0
[pid 98656] read(3, "61aff3c37000-61aff3c3b000 r--p 0"..., 8192) = 3059
[pid 98656] read(3, "", 5133) = 0
[pid 98656] close(3) = 0
[pid 98656] munmap(0x7afc43bbf000, 8192) = 0
[pid 98656] sigaltstack({ss_sp=0x61aff3c657c0, ss_flags=0, ss_size=65536}, NULL) = 0
[pid 98656] rt_sigaction(SIGSEGV, {sa_handler=0x61aff3c5c990, sa_mask=[HUP INT QUIT USR1 USR2 PIPE ALRM TERM CHLD URG XCPU XFSZ VTALRM PROF WINCH IO PWR], sa_flags=SA_RESTORER|SA_ONSTACK|SA_SIGINFO, sa_restorer=0x7afc43845330}, NULL, 8) = 0
[pid 98656] rt_sigaction(SIGSEGV, {sa_handler=0x61aff3c5c990, sa_mask=[HUP INT QUIT USR1 USR2 PIPE ALRM TERM CHLD URG XCPU XFSZ VTALRM PROF WINCH IO PWR], sa_flags=SA_RESTORER|SA_ONSTACK|SA_SIGINFO, sa_restorer=0x7afc43845330}, NULL, 8) = 0
[pid 98656] fstat(1, {st_mode=S_IFREG|0777, st_size=0, ...}) = 0
[pid 98656] brk(0x61b0339c7000) = 0x61b0339c7000
[pid 98656] fstat(0, {st_mode=S_IFIFO|0600, st_size=0, ...}) = 0
[pid 98656] lseek(0, 0, SEEK_CUR) = -1 ESPIPE (Illegal seek)
[pid 98656] read(0, <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98656] <... read resumed>"6a3c44f3f881f87bc2bd2b11a45ded4a"..., 98304) = 65536
[pid 98657] write(1, "870e266785ef5ff684966c8decaff\n1a"..., 4096) = 4096
[pid 98657] read(3, <unfinished ...>
[pid 98656] fstat(1, <unfinished ...>
[pid 98657] <... read resumed>"cc\361\216\351\272X\360\255\334\263%\317\311\374\327\10\240c\247ahF\335\265\1hM\200O53"..., 4096) = 4096
[pid 98656] <... fstat resumed>{st_mode=S_IFREG|0777, st_size=0, ...}) = 0
[pid 98656] write(1, "946:94240ffffe8edde107d4e933b248"..., 65 <unfinished ...>
[pid 98657] write(1, "b5a89056bf55c7a08754\n43e36840919"..., 4096) = 4096
[pid 98656] <... write resumed>) = 65
[pid 98656] close(1) = 0
[pid 98657] write(1, "c686e62621b\na2de239d11feaab4eb91"..., 4096 <unfinished ...>
[pid 98656] close(2 <unfinished ...>
[pid 98657] <... write resumed>) = 4096
[pid 98656] <... close resumed>) = 0
[pid 98657] read(3, <unfinished ...>
[pid 98656] exit_group(0 <unfinished ...>
[pid 98657] <... read resumed>"=\0043np\301oq\361%\364\314\312\356\230\233\7~$\334\311d7;w\314\363&p\273H\0"..., 4096) = 4096
[pid 98656] <... exit_group resumed>) = ?
[pid 98657] write(1, "25\n41cab7800852c97f6dd97b2a52a7b"..., 4096) = 4096
[pid 98657] write(1, "f9d91752267388edc85f4743641bab4e"..., 4096) = 4096
[pid 98657] read(3, "^\316\34\2164\262A\16~\4\2746\206\213\304X\303g\177_\322w\322\336\3M\255\373\25\30%X"..., 4096) = 4096
[pid 98656] +++ exited with 0 +++
[pid 98654] <... wait4 resumed>[{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 98656
[pid 98657] write(1, "d14ad4ab81094d9e529c66766f3e5db4"..., 4096 <unfinished ...>
[pid 98654] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98656, si_uid=1000, si_status=0, si_utime=0, si_stime=0} ---
[pid 98657] <... write resumed>) = -1 EPIPE (Broken pipe)
[pid 98657] --- SIGPIPE {si_signo=SIGPIPE, si_code=SI_USER, si_pid=98657, si_uid=1000} ---
[pid 98654] rt_sigreturn({mask=[]} <unfinished ...>
[pid 98657] write(2, "xxd: ", 5 <unfinished ...>
[pid 98654] <... rt_sigreturn resumed>) = 98656
[pid 98657] <... write resumed>) = 5
[pid 98654] wait4(-1, <unfinished ...>
[pid 98657] write(2, "Broken pipe\n", 12) = 12
[pid 98657] lseek(3, -2819, SEEK_CUR) = 0
[pid 98657] exit_group(3) = ?
[pid 98657] +++ exited with 3 +++
[pid 98655] <... wait4 resumed>[{WIFEXITED(s) && WEXITSTATUS(s) == 3}], 0, NULL) = 98657
[pid 98655] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98657, si_uid=1000, si_status=3, si_utime=0, si_stime=0} ---
[pid 98655] rt_sigreturn({mask=[]}) = 98657
[pid 98655] wait4(-1, 0x7ffd52b80fbc, WNOHANG, NULL) = -1 ECHILD (No child processes)
[pid 98655] fcntl(1, F_DUPFD, 10) = 10
[pid 98655] close(1) = 0
[pid 98655] fcntl(10, F_SETFD, FD_CLOEXEC) = 0
[pid 98655] dup2(2, 1) = 1
[pid 98655] write(1, "xxd=3\n", 6) = 6
[pid 98655] dup2(10, 1) = 1
[pid 98655] close(10) = 0
[pid 98655] exit_group(0) = ?
[pid 98655] +++ exited with 0 +++
[pid 98654] <... wait4 resumed>[{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 98655
[pid 98654] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98655, si_uid=1000, si_status=0, si_utime=0, si_stime=0} ---
[pid 98654] rt_sigreturn({mask=[]}) = 98655
[pid 98654] wait4(-1, 0x7ffd52b8123c, WNOHANG, NULL) = -1 ECHILD (No child processes)
[pid 98654] read(10, "", 8192) = 0
[pid 98654] write(1, "hello\n", 6) = 6
[pid 98654] read(10, "", 8192) = 0
[pid 98654] exit_group(0) = ?
[pid 98654] +++ exited with 0 +++
<... wait4 resumed>[{WIFEXITED(s) && WEXITSTATUS(s) == 0}], 0, NULL) = 98654
rt_sigreturn({mask=[]}) = 98654
wait4(-1, 0x7fff239ad23c, WNOHANG, NULL) = -1 ECHILD (No child processes)
exit_group(0) = ?