./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3878155342 <...> forked to background, child pid 4653 no interfaces have a carrier [ 52.364607][ T4654] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.378882][ T4654] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.128' (ECDSA) to the list of known hosts. execve("./syz-executor3878155342", ["./syz-executor3878155342"], 0x7fff0ecee210 /* 10 vars */) = 0 brk(NULL) = 0x5555559bb000 brk(0x5555559bbc40) = 0x5555559bbc40 arch_prctl(ARCH_SET_FS, 0x5555559bb300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x5555559bb5d0) = 5084 set_robust_list(0x5555559bb5e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f2363ba62c0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f2363ba6990}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f2363ba6360, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2363ba6990}, 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-executor3878155342", 4096) = 28 brk(0x5555559dcc40) = 0x5555559dcc40 brk(0x5555559dd000) = 0x5555559dd000 mprotect(0x7f2363c66000, 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 5085 attached , child_tidptr=0x5555559bb5d0) = 5085 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5085] set_robust_list(0x5555559bb5e0, 24) = 0 [pid 5085] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5086 attached [pid 5086] set_robust_list(0x5555559bb5e0, 24 [pid 5084] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5086 [pid 5086] <... set_robust_list resumed>) = 0 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5085] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5087 [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5087 attached ./strace-static-x86_64: Process 5088 attached [pid 5084] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5088 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] set_robust_list(0x5555559bb5e0, 24 [pid 5086] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5089 [pid 5084] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5090 [pid 5087] <... set_robust_list resumed>) = 0 [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5090 attached ) = 0 [pid 5084] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5091 [pid 5087] setpgid(0, 0./strace-static-x86_64: Process 5089 attached [pid 5084] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5088] set_robust_list(0x5555559bb5e0, 24 [pid 5087] <... setpgid resumed>) = 0 [pid 5090] set_robust_list(0x5555559bb5e0, 24 [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5084] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5092 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5087] <... openat resumed>) = 3 [pid 5087] write(3, "1000", 4 [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5087] <... write resumed>) = 4 [pid 5090] <... set_robust_list resumed>) = 0 [pid 5087] close(3) = 0 [pid 5087] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5093 attached [pid 5089] set_robust_list(0x5555559bb5e0, 24 [pid 5087] <... futex resumed>) = 0 [pid 5089] <... set_robust_list resumed>) = 0 [pid 5088] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5093 [pid 5087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5093] set_robust_list(0x5555559bb5e0, 24 [pid 5089] <... prctl resumed>) = 0 [pid 5087] <... mmap resumed>) = 0x7f2363b76000 ./strace-static-x86_64: Process 5091 attached [pid 5093] <... set_robust_list resumed>) = 0 [pid 5089] setpgid(0, 0 [pid 5087] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5092 attached [pid 5089] <... setpgid resumed>) = 0 [pid 5087] <... mprotect resumed>) = 0 [pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5087] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5093] setpgid(0, 0 [pid 5090] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5089] <... openat resumed>) = 3 [pid 5093] <... setpgid resumed>) = 0 [pid 5089] write(3, "1000", 4 [pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5092] set_robust_list(0x5555559bb5e0, 24 [pid 5091] set_robust_list(0x5555559bb5e0, 24 [pid 5089] <... write resumed>) = 4 [pid 5087] <... clone resumed>, parent_tid=[5094], tls=0x7f2363b96700, child_tidptr=0x7f2363b969d0) = 5094 ./strace-static-x86_64: Process 5094 attached [pid 5093] <... openat resumed>) = 3 [pid 5092] <... set_robust_list resumed>) = 0 [pid 5091] <... set_robust_list resumed>) = 0 [pid 5089] close(3 [pid 5087] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5095 attached [pid 5094] set_robust_list(0x7f2363b969e0, 24 [pid 5093] write(3, "1000", 4 [pid 5091] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5090] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5095 [pid 5089] <... close resumed>) = 0 [pid 5087] <... futex resumed>) = 0 [pid 5095] set_robust_list(0x5555559bb5e0, 24 [pid 5094] <... set_robust_list resumed>) = 0 [pid 5093] <... write resumed>) = 4 [pid 5087] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... set_robust_list resumed>) = 0 [pid 5094] creat("./bus", 000 [pid 5093] close(3./strace-static-x86_64: Process 5096 attached [pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5094] <... creat resumed>) = 3 [pid 5093] <... close resumed>) = 0 [pid 5092] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5089] <... futex resumed>) = 0 [pid 5096] set_robust_list(0x5555559bb5e0, 24 [pid 5095] <... prctl resumed>) = 0 [pid 5094] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5096 [pid 5089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5096] <... set_robust_list resumed>) = 0 [pid 5095] setpgid(0, 0 [pid 5094] <... futex resumed>) = 1 [pid 5093] <... futex resumed>) = 0 [pid 5089] <... mmap resumed>) = 0x7f2363b76000 [pid 5087] <... futex resumed>) = 0 [pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5095] <... setpgid resumed>) = 0 [pid 5094] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5089] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5087] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... prctl resumed>) = 0 [pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] <... mmap resumed>) = 0x7f2363b76000 [pid 5087] <... futex resumed>) = 0 [pid 5096] setpgid(0, 0 [pid 5095] <... openat resumed>) = 3 [pid 5094] creat("./bus", 000 [pid 5093] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5092] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5097 [pid 5089] <... mprotect resumed>) = 0 [pid 5087] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... setpgid resumed>) = 0 [pid 5095] write(3, "1000", 4 [pid 5094] <... creat resumed>) = 4 [pid 5093] <... mprotect resumed>) = 0 [pid 5089] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5095] <... write resumed>) = 4 [pid 5094] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 5097 attached [pid 5096] <... openat resumed>) = 3 [pid 5095] close(3 [pid 5094] <... futex resumed>) = 1 [pid 5087] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5098 attached [pid 5097] set_robust_list(0x5555559bb5e0, 24 [pid 5096] write(3, "1000", 4 [pid 5095] <... close resumed>) = 0 [pid 5094] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... clone resumed>, parent_tid=[5099], tls=0x7f2363b96700, child_tidptr=0x7f2363b969d0) = 5099 [pid 5089] <... clone resumed>, parent_tid=[5098], tls=0x7f2363b96700, child_tidptr=0x7f2363b969d0) = 5098 [pid 5087] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5099 attached [pid 5097] <... set_robust_list resumed>) = 0 [pid 5096] <... write resumed>) = 4 [pid 5095] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... futex resumed>) = 0 [pid 5099] set_robust_list(0x7f2363b969e0, 24 [pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5096] close(3 [pid 5095] <... futex resumed>) = 0 [pid 5094] ftruncate(4, 2048 [pid 5093] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5087] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5099] <... set_robust_list resumed>) = 0 [pid 5097] <... prctl resumed>) = 0 [pid 5096] <... close resumed>) = 0 [pid 5095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5094] <... ftruncate resumed>) = 0 [pid 5093] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5099] creat("./bus", 000 [pid 5097] setpgid(0, 0 [pid 5096] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... mmap resumed>) = 0x7f2363b76000 [pid 5098] set_robust_list(0x7f2363b969e0, 24 [pid 5094] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... creat resumed>) = 3 [pid 5098] <... set_robust_list resumed>) = 0 [pid 5097] <... setpgid resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5095] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5094] <... futex resumed>) = 1 [pid 5087] <... futex resumed>) = 0 [pid 5099] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] creat("./bus", 000 [pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5095] <... mprotect resumed>) = 0 [pid 5094] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... futex resumed>) = 1 [pid 5098] <... creat resumed>) = 3 [pid 5097] <... openat resumed>) = 3 [pid 5096] <... mmap resumed>) = 0x7f2363b76000 [pid 5095] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] <... futex resumed>) = 0 [pid 5087] <... futex resumed>) = 0 [pid 5099] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5098] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] write(3, "1000", 4 [pid 5096] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5094] lseek(4, 512, SEEK_SET [pid 5093] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5098] <... futex resumed>) = 1 [pid 5097] <... write resumed>) = 4 [pid 5096] <... mprotect resumed>) = 0 [pid 5095] <... clone resumed>, parent_tid=[5100], tls=0x7f2363b96700, child_tidptr=0x7f2363b969d0) = 5100 [pid 5094] <... lseek resumed>) = 512 [pid 5093] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5099] creat("./bus", 000 [pid 5098] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] close(3 [pid 5096] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5095] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5100 attached [pid 5099] <... creat resumed>) = 4 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... close resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = 1 [pid 5089] <... futex resumed>) = 0 [pid 5087] <... futex resumed>) = 0 [pid 5100] set_robust_list(0x7f2363b969e0, 24 [pid 5099] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] creat("./bus", 000 [pid 5097] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... clone resumed>, parent_tid=[5101], tls=0x7f2363b96700, child_tidptr=0x7f2363b969d0) = 5101 [pid 5095] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5101 attached [pid 5100] <... set_robust_list resumed>) = 0 [pid 5099] <... futex resumed>) = 1 [pid 5098] <... creat resumed>) = 4 [pid 5097] <... futex resumed>) = 0 [pid 5096] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] <... futex resumed>) = 0 [pid 5087] <... futex resumed>) = 0 [pid 5100] creat("./bus", 000 [pid 5099] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5098] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5096] <... futex resumed>) = 0 [pid 5094] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5093] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] set_robust_list(0x7f2363b969e0, 24 [pid 5100] <... creat resumed>) = 3 [pid 5099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5098] <... futex resumed>) = 1 [pid 5097] <... mmap resumed>) = 0x7f2363b76000 [pid 5096] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] <... open resumed>) = 5 [pid 5089] <... futex resumed>) = 0 [pid 5101] <... set_robust_list resumed>) = 0 [pid 5100] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] creat("./bus", 000 [pid 5100] <... futex resumed>) = 1 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = 0 [pid 5101] <... creat resumed>) = 3 [pid 5100] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5098] ftruncate(4, 2048 [pid 5089] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... ftruncate resumed>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5099] ftruncate(4, 2048 [pid 5098] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5095] <... futex resumed>) = 0 [pid 5093] <... futex resumed>) = 0 [pid 5097] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5094] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5098] <... futex resumed>) = 1 [pid 5089] <... futex resumed>) = 0 [pid 5098] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = 0 [pid 5098] lseek(4, 512, SEEK_SET [pid 5089] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] <... lseek resumed>) = 512 [pid 5098] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5089] <... futex resumed>) = 0 [pid 5098] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = 0 [pid 5098] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5089] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] <... open resumed>) = 5 [pid 5098] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5089] <... futex resumed>) = 0 [pid 5098] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = 0 [pid 5099] <... ftruncate resumed>) = 0 [pid 5098] sendfile(4, 5, NULL, 56832 [pid 5097] <... mprotect resumed>) = 0 [pid 5096] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... futex resumed>) = 1 syzkaller login: [ 79.704279][ T27] audit: type=1804 audit(1676130673.877:2): pid=5094 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor387" name="/root/bus" dev="sda1" ino=1138 res=1 errno=0 [ 79.725845][ T27] audit: type=1800 audit(1676130673.877:3): pid=5094 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor387" name="bus" dev="sda1" ino=1138 res=0 errno=0 [pid 5093] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] <... futex resumed>) = 0 [pid 5099] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... futex resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5097] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5096] <... futex resumed>) = 1 [pid 5095] <... futex resumed>) = 1 [pid 5094] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] creat("./bus", 000 [pid 5100] creat("./bus", 000 [pid 5099] <... futex resumed>) = 0 [pid 5096] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 79.748440][ T27] audit: type=1804 audit(1676130673.887:4): pid=5101 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor387" name="/root/bus" dev="sda1" ino=1138 res=1 errno=0 [ 79.770143][ T27] audit: type=1804 audit(1676130673.917:5): pid=5098 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor387" name="/root/bus" dev="sda1" ino=1138 res=1 errno=0 [pid 5093] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5102 attached [pid 5101] <... creat resumed>) = 4 [pid 5100] <... creat resumed>) = 4 [pid 5099] lseek(4, 512, SEEK_SET [pid 5089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5102] set_robust_list(0x7f2363b969e0, 24 [pid 5101] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... lseek resumed>) = 512 [pid 5089] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... set_robust_list resumed>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5099] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... clone resumed>, parent_tid=[5102], tls=0x7f2363b96700, child_tidptr=0x7f2363b969d0) = 5102 [pid 5096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] sendfile(4, 5, NULL, 56832 [pid 5093] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5087] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] <... futex resumed>) = 0 [pid 5089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5099] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] <... mmap resumed>) = 0x7f2363b55000 [pid 5089] mprotect(0x7f2363b56000, 131072, PROT_READ|PROT_WRITE [pid 5097] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] <... mprotect resumed>) = 0 [pid 5089] clone(child_stack=0x7f2363b753f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5103], tls=0x7f2363b75700, child_tidptr=0x7f2363b759d0) = 5103 [pid 5089] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5089] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5103 attached [pid 5103] set_robust_list(0x7f2363b759e0, 24) = 0 [pid 5103] lseek(3, 512, SEEK_SET) = 512 [ 79.792145][ T27] audit: type=1800 audit(1676130673.917:6): pid=5098 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor387" name="bus" dev="sda1" ino=1138 res=0 errno=0 [ 79.813510][ T27] audit: type=1804 audit(1676130673.977:7): pid=5101 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor387" name="/root/bus" dev="sda1" ino=1138 res=1 errno=0 [ 79.834945][ T27] audit: type=1804 audit(1676130673.977:8): pid=5100 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor387" name="/root/bus" dev="sda1" ino=1138 res=1 errno=0 [pid 5103] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5102] <... futex resumed>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5100] <... futex resumed>) = 0 [pid 5097] <... futex resumed>) = 1 [pid 5096] <... futex resumed>) = 1 [pid 5095] <... futex resumed>) = 1 [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = 0 [pid 5102] creat("./bus", 000 [pid 5101] ftruncate(4, 2048 [pid 5100] ftruncate(4, 2048 [pid 5097] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5093] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... futex resumed>) = 0 [pid 5093] <... futex resumed>) = 1 [pid 5099] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5093] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] <... futex resumed>) = 0 [pid 5089] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5103] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5101] <... ftruncate resumed>) = 0 [pid 5101] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5101] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] <... open resumed>) = 6 [pid 5102] <... creat resumed>) = 3 [pid 5100] <... ftruncate resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5102] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 1 [pid 5102] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] <... open resumed>) = 5 [pid 5103] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [ 79.863205][ T27] audit: type=1804 audit(1676130674.037:9): pid=5103 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor387" name="/root/bus" dev="sda1" ino=1138 res=1 errno=0 [ 79.884530][ T27] audit: type=1800 audit(1676130674.057:10): pid=5103 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor387" name="bus" dev="sda1" ino=1138 res=0 errno=0 [pid 5096] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = 0 [pid 5087] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5099] <... futex resumed>) = 1 [pid 5089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5099] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] <... futex resumed>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5097] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = 1 [pid 5095] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = 0 [pid 5087] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] sendfile(3, 6, NULL, 56832 [pid 5102] <... futex resumed>) = 0 [pid 5101] lseek(4, 512, SEEK_SET [pid 5100] <... futex resumed>) = 0 [pid 5097] <... futex resumed>) = 1 [pid 5096] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... futex resumed>) = 1 [pid 5093] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] <... futex resumed>) = 0 [pid 5102] creat("./bus", 000 [pid 5101] <... lseek resumed>) = 512 [pid 5100] lseek(4, 512, SEEK_SET [pid 5099] <... futex resumed>) = 0 [pid 5097] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5093] <... futex resumed>) = 1 [pid 5087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5101] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... lseek resumed>) = 512 [pid 5099] sendfile(4, 5, NULL, 56832 [pid 5093] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] <... mmap resumed>) = 0x7f2363b55000 [pid 5101] <... futex resumed>) = 1 [pid 5100] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = 0 [pid 5087] mprotect(0x7f2363b56000, 131072, PROT_READ|PROT_WRITE [pid 5101] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] <... futex resumed>) = 1 [pid 5096] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = 0 [pid 5087] <... mprotect resumed>) = 0 [pid 5101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] <... futex resumed>) = 0 [pid 5095] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] clone(child_stack=0x7f2363b753f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5101] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... futex resumed>) = 0 [pid 5100] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5095] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] <... clone resumed>, parent_tid=[5104], tls=0x7f2363b75700, child_tidptr=0x7f2363b759d0) = 5104 [pid 5087] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5087] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5104 attached [pid 5104] set_robust_list(0x7f2363b759e0, 24) = 0 [pid 5104] lseek(3, 512, SEEK_SET) = 512 [pid 5104] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5087] <... futex resumed>) = 0 [pid 5104] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5087] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5087] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] <... open resumed>) = 5 [pid 5100] <... open resumed>) = 5 [pid 5102] <... creat resumed>) = 4 [pid 5101] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... futex resumed>) = 1 [pid 5100] <... futex resumed>) = 1 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5104] <... open resumed>) = 6 [pid 5102] <... futex resumed>) = 1 [pid 5101] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] <... futex resumed>) = 0 [pid 5096] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5104] <... futex resumed>) = 1 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] sendfile(4, 5, NULL, 56832 [pid 5100] sendfile(4, 5, NULL, 56832 [pid 5097] <... futex resumed>) = 0 [pid 5096] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 79.905764][ T27] audit: type=1804 audit(1676130674.057:11): pid=5102 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor387" name="/root/bus" dev="sda1" ino=1138 res=1 errno=0 [pid 5095] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] <... futex resumed>) = 0 [pid 5104] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5102] ftruncate(4, 2048 [pid 5097] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] <... futex resumed>) = 0 [pid 5104] sendfile(3, 6, NULL, 56832 [pid 5087] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5093] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5093] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2363b55000 [pid 5093] mprotect(0x7f2363b56000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5093] clone(child_stack=0x7f2363b753f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 5105 attached , parent_tid=[5105], tls=0x7f2363b75700, child_tidptr=0x7f2363b759d0) = 5105 [pid 5102] <... ftruncate resumed>) = 0 [pid 5093] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] set_robust_list(0x7f2363b759e0, 24) = 0 [pid 5102] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = 0 [pid 5105] lseek(3, 512, SEEK_SET [pid 5102] <... futex resumed>) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5093] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5105] <... lseek resumed>) = 512 [pid 5102] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... futex resumed>) = 0 [pid 5105] <... futex resumed>) = 1 [pid 5102] lseek(4, 512, SEEK_SET [pid 5093] <... futex resumed>) = 0 [pid 5097] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5105] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5102] <... lseek resumed>) = 512 [pid 5093] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5102] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = 0 [pid 5105] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5102] <... futex resumed>) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5093] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5097] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5097] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5096] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2363b55000 [pid 5095] <... mmap resumed>) = 0x7f2363b55000 [pid 5087] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5096] mprotect(0x7f2363b56000, 131072, PROT_READ|PROT_WRITE [pid 5095] mprotect(0x7f2363b56000, 131072, PROT_READ|PROT_WRITE [pid 5096] <... mprotect resumed>) = 0 [pid 5096] clone(child_stack=0x7f2363b753f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5095] <... mprotect resumed>) = 0 [pid 5095] clone(child_stack=0x7f2363b753f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5102] <... open resumed>) = 5 [pid 5096] <... clone resumed>, parent_tid=[5106], tls=0x7f2363b75700, child_tidptr=0x7f2363b759d0) = 5106 [pid 5102] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... clone resumed>, parent_tid=[5107], tls=0x7f2363b75700, child_tidptr=0x7f2363b759d0) = 5107 ./strace-static-x86_64: Process 5107 attached ./strace-static-x86_64: Process 5106 attached [pid 5102] sendfile(4, 5, NULL, 56832 [pid 5097] futex(0x7f2363c6c428, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] set_robust_list(0x7f2363b759e0, 24 [pid 5106] set_robust_list(0x7f2363b759e0, 24 [pid 5105] <... open resumed>) = 6 [pid 5097] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5107] <... set_robust_list resumed>) = 0 [pid 5106] <... set_robust_list resumed>) = 0 [pid 5105] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] futex(0x7f2363c6c42c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] lseek(3, 512, SEEK_SET [pid 5106] lseek(3, 512, SEEK_SET [pid 5105] <... futex resumed>) = 1 [pid 5093] <... futex resumed>) = 0 [pid 5107] <... lseek resumed>) = 512 [pid 5106] <... lseek resumed>) = 512 [pid 5093] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] sendfile(3, 6, NULL, 56832 [pid 5093] <... futex resumed>) = 0 [pid 5107] <... futex resumed>) = 1 [pid 5106] <... futex resumed>) = 1 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5093] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5106] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5107] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5106] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5096] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] <... open resumed>) = 6 [pid 5106] <... open resumed>) = 6 [pid 5107] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = 1 [pid 5106] <... futex resumed>) = 1 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5107] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5106] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5107] sendfile(3, 6, NULL, 56832 [pid 5106] sendfile(3, 6, NULL, 56832 [pid 5096] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5097] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2363b55000 [pid 5097] mprotect(0x7f2363b56000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5097] clone(child_stack=0x7f2363b753f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5093] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5108 attached [pid 5108] set_robust_list(0x7f2363b759e0, 24 [pid 5097] <... clone resumed>, parent_tid=[5108], tls=0x7f2363b75700, child_tidptr=0x7f2363b759d0) = 5108 [pid 5108] <... set_robust_list resumed>) = 0 [pid 5097] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] lseek(3, 512, SEEK_SET [pid 5097] <... futex resumed>) = 0 [pid 5108] <... lseek resumed>) = 512 [pid 5097] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5108] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5108] <... futex resumed>) = 0 [pid 5097] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] open("./bus", O_RDONLY|O_DIRECT|O_NOFOLLOW [pid 5097] <... futex resumed>) = 0 [pid 5097] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5108] <... open resumed>) = 6 [pid 5108] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5108] <... futex resumed>) = 1 [pid 5097] futex(0x7f2363c6c438, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] sendfile(3, 6, NULL, 56832 [pid 5097] <... futex resumed>) = 0 [pid 5097] futex(0x7f2363c6c43c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5101] <... sendfile resumed>) = 56832 [pid 5101] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5101] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5098] <... sendfile resumed>) = 56832 [pid 5098] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5098] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5105] <... sendfile resumed>) = 56832 [pid 5104] <... sendfile resumed>) = 56832 [pid 5100] <... sendfile resumed>) = 56832 [pid 5094] <... sendfile resumed>) = 56832 [pid 5108] <... sendfile resumed>) = 56832 [pid 5107] <... sendfile resumed>) = 56832 [pid 5106] <... sendfile resumed>) = 56832 [pid 5105] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] <... sendfile resumed>) = 56832 [pid 5102] <... sendfile resumed>) = 56832 [pid 5100] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... sendfile resumed>) = 56832 [pid 5094] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] <... futex resumed>) = 0 [pid 5104] <... futex resumed>) = 0 [pid 5103] futex(0x7f2363c6c43c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = 0 [pid 5099] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] exit_group(0 [pid 5108] <... futex resumed>) = 0 [pid 5107] <... futex resumed>) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5105] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5104] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5102] <... futex resumed>) = 0 [pid 5100] futex(0x7f2363c6c428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] <... futex resumed>) = 0 [pid 5097] exit_group(0 [pid 5098] <... futex resumed>) = ? [pid 5094] <... futex resumed>) = 0 [pid 5093] exit_group(0 [pid 5103] <... futex resumed>) = ? [pid 5089] <... exit_group resumed>) = ? [pid 5087] exit_group(0 [pid 5107] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5106] futex(0x7f2363c6c438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5105] <... futex resumed>) = ? [pid 5098] +++ exited with 0 +++ [pid 5097] <... exit_group resumed>) = ? [pid 5096] exit_group(0 [pid 5095] exit_group(0 [pid 5104] <... futex resumed>) = ? [pid 5093] <... exit_group resumed>) = ? [pid 5087] <... exit_group resumed>) = ? [pid 5108] +++ exited with 0 +++ [pid 5107] <... futex resumed>) = ? [pid 5106] <... futex resumed>) = ? [pid 5105] +++ exited with 0 +++ [pid 5104] +++ exited with 0 +++ [pid 5103] +++ exited with 0 +++ [pid 5102] +++ exited with 0 +++ [pid 5101] <... futex resumed>) = ? [pid 5100] <... futex resumed>) = ? [pid 5099] +++ exited with 0 +++ [pid 5097] +++ exited with 0 +++ [pid 5096] <... exit_group resumed>) = ? [pid 5095] <... exit_group resumed>) = ? [pid 5094] +++ exited with 0 +++ [pid 5093] +++ exited with 0 +++ [pid 5089] +++ exited with 0 +++ [pid 5107] +++ exited with 0 +++ [pid 5106] +++ exited with 0 +++ [pid 5101] +++ exited with 0 +++ [pid 5100] +++ exited with 0 +++ [pid 5096] +++ exited with 0 +++ [pid 5087] +++ exited with 0 +++ [pid 5092] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5097, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5088] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5093, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5086] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5089, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5085] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5087, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5095] +++ exited with 0 +++ [pid 5092] restart_syscall(<... resuming interrupted clone ...> [pid 5091] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5096, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5088] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5086] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5109 attached [pid 5092] <... restart_syscall resumed>) = 0 [pid 5091] restart_syscall(<... resuming interrupted clone ...> [pid 5090] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5086] <... restart_syscall resumed>) = 0 [pid 5109] set_robust_list(0x5555559bb5e0, 24 [pid 5091] <... restart_syscall resumed>) = 0 [pid 5090] restart_syscall(<... resuming interrupted clone ...> [pid 5088] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5109 [pid 5109] <... set_robust_list resumed>) = 0 [pid 5090] <... restart_syscall resumed>) = 0 [pid 5085] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5092] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5086] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5111 attached ./strace-static-x86_64: Process 5112 attached [pid 5109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5091] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5113 attached [pid 5112] set_robust_list(0x5555559bb5e0, 24 [pid 5111] set_robust_list(0x5555559bb5e0, 24 [pid 5109] <... prctl resumed>) = 0 [pid 5092] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5111 [pid 5090] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5086] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5112 [pid 5085] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5110 [pid 5091] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5113 [pid 5109] setpgid(0, 0./strace-static-x86_64: Process 5110 attached [pid 5110] set_robust_list(0x5555559bb5e0, 24 [pid 5111] <... set_robust_list resumed>) = 0 [pid 5109] <... setpgid resumed>) = 0 [pid 5110] <... set_robust_list resumed>) = 0 [pid 5110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5110] <... prctl resumed>) = 0 [pid 5111] <... prctl resumed>) = 0 [pid 5110] setpgid(0, 0 [pid 5109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5090] <... clone resumed>, child_tidptr=0x5555559bb5d0) = 5114 [pid 5111] setpgid(0, 0./strace-static-x86_64: Process 5114 attached ) = 0 [pid 5110] <... setpgid resumed>) = 0 [pid 5109] <... openat resumed>) = 3 [pid 5114] set_robust_list(0x5555559bb5e0, 24 [pid 5112] <... set_robust_list resumed>) = 0 [pid 5111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5109] write(3, "1000", 4 [pid 5114] <... set_robust_list resumed>) = 0 [pid 5112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5111] <... openat resumed>) = 3 [pid 5110] <... openat resumed>) = 3 [pid 5109] <... write resumed>) = 4 [pid 5114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5112] <... prctl resumed>) = 0 [pid 5111] write(3, "1000", 4 [pid 5110] write(3, "1000", 4 [pid 5109] close(3 [pid 5114] <... prctl resumed>) = 0 [pid 5112] setpgid(0, 0 [pid 5111] <... write resumed>) = 4 [pid 5110] <... write resumed>) = 4 [pid 5109] <... close resumed>) = 0 [pid 5114] setpgid(0, 0 [pid 5112] <... setpgid resumed>) = 0 [pid 5111] close(3 [pid 5110] close(3 [pid 5109] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... setpgid resumed>) = 0 [pid 5112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5111] <... close resumed>) = 0 [pid 5110] <... close resumed>) = 0 [pid 5109] <... futex resumed>) = 0 [pid 5113] set_robust_list(0x5555559bb5e0, 24 [pid 5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5111] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5112] <... openat resumed>) = 3 [pid 5113] <... set_robust_list resumed>) = 0 [pid 5114] <... openat resumed>) = 3 [pid 5112] write(3, "1000", 4 [pid 5111] <... futex resumed>) = 0 [pid 5110] <... futex resumed>) = 0 [pid 5109] <... mmap resumed>) = 0x7f2363b76000 [pid 5114] write(3, "1000", 4 [pid 5113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5112] <... write resumed>) = 4 [pid 5111] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5109] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5114] <... write resumed>) = 4 [pid 5113] <... prctl resumed>) = 0 [pid 5112] close(3 [pid 5111] <... mmap resumed>) = 0x7f2363b76000 [pid 5110] <... mmap resumed>) = 0x7f2363b76000 [pid 5114] close(3 [pid 5113] setpgid(0, 0 [pid 5112] <... close resumed>) = 0 [pid 5111] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5110] mprotect(0x7f2363b77000, 131072, PROT_READ|PROT_WRITE [pid 5109] <... mprotect resumed>) = 0 [pid 5114] <... close resumed>) = 0 [pid 5113] <... setpgid resumed>) = 0 [pid 5112] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... mprotect resumed>) = 0 [pid 5110] <... mprotect resumed>) = 0 [pid 5109] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5114] futex(0x7f2363c6c42c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] <... futex resumed>) = 0 [pid 5111] clone(child_stack=0x7f2363b963f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID