./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4199030803 <...> Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. execve("./syz-executor4199030803", ["./syz-executor4199030803"], 0x7fff97f7d180 /* 10 vars */) = 0 brk(NULL) = 0x55555570a000 brk(0x55555570ad40) = 0x55555570ad40 arch_prctl(ARCH_SET_FS, 0x55555570a3c0) = 0 set_tid_address(0x55555570a690) = 5002 set_robust_list(0x55555570a6a0, 24) = 0 rseq(0x55555570ace0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4199030803", 4096) = 28 getrandom("\xc6\x7e\x91\x44\xe8\xc9\x3a\x5a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555570ad40 brk(0x55555572bd40) = 0x55555572bd40 brk(0x55555572c000) = 0x55555572c000 mprotect(0x7f5a0f53a000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 5003 ./strace-static-x86_64: Process 5003 attached [pid 5003] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5003] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5003] setsid() = 1 [pid 5003] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5003] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5003] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5003] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5003] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5003] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5003] unshare(CLONE_NEWNS) = 0 [pid 5003] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5003] unshare(CLONE_NEWIPC) = 0 [pid 5003] unshare(CLONE_NEWCGROUP) = 0 [pid 5003] unshare(CLONE_NEWUTS) = 0 [pid 5003] unshare(CLONE_SYSVSEM) = 0 [pid 5003] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "16777216", 8) = 8 [pid 5003] close(3) = 0 [pid 5003] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "536870912", 9) = 9 [pid 5003] close(3) = 0 [pid 5003] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "1024", 4) = 4 [pid 5003] close(3) = 0 [pid 5003] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "8192", 4) = 4 [pid 5003] close(3) = 0 [pid 5003] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "1024", 4) = 4 [pid 5003] close(3) = 0 [pid 5003] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "1024", 4) = 4 [pid 5003] close(3) = 0 [pid 5003] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5003] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5003] close(3) = 0 [pid 5003] getpid() = 1 [pid 5003] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< {parent_tid=[3]}, 88) = 3 [pid 5006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5006] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5006] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5007 attached [pid 5007] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5007] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5007] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5008 attached , parent_tid=[3], tls=NULL) = 4 [pid 5008] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5007] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5006] <... futex resumed>) = 0 [pid 5007] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5006] close(3) = 0 [pid 5006] close(4) = -1 EBADF (Bad file descriptor) [pid 5006] close(5) = -1 EBADF (Bad file descriptor) [pid 5006] close(6) = -1 EBADF (Bad file descriptor) [pid 5006] close(7) = -1 EBADF (Bad file descriptor) [pid 5006] close(8) = -1 EBADF (Bad file descriptor) [pid 5006] close(9) = -1 EBADF (Bad file descriptor) [pid 5006] close(10) = -1 EBADF (Bad file descriptor) [pid 5006] close(11) = -1 EBADF (Bad file descriptor) [pid 5006] close(12) = -1 EBADF (Bad file descriptor) [pid 5006] close(13) = -1 EBADF (Bad file descriptor) [pid 5006] close(14) = -1 EBADF (Bad file descriptor) [pid 5006] close(15) = -1 EBADF (Bad file descriptor) [pid 5006] close(16) = -1 EBADF (Bad file descriptor) [pid 5006] close(17) = -1 EBADF (Bad file descriptor) [pid 5006] close(18) = -1 EBADF (Bad file descriptor) [pid 5006] close(19) = -1 EBADF (Bad file descriptor) [pid 5006] close(20) = -1 EBADF (Bad file descriptor) [pid 5006] close(21) = -1 EBADF (Bad file descriptor) [pid 5006] close(22) = -1 EBADF (Bad file descriptor) [pid 5006] close(23) = -1 EBADF (Bad file descriptor) [pid 5006] close(24) = -1 EBADF (Bad file descriptor) [pid 5006] close(25) = -1 EBADF (Bad file descriptor) [pid 5006] close(26) = -1 EBADF (Bad file descriptor) [pid 5006] close(27) = -1 EBADF (Bad file descriptor) [pid 5006] close(28) = -1 EBADF (Bad file descriptor) [pid 5006] close(29) = -1 EBADF (Bad file descriptor) [pid 5006] exit_group(0) = ? [pid 5007] <... futex resumed>) = ? [pid 5007] +++ exited with 0 +++ [pid 5006] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5003] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 5 ./strace-static-x86_64: Process 5009 attached [pid 5009] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5009] setpgid(0, 0) = 0 [pid 5009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5009] write(3, "1000", 4) = 4 [pid 5009] close(3) = 0 [pid 5009] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5008] +++ killed by SIGSEGV (core dumped) +++ [pid 5009] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5009] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5009] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=4, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5009] <... mprotect resumed>) = 0 [pid 5009] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5010 attached [pid 5010] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053 [pid 5009] <... clone3 resumed> => {parent_tid=[6]}, 88) = 6 [pid 5010] <... rseq resumed>) = 0 [pid 5009] rt_sigprocmask(SIG_SETMASK, [], [pid 5010] set_robust_list(0x7f5a0f4779a0, 24 [pid 5009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5010] <... set_robust_list resumed>) = 0 [pid 5010] rt_sigprocmask(SIG_SETMASK, [], [pid 5009] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5010] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC [pid 5009] <... futex resumed>) = 0 [pid 5009] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5010] <... clone resumed>, parent_tid=[3], tls=NULL) = 7 [pid 5010] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5011 attached ) = 1 [pid 5011] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5010] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5009] <... futex resumed>) = 0 [pid 5009] close(3) = 0 [pid 5009] close(4) = -1 EBADF (Bad file descriptor) [pid 5009] close(5) = -1 EBADF (Bad file descriptor) [pid 5009] close(6) = -1 EBADF (Bad file descriptor) [pid 5009] close(7) = -1 EBADF (Bad file descriptor) [pid 5009] close(8) = -1 EBADF (Bad file descriptor) [pid 5009] close(9) = -1 EBADF (Bad file descriptor) [pid 5009] close(10) = -1 EBADF (Bad file descriptor) [pid 5009] close(11) = -1 EBADF (Bad file descriptor) [pid 5009] close(12) = -1 EBADF (Bad file descriptor) [pid 5009] close(13) = -1 EBADF (Bad file descriptor) [pid 5009] close(14) = -1 EBADF (Bad file descriptor) [pid 5009] close(15) = -1 EBADF (Bad file descriptor) [pid 5009] close(16) = -1 EBADF (Bad file descriptor) [pid 5009] close(17) = -1 EBADF (Bad file descriptor) [pid 5009] close(18) = -1 EBADF (Bad file descriptor) [pid 5009] close(19) = -1 EBADF (Bad file descriptor) [pid 5009] close(20) = -1 EBADF (Bad file descriptor) [pid 5009] close(21) = -1 EBADF (Bad file descriptor) [pid 5009] close(22) = -1 EBADF (Bad file descriptor) [pid 5009] close(23) = -1 EBADF (Bad file descriptor) [pid 5009] close(24) = -1 EBADF (Bad file descriptor) [pid 5009] close(25) = -1 EBADF (Bad file descriptor) [pid 5009] close(26) = -1 EBADF (Bad file descriptor) [pid 5009] close(27) = -1 EBADF (Bad file descriptor) [pid 5009] close(28) = -1 EBADF (Bad file descriptor) [pid 5009] close(29) = -1 EBADF (Bad file descriptor) [pid 5009] exit_group(0 [pid 5010] <... futex resumed>) = ? [pid 5009] <... exit_group resumed>) = ? [pid 5010] +++ exited with 0 +++ [pid 5009] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 8 ./strace-static-x86_64: Process 5012 attached [pid 5012] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5012] setpgid(0, 0) = 0 [pid 5012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5012] write(3, "1000", 4) = 4 [pid 5012] close(3) = 0 [pid 5012] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5012] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5012] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[9]}, 88) = 9 [pid 5012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5012] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5013 attached [pid 5012] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5013] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5013] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5013] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5014 attached [pid 5014] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5013] <... clone resumed>, parent_tid=[3], tls=NULL) = 10 [pid 5013] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5013] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5012] <... futex resumed>) = 0 [pid 5012] close(3) = 0 [pid 5012] close(4) = -1 EBADF (Bad file descriptor) [pid 5012] close(5) = -1 EBADF (Bad file descriptor) [pid 5012] close(6) = -1 EBADF (Bad file descriptor) [pid 5012] close(7) = -1 EBADF (Bad file descriptor) [pid 5012] close(8) = -1 EBADF (Bad file descriptor) [pid 5012] close(9) = -1 EBADF (Bad file descriptor) [pid 5012] close(10) = -1 EBADF (Bad file descriptor) [pid 5012] close(11) = -1 EBADF (Bad file descriptor) [pid 5012] close(12) = -1 EBADF (Bad file descriptor) [pid 5012] close(13) = -1 EBADF (Bad file descriptor) [pid 5012] close(14) = -1 EBADF (Bad file descriptor) [pid 5012] close(15) = -1 EBADF (Bad file descriptor) [pid 5012] close(16) = -1 EBADF (Bad file descriptor) [pid 5012] close(17) = -1 EBADF (Bad file descriptor) [pid 5012] close(18) = -1 EBADF (Bad file descriptor) [pid 5012] close(19) = -1 EBADF (Bad file descriptor) [pid 5012] close(20) = -1 EBADF (Bad file descriptor) [pid 5012] close(21) = -1 EBADF (Bad file descriptor) [pid 5012] close(22) = -1 EBADF (Bad file descriptor) [pid 5012] close(23) = -1 EBADF (Bad file descriptor) [pid 5012] close(24) = -1 EBADF (Bad file descriptor) [pid 5012] close(25) = -1 EBADF (Bad file descriptor) [pid 5012] close(26) = -1 EBADF (Bad file descriptor) [pid 5012] close(27) = -1 EBADF (Bad file descriptor) [pid 5012] close(28) = -1 EBADF (Bad file descriptor) [pid 5012] close(29) = -1 EBADF (Bad file descriptor) [pid 5012] exit_group(0) = ? [pid 5013] <... futex resumed>) = ? [pid 5013] +++ exited with 0 +++ [pid 5012] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 11 ./strace-static-x86_64: Process 5015 attached [pid 5015] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5015] setpgid(0, 0) = 0 [pid 5015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5015] write(3, "1000", 4) = 4 [pid 5011] +++ killed by SIGSEGV (core dumped) +++ [pid 5015] close(3 [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=7, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=20 /* 0.20 s */} --- [pid 5015] <... close resumed>) = 0 [pid 5015] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5015] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5015] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5015] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5016 attached => {parent_tid=[12]}, 88) = 12 [pid 5016] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5016] set_robust_list(0x7f5a0f4779a0, 24 [pid 5015] rt_sigprocmask(SIG_SETMASK, [], [pid 5016] <... set_robust_list resumed>) = 0 [pid 5015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5016] rt_sigprocmask(SIG_SETMASK, [], [pid 5015] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5015] <... futex resumed>) = 0 [pid 5016] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC [pid 5015] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5016] <... clone resumed>, parent_tid=[3], tls=NULL) = 13 [pid 5016] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5015] <... futex resumed>) = 0 [pid 5015] close(3) = 0 [pid 5015] close(4) = -1 EBADF (Bad file descriptor) [pid 5015] close(5) = -1 EBADF (Bad file descriptor) [pid 5016] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5015] close(6) = -1 EBADF (Bad file descriptor) [pid 5015] close(7) = -1 EBADF (Bad file descriptor) [pid 5015] close(8) = -1 EBADF (Bad file descriptor) [pid 5015] close(9) = -1 EBADF (Bad file descriptor) [pid 5015] close(10) = -1 EBADF (Bad file descriptor) [pid 5015] close(11./strace-static-x86_64: Process 5017 attached ) = -1 EBADF (Bad file descriptor) [pid 5015] close(12) = -1 EBADF (Bad file descriptor) [pid 5015] close(13) = -1 EBADF (Bad file descriptor) [pid 5015] close(14) = -1 EBADF (Bad file descriptor) [pid 5015] close(15) = -1 EBADF (Bad file descriptor) [pid 5017] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5015] close(16) = -1 EBADF (Bad file descriptor) [pid 5015] close(17) = -1 EBADF (Bad file descriptor) [pid 5015] close(18) = -1 EBADF (Bad file descriptor) [pid 5015] close(19) = -1 EBADF (Bad file descriptor) [pid 5015] close(20) = -1 EBADF (Bad file descriptor) [pid 5015] close(21) = -1 EBADF (Bad file descriptor) [pid 5015] close(22) = -1 EBADF (Bad file descriptor) [pid 5015] close(23) = -1 EBADF (Bad file descriptor) [pid 5015] close(24) = -1 EBADF (Bad file descriptor) [pid 5015] close(25) = -1 EBADF (Bad file descriptor) [pid 5015] close(26) = -1 EBADF (Bad file descriptor) [pid 5015] close(27) = -1 EBADF (Bad file descriptor) [pid 5015] close(28) = -1 EBADF (Bad file descriptor) [pid 5015] close(29) = -1 EBADF (Bad file descriptor) [pid 5015] exit_group(0 [pid 5016] <... futex resumed>) = ? [pid 5015] <... exit_group resumed>) = ? [pid 5016] +++ exited with 0 +++ [pid 5015] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 14 ./strace-static-x86_64: Process 5018 attached [pid 5018] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5018] setpgid(0, 0) = 0 [pid 5018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5018] write(3, "1000", 4) = 4 [pid 5018] close(3) = 0 [pid 5018] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5018] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5018] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5018] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5018] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[15]}, 88) = 15 [pid 5018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5018] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5018] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5019 attached [pid 5019] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5019] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5019] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5020 attached , parent_tid=[3], tls=NULL) = 16 [pid 5020] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5019] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5018] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5019] <... futex resumed>) = 0 [pid 5018] close(3 [pid 5019] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5018] <... close resumed>) = 0 [pid 5018] close(4 [pid 5017] +++ killed by SIGSEGV (core dumped) +++ [pid 5018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5018] close(5 [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=13, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5018] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5018] close(6) = -1 EBADF (Bad file descriptor) [pid 5018] close(7) = -1 EBADF (Bad file descriptor) [pid 5018] close(8) = -1 EBADF (Bad file descriptor) [pid 5018] close(9) = -1 EBADF (Bad file descriptor) [pid 5018] close(10) = -1 EBADF (Bad file descriptor) [pid 5018] close(11) = -1 EBADF (Bad file descriptor) [pid 5018] close(12) = -1 EBADF (Bad file descriptor) [pid 5018] close(13) = -1 EBADF (Bad file descriptor) [pid 5018] close(14) = -1 EBADF (Bad file descriptor) [pid 5018] close(15) = -1 EBADF (Bad file descriptor) [pid 5018] close(16) = -1 EBADF (Bad file descriptor) [pid 5018] close(17) = -1 EBADF (Bad file descriptor) [pid 5018] close(18) = -1 EBADF (Bad file descriptor) [pid 5018] close(19) = -1 EBADF (Bad file descriptor) [pid 5018] close(20) = -1 EBADF (Bad file descriptor) [pid 5018] close(21) = -1 EBADF (Bad file descriptor) [pid 5018] close(22) = -1 EBADF (Bad file descriptor) [pid 5018] close(23) = -1 EBADF (Bad file descriptor) [pid 5018] close(24) = -1 EBADF (Bad file descriptor) [pid 5018] close(25) = -1 EBADF (Bad file descriptor) [pid 5018] close(26) = -1 EBADF (Bad file descriptor) [pid 5018] close(27) = -1 EBADF (Bad file descriptor) [pid 5018] close(28) = -1 EBADF (Bad file descriptor) [pid 5018] close(29) = -1 EBADF (Bad file descriptor) [pid 5018] exit_group(0 [pid 5019] <... futex resumed>) = ? [pid 5018] <... exit_group resumed>) = ? [pid 5019] +++ exited with 0 +++ [pid 5014] +++ killed by SIGSEGV (core dumped) +++ [pid 5018] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=10, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5003] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5021 attached , child_tidptr=0x55555570a690) = 17 [pid 5021] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5021] setpgid(0, 0) = 0 [pid 5021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "1000", 4) = 4 [pid 5021] close(3) = 0 [pid 5021] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5021] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5021] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5021] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5021] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[18]}, 88) = 18 [pid 5021] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5021] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5021] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5022 attached [pid 5022] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5020] +++ killed by SIGSEGV (core dumped) +++ [pid 5022] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5022] rt_sigprocmask(SIG_SETMASK, [], [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=16, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5022] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5023 attached , parent_tid=[3], tls=NULL) = 19 [pid 5023] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5022] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5021] <... futex resumed>) = 0 [pid 5022] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5021] close(3) = 0 [pid 5021] close(4) = -1 EBADF (Bad file descriptor) [pid 5021] close(5) = -1 EBADF (Bad file descriptor) [pid 5021] close(6) = -1 EBADF (Bad file descriptor) [pid 5021] close(7) = -1 EBADF (Bad file descriptor) [pid 5021] close(8) = -1 EBADF (Bad file descriptor) [pid 5021] close(9) = -1 EBADF (Bad file descriptor) [pid 5021] close(10) = -1 EBADF (Bad file descriptor) [pid 5021] close(11) = -1 EBADF (Bad file descriptor) [pid 5021] close(12) = -1 EBADF (Bad file descriptor) [pid 5021] close(13) = -1 EBADF (Bad file descriptor) [pid 5021] close(14) = -1 EBADF (Bad file descriptor) [pid 5021] close(15) = -1 EBADF (Bad file descriptor) [pid 5021] close(16) = -1 EBADF (Bad file descriptor) [pid 5021] close(17) = -1 EBADF (Bad file descriptor) [pid 5021] close(18) = -1 EBADF (Bad file descriptor) [pid 5021] close(19) = -1 EBADF (Bad file descriptor) [pid 5021] close(20) = -1 EBADF (Bad file descriptor) [pid 5021] close(21) = -1 EBADF (Bad file descriptor) [pid 5021] close(22) = -1 EBADF (Bad file descriptor) [pid 5021] close(23) = -1 EBADF (Bad file descriptor) [pid 5021] close(24) = -1 EBADF (Bad file descriptor) [pid 5021] close(25) = -1 EBADF (Bad file descriptor) [pid 5021] close(26) = -1 EBADF (Bad file descriptor) [pid 5021] close(27) = -1 EBADF (Bad file descriptor) [pid 5021] close(28) = -1 EBADF (Bad file descriptor) [pid 5021] close(29) = -1 EBADF (Bad file descriptor) [pid 5021] exit_group(0 [pid 5022] <... futex resumed>) = ? [pid 5021] <... exit_group resumed>) = ? [pid 5022] +++ exited with 0 +++ [pid 5021] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 20 ./strace-static-x86_64: Process 5024 attached [pid 5024] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5024] setpgid(0, 0) = 0 [pid 5024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5024] write(3, "1000", 4) = 4 [pid 5024] close(3) = 0 [pid 5024] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5024] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5024] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[21]}, 88) = 21 [pid 5024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5024] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5024] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5025 attached [pid 5025] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5025] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5025] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5026 attached , parent_tid=[3], tls=NULL) = 22 [pid 5025] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5026] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5025] <... futex resumed>) = 1 [pid 5024] <... futex resumed>) = 0 [pid 5025] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5024] close(3) = 0 [pid 5024] close(4) = -1 EBADF (Bad file descriptor) [pid 5024] close(5) = -1 EBADF (Bad file descriptor) [pid 5024] close(6) = -1 EBADF (Bad file descriptor) [pid 5024] close(7) = -1 EBADF (Bad file descriptor) [pid 5024] close(8) = -1 EBADF (Bad file descriptor) [pid 5024] close(9) = -1 EBADF (Bad file descriptor) [pid 5024] close(10) = -1 EBADF (Bad file descriptor) [pid 5024] close(11) = -1 EBADF (Bad file descriptor) [pid 5024] close(12) = -1 EBADF (Bad file descriptor) [pid 5024] close(13) = -1 EBADF (Bad file descriptor) [pid 5024] close(14) = -1 EBADF (Bad file descriptor) [pid 5024] close(15) = -1 EBADF (Bad file descriptor) [pid 5024] close(16) = -1 EBADF (Bad file descriptor) [pid 5024] close(17) = -1 EBADF (Bad file descriptor) [pid 5024] close(18) = -1 EBADF (Bad file descriptor) [pid 5024] close(19) = -1 EBADF (Bad file descriptor) [pid 5024] close(20) = -1 EBADF (Bad file descriptor) [pid 5024] close(21) = -1 EBADF (Bad file descriptor) [pid 5024] close(22) = -1 EBADF (Bad file descriptor) [pid 5024] close(23) = -1 EBADF (Bad file descriptor) [pid 5024] close(24) = -1 EBADF (Bad file descriptor) [pid 5024] close(25) = -1 EBADF (Bad file descriptor) [pid 5024] close(26) = -1 EBADF (Bad file descriptor) [pid 5024] close(27) = -1 EBADF (Bad file descriptor) [pid 5024] close(28) = -1 EBADF (Bad file descriptor) [pid 5024] close(29) = -1 EBADF (Bad file descriptor) [pid 5024] exit_group(0) = ? [pid 5025] <... futex resumed>) = ? [pid 5025] +++ exited with 0 +++ [pid 5024] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5027 attached [pid 5023] +++ killed by SIGSEGV (core dumped) +++ [pid 5027] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5003] <... clone resumed>, child_tidptr=0x55555570a690) = 23 [pid 5027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=19, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=20 /* 0.20 s */} --- [pid 5027] <... prctl resumed>) = 0 [pid 5027] setpgid(0, 0) = 0 [pid 5027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5027] write(3, "1000", 4) = 4 [pid 5027] close(3) = 0 [pid 5027] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5027] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5027] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5027] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5028 attached [pid 5028] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5027] <... clone3 resumed> => {parent_tid=[24]}, 88) = 24 [pid 5028] set_robust_list(0x7f5a0f4779a0, 24 [pid 5027] rt_sigprocmask(SIG_SETMASK, [], [pid 5028] <... set_robust_list resumed>) = 0 [pid 5027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5027] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5028] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC [pid 5027] <... futex resumed>) = 0 [pid 5027] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5029 attached [pid 5028] <... clone resumed>, parent_tid=[3], tls=NULL) = 25 [pid 5029] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5028] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5027] <... futex resumed>) = 0 [pid 5027] close(3) = 0 [pid 5027] close(4) = -1 EBADF (Bad file descriptor) [pid 5027] close(5) = -1 EBADF (Bad file descriptor) [pid 5027] close(6) = -1 EBADF (Bad file descriptor) [pid 5027] close(7) = -1 EBADF (Bad file descriptor) [pid 5027] close(8) = -1 EBADF (Bad file descriptor) [pid 5027] close(9) = -1 EBADF (Bad file descriptor) [pid 5027] close(10) = -1 EBADF (Bad file descriptor) [pid 5027] close(11) = -1 EBADF (Bad file descriptor) [pid 5027] close(12 [pid 5028] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5027] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5027] close(13) = -1 EBADF (Bad file descriptor) [pid 5027] close(14) = -1 EBADF (Bad file descriptor) [pid 5027] close(15) = -1 EBADF (Bad file descriptor) [pid 5027] close(16) = -1 EBADF (Bad file descriptor) [pid 5027] close(17) = -1 EBADF (Bad file descriptor) [pid 5027] close(18) = -1 EBADF (Bad file descriptor) [pid 5027] close(19) = -1 EBADF (Bad file descriptor) [pid 5027] close(20) = -1 EBADF (Bad file descriptor) [pid 5027] close(21) = -1 EBADF (Bad file descriptor) [pid 5027] close(22) = -1 EBADF (Bad file descriptor) [pid 5027] close(23) = -1 EBADF (Bad file descriptor) [pid 5027] close(24) = -1 EBADF (Bad file descriptor) [pid 5027] close(25) = -1 EBADF (Bad file descriptor) [pid 5027] close(26) = -1 EBADF (Bad file descriptor) [pid 5027] close(27) = -1 EBADF (Bad file descriptor) [pid 5027] close(28) = -1 EBADF (Bad file descriptor) [pid 5027] close(29) = -1 EBADF (Bad file descriptor) [pid 5027] exit_group(0) = ? [pid 5028] <... futex resumed>) = ? [pid 5028] +++ exited with 0 +++ [pid 5027] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5003] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 26 ./strace-static-x86_64: Process 5030 attached [pid 5030] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5030] setpgid(0, 0) = 0 [pid 5030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5030] write(3, "1000", 4) = 4 [pid 5030] close(3) = 0 [pid 5030] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5030] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5030] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} [pid 5029] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=25, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=11 /* 0.11 s */} --- [pid 5003] restart_syscall(<... resuming interrupted clone ...> [pid 5030] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 5003] <... restart_syscall resumed>) = 0 [pid 5030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5030] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5030] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5031 attached [pid 5031] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5031] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5031] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC, parent_tid=[3], tls=NULL) = 28 [pid 5031] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5032 attached ) = 1 [pid 5030] <... futex resumed>) = 0 [pid 5030] close(3) = 0 [pid 5030] close(4) = -1 EBADF (Bad file descriptor) [pid 5030] close(5) = -1 EBADF (Bad file descriptor) [pid 5030] close(6) = -1 EBADF (Bad file descriptor) [pid 5030] close(7) = -1 EBADF (Bad file descriptor) [pid 5030] close(8) = -1 EBADF (Bad file descriptor) [pid 5030] close(9) = -1 EBADF (Bad file descriptor) [pid 5030] close(10) = -1 EBADF (Bad file descriptor) [pid 5032] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5031] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] close(11) = -1 EBADF (Bad file descriptor) [pid 5030] close(12) = -1 EBADF (Bad file descriptor) [pid 5030] close(13) = -1 EBADF (Bad file descriptor) [pid 5030] close(14) = -1 EBADF (Bad file descriptor) [pid 5030] close(15) = -1 EBADF (Bad file descriptor) [pid 5030] close(16) = -1 EBADF (Bad file descriptor) [pid 5030] close(17) = -1 EBADF (Bad file descriptor) [pid 5030] close(18) = -1 EBADF (Bad file descriptor) [pid 5030] close(19) = -1 EBADF (Bad file descriptor) [pid 5030] close(20) = -1 EBADF (Bad file descriptor) [pid 5030] close(21) = -1 EBADF (Bad file descriptor) [pid 5030] close(22) = -1 EBADF (Bad file descriptor) [pid 5030] close(23) = -1 EBADF (Bad file descriptor) [pid 5030] close(24) = -1 EBADF (Bad file descriptor) [pid 5030] close(25) = -1 EBADF (Bad file descriptor) [pid 5030] close(26) = -1 EBADF (Bad file descriptor) [pid 5030] close(27) = -1 EBADF (Bad file descriptor) [pid 5030] close(28) = -1 EBADF (Bad file descriptor) [pid 5030] close(29) = -1 EBADF (Bad file descriptor) [pid 5030] exit_group(0 [pid 5031] <... futex resumed>) = ? [pid 5030] <... exit_group resumed>) = ? [pid 5031] +++ exited with 0 +++ [pid 5030] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5026] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = ? ERESTARTNOINTR (To be restarted) [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=22, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 29 ./strace-static-x86_64: Process 5033 attached [pid 5033] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5033] setpgid(0, 0) = 0 [pid 5033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1000", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5033] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5033] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[30]}, 88) = 30 [pid 5033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5033] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5033] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5034 attached [pid 5034] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5034] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5034] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5035 attached , parent_tid=[3], tls=NULL) = 31 [pid 5035] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5034] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5034] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] <... futex resumed>) = 0 [pid 5033] close(3) = 0 [pid 5033] close(4) = -1 EBADF (Bad file descriptor) [pid 5033] close(5) = -1 EBADF (Bad file descriptor) [pid 5033] close(6) = -1 EBADF (Bad file descriptor) [pid 5033] close(7) = -1 EBADF (Bad file descriptor) [pid 5033] close(8) = -1 EBADF (Bad file descriptor) [pid 5033] close(9) = -1 EBADF (Bad file descriptor) [pid 5033] close(10) = -1 EBADF (Bad file descriptor) [pid 5033] close(11) = -1 EBADF (Bad file descriptor) [pid 5033] close(12) = -1 EBADF (Bad file descriptor) [pid 5033] close(13) = -1 EBADF (Bad file descriptor) [pid 5033] close(14) = -1 EBADF (Bad file descriptor) [pid 5033] close(15) = -1 EBADF (Bad file descriptor) [pid 5033] close(16) = -1 EBADF (Bad file descriptor) [pid 5033] close(17) = -1 EBADF (Bad file descriptor) [pid 5033] close(18) = -1 EBADF (Bad file descriptor) [pid 5033] close(19) = -1 EBADF (Bad file descriptor) [pid 5033] close(20) = -1 EBADF (Bad file descriptor) [pid 5033] close(21) = -1 EBADF (Bad file descriptor) [pid 5033] close(22) = -1 EBADF (Bad file descriptor) [pid 5033] close(23) = -1 EBADF (Bad file descriptor) [pid 5033] close(24) = -1 EBADF (Bad file descriptor) [pid 5033] close(25) = -1 EBADF (Bad file descriptor) [pid 5033] close(26) = -1 EBADF (Bad file descriptor) [pid 5033] close(27) = -1 EBADF (Bad file descriptor) [pid 5033] close(28) = -1 EBADF (Bad file descriptor) [pid 5033] close(29) = -1 EBADF (Bad file descriptor) [pid 5033] exit_group(0) = ? [pid 5034] <... futex resumed>) = ? [pid 5034] +++ exited with 0 +++ [pid 5033] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5036 attached [pid 5035] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] <... clone resumed>, child_tidptr=0x55555570a690) = 32 [pid 5036] set_robust_list(0x55555570a6a0, 24 [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=31, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5036] <... set_robust_list resumed>) = 0 [pid 5036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5036] setpgid(0, 0) = 0 [pid 5036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5036] write(3, "1000", 4) = 4 [pid 5036] close(3) = 0 [pid 5036] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5036] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5036] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5036] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[33]}, 88) = 33 ./strace-static-x86_64: Process 5037 attached [pid 5037] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5037] set_robust_list(0x7f5a0f4779a0, 24 [pid 5036] rt_sigprocmask(SIG_SETMASK, [], [pid 5037] <... set_robust_list resumed>) = 0 [pid 5036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5037] rt_sigprocmask(SIG_SETMASK, [], [pid 5036] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5037] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC [pid 5036] <... futex resumed>) = 0 [pid 5032] +++ killed by SIGSEGV (core dumped) +++ [pid 5036] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=28, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=19 /* 0.19 s */} --- ./strace-static-x86_64: Process 5038 attached [pid 5038] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5037] <... clone resumed>, parent_tid=[3], tls=NULL) = 34 [pid 5037] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5037] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] <... futex resumed>) = 0 [pid 5036] close(3) = 0 [pid 5036] close(4) = -1 EBADF (Bad file descriptor) [pid 5036] close(5) = -1 EBADF (Bad file descriptor) [pid 5036] close(6) = -1 EBADF (Bad file descriptor) [pid 5036] close(7) = -1 EBADF (Bad file descriptor) [pid 5036] close(8) = -1 EBADF (Bad file descriptor) [pid 5036] close(9) = -1 EBADF (Bad file descriptor) [pid 5036] close(10) = -1 EBADF (Bad file descriptor) [pid 5036] close(11) = -1 EBADF (Bad file descriptor) [pid 5036] close(12) = -1 EBADF (Bad file descriptor) [pid 5036] close(13) = -1 EBADF (Bad file descriptor) [pid 5036] close(14) = -1 EBADF (Bad file descriptor) [pid 5036] close(15) = -1 EBADF (Bad file descriptor) [pid 5036] close(16) = -1 EBADF (Bad file descriptor) [pid 5036] close(17) = -1 EBADF (Bad file descriptor) [pid 5036] close(18) = -1 EBADF (Bad file descriptor) [pid 5036] close(19) = -1 EBADF (Bad file descriptor) [pid 5036] close(20) = -1 EBADF (Bad file descriptor) [pid 5036] close(21) = -1 EBADF (Bad file descriptor) [pid 5036] close(22) = -1 EBADF (Bad file descriptor) [pid 5036] close(23) = -1 EBADF (Bad file descriptor) [pid 5036] close(24) = -1 EBADF (Bad file descriptor) [pid 5036] close(25) = -1 EBADF (Bad file descriptor) [pid 5036] close(26) = -1 EBADF (Bad file descriptor) [pid 5036] close(27) = -1 EBADF (Bad file descriptor) [pid 5036] close(28) = -1 EBADF (Bad file descriptor) [pid 5036] close(29) = -1 EBADF (Bad file descriptor) [pid 5036] exit_group(0 [pid 5037] <... futex resumed>) = ? [pid 5036] <... exit_group resumed>) = ? [pid 5037] +++ exited with 0 +++ [pid 5036] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 35 ./strace-static-x86_64: Process 5039 attached [pid 5039] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5039] setpgid(0, 0) = 0 [pid 5039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1000", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5039] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5039] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5039] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5040 attached => {parent_tid=[36]}, 88) = 36 [pid 5040] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053 [pid 5039] rt_sigprocmask(SIG_SETMASK, [], [pid 5040] <... rseq resumed>) = 0 [pid 5040] set_robust_list(0x7f5a0f4779a0, 24 [pid 5039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5040] <... set_robust_list resumed>) = 0 [pid 5039] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5040] rt_sigprocmask(SIG_SETMASK, [], [pid 5039] <... futex resumed>) = 0 [pid 5040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5039] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5040] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5041 attached , parent_tid=[3], tls=NULL) = 37 [pid 5041] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5040] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5039] <... futex resumed>) = 0 [pid 5038] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=34, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5039] close(3 [pid 5040] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5039] <... close resumed>) = 0 [pid 5039] close(4) = -1 EBADF (Bad file descriptor) [pid 5039] close(5) = -1 EBADF (Bad file descriptor) [pid 5039] close(6) = -1 EBADF (Bad file descriptor) [pid 5039] close(7) = -1 EBADF (Bad file descriptor) [pid 5039] close(8) = -1 EBADF (Bad file descriptor) [pid 5039] close(9) = -1 EBADF (Bad file descriptor) [pid 5039] close(10) = -1 EBADF (Bad file descriptor) [pid 5039] close(11) = -1 EBADF (Bad file descriptor) [pid 5039] close(12) = -1 EBADF (Bad file descriptor) [pid 5039] close(13) = -1 EBADF (Bad file descriptor) [pid 5039] close(14) = -1 EBADF (Bad file descriptor) [pid 5039] close(15) = -1 EBADF (Bad file descriptor) [pid 5039] close(16) = -1 EBADF (Bad file descriptor) [pid 5039] close(17) = -1 EBADF (Bad file descriptor) [pid 5039] close(18) = -1 EBADF (Bad file descriptor) [pid 5039] close(19) = -1 EBADF (Bad file descriptor) [pid 5039] close(20) = -1 EBADF (Bad file descriptor) [pid 5039] close(21) = -1 EBADF (Bad file descriptor) [pid 5039] close(22) = -1 EBADF (Bad file descriptor) [pid 5039] close(23) = -1 EBADF (Bad file descriptor) [pid 5039] close(24) = -1 EBADF (Bad file descriptor) [pid 5039] close(25) = -1 EBADF (Bad file descriptor) [pid 5039] close(26) = -1 EBADF (Bad file descriptor) [pid 5039] close(27) = -1 EBADF (Bad file descriptor) [pid 5039] close(28) = -1 EBADF (Bad file descriptor) [pid 5039] close(29) = -1 EBADF (Bad file descriptor) [pid 5039] exit_group(0 [pid 5040] <... futex resumed>) = ? [pid 5039] <... exit_group resumed>) = ? [pid 5040] +++ exited with 0 +++ [pid 5039] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 38 ./strace-static-x86_64: Process 5042 attached [pid 5042] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5042] setpgid(0, 0) = 0 [pid 5042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5042] write(3, "1000", 4) = 4 [pid 5042] close(3) = 0 [pid 5042] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5042] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5042] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5042] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5042] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5042] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5042] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5043 attached => {parent_tid=[39]}, 88) = 39 [pid 5043] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053 [pid 5042] rt_sigprocmask(SIG_SETMASK, [], [pid 5043] <... rseq resumed>) = 0 [pid 5042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5043] set_robust_list(0x7f5a0f4779a0, 24 [pid 5042] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5043] <... set_robust_list resumed>) = 0 [pid 5043] rt_sigprocmask(SIG_SETMASK, [], [pid 5042] <... futex resumed>) = 0 [pid 5043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5042] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5043] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5044 attached , parent_tid=[3], tls=NULL) = 40 [pid 5043] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5042] <... futex resumed>) = 0 [pid 5044] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5043] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5042] close(3) = 0 [pid 5042] close(4) = -1 EBADF (Bad file descriptor) [pid 5042] close(5) = -1 EBADF (Bad file descriptor) [pid 5042] close(6) = -1 EBADF (Bad file descriptor) [pid 5042] close(7) = -1 EBADF (Bad file descriptor) [pid 5042] close(8) = -1 EBADF (Bad file descriptor) [pid 5042] close(9) = -1 EBADF (Bad file descriptor) [pid 5042] close(10) = -1 EBADF (Bad file descriptor) [pid 5042] close(11) = -1 EBADF (Bad file descriptor) [pid 5042] close(12) = -1 EBADF (Bad file descriptor) [pid 5042] close(13) = -1 EBADF (Bad file descriptor) [pid 5042] close(14) = -1 EBADF (Bad file descriptor) [pid 5042] close(15) = -1 EBADF (Bad file descriptor) [pid 5042] close(16) = -1 EBADF (Bad file descriptor) [pid 5042] close(17) = -1 EBADF (Bad file descriptor) [pid 5042] close(18) = -1 EBADF (Bad file descriptor) [pid 5042] close(19) = -1 EBADF (Bad file descriptor) [pid 5042] close(20) = -1 EBADF (Bad file descriptor) [pid 5042] close(21) = -1 EBADF (Bad file descriptor) [pid 5042] close(22) = -1 EBADF (Bad file descriptor) [pid 5042] close(23) = -1 EBADF (Bad file descriptor) [pid 5042] close(24) = -1 EBADF (Bad file descriptor) [pid 5042] close(25) = -1 EBADF (Bad file descriptor) [pid 5042] close(26) = -1 EBADF (Bad file descriptor) [pid 5042] close(27) = -1 EBADF (Bad file descriptor) [pid 5042] close(28) = -1 EBADF (Bad file descriptor) [pid 5042] close(29) = -1 EBADF (Bad file descriptor) [pid 5042] exit_group(0) = ? [pid 5043] <... futex resumed>) = ? [pid 5043] +++ exited with 0 +++ [pid 5042] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5045 attached [pid 5045] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5045] setpgid(0, 0) = 0 [pid 5045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5003] <... clone resumed>, child_tidptr=0x55555570a690) = 41 [pid 5045] <... openat resumed>) = 3 [pid 5045] write(3, "1000", 4) = 4 [pid 5045] close(3) = 0 [pid 5045] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5045] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5045] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5045] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[42]}, 88) = 42 [pid 5045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5045] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5045] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5046 attached [pid 5046] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5046] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5046] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5046] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC, parent_tid=[3], tls=NULL) = 43 [pid 5046] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5046] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5045] <... futex resumed>) = 0 [pid 5045] close(3) = 0 [pid 5045] close(4) = -1 EBADF (Bad file descriptor) [pid 5045] close(5) = -1 EBADF (Bad file descriptor) [pid 5045] close(6) = -1 EBADF (Bad file descriptor) [pid 5045] close(7) = -1 EBADF (Bad file descriptor) [pid 5045] close(8) = -1 EBADF (Bad file descriptor) [pid 5045] close(9./strace-static-x86_64: Process 5047 attached ) = -1 EBADF (Bad file descriptor) [pid 5047] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5045] close(10) = -1 EBADF (Bad file descriptor) [pid 5045] close(11) = -1 EBADF (Bad file descriptor) [pid 5045] close(12) = -1 EBADF (Bad file descriptor) [pid 5045] close(13) = -1 EBADF (Bad file descriptor) [pid 5045] close(14) = -1 EBADF (Bad file descriptor) [pid 5045] close(15) = -1 EBADF (Bad file descriptor) [pid 5045] close(16) = -1 EBADF (Bad file descriptor) [pid 5045] close(17) = -1 EBADF (Bad file descriptor) [pid 5045] close(18) = -1 EBADF (Bad file descriptor) [pid 5045] close(19) = -1 EBADF (Bad file descriptor) [pid 5045] close(20) = -1 EBADF (Bad file descriptor) [pid 5045] close(21) = -1 EBADF (Bad file descriptor) [pid 5045] close(22) = -1 EBADF (Bad file descriptor) [pid 5045] close(23) = -1 EBADF (Bad file descriptor) [pid 5045] close(24) = -1 EBADF (Bad file descriptor) [pid 5045] close(25) = -1 EBADF (Bad file descriptor) [pid 5045] close(26) = -1 EBADF (Bad file descriptor) [pid 5045] close(27) = -1 EBADF (Bad file descriptor) [pid 5045] close(28) = -1 EBADF (Bad file descriptor) [pid 5045] close(29) = -1 EBADF (Bad file descriptor) [pid 5045] exit_group(0) = ? [pid 5046] <... futex resumed>) = ? [pid 5046] +++ exited with 0 +++ [pid 5045] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555570a690) = 44 ./strace-static-x86_64: Process 5048 attached [pid 5048] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5048] setpgid(0, 0) = 0 [pid 5048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5048] write(3, "1000", 4) = 4 [pid 5048] close(3) = 0 [pid 5048] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5041] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=37, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=21 /* 0.21 s */} --- [pid 5048] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5048] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5044] +++ killed by SIGSEGV (core dumped) +++ [pid 5048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5048] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5048] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5048] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=40, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5048] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[45]}, 88) = 45 [pid 5048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5048] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5048] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5049 attached [pid 5049] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5049] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5049] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5050 attached [pid 5050] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5049] <... clone resumed>, parent_tid=[3], tls=NULL) = 46 [pid 5049] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5049] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5048] <... futex resumed>) = 0 [pid 5048] close(3) = 0 [pid 5048] close(4) = -1 EBADF (Bad file descriptor) [pid 5048] close(5) = -1 EBADF (Bad file descriptor) [pid 5048] close(6) = -1 EBADF (Bad file descriptor) [pid 5048] close(7) = -1 EBADF (Bad file descriptor) [pid 5048] close(8) = -1 EBADF (Bad file descriptor) [pid 5048] close(9) = -1 EBADF (Bad file descriptor) [pid 5048] close(10) = -1 EBADF (Bad file descriptor) [pid 5048] close(11) = -1 EBADF (Bad file descriptor) [pid 5048] close(12) = -1 EBADF (Bad file descriptor) [pid 5048] close(13) = -1 EBADF (Bad file descriptor) [pid 5048] close(14) = -1 EBADF (Bad file descriptor) [pid 5048] close(15) = -1 EBADF (Bad file descriptor) [pid 5048] close(16) = -1 EBADF (Bad file descriptor) [pid 5048] close(17) = -1 EBADF (Bad file descriptor) [pid 5048] close(18) = -1 EBADF (Bad file descriptor) [pid 5048] close(19) = -1 EBADF (Bad file descriptor) [pid 5048] close(20) = -1 EBADF (Bad file descriptor) [pid 5048] close(21) = -1 EBADF (Bad file descriptor) [pid 5048] close(22) = -1 EBADF (Bad file descriptor) [pid 5048] close(23) = -1 EBADF (Bad file descriptor) [pid 5048] close(24) = -1 EBADF (Bad file descriptor) [pid 5047] +++ killed by SIGSEGV (core dumped) +++ [pid 5048] close(25 [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=43, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5048] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5048] close(26) = -1 EBADF (Bad file descriptor) [pid 5048] close(27) = -1 EBADF (Bad file descriptor) [pid 5048] close(28) = -1 EBADF (Bad file descriptor) [pid 5048] close(29) = -1 EBADF (Bad file descriptor) [pid 5048] exit_group(0) = ? [pid 5049] <... futex resumed>) = ? [pid 5049] +++ exited with 0 +++ [pid 5048] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5051 attached , child_tidptr=0x55555570a690) = 47 [pid 5051] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5051] setpgid(0, 0) = 0 [pid 5051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5051] write(3, "1000", 4) = 4 [pid 5051] close(3) = 0 [pid 5051] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5051] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5051] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5051] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5051] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5051] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5052 attached => {parent_tid=[48]}, 88) = 48 [pid 5051] rt_sigprocmask(SIG_SETMASK, [], [pid 5052] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053 [pid 5051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5052] <... rseq resumed>) = 0 [pid 5051] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5052] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5052] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC [pid 5051] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5053 attached [pid 5053] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5052] <... clone resumed>, parent_tid=[3], tls=NULL) = 49 [pid 5052] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5052] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5051] <... futex resumed>) = 0 [pid 5051] close(3) = 0 [pid 5051] close(4) = -1 EBADF (Bad file descriptor) [pid 5051] close(5) = -1 EBADF (Bad file descriptor) [pid 5051] close(6) = -1 EBADF (Bad file descriptor) [pid 5051] close(7) = -1 EBADF (Bad file descriptor) [pid 5051] close(8) = -1 EBADF (Bad file descriptor) [pid 5051] close(9) = -1 EBADF (Bad file descriptor) [pid 5051] close(10) = -1 EBADF (Bad file descriptor) [pid 5051] close(11) = -1 EBADF (Bad file descriptor) [pid 5051] close(12) = -1 EBADF (Bad file descriptor) [pid 5051] close(13) = -1 EBADF (Bad file descriptor) [pid 5051] close(14) = -1 EBADF (Bad file descriptor) [pid 5051] close(15) = -1 EBADF (Bad file descriptor) [pid 5051] close(16) = -1 EBADF (Bad file descriptor) [pid 5051] close(17) = -1 EBADF (Bad file descriptor) [pid 5051] close(18) = -1 EBADF (Bad file descriptor) [pid 5051] close(19) = -1 EBADF (Bad file descriptor) [pid 5051] close(20) = -1 EBADF (Bad file descriptor) [pid 5051] close(21) = -1 EBADF (Bad file descriptor) [pid 5051] close(22) = -1 EBADF (Bad file descriptor) [pid 5051] close(23) = -1 EBADF (Bad file descriptor) [pid 5051] close(24) = -1 EBADF (Bad file descriptor) [pid 5051] close(25) = -1 EBADF (Bad file descriptor) [pid 5053] +++ killed by SIGSEGV (core dumped) +++ [pid 5051] close(26) = -1 EBADF (Bad file descriptor) [pid 5051] close(27) = -1 EBADF (Bad file descriptor) [pid 5051] close(28) = -1 EBADF (Bad file descriptor) [pid 5051] close(29) = -1 EBADF (Bad file descriptor) [pid 5051] exit_group(0) = ? [pid 5052] <... futex resumed>) = ? [pid 5052] +++ exited with 0 +++ [pid 5051] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=49, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5003] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5054 attached , child_tidptr=0x55555570a690) = 50 [pid 5054] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5054] setpgid(0, 0) = 0 [pid 5054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5054] write(3, "1000", 4) = 4 [pid 5054] close(3) = 0 [pid 5054] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5054] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5054] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5054] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5054] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5054] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[51]}, 88) = 51 ./strace-static-x86_64: Process 5055 attached [pid 5054] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5054] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5054] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5055] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5055] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5055] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC [pid 5050] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=46, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=25 /* 0.25 s */} --- ./strace-static-x86_64: Process 5056 attached [pid 5056] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5055] <... clone resumed>, parent_tid=[3], tls=NULL) = 52 [pid 5055] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5054] <... futex resumed>) = 0 [pid 5054] close(3) = 0 [pid 5054] close(4 [pid 5055] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5054] close(5) = -1 EBADF (Bad file descriptor) [pid 5054] close(6) = -1 EBADF (Bad file descriptor) [pid 5054] close(7) = -1 EBADF (Bad file descriptor) [pid 5054] close(8) = -1 EBADF (Bad file descriptor) [pid 5054] close(9) = -1 EBADF (Bad file descriptor) [pid 5054] close(10) = -1 EBADF (Bad file descriptor) [pid 5054] close(11) = -1 EBADF (Bad file descriptor) [pid 5054] close(12) = -1 EBADF (Bad file descriptor) [pid 5054] close(13) = -1 EBADF (Bad file descriptor) [pid 5054] close(14) = -1 EBADF (Bad file descriptor) [pid 5054] close(15) = -1 EBADF (Bad file descriptor) [pid 5054] close(16) = -1 EBADF (Bad file descriptor) [pid 5054] close(17) = -1 EBADF (Bad file descriptor) [pid 5054] close(18) = -1 EBADF (Bad file descriptor) [pid 5054] close(19) = -1 EBADF (Bad file descriptor) [pid 5054] close(20) = -1 EBADF (Bad file descriptor) [pid 5054] close(21) = -1 EBADF (Bad file descriptor) [pid 5054] close(22) = -1 EBADF (Bad file descriptor) [pid 5054] close(23) = -1 EBADF (Bad file descriptor) [pid 5054] close(24) = -1 EBADF (Bad file descriptor) [pid 5054] close(25) = -1 EBADF (Bad file descriptor) [pid 5054] close(26) = -1 EBADF (Bad file descriptor) [pid 5054] close(27) = -1 EBADF (Bad file descriptor) [pid 5054] close(28) = -1 EBADF (Bad file descriptor) [pid 5054] close(29) = -1 EBADF (Bad file descriptor) [pid 5054] exit_group(0) = ? [pid 5055] <... futex resumed>) = ? [pid 5055] +++ exited with 0 +++ [pid 5054] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5057 attached [pid 5057] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5057] setpgid(0, 0 [pid 5003] <... clone resumed>, child_tidptr=0x55555570a690) = 53 [pid 5057] <... setpgid resumed>) = 0 [pid 5057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "1000", 4) = 4 [pid 5057] close(3) = 0 [pid 5057] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5057] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5057] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5057] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5057] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5057] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5058 attached [pid 5058] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053) = 0 [pid 5057] <... clone3 resumed> => {parent_tid=[54]}, 88) = 54 [pid 5058] set_robust_list(0x7f5a0f4779a0, 24) = 0 [pid 5057] rt_sigprocmask(SIG_SETMASK, [], [pid 5058] rt_sigprocmask(SIG_SETMASK, [], [pid 5057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5057] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5058] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC [pid 5057] <... futex resumed>) = 0 [pid 5057] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5058] <... clone resumed>, parent_tid=[3], tls=NULL) = 55 [pid 5058] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5057] <... futex resumed>) = 0 [pid 5057] close(3) = 0 ./strace-static-x86_64: Process 5059 attached [pid 5057] close(4) = -1 EBADF (Bad file descriptor) [pid 5059] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5057] close(5) = -1 EBADF (Bad file descriptor) [pid 5057] close(6) = -1 EBADF (Bad file descriptor) [pid 5057] close(7) = -1 EBADF (Bad file descriptor) [pid 5057] close(8) = -1 EBADF (Bad file descriptor) [pid 5057] close(9) = -1 EBADF (Bad file descriptor) [pid 5058] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5057] close(10) = -1 EBADF (Bad file descriptor) [pid 5057] close(11) = -1 EBADF (Bad file descriptor) [pid 5057] close(12) = -1 EBADF (Bad file descriptor) [pid 5057] close(13) = -1 EBADF (Bad file descriptor) [pid 5057] close(14) = -1 EBADF (Bad file descriptor) [pid 5057] close(15) = -1 EBADF (Bad file descriptor) [pid 5057] close(16) = -1 EBADF (Bad file descriptor) [pid 5057] close(17) = -1 EBADF (Bad file descriptor) [pid 5057] close(18) = -1 EBADF (Bad file descriptor) [pid 5057] close(19) = -1 EBADF (Bad file descriptor) [pid 5057] close(20) = -1 EBADF (Bad file descriptor) [pid 5057] close(21) = -1 EBADF (Bad file descriptor) [pid 5057] close(22) = -1 EBADF (Bad file descriptor) [pid 5057] close(23) = -1 EBADF (Bad file descriptor) [pid 5057] close(24) = -1 EBADF (Bad file descriptor) [pid 5057] close(25) = -1 EBADF (Bad file descriptor) [pid 5057] close(26) = -1 EBADF (Bad file descriptor) [pid 5057] close(27) = -1 EBADF (Bad file descriptor) [pid 5057] close(28) = -1 EBADF (Bad file descriptor) [pid 5057] close(29) = -1 EBADF (Bad file descriptor) [pid 5057] exit_group(0 [pid 5058] <... futex resumed>) = ? [pid 5057] <... exit_group resumed>) = ? [pid 5058] +++ exited with 0 +++ [pid 5057] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5060 attached [pid 5060] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5003] <... clone resumed>, child_tidptr=0x55555570a690) = 56 [pid 5060] <... prctl resumed>) = 0 [pid 5060] setpgid(0, 0) = 0 [pid 5060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1000", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5060] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5060] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5060] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5060] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0}./strace-static-x86_64: Process 5061 attached [pid 5061] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053 [pid 5060] <... clone3 resumed> => {parent_tid=[57]}, 88) = 57 [pid 5061] <... rseq resumed>) = 0 [pid 5060] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] set_robust_list(0x7f5a0f4779a0, 24 [pid 5060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... set_robust_list resumed>) = 0 [pid 5060] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... futex resumed>) = 0 [pid 5061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5062 attached [pid 5062] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5061] <... clone resumed>, parent_tid=[3], tls=NULL) = 58 [pid 5061] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5060] <... futex resumed>) = 0 [pid 5061] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] close(3) = 0 [pid 5060] close(4) = -1 EBADF (Bad file descriptor) [pid 5060] close(5) = -1 EBADF (Bad file descriptor) [pid 5060] close(6) = -1 EBADF (Bad file descriptor) [pid 5060] close(7) = -1 EBADF (Bad file descriptor) [pid 5060] close(8) = -1 EBADF (Bad file descriptor) [pid 5060] close(9) = -1 EBADF (Bad file descriptor) [pid 5060] close(10) = -1 EBADF (Bad file descriptor) [pid 5060] close(11) = -1 EBADF (Bad file descriptor) [pid 5060] close(12) = -1 EBADF (Bad file descriptor) [pid 5060] close(13) = -1 EBADF (Bad file descriptor) [pid 5060] close(14) = -1 EBADF (Bad file descriptor) [pid 5060] close(15) = -1 EBADF (Bad file descriptor) [pid 5060] close(16) = -1 EBADF (Bad file descriptor) [pid 5060] close(17) = -1 EBADF (Bad file descriptor) [pid 5060] close(18) = -1 EBADF (Bad file descriptor) [pid 5060] close(19) = -1 EBADF (Bad file descriptor) [pid 5060] close(20) = -1 EBADF (Bad file descriptor) [pid 5060] close(21) = -1 EBADF (Bad file descriptor) [pid 5060] close(22) = -1 EBADF (Bad file descriptor) [pid 5060] close(23) = -1 EBADF (Bad file descriptor) [pid 5060] close(24) = -1 EBADF (Bad file descriptor) [pid 5060] close(25) = -1 EBADF (Bad file descriptor) [pid 5060] close(26) = -1 EBADF (Bad file descriptor) [pid 5060] close(27) = -1 EBADF (Bad file descriptor) [pid 5060] close(28) = -1 EBADF (Bad file descriptor) [pid 5060] close(29) = -1 EBADF (Bad file descriptor) [pid 5060] exit_group(0) = ? [pid 5061] <... futex resumed>) = ? [pid 5061] +++ exited with 0 +++ [pid 5060] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5063 attached , child_tidptr=0x55555570a690) = 59 [pid 5063] set_robust_list(0x55555570a6a0, 24) = 0 [pid 5063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5063] setpgid(0, 0) = 0 [pid 5063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "1000", 4) = 4 [pid 5063] close(3) = 0 [pid 5063] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5063] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5063] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5063] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5056] +++ killed by SIGSEGV (core dumped) +++ [pid 5063] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=52, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5063] <... clone3 resumed> => {parent_tid=[60]}, 88) = 60 ./strace-static-x86_64: Process 5064 attached [pid 5063] rt_sigprocmask(SIG_SETMASK, [], [pid 5064] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053 [pid 5063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5064] <... rseq resumed>) = 0 [pid 5063] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5064] set_robust_list(0x7f5a0f4779a0, 24 [pid 5063] <... futex resumed>) = 0 [pid 5064] <... set_robust_list resumed>) = 0 [pid 5063] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5064] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5065 attached , parent_tid=[3], tls=NULL) = 61 [pid 5065] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5064] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5064] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=58, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5003] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... futex resumed>) = 0 [pid 5003] <... restart_syscall resumed>) = 0 [pid 5063] close(3) = 0 [pid 5063] close(4) = -1 EBADF (Bad file descriptor) [pid 5063] close(5) = -1 EBADF (Bad file descriptor) [pid 5063] close(6) = -1 EBADF (Bad file descriptor) [pid 5063] close(7) = -1 EBADF (Bad file descriptor) [pid 5063] close(8) = -1 EBADF (Bad file descriptor) [pid 5063] close(9) = -1 EBADF (Bad file descriptor) [pid 5063] close(10 [pid 5059] +++ killed by SIGSEGV (core dumped) +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=55, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5063] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] close(11) = -1 EBADF (Bad file descriptor) [pid 5063] close(12) = -1 EBADF (Bad file descriptor) [pid 5063] close(13) = -1 EBADF (Bad file descriptor) [pid 5063] close(14) = -1 EBADF (Bad file descriptor) [pid 5063] close(15) = -1 EBADF (Bad file descriptor) [pid 5063] close(16) = -1 EBADF (Bad file descriptor) [pid 5063] close(17) = -1 EBADF (Bad file descriptor) [pid 5063] close(18) = -1 EBADF (Bad file descriptor) [pid 5063] close(19) = -1 EBADF (Bad file descriptor) [pid 5063] close(20) = -1 EBADF (Bad file descriptor) [pid 5063] close(21) = -1 EBADF (Bad file descriptor) [pid 5063] close(22) = -1 EBADF (Bad file descriptor) [pid 5063] close(23) = -1 EBADF (Bad file descriptor) [pid 5063] close(24) = -1 EBADF (Bad file descriptor) [pid 5063] close(25) = -1 EBADF (Bad file descriptor) [pid 5063] close(26) = -1 EBADF (Bad file descriptor) [pid 5063] close(27) = -1 EBADF (Bad file descriptor) [pid 5063] close(28) = -1 EBADF (Bad file descriptor) [pid 5063] close(29) = -1 EBADF (Bad file descriptor) [pid 5063] exit_group(0) = ? [pid 5064] <... futex resumed>) = ? [pid 5064] +++ exited with 0 +++ [pid 5063] +++ exited with 0 +++ [pid 5003] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5003] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5066 attached [pid 5066] set_robust_list(0x55555570a6a0, 24 [pid 5003] <... clone resumed>, child_tidptr=0x55555570a690) = 62 [pid 5066] <... set_robust_list resumed>) = 0 [pid 5066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5066] setpgid(0, 0) = 0 [pid 5066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5066] write(3, "1000", 4) = 4 [pid 5066] close(3) = 0 [pid 5066] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5066] rt_sigaction(SIGRT_1, {sa_handler=0x7f5a0f4dc550, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f5a0f4cdbd0}, NULL, 8) = 0 [pid 5066] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5a0f457000 [pid 5066] mprotect(0x7f5a0f458000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5066] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5066] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f5a0f477990, parent_tid=0x7f5a0f477990, exit_signal=0, stack=0x7f5a0f457000, stack_size=0x20300, tls=0x7f5a0f4776c0} => {parent_tid=[63]}, 88) = 63 ./strace-static-x86_64: Process 5067 attached [pid 5067] rseq(0x7f5a0f477fe0, 0x20, 0, 0x53053053 [pid 5066] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5067] <... rseq resumed>) = 0 [pid 5066] futex(0x7f5a0f540308, FUTEX_WAKE_PRIVATE, 1000000 [pid 5067] set_robust_list(0x7f5a0f4779a0, 24 [pid 5066] <... futex resumed>) = 0 [pid 5066] futex(0x7f5a0f54030c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5067] <... set_robust_list resumed>) = 0 [pid 5067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 145.855471][ T51] ===================================================== [ 145.862741][ T51] BUG: KMSAN: uninit-value in virtqueue_add+0x21c6/0x6530 [ 145.870025][ T51] virtqueue_add+0x21c6/0x6530 [ 145.874993][ T51] virtqueue_add_sgs+0x186/0x1a0 [ 145.880092][ T51] virtscsi_add_cmd+0x838/0xad0 [ 145.885116][ T51] virtscsi_queuecommand+0x896/0xa60 [ 145.890581][ T51] scsi_queue_rq+0x4874/0x5790 [ 145.895521][ T51] blk_mq_dispatch_rq_list+0x13f8/0x3600 [pid 5067] clone(child_stack=NULL, flags=CLONE_FILES|CLONE_PIDFD|CLONE_SETTLS|CLONE_NEWCGROUP|CLONE_NEWIPC./strace-static-x86_64: Process 5068 attached [pid 5068] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5067] <... clone resumed>, parent_tid=[3], tls=NULL) = 64 [pid 5067] futex(0x7f5a0f54030c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5067] futex(0x7f5a0f540308, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5066] <... futex resumed>) = 0 [pid 5066] close(3) = 0 [pid 5066] close(4) = -1 EBADF (Bad file descriptor) [pid 5066] close(5) = -1 EBADF (Bad file descriptor) [pid 5066] close(6) = -1 EBADF (Bad file descriptor) [pid 5066] close(7) = -1 EBADF (Bad file descriptor) [pid 5066] close(8) = -1 EBADF (Bad file descriptor) [pid 5066] close(9) = -1 EBADF (Bad file descriptor) [pid 5066] close(10) = -1 EBADF (Bad file descriptor) [ 145.901355][ T51] __blk_mq_sched_dispatch_requests+0x10af/0x2500 [ 145.907953][ T51] blk_mq_sched_dispatch_requests+0x160/0x2d0 [ 145.914203][ T51] blk_mq_run_work_fn+0xd0/0x280 [ 145.919343][ T51] process_scheduled_works+0x104e/0x1e70 [ 145.925162][ T51] worker_thread+0xf45/0x1490 [ 145.930018][ T51] kthread+0x3ed/0x540 [ 145.934280][ T51] ret_from_fork+0x66/0x80 [ 145.938887][ T51] ret_from_fork_asm+0x11/0x20 [ 145.943837][ T51] [ 145.946240][ T51] Uninit was created at: [ 145.950728][ T51] __alloc_pages+0x9a4/0xe00 [ 145.955504][ T51] alloc_pages_mpol+0x62b/0x9d0 [ 145.960516][ T51] folio_alloc+0x1da/0x380 [ 145.965075][ T51] filemap_alloc_folio+0xa5/0x430 [ 145.970276][ T51] __filemap_get_folio+0xa5a/0x1760 [ 145.975692][ T51] ext4_da_write_begin+0x7f8/0xec0 [ 145.980995][ T51] generic_perform_write+0x3f5/0xc40 [ 145.986458][ T51] ext4_buffered_write_iter+0x564/0xaa0 [ 145.992136][ T51] ext4_file_write_iter+0x20f/0x3460 [ 145.997546][ T51] __kernel_write_iter+0x329/0x930 [ 146.002778][ T51] dump_user_range+0x593/0xcd0 [ 146.007678][ T51] elf_core_dump+0x528d/0x5a40 [ 146.012606][ T51] do_coredump+0x32c9/0x4920 [ 146.017322][ T51] get_signal+0x2185/0x2d10 [ 146.021994][ T51] arch_do_signal_or_restart+0x53/0xca0 [ 146.027683][ T51] exit_to_user_mode_loop+0xe8/0x320 [ 146.033120][ T51] exit_to_user_mode_prepare+0x163/0x220 [ 146.038930][ T51] irqentry_exit_to_user_mode+0xd/0x30 [ 146.044624][ T51] irqentry_exit+0x16/0x40 [ 146.049219][ T51] exc_page_fault+0x246/0x6f0 [ 146.054071][ T51] asm_exc_page_fault+0x2b/0x30 [ 146.059081][ T51] [ 146.061481][ T51] Bytes 0-1023 of 1024 are uninitialized [ 146.067215][ T51] Memory access of size 1024 starts at ffff88812d043c00 [ 146.074340][ T51] [ 146.076749][ T51] CPU: 1 PID: 51 Comm: kworker/1:1H Not tainted 6.7.0-rc8-syzkaller #0 [ 146.085150][ T51] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 146.095346][ T51] Workqueue: kblockd blk_mq_run_work_fn [ 146.101118][ T51] ===================================================== [ 146.108134][ T51] Disabling lock debugging due to kernel taint [ 146.114367][ T51] Kernel panic - not syncing: kmsan.panic set ... [ 146.120869][ T51] CPU: 1 PID: 51 Comm: kworker/1:1H Tainted: G B 6.7.0-rc8-syzkaller #0 [ 146.130724][ T51] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 146.140894][ T51] Workqueue: kblockd blk_mq_run_work_fn [ 146.146718][ T51] Call Trace: [ 146.150073][ T51] [ 146.153077][ T51] dump_stack_lvl+0x1bf/0x240 [ 146.157949][ T51] dump_stack+0x1e/0x20 [ 146.162274][ T51] panic+0x4de/0xc90 [ 146.166359][ T51] ? add_taint+0x108/0x1a0 [ 146.170926][ T51] kmsan_report+0x2d0/0x2d0 [ 146.175621][ T51] ? __blk_mq_sched_dispatch_requests+0x10af/0x2500 [ 146.182401][ T51] ? kthread+0x3ed/0x540 [ 146.186932][ T51] ? ret_from_fork+0x66/0x80 [ 146.191700][ T51] ? ret_from_fork_asm+0x11/0x20 [ 146.196815][ T51] ? kmsan_internal_check_memory+0x476/0x530 [ 146.202967][ T51] ? kmsan_handle_dma+0xac/0xc0 [ 146.207977][ T51] ? virtqueue_add+0x21c6/0x6530 [ 146.213055][ T51] ? virtqueue_add_sgs+0x186/0x1a0 [ 146.218297][ T51] ? virtscsi_add_cmd+0x838/0xad0 [ 146.223559][ T51] ? virtscsi_queuecommand+0x896/0xa60 [ 146.229166][ T51] ? scsi_queue_rq+0x4874/0x5790 [ 146.234247][ T51] ? blk_mq_dispatch_rq_list+0x13f8/0x3600 [ 146.240236][ T51] ? __blk_mq_sched_dispatch_requests+0x10af/0x2500 [ 146.246990][ T51] ? blk_mq_sched_dispatch_requests+0x160/0x2d0 [ 146.253382][ T51] ? blk_mq_run_work_fn+0xd0/0x280 [ 146.258668][ T51] ? process_scheduled_works+0x104e/0x1e70 [ 146.264883][ T51] ? worker_thread+0xf45/0x1490 [ 146.269870][ T51] ? kthread+0x3ed/0x540 [ 146.274275][ T51] ? ret_from_fork+0x66/0x80 [ 146.279032][ T51] ? ret_from_fork_asm+0x11/0x20 [ 146.284134][ T51] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 146.290732][ T51] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 146.296720][ T51] ? ___slab_alloc+0x293c/0x33d0 [ 146.301804][ T51] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 146.307881][ T51] ? kmsan_slab_alloc+0xdd/0x150 [ 146.312988][ T51] ? slab_post_alloc_hook+0x129/0xa70 [ 146.318671][ T51] kmsan_internal_check_memory+0x476/0x530 [ 146.324692][ T51] kmsan_handle_dma+0xac/0xc0 [ 146.329569][ T51] virtqueue_add+0x21c6/0x6530 [ 146.334486][ T51] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 146.340528][ T51] virtqueue_add_sgs+0x186/0x1a0 [ 146.345634][ T51] virtscsi_add_cmd+0x838/0xad0 [ 146.350782][ T51] virtscsi_queuecommand+0x896/0xa60 [ 146.356272][ T51] ? virtscsi_kick_event_all+0x3f0/0x3f0 [ 146.362094][ T51] scsi_queue_rq+0x4874/0x5790 [ 146.367065][ T51] ? scsi_complete+0x480/0x480 [ 146.371969][ T51] blk_mq_dispatch_rq_list+0x13f8/0x3600 [ 146.377824][ T51] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 146.383824][ T51] __blk_mq_sched_dispatch_requests+0x10af/0x2500 [ 146.390433][ T51] ? __blk_mq_sched_dispatch_requests+0xf21/0x2500 [ 146.397198][ T51] blk_mq_sched_dispatch_requests+0x160/0x2d0 [ 146.403433][ T51] blk_mq_run_work_fn+0xd0/0x280 [ 146.408571][ T51] ? blk_mq_alloc_and_init_hctx+0x17c0/0x17c0 [ 146.414826][ T51] process_scheduled_works+0x104e/0x1e70 [ 146.420655][ T51] worker_thread+0xf45/0x1490 [ 146.425558][ T51] kthread+0x3ed/0x540 [ 146.429788][ T51] ? pr_cont_work+0xce0/0xce0 [ 146.434609][ T51] ? kthread_blkcg+0x120/0x120 [ 146.439539][ T51] ret_from_fork+0x66/0x80 [ 146.444122][ T51] ? kthread_blkcg+0x120/0x120 [ 146.449232][ T51] ret_from_fork_asm+0x11/0x20 [ 146.454187][ T51] [ 147.911652][ T51] Shutting down cpus with NMI [ 147.916737][ T51] Kernel Offset: disabled [ 147.921116][ T51] Rebooting in 86400 seconds..