./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2555416865 <...> Warning: Permanently added '10.128.0.179' (ECDSA) to the list of known hosts. execve("./syz-executor2555416865", ["./syz-executor2555416865"], 0x7ffe5797d440 /* 10 vars */) = 0 brk(NULL) = 0x555556c9b000 brk(0x555556c9bd00) = 0x555556c9bd00 arch_prctl(ARCH_SET_FS, 0x555556c9b3c0) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2555416865", 4096) = 28 brk(0x555556cbcd00) = 0x555556cbcd00 brk(0x555556cbd000) = 0x555556cbd000 mprotect(0x7f2be86a4000, 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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f2be85f40a0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f2be85f4f70}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f2be85f40a0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f2be85f4f70}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3605 ./strace-static-x86_64: Process 3605 attached [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3604] <... clone resumed>, child_tidptr=0x555556c9b690) = 3606 ./strace-static-x86_64: Process 3606 attached [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3605] <... openat resumed>) = 3 [pid 3604] <... clone resumed>, child_tidptr=0x555556c9b690) = 3607 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3604] <... clone resumed>, child_tidptr=0x555556c9b690) = 3608 ./strace-static-x86_64: Process 3608 attached [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3607 attached [pid 3606] <... openat resumed>) = 3 [pid 3604] <... clone resumed>, child_tidptr=0x555556c9b690) = 3609 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 3610 attached ./strace-static-x86_64: Process 3609 attached [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3605] close(3 [pid 3604] <... clone resumed>, child_tidptr=0x555556c9b690) = 3610 [pid 3607] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3605] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556c9b690) = 3611 [pid 3608] <... clone resumed>, child_tidptr=0x555556c9b690) = 3612 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... openat resumed>) = 3 [pid 3606] close(3) = 0 [pid 3605] <... clone resumed>, child_tidptr=0x555556c9b690) = 3613 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3611 attached ./strace-static-x86_64: Process 3612 attached [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3613 attached [pid 3611] <... prctl resumed>) = 0 [pid 3612] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3615 attached [pid 3611] setpgid(0, 0 [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] setpgid(0, 0 [pid 3611] <... setpgid resumed>) = 0 [pid 3615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... setpgid resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] close(3 [pid 3611] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3616 attached [pid 3612] <... openat resumed>) = 3 [pid 3611] write(3, "1000", 4 [pid 3613] <... prctl resumed>) = 0 [pid 3615] <... prctl resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556c9b690) = 3615 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556c9b690) = 3616 [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3617 [pid 3615] setpgid(0, 0 [pid 3613] setpgid(0, 0 [pid 3612] write(3, "1000", 4 [pid 3611] <... write resumed>) = 4 [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... setpgid resumed>) = 0 [pid 3613] <... setpgid resumed>) = 0 [pid 3612] <... write resumed>) = 4 [pid 3611] close(3 [pid 3616] <... prctl resumed>) = 0 [pid 3615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] close(3 [pid 3611] <... close resumed>) = 0 [pid 3613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] setpgid(0, 0 [pid 3615] <... openat resumed>) = 3 [pid 3612] <... close resumed>) = 0 [pid 3611] mkdir("./file0", 0777 [pid 3613] <... openat resumed>) = 3 [pid 3616] <... setpgid resumed>) = 0 [pid 3615] write(3, "1000", 4 [pid 3612] mkdir("./file0", 0777 [pid 3613] write(3, "1000", 4 [pid 3612] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 3617 attached [pid 3616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... write resumed>) = 4 [pid 3613] <... write resumed>) = 4 [pid 3612] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... openat resumed>) = 3 [pid 3615] close(3 [pid 3613] close(3 [pid 3612] lstat(NULL, [pid 3611] lstat(NULL, [pid 3617] <... prctl resumed>) = 0 [pid 3616] write(3, "1000", 4 [pid 3615] <... close resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3612] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3611] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3617] setpgid(0, 0 [pid 3616] <... write resumed>) = 4 [pid 3615] mkdir("./file0", 0777 [pid 3613] mkdir("./file0", 0777 [pid 3612] pipe2( [pid 3611] pipe2( [pid 3617] <... setpgid resumed>) = 0 [pid 3616] close(3 [pid 3615] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3613] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... close resumed>) = 0 [pid 3615] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3613] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] dup(4 [pid 3611] dup(4 [pid 3617] <... openat resumed>) = 3 [pid 3616] mkdir("./file0", 0777 [pid 3615] lstat(NULL, [pid 3613] lstat(NULL, [pid 3612] <... dup resumed>) = 5 [pid 3611] <... dup resumed>) = 5 [pid 3617] write(3, "1000", 4 [pid 3616] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3615] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3613] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3612] mount(NULL, NULL, NULL, 0, NULL [pid 3611] mount(NULL, NULL, NULL, 0, NULL [pid 3617] <... write resumed>) = 4 [pid 3616] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3615] pipe2( [pid 3613] pipe2( [pid 3612] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3617] close(3 [pid 3616] lstat(NULL, [pid 3615] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3613] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3611] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3617] <... close resumed>) = 0 [pid 3616] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3615] dup(4 [pid 3613] dup(4 [pid 3617] mkdir("./file0", 0777 [pid 3616] pipe2( [pid 3615] <... dup resumed>) = 5 [pid 3613] <... dup resumed>) = 5 [pid 3617] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3616] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3615] mount(NULL, NULL, NULL, 0, NULL [pid 3613] mount(NULL, NULL, NULL, 0, NULL [pid 3617] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3616] dup(4 [pid 3615] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3613] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3617] lstat(NULL, [pid 3613] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3617] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3616] <... dup resumed>) = 5 [pid 3615] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3617] pipe2( [pid 3616] mount(NULL, NULL, NULL, 0, NULL [pid 3617] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3617] dup(4 [pid 3616] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3617] <... dup resumed>) = 5 [pid 3617] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3617] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3611] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] exit_group(0) = ? [pid 3611] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3611, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3621 attached , child_tidptr=0x555556c9b690) = 3621 [pid 3621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3621] setpgid(0, 0) = 0 [pid 3621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3621] write(3, "1000", 4) = 4 [pid 3621] close(3) = 0 [pid 3621] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3621] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3621] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3621] pipe2([3, 4], 0) = 0 [pid 3621] dup(4) = 5 [pid 3621] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3621] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3615] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] exit_group(0) = ? [pid 3615] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3615, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3623 ./strace-static-x86_64: Process 3623 attached [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3623] setpgid(0, 0) = 0 [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3623] write(3, "1000", 4) = 4 [pid 3623] close(3) = 0 [pid 3623] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3623] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3623] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3623] pipe2([3, 4], 0) = 0 [pid 3623] dup(4) = 5 [pid 3623] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3623] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3617] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3617] exit_group(0) = ? [pid 3617] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3617, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3624 ./strace-static-x86_64: Process 3624 attached [pid 3624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3624] setpgid(0, 0) = 0 [pid 3624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3624] write(3, "1000", 4) = 4 [pid 3624] close(3) = 0 [pid 3624] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3624] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3624] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3624] pipe2([3, 4], 0) = 0 [pid 3624] dup(4) = 5 [pid 3624] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3624] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3613] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3613] exit_group(0) = ? [pid 3613] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3613, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3625 ./strace-static-x86_64: Process 3625 attached [pid 3625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3625] setpgid(0, 0) = 0 [pid 3625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3625] write(3, "1000", 4) = 4 [pid 3625] close(3) = 0 [pid 3625] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3625] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3625] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3625] pipe2([3, 4], 0) = 0 [pid 3625] dup(4) = 5 [pid 3625] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3625] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3616] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] exit_group(0) = ? [pid 3616] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3616, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3626 ./strace-static-x86_64: Process 3626 attached [pid 3626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3626] setpgid(0, 0) = 0 [pid 3626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3626] write(3, "1000", 4) = 4 [pid 3626] close(3) = 0 [pid 3626] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3626] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3626] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3626] pipe2([3, 4], 0) = 0 [pid 3626] dup(4) = 5 [pid 3626] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3626] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3612] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] exit_group(0) = ? [pid 3612] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3612, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3627 attached , child_tidptr=0x555556c9b690) = 3627 [pid 3627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3627] setpgid(0, 0) = 0 [pid 3627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3627] write(3, "1000", 4) = 4 [pid 3627] close(3) = 0 [pid 3627] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3627] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3627] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3627] pipe2([3, 4], 0) = 0 [pid 3627] dup(4) = 5 [pid 3627] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3627] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3624] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3624] exit_group(0) = ? [pid 3624] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3624, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3628 ./strace-static-x86_64: Process 3628 attached [pid 3628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3628] setpgid(0, 0) = 0 [pid 3628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3628] write(3, "1000", 4) = 4 [pid 3628] close(3) = 0 [pid 3628] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3628] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3628] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3628] pipe2([3, 4], 0) = 0 [pid 3628] dup(4) = 5 [pid 3628] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3628] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3626] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3626] exit_group(0) = ? [pid 3626] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3626, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3629 ./strace-static-x86_64: Process 3629 attached [pid 3629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3629] setpgid(0, 0) = 0 [pid 3629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3629] write(3, "1000", 4) = 4 [pid 3629] close(3) = 0 [pid 3629] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3629] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3629] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3629] pipe2([3, 4], 0) = 0 [pid 3629] dup(4) = 5 [pid 3629] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3629] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3623] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3623] exit_group(0) = ? [pid 3623] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3623, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3630 ./strace-static-x86_64: Process 3630 attached [pid 3630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3630] setpgid(0, 0) = 0 [pid 3630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3630] write(3, "1000", 4) = 4 [pid 3630] close(3) = 0 [pid 3630] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3630] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3630] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3630] pipe2([3, 4], 0) = 0 [pid 3630] dup(4) = 5 [pid 3630] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3630] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3625] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3625] exit_group(0) = ? [pid 3625] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3625, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3631 attached , child_tidptr=0x555556c9b690) = 3631 [pid 3631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3631] setpgid(0, 0) = 0 [pid 3631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3631] write(3, "1000", 4) = 4 [pid 3631] close(3) = 0 [pid 3631] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3631] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3631] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3631] pipe2([3, 4], 0) = 0 [pid 3631] dup(4) = 5 [pid 3631] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3631] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3621] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3621] exit_group(0) = ? [pid 3621] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3621, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3632 ./strace-static-x86_64: Process 3632 attached [pid 3632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3632] setpgid(0, 0) = 0 [pid 3632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "1000", 4) = 4 [pid 3632] close(3) = 0 [pid 3632] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3632] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3632] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3632] pipe2([3, 4], 0) = 0 [pid 3632] dup(4) = 5 [pid 3632] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3632] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3627] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3627] exit_group(0) = ? [pid 3627] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3627, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3633 ./strace-static-x86_64: Process 3633 attached [pid 3633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3633] setpgid(0, 0) = 0 [pid 3633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3633] write(3, "1000", 4) = 4 [pid 3633] close(3) = 0 [pid 3633] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3633] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3633] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3633] pipe2([3, 4], 0) = 0 [pid 3633] dup(4) = 5 [pid 3633] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3633] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3628] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3628] exit_group(0) = ? [pid 3628] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3628, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3634 ./strace-static-x86_64: Process 3634 attached [pid 3634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3634] setpgid(0, 0) = 0 [pid 3634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3634] write(3, "1000", 4) = 4 [pid 3634] close(3) = 0 [pid 3634] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3634] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3634] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3634] pipe2([3, 4], 0) = 0 [pid 3634] dup(4) = 5 [pid 3634] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3634] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3630] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3630] exit_group(0) = ? [pid 3630] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3630, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3635 ./strace-static-x86_64: Process 3635 attached [pid 3635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3635] setpgid(0, 0) = 0 [pid 3635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3635] write(3, "1000", 4) = 4 [pid 3635] close(3) = 0 [pid 3635] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3635] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3635] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3635] pipe2([3, 4], 0) = 0 [pid 3635] dup(4) = 5 [pid 3635] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3635] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3629] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3629] exit_group(0) = ? [pid 3629] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3629, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3636 ./strace-static-x86_64: Process 3636 attached [pid 3636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3636] setpgid(0, 0) = 0 [pid 3636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3636] write(3, "1000", 4) = 4 [pid 3636] close(3) = 0 [pid 3636] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3636] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3636] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3636] pipe2([3, 4], 0) = 0 [pid 3636] dup(4) = 5 [pid 3636] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3636] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3631] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3631] exit_group(0) = ? [pid 3631] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3631, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3637 ./strace-static-x86_64: Process 3637 attached [pid 3637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3637] setpgid(0, 0) = 0 [pid 3637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3637] write(3, "1000", 4) = 4 [pid 3637] close(3) = 0 [pid 3637] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3637] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3637] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3637] pipe2([3, 4], 0) = 0 [pid 3637] dup(4) = 5 [pid 3637] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3637] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3632] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3632] exit_group(0) = ? [pid 3632] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3632, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3638 ./strace-static-x86_64: Process 3638 attached [pid 3638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3638] setpgid(0, 0) = 0 [pid 3638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3638] write(3, "1000", 4) = 4 [pid 3638] close(3) = 0 [pid 3638] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3638] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3638] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3638] pipe2([3, 4], 0) = 0 [pid 3638] dup(4) = 5 [pid 3638] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3638] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3633] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3633] exit_group(0) = ? [pid 3633] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3633, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3639 ./strace-static-x86_64: Process 3639 attached [pid 3639] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3639] setpgid(0, 0) = 0 [pid 3639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3639] write(3, "1000", 4) = 4 [pid 3639] close(3) = 0 [pid 3639] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3639] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3639] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3639] pipe2([3, 4], 0) = 0 [pid 3639] dup(4) = 5 [pid 3639] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3639] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3635] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3635] exit_group(0) = ? [pid 3635] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3635, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3640 ./strace-static-x86_64: Process 3640 attached [pid 3640] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3634] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3640] <... prctl resumed>) = 0 [pid 3640] setpgid(0, 0) = 0 [pid 3640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3634] exit_group(0) = ? [pid 3640] write(3, "1000", 4) = 4 [pid 3640] close(3 [pid 3634] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3634, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3641 [pid 3640] <... close resumed>) = 0 [pid 3640] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3640] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3640] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3640] pipe2([3, 4], 0) = 0 [pid 3640] dup(4) = 5 [pid 3640] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3640] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3641 attached [pid 3641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3641] setpgid(0, 0) = 0 [pid 3641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3641] write(3, "1000", 4) = 4 [pid 3641] close(3) = 0 [pid 3641] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3641] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3641] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3641] pipe2([3, 4], 0) = 0 [pid 3641] dup(4) = 5 [pid 3641] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3641] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3636] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3636] exit_group(0) = ? [pid 3636] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3636, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3642 ./strace-static-x86_64: Process 3642 attached [pid 3637] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3637] exit_group(0) = ? [pid 3637] +++ exited with 0 +++ [pid 3642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3642] setpgid(0, 0) = 0 [pid 3642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3642] write(3, "1000", 4) = 4 [pid 3642] close(3) = 0 [pid 3642] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3642] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3642] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3642] pipe2([3, 4], 0) = 0 [pid 3642] dup(4) = 5 [pid 3642] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3642] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3637, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3643 ./strace-static-x86_64: Process 3643 attached [pid 3643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3643] setpgid(0, 0) = 0 [pid 3643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3643] write(3, "1000", 4) = 4 [pid 3643] close(3) = 0 [pid 3643] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3643] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3643] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3643] pipe2([3, 4], 0) = 0 [pid 3643] dup(4) = 5 [pid 3643] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3643] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3638] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3638] exit_group(0) = ? [pid 3638] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3644 attached , child_tidptr=0x555556c9b690) = 3644 [pid 3644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3644] setpgid(0, 0) = 0 [pid 3644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3644] write(3, "1000", 4) = 4 [pid 3644] close(3) = 0 [pid 3644] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3644] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3644] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3644] pipe2([3, 4], 0) = 0 [pid 3644] dup(4) = 5 [pid 3644] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3644] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3640] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3640] exit_group(0) = ? [pid 3640] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3640, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3645 ./strace-static-x86_64: Process 3645 attached [pid 3645] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3645] setpgid(0, 0) = 0 [pid 3645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3645] write(3, "1000", 4) = 4 [pid 3645] close(3) = 0 [pid 3645] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3645] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3645] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3645] pipe2([3, 4], 0) = 0 [pid 3645] dup(4) = 5 [pid 3645] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3645] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3639] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3639] exit_group(0) = ? [pid 3639] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3639, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3646 ./strace-static-x86_64: Process 3646 attached [pid 3646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3646] setpgid(0, 0) = 0 [pid 3646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3646] write(3, "1000", 4) = 4 [pid 3646] close(3) = 0 [pid 3646] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3646] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3646] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3646] pipe2([3, 4], 0) = 0 [pid 3646] dup(4) = 5 [pid 3646] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3646] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3641] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3641] exit_group(0) = ? [pid 3641] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3647 ./strace-static-x86_64: Process 3647 attached [pid 3647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3647] setpgid(0, 0) = 0 [pid 3647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3647] write(3, "1000", 4) = 4 [pid 3647] close(3) = 0 [pid 3647] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3647] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3647] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3647] pipe2([3, 4], 0) = 0 [pid 3647] dup(4) = 5 [pid 3647] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3647] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3642] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3642] exit_group(0) = ? [pid 3642] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3648 ./strace-static-x86_64: Process 3648 attached [pid 3648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3648] setpgid(0, 0) = 0 [pid 3648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3648] write(3, "1000", 4) = 4 [pid 3648] close(3) = 0 [pid 3648] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3648] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3648] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3648] pipe2([3, 4], 0) = 0 [pid 3648] dup(4) = 5 [pid 3648] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3648] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3645] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3645] exit_group(0) = ? [pid 3645] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3649 ./strace-static-x86_64: Process 3649 attached [pid 3649] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3649] setpgid(0, 0) = 0 [pid 3649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3649] write(3, "1000", 4) = 4 [pid 3649] close(3) = 0 [pid 3649] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3649] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3649] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3649] pipe2([3, 4], 0) = 0 [pid 3649] dup(4) = 5 [pid 3649] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3649] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3644] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3644] exit_group(0) = ? [pid 3644] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3650 ./strace-static-x86_64: Process 3650 attached [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3650] setpgid(0, 0) = 0 [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3650] write(3, "1000", 4) = 4 [pid 3650] close(3) = 0 [pid 3650] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3650] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3650] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3650] pipe2([3, 4], 0) = 0 [pid 3650] dup(4) = 5 [pid 3650] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3650] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3643] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3643] exit_group(0) = ? [pid 3643] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3643, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3651 ./strace-static-x86_64: Process 3651 attached [pid 3651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3651] setpgid(0, 0) = 0 [pid 3651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3651] write(3, "1000", 4) = 4 [pid 3651] close(3) = 0 [pid 3651] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3651] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3651] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3651] pipe2([3, 4], 0) = 0 [pid 3651] dup(4) = 5 [pid 3651] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3651] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3646] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3646] exit_group(0) = ? [pid 3646] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3646, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3652 ./strace-static-x86_64: Process 3652 attached [pid 3652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3652] setpgid(0, 0) = 0 [pid 3652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3652] write(3, "1000", 4) = 4 [pid 3652] close(3) = 0 [pid 3652] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3652] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3652] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3652] pipe2([3, 4], 0) = 0 [pid 3652] dup(4) = 5 [pid 3652] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3652] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3647] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3647] exit_group(0) = ? [pid 3647] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3653 ./strace-static-x86_64: Process 3653 attached [pid 3653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3653] setpgid(0, 0) = 0 [pid 3653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3653] write(3, "1000", 4) = 4 [pid 3653] close(3) = 0 [pid 3653] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3653] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3653] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3653] pipe2([3, 4], 0) = 0 [pid 3653] dup(4 [pid 3650] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3653] <... dup resumed>) = 5 [pid 3650] exit_group(0 [pid 3653] mount(NULL, NULL, NULL, 0, NULL [pid 3650] <... exit_group resumed>) = ? [pid 3653] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3653] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3650] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3654 ./strace-static-x86_64: Process 3654 attached [pid 3654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3654] setpgid(0, 0) = 0 [pid 3654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3654] write(3, "1000", 4) = 4 [pid 3654] close(3) = 0 [pid 3654] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3654] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3654] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3654] pipe2([3, 4], 0) = 0 [pid 3654] dup(4) = 5 [pid 3654] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3654] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3649] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3649] exit_group(0) = ? [pid 3649] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3649, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3655 ./strace-static-x86_64: Process 3655 attached [pid 3655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3655] setpgid(0, 0) = 0 [pid 3655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3655] write(3, "1000", 4) = 4 [pid 3655] close(3) = 0 [pid 3655] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3655] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3655] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3655] pipe2([3, 4], 0) = 0 [pid 3655] dup(4) = 5 [pid 3655] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3655] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3648] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3648] exit_group(0) = ? [pid 3648] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3648, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3656 ./strace-static-x86_64: Process 3656 attached [pid 3656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3656] setpgid(0, 0) = 0 [pid 3656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3651] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3651] exit_group(0) = ? [pid 3656] <... openat resumed>) = 3 [pid 3656] write(3, "1000", 4) = 4 [pid 3656] close(3) = 0 [pid 3656] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3651] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3651, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3657 [pid 3656] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3656] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3656] pipe2([3, 4], 0) = 0 [pid 3656] dup(4) = 5 [pid 3656] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3656] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3657 attached [pid 3657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3657] setpgid(0, 0) = 0 [pid 3657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3657] write(3, "1000", 4) = 4 [pid 3657] close(3) = 0 [pid 3657] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3657] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3657] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3657] pipe2([3, 4], 0) = 0 [pid 3657] dup(4) = 5 [pid 3657] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3657] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3652] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3652] exit_group(0) = ? [pid 3652] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3652, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3658 ./strace-static-x86_64: Process 3658 attached [pid 3658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3658] setpgid(0, 0) = 0 [pid 3658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3658] write(3, "1000", 4) = 4 [pid 3658] close(3) = 0 [pid 3658] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3658] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3658] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3658] pipe2([3, 4], 0) = 0 [pid 3658] dup(4) = 5 [pid 3658] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3658] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3653] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3653] exit_group(0) = ? [pid 3653] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3659 ./strace-static-x86_64: Process 3659 attached [pid 3659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3659] setpgid(0, 0) = 0 [pid 3659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3659] write(3, "1000", 4) = 4 [pid 3659] close(3) = 0 [pid 3659] mkdir("./file0", 0777 [pid 3654] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3654] exit_group(0) = ? [pid 3654] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3654, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3659] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3659] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3659] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3659] pipe2([3, 4], 0) = 0 [pid 3659] dup(4) = 5 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3659] mount(NULL, NULL, NULL, 0, NULL [pid 3607] <... openat resumed>) = 3 [pid 3659] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3659] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3660 ./strace-static-x86_64: Process 3660 attached [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3660] setpgid(0, 0) = 0 [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3660] write(3, "1000", 4) = 4 [pid 3660] close(3) = 0 [pid 3660] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3660] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3660] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3660] pipe2([3, 4], 0) = 0 [pid 3660] dup(4) = 5 [pid 3660] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3660] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3655] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3655] exit_group(0) = ? [pid 3655] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3661 ./strace-static-x86_64: Process 3661 attached [pid 3661] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3661] setpgid(0, 0) = 0 [pid 3661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3661] write(3, "1000", 4) = 4 [pid 3661] close(3) = 0 [pid 3661] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3661] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3661] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3661] pipe2([3, 4], 0) = 0 [pid 3661] dup(4) = 5 [pid 3661] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3661] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3656] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3656] exit_group(0) = ? [pid 3656] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3662 ./strace-static-x86_64: Process 3662 attached [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3662] write(3, "1000", 4) = 4 [pid 3662] close(3) = 0 [pid 3662] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3662] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3662] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3662] pipe2([3, 4], 0) = 0 [pid 3662] dup(4) = 5 [pid 3662] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3662] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3657] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3657] exit_group(0) = ? [pid 3657] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3657, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3663 ./strace-static-x86_64: Process 3663 attached [pid 3663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3660] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3660] exit_group(0) = ? [pid 3660] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3660, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3664 [pid 3663] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3664 attached [pid 3663] setpgid(0, 0 [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3663] <... setpgid resumed>) = 0 [pid 3664] <... prctl resumed>) = 0 [pid 3664] setpgid(0, 0 [pid 3663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3664] <... setpgid resumed>) = 0 [pid 3663] <... openat resumed>) = 3 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3663] write(3, "1000", 4 [pid 3664] <... openat resumed>) = 3 [pid 3663] <... write resumed>) = 4 [pid 3664] write(3, "1000", 4 [pid 3663] close(3 [pid 3664] <... write resumed>) = 4 [pid 3663] <... close resumed>) = 0 [pid 3664] close(3 [pid 3663] mkdir("./file0", 0777 [pid 3664] <... close resumed>) = 0 [pid 3659] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3659] exit_group(0) = ? [pid 3659] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3664] mkdir("./file0", 0777 [pid 3663] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3664] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... restart_syscall resumed>) = 0 [pid 3664] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3663] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3664] lstat(NULL, [pid 3663] lstat(NULL, [pid 3664] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3664] pipe2( [pid 3663] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3609] <... openat resumed>) = 3 [pid 3664] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3663] pipe2( [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3664] dup(4 [pid 3663] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3664] <... dup resumed>) = 5 [pid 3663] dup(4 [pid 3609] close(3 [pid 3664] mount(NULL, NULL, NULL, 0, NULL [pid 3663] <... dup resumed>) = 5 [pid 3609] <... close resumed>) = 0 [pid 3664] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3663] mount(NULL, NULL, NULL, 0, NULL [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3664] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3663] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3665 [pid 3663] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3665 attached [pid 3665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3665] setpgid(0, 0) = 0 [pid 3665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3665] write(3, "1000", 4) = 4 [pid 3665] close(3) = 0 [pid 3665] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3658] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3658] exit_group(0) = ? [pid 3665] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3665] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3658] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3658, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3665] pipe2( [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3665] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] close(3 [pid 3665] dup(4 [pid 3608] <... close resumed>) = 0 [pid 3665] <... dup resumed>) = 5 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3665] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3608] <... clone resumed>, child_tidptr=0x555556c9b690) = 3666 [pid 3665] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3661] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3661] exit_group(0) = ? [pid 3661] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3666 attached , child_tidptr=0x555556c9b690) = 3667 [pid 3666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3666] setpgid(0, 0) = 0 [pid 3666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3666] write(3, "1000", 4) = 4 [pid 3666] close(3) = 0 [pid 3666] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3666] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3666] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3666] pipe2([3, 4], 0) = 0 [pid 3666] dup(4) = 5 [pid 3666] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3666] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3667 attached [pid 3667] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3667] setpgid(0, 0) = 0 [pid 3667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3667] write(3, "1000", 4) = 4 [pid 3667] close(3) = 0 [pid 3667] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3667] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3667] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3667] pipe2([3, 4], 0) = 0 [pid 3667] dup(4) = 5 [pid 3667] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3667] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3662] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3662] exit_group(0) = ? [pid 3662] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3668 ./strace-static-x86_64: Process 3668 attached [pid 3668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3668] setpgid(0, 0) = 0 [pid 3668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3668] write(3, "1000", 4) = 4 [pid 3668] close(3) = 0 [pid 3668] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3668] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3668] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3668] pipe2([3, 4], 0) = 0 [pid 3668] dup(4) = 5 [pid 3668] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3668] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3663] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3663] exit_group(0) = ? [pid 3663] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3663, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3669 ./strace-static-x86_64: Process 3669 attached [pid 3669] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3669] setpgid(0, 0) = 0 [pid 3669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3669] write(3, "1000", 4) = 4 [pid 3669] close(3) = 0 [pid 3669] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3669] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3669] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3669] pipe2([3, 4], 0) = 0 [pid 3669] dup(4) = 5 [pid 3669] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3669] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3664] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3664] exit_group(0) = ? [pid 3664] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3670 ./strace-static-x86_64: Process 3670 attached [pid 3670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3670] setpgid(0, 0) = 0 [pid 3670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3670] write(3, "1000", 4) = 4 [pid 3670] close(3) = 0 [pid 3670] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3670] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3670] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3670] pipe2([3, 4], 0) = 0 [pid 3670] dup(4) = 5 [pid 3670] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3670] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3665] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3665] exit_group(0) = ? [pid 3665] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3671 ./strace-static-x86_64: Process 3671 attached [pid 3671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3671] setpgid(0, 0) = 0 [pid 3671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3671] write(3, "1000", 4) = 4 [pid 3671] close(3) = 0 [pid 3671] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3671] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3671] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3671] pipe2([3, 4], 0) = 0 [pid 3671] dup(4) = 5 [pid 3671] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3671] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3666] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3666] exit_group(0) = ? [pid 3666] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3666, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3667] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3667] exit_group(0 [pid 3608] <... openat resumed>) = 3 [pid 3667] <... exit_group resumed>) = ? [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3667] +++ exited with 0 +++ [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3672 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3667, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3673 attached ./strace-static-x86_64: Process 3672 attached , child_tidptr=0x555556c9b690) = 3673 [pid 3673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3672] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3673] <... prctl resumed>) = 0 [pid 3672] <... prctl resumed>) = 0 [pid 3673] setpgid(0, 0 [pid 3672] setpgid(0, 0 [pid 3673] <... setpgid resumed>) = 0 [pid 3672] <... setpgid resumed>) = 0 [pid 3672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3672] <... openat resumed>) = 3 [pid 3672] write(3, "1000", 4 [pid 3673] <... openat resumed>) = 3 [pid 3673] write(3, "1000", 4 [pid 3672] <... write resumed>) = 4 [pid 3673] <... write resumed>) = 4 [pid 3672] close(3) = 0 [pid 3673] close(3) = 0 [pid 3672] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3673] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3672] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3673] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3672] lstat(NULL, [pid 3673] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3672] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3673] pipe2( [pid 3672] pipe2( [pid 3673] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3672] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3672] dup(4 [pid 3673] dup(4) = 5 [pid 3672] <... dup resumed>) = 5 [pid 3673] mount(NULL, NULL, NULL, 0, NULL [pid 3672] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3673] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3672] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3673] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3670] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3670] exit_group(0) = ? [pid 3670] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3670, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3674 ./strace-static-x86_64: Process 3674 attached [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3674] setpgid(0, 0) = 0 [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3674] write(3, "1000", 4) = 4 [pid 3674] close(3) = 0 [pid 3674] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3674] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3674] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3674] pipe2([3, 4], 0) = 0 [pid 3674] dup(4) = 5 [pid 3674] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3674] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3668] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3668] exit_group(0) = ? [pid 3668] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3668, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3675 ./strace-static-x86_64: Process 3675 attached [pid 3675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3669] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3675] <... prctl resumed>) = 0 [pid 3675] setpgid(0, 0) = 0 [pid 3669] exit_group(0 [pid 3675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3669] <... exit_group resumed>) = ? [pid 3675] <... openat resumed>) = 3 [pid 3675] write(3, "1000", 4) = 4 [pid 3675] close(3) = 0 [pid 3669] +++ exited with 0 +++ [pid 3675] mkdir("./file0", 0777 [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3669, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3675] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3675] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3675] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3675] pipe2([3, 4], 0) = 0 [pid 3675] dup(4) = 5 [pid 3675] mount(NULL, NULL, NULL, 0, NULL [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3675] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3605] close(3 [pid 3675] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3605] <... close resumed>) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3676 ./strace-static-x86_64: Process 3676 attached [pid 3676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3676] setpgid(0, 0) = 0 [pid 3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3676] write(3, "1000", 4) = 4 [pid 3676] close(3) = 0 [pid 3676] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3676] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3676] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3676] pipe2([3, 4], 0) = 0 [pid 3676] dup(4) = 5 [pid 3676] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3676] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3671] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3671] exit_group(0) = ? [pid 3671] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3677 attached , child_tidptr=0x555556c9b690) = 3677 [pid 3677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3677] setpgid(0, 0) = 0 [pid 3677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3677] write(3, "1000", 4) = 4 [pid 3677] close(3) = 0 [pid 3677] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3677] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3677] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3677] pipe2([3, 4], 0) = 0 [pid 3677] dup(4) = 5 [pid 3677] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3677] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3673] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3673] exit_group(0) = ? [pid 3673] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3673, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3678 ./strace-static-x86_64: Process 3678 attached [pid 3678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3678] setpgid(0, 0) = 0 [pid 3678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3678] write(3, "1000", 4) = 4 [pid 3678] close(3) = 0 [pid 3678] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3678] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3678] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3678] pipe2([3, 4], 0) = 0 [pid 3678] dup(4) = 5 [pid 3678] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3678] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3675] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3675] exit_group(0) = ? [pid 3675] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3675, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3679 ./strace-static-x86_64: Process 3679 attached [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3679] setpgid(0, 0) = 0 [pid 3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3679] write(3, "1000", 4) = 4 [pid 3679] close(3) = 0 [pid 3679] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3679] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3679] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3679] pipe2([3, 4], 0) = 0 [pid 3679] dup(4) = 5 [pid 3679] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3679] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3672] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3672] exit_group(0) = ? [pid 3672] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3672, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3680 ./strace-static-x86_64: Process 3680 attached [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3680] setpgid(0, 0) = 0 [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3680] write(3, "1000", 4) = 4 [pid 3680] close(3) = 0 [pid 3680] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3680] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3680] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3680] pipe2([3, 4], 0) = 0 [pid 3680] dup(4) = 5 [pid 3680] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3680] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3674] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3674] exit_group(0) = ? [pid 3674] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3681 ./strace-static-x86_64: Process 3681 attached [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3681] setpgid(0, 0) = 0 [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3681] write(3, "1000", 4) = 4 [pid 3681] close(3) = 0 [pid 3681] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3681] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3681] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3681] pipe2([3, 4], 0) = 0 [pid 3681] dup(4) = 5 [pid 3681] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3681] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3676] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3676] exit_group(0) = ? [pid 3676] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3682 ./strace-static-x86_64: Process 3682 attached [pid 3682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3682] setpgid(0, 0) = 0 [pid 3682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3682] write(3, "1000", 4) = 4 [pid 3682] close(3) = 0 [pid 3682] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3682] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3682] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3682] pipe2([3, 4], 0) = 0 [pid 3682] dup(4) = 5 [pid 3682] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3682] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3677] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3677] exit_group(0) = ? [pid 3677] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3683 ./strace-static-x86_64: Process 3683 attached [pid 3683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3683] setpgid(0, 0) = 0 [pid 3683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3683] write(3, "1000", 4) = 4 [pid 3683] close(3) = 0 [pid 3683] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3683] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3683] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3683] pipe2([3, 4], 0) = 0 [pid 3683] dup(4) = 5 [pid 3683] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3683] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3679] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3679] exit_group(0) = ? [pid 3679] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3684 ./strace-static-x86_64: Process 3684 attached [pid 3684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3684] setpgid(0, 0) = 0 [pid 3684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3684] write(3, "1000", 4) = 4 [pid 3684] close(3) = 0 [pid 3684] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3684] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3684] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3684] pipe2([3, 4], 0) = 0 [pid 3684] dup(4) = 5 [pid 3684] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3684] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3678] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3678] exit_group(0) = ? [pid 3678] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3678, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3685 ./strace-static-x86_64: Process 3685 attached [pid 3685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3685] setpgid(0, 0) = 0 [pid 3685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3685] write(3, "1000", 4) = 4 [pid 3685] close(3) = 0 [pid 3685] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3685] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3685] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3685] pipe2([3, 4], 0) = 0 [pid 3685] dup(4) = 5 [pid 3685] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3685] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3681] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3681] exit_group(0) = ? [pid 3681] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3681, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3686 ./strace-static-x86_64: Process 3686 attached [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3686] setpgid(0, 0) = 0 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3686] write(3, "1000", 4) = 4 [pid 3686] close(3) = 0 [pid 3686] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3686] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3686] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3686] pipe2([3, 4], 0) = 0 [pid 3686] dup(4) = 5 [pid 3686] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3686] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3680] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3680] exit_group(0) = ? [pid 3680] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3687 ./strace-static-x86_64: Process 3687 attached [pid 3687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3687] setpgid(0, 0) = 0 [pid 3687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3682] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3682] exit_group(0) = ? [pid 3682] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...> [pid 3687] <... openat resumed>) = 3 [pid 3687] write(3, "1000", 4) = 4 [pid 3687] close(3) = 0 [pid 3687] mkdir("./file0", 0777 [pid 3605] <... restart_syscall resumed>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3688 [pid 3687] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3687] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3687] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3687] pipe2([3, 4], 0) = 0 [pid 3687] dup(4) = 5 [pid 3687] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3687] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3688 attached [pid 3688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3688] setpgid(0, 0) = 0 [pid 3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3688] write(3, "1000", 4) = 4 [pid 3688] close(3) = 0 [pid 3688] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3688] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3688] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3688] pipe2([3, 4], 0) = 0 [pid 3688] dup(4) = 5 [pid 3688] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3688] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3683] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3683] exit_group(0) = ? [pid 3683] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3683, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3689 attached , child_tidptr=0x555556c9b690) = 3689 [pid 3689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3689] setpgid(0, 0) = 0 [pid 3689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3689] write(3, "1000", 4) = 4 [pid 3689] close(3) = 0 [pid 3689] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3689] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3689] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3689] pipe2([3, 4], 0) = 0 [pid 3689] dup(4 [pid 3684] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3684] exit_group(0) = ? [pid 3689] <... dup resumed>) = 5 [pid 3689] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3684] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3684, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3689] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3690 ./strace-static-x86_64: Process 3690 attached [pid 3690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3690] setpgid(0, 0) = 0 [pid 3690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3690] write(3, "1000", 4) = 4 [pid 3690] close(3) = 0 [pid 3690] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3690] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3690] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3690] pipe2([3, 4], 0) = 0 [pid 3690] dup(4) = 5 [pid 3690] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3690] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3685] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3685] exit_group(0) = ? [pid 3685] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3685, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3691 ./strace-static-x86_64: Process 3691 attached [pid 3691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3691] setpgid(0, 0) = 0 [pid 3691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3691] write(3, "1000", 4) = 4 [pid 3691] close(3) = 0 [pid 3691] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3691] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3691] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3691] pipe2([3, 4], 0) = 0 [pid 3691] dup(4) = 5 [pid 3691] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3691] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3686] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3686] exit_group(0) = ? [pid 3686] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3686, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3692 ./strace-static-x86_64: Process 3692 attached [pid 3692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3692] setpgid(0, 0) = 0 [pid 3692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3688] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3688] exit_group(0) = ? [pid 3688] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3688, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3693 [pid 3692] <... openat resumed>) = 3 [pid 3692] write(3, "1000", 4) = 4 [pid 3692] close(3) = 0 [pid 3692] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3692] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3692] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3692] pipe2([3, 4], 0) = 0 ./strace-static-x86_64: Process 3693 attached [pid 3692] dup(4) = 5 [pid 3693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3692] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3693] <... prctl resumed>) = 0 [pid 3693] setpgid(0, 0 [pid 3692] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3693] <... setpgid resumed>) = 0 [pid 3693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3693] write(3, "1000", 4) = 4 [pid 3693] close(3) = 0 [pid 3693] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3693] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3693] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3693] pipe2([3, 4], 0) = 0 [pid 3693] dup(4) = 5 [pid 3693] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3693] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3687] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3687] exit_group(0) = ? [pid 3687] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3687, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3694 attached , child_tidptr=0x555556c9b690) = 3694 [pid 3694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3694] setpgid(0, 0) = 0 [pid 3694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3694] write(3, "1000", 4) = 4 [pid 3694] close(3) = 0 [pid 3694] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3694] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3694] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3694] pipe2([3, 4], 0) = 0 [pid 3694] dup(4) = 5 [pid 3694] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3694] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3689] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3689] exit_group(0) = ? [pid 3689] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3689, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3695 ./strace-static-x86_64: Process 3695 attached [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3695] setpgid(0, 0) = 0 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3695] write(3, "1000", 4) = 4 [pid 3695] close(3) = 0 [pid 3695] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3695] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3695] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3695] pipe2([3, 4], 0) = 0 [pid 3695] dup(4) = 5 [pid 3695] mount(NULL, NULL, NULL, 0, NULL [pid 3690] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3690] exit_group(0) = ? [pid 3695] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3695] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3690] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3690, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3696 attached , child_tidptr=0x555556c9b690) = 3696 [pid 3696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3696] setpgid(0, 0) = 0 [pid 3696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3696] write(3, "1000", 4) = 4 [pid 3696] close(3) = 0 [pid 3696] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3696] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3696] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3696] pipe2([3, 4], 0) = 0 [pid 3696] dup(4) = 5 [pid 3696] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3696] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3691] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3691] exit_group(0) = ? [pid 3691] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3691, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3697 ./strace-static-x86_64: Process 3697 attached [pid 3697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3697] setpgid(0, 0) = 0 [pid 3697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3697] write(3, "1000", 4) = 4 [pid 3697] close(3) = 0 [pid 3697] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3697] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3697] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3697] pipe2([3, 4], 0) = 0 [pid 3697] dup(4) = 5 [pid 3697] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3697] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3692] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3692] exit_group(0) = ? [pid 3692] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3692, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3698 ./strace-static-x86_64: Process 3698 attached [pid 3698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3698] setpgid(0, 0) = 0 [pid 3698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3698] write(3, "1000", 4) = 4 [pid 3698] close(3) = 0 [pid 3698] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3698] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3698] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3698] pipe2( [pid 3693] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3693] exit_group(0) = ? [pid 3698] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3698] dup(4) = 5 [pid 3693] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3693, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3698] mount(NULL, NULL, NULL, 0, NULL [pid 3605] restart_syscall(<... resuming interrupted clone ...> [pid 3698] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3605] <... restart_syscall resumed>) = 0 [pid 3698] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3699 ./strace-static-x86_64: Process 3699 attached [pid 3699] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3699] setpgid(0, 0) = 0 [pid 3699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3699] write(3, "1000", 4) = 4 [pid 3699] close(3) = 0 [pid 3699] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3699] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3699] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3699] pipe2([3, 4], 0) = 0 [pid 3699] dup(4) = 5 [pid 3699] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3699] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3694] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3694] exit_group(0) = ? [pid 3694] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3694, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3700 ./strace-static-x86_64: Process 3700 attached [pid 3700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3700] setpgid(0, 0) = 0 [pid 3700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3700] write(3, "1000", 4) = 4 [pid 3700] close(3) = 0 [pid 3700] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3700] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3700] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3700] pipe2([3, 4], 0) = 0 [pid 3700] dup(4) = 5 [pid 3700] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3700] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3695] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3695] exit_group(0) = ? [pid 3695] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3695, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3701 ./strace-static-x86_64: Process 3701 attached [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3696] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3701] <... prctl resumed>) = 0 [pid 3701] setpgid(0, 0 [pid 3696] exit_group(0 [pid 3701] <... setpgid resumed>) = 0 [pid 3696] <... exit_group resumed>) = ? [pid 3701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3696] +++ exited with 0 +++ [pid 3701] write(3, "1000", 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3696, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3701] <... write resumed>) = 4 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3701] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3701] <... close resumed>) = 0 [pid 3610] close(3 [pid 3701] mkdir("./file0", 0777 [pid 3610] <... close resumed>) = 0 [pid 3701] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3701] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3701] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3701] pipe2([3, 4], 0) = 0 [pid 3701] dup(4) = 5 [pid 3701] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3701] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3702 attached [pid 3610] <... clone resumed>, child_tidptr=0x555556c9b690) = 3702 [pid 3702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3702] setpgid(0, 0) = 0 [pid 3702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3702] write(3, "1000", 4) = 4 [pid 3702] close(3) = 0 [pid 3702] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3702] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3702] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3702] pipe2([3, 4], 0) = 0 [pid 3702] dup(4) = 5 [pid 3702] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3702] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3697] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3697] exit_group(0) = ? [pid 3697] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3697, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3703 attached [pid 3703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... clone resumed>, child_tidptr=0x555556c9b690) = 3703 [pid 3703] <... prctl resumed>) = 0 [pid 3703] setpgid(0, 0) = 0 [pid 3703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3703] write(3, "1000", 4) = 4 [pid 3703] close(3) = 0 [pid 3703] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3703] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3703] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3703] pipe2([3, 4], 0) = 0 [pid 3703] dup(4) = 5 [pid 3703] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3703] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3699] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3699] exit_group(0) = ? [pid 3699] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3699, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3704 ./strace-static-x86_64: Process 3704 attached [pid 3704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3704] setpgid(0, 0) = 0 [pid 3704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3704] write(3, "1000", 4) = 4 [pid 3704] close(3) = 0 [pid 3704] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3704] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3704] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3704] pipe2([3, 4], 0) = 0 [pid 3704] dup(4) = 5 [pid 3704] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3698] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3698] exit_group(0) = ? [pid 3704] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3698] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3705 ./strace-static-x86_64: Process 3705 attached [pid 3705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3705] setpgid(0, 0) = 0 [pid 3705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3705] write(3, "1000", 4) = 4 [pid 3705] close(3) = 0 [pid 3705] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3705] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3705] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3705] pipe2([3, 4], 0) = 0 [pid 3705] dup(4) = 5 [pid 3705] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3705] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3700] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3700] exit_group(0) = ? [pid 3700] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3700, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3706 ./strace-static-x86_64: Process 3706 attached [pid 3706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3706] setpgid(0, 0) = 0 [pid 3706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3706] write(3, "1000", 4) = 4 [pid 3706] close(3) = 0 [pid 3706] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3706] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3706] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3706] pipe2([3, 4], 0) = 0 [pid 3706] dup(4) = 5 [pid 3706] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3706] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3701] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3701] exit_group(0) = ? [pid 3701] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3707 ./strace-static-x86_64: Process 3707 attached [pid 3707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3707] setpgid(0, 0) = 0 [pid 3707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3707] write(3, "1000", 4) = 4 [pid 3707] close(3) = 0 [pid 3707] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3707] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3707] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3707] pipe2([3, 4], 0) = 0 [pid 3707] dup(4) = 5 [pid 3707] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3707] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3702] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3702] exit_group(0 [pid 3703] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3702] <... exit_group resumed>) = ? [pid 3703] exit_group(0) = ? [pid 3703] +++ exited with 0 +++ [pid 3702] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3702, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3703, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] close(3) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556c9b690) = 3708 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3709 ./strace-static-x86_64: Process 3709 attached [pid 3709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3709] setpgid(0, 0) = 0 [pid 3709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3708 attached ) = 3 [pid 3709] write(3, "1000", 4 [pid 3708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3709] <... write resumed>) = 4 [pid 3709] close(3 [pid 3708] <... prctl resumed>) = 0 [pid 3709] <... close resumed>) = 0 [pid 3708] setpgid(0, 0 [pid 3709] mkdir("./file0", 0777 [pid 3708] <... setpgid resumed>) = 0 [pid 3709] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3709] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3708] <... openat resumed>) = 3 [pid 3709] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3708] write(3, "1000", 4 [pid 3709] pipe2( [pid 3708] <... write resumed>) = 4 [pid 3709] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3708] close(3 [pid 3709] dup(4 [pid 3708] <... close resumed>) = 0 [pid 3709] <... dup resumed>) = 5 [pid 3708] mkdir("./file0", 0777 [pid 3709] mount(NULL, NULL, NULL, 0, NULL [pid 3708] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3709] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3708] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3709] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3708] lstat(NULL, [pid 3706] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3708] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3706] exit_group(0 [pid 3708] pipe2( [pid 3706] <... exit_group resumed>) = ? [pid 3708] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3706] +++ exited with 0 +++ [pid 3708] dup(4) = 5 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3706, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3708] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3708] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3608] <... restart_syscall resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3710 ./strace-static-x86_64: Process 3710 attached [pid 3710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3710] setpgid(0, 0) = 0 [pid 3710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3710] write(3, "1000", 4) = 4 [pid 3710] close(3) = 0 [pid 3710] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3710] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3710] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3710] pipe2([3, 4], 0) = 0 [pid 3710] dup(4) = 5 [pid 3710] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3710] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3704] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3704] exit_group(0) = ? [pid 3704] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3704, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3711 ./strace-static-x86_64: Process 3711 attached [pid 3711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3711] setpgid(0, 0) = 0 [pid 3711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3711] write(3, "1000", 4) = 4 [pid 3711] close(3) = 0 [pid 3711] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3711] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3711] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3711] pipe2([3, 4], 0) = 0 [pid 3711] dup(4) = 5 [pid 3711] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3711] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3705] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3705] exit_group(0) = ? [pid 3705] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3705, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3712 [pid 3707] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3707] exit_group(0) = ? [pid 3707] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3707, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3712 attached [pid 3609] close(3) = 0 [pid 3712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3713 ./strace-static-x86_64: Process 3713 attached [pid 3713] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3713] setpgid(0, 0) = 0 [pid 3713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3713] write(3, "1000", 4) = 4 [pid 3713] close(3) = 0 [pid 3713] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3713] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3713] lstat(NULL, [pid 3712] <... prctl resumed>) = 0 [pid 3712] setpgid(0, 0) = 0 [pid 3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3713] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3712] <... openat resumed>) = 3 [pid 3712] write(3, "1000", 4) = 4 [pid 3712] close(3) = 0 [pid 3712] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3712] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3712] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3712] pipe2([3, 4], 0) = 0 [pid 3712] dup(4) = 5 [pid 3712] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3712] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3713] pipe2([3, 4], 0) = 0 [pid 3713] dup(4) = 5 [pid 3713] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3713] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3711] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3711] exit_group(0) = ? [pid 3711] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3711, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3714 [pid 3710] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3710] exit_group(0) = ? [pid 3710] +++ exited with 0 +++ ./strace-static-x86_64: Process 3714 attached [pid 3714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3714] setpgid(0, 0) = 0 [pid 3714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3714] write(3, "1000", 4) = 4 [pid 3714] close(3) = 0 [pid 3714] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3714] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3714] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3714] pipe2([3, 4], 0) = 0 [pid 3714] dup(4) = 5 [pid 3714] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3714] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3710, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3715 ./strace-static-x86_64: Process 3715 attached [pid 3715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3715] setpgid(0, 0) = 0 [pid 3715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3708] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3715] write(3, "1000", 4) = 4 [pid 3715] close(3) = 0 [pid 3715] mkdir("./file0", 0777 [pid 3708] exit_group(0 [pid 3715] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3708] <... exit_group resumed>) = ? [pid 3715] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3715] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3715] pipe2([3, 4], 0) = 0 [pid 3715] dup(4) = 5 [pid 3715] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3715] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3708] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3708, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3716 ./strace-static-x86_64: Process 3716 attached [pid 3709] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3709] exit_group(0 [pid 3716] <... prctl resumed>) = 0 [pid 3709] <... exit_group resumed>) = ? [pid 3716] setpgid(0, 0 [pid 3709] +++ exited with 0 +++ [pid 3716] <... setpgid resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3716] <... openat resumed>) = 3 [pid 3716] write(3, "1000", 4) = 4 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3716] close(3 [pid 3606] <... openat resumed>) = 3 [pid 3716] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 3716] mkdir("./file0", 0777 [pid 3606] <... close resumed>) = 0 [pid 3716] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3716] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3716] lstat(NULL, [pid 3606] <... clone resumed>, child_tidptr=0x555556c9b690) = 3717 [pid 3716] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3716] pipe2([3, 4], 0) = 0 [pid 3716] dup(4) = 5 [pid 3716] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3716] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3717 attached [pid 3717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3717] setpgid(0, 0) = 0 [pid 3717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3717] write(3, "1000", 4) = 4 [pid 3717] close(3) = 0 [pid 3717] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3717] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3717] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3717] pipe2([3, 4], 0) = 0 [pid 3717] dup(4) = 5 [pid 3717] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3717] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3712] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3712] exit_group(0) = ? [pid 3712] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3712, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3718 ./strace-static-x86_64: Process 3718 attached [pid 3718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3718] setpgid(0, 0) = 0 [pid 3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3718] write(3, "1000", 4) = 4 [pid 3718] close(3) = 0 [pid 3718] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3718] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3718] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3718] pipe2([3, 4], 0) = 0 [pid 3718] dup(4) = 5 [pid 3718] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3718] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3715] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3715] exit_group(0) = ? [pid 3715] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3715, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3719 ./strace-static-x86_64: Process 3719 attached [pid 3719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3719] setpgid(0, 0) = 0 [pid 3719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3719] write(3, "1000", 4) = 4 [pid 3719] close(3) = 0 [pid 3719] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3714] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3714] exit_group(0) = ? [pid 3714] +++ exited with 0 +++ [pid 3719] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3719] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3719] pipe2([3, 4], 0) = 0 [pid 3719] dup(4) = 5 [pid 3719] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3719] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3714, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3720 ./strace-static-x86_64: Process 3720 attached [pid 3720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3720] setpgid(0, 0) = 0 [pid 3720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3720] write(3, "1000", 4) = 4 [pid 3720] close(3) = 0 [pid 3720] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3713] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3713] exit_group(0) = ? [pid 3713] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3713, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3720] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... restart_syscall resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3720] lstat(NULL, [pid 3609] <... openat resumed>) = 3 [pid 3720] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3720] pipe2( [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3720] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] close(3 [pid 3720] dup(4 [pid 3609] <... close resumed>) = 0 [pid 3720] <... dup resumed>) = 5 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3720] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3721 [pid 3720] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3721 attached [pid 3721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3721] setpgid(0, 0) = 0 [pid 3721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3721] write(3, "1000", 4) = 4 [pid 3721] close(3) = 0 [pid 3721] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3721] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3721] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3718] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3721] pipe2( [pid 3718] exit_group(0 [pid 3721] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3718] <... exit_group resumed>) = ? [pid 3721] dup(4) = 5 [pid 3721] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3721] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3718] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3718, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3722 ./strace-static-x86_64: Process 3722 attached [pid 3716] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3716] exit_group(0 [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3716] <... exit_group resumed>) = ? [pid 3722] setpgid(0, 0 [pid 3716] +++ exited with 0 +++ [pid 3722] <... setpgid resumed>) = 0 [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3716, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3722] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3722] write(3, "1000", 4 [pid 3610] <... openat resumed>) = 3 [pid 3722] <... write resumed>) = 4 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3722] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3722] <... close resumed>) = 0 [pid 3610] close(3 [pid 3722] mkdir("./file0", 0777 [pid 3610] <... close resumed>) = 0 [pid 3722] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3722] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3722] lstat(NULL, [pid 3610] <... clone resumed>, child_tidptr=0x555556c9b690) = 3723 [pid 3722] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3722] pipe2([3, 4], 0) = 0 [pid 3722] dup(4) = 5 [pid 3722] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3722] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"..../strace-static-x86_64: Process 3723 attached [pid 3723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3717] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3723] <... prctl resumed>) = 0 [pid 3717] exit_group(0 [pid 3723] setpgid(0, 0 [pid 3717] <... exit_group resumed>) = ? [pid 3723] <... setpgid resumed>) = 0 [pid 3723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3723] write(3, "1000", 4) = 4 [pid 3723] close(3) = 0 [pid 3717] +++ exited with 0 +++ [pid 3723] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3719] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3717, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3723] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3723] lstat(NULL, [pid 3606] <... restart_syscall resumed>) = 0 [pid 3723] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3723] pipe2([3, 4], 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3723] dup(4 [pid 3606] <... openat resumed>) = 3 [pid 3723] <... dup resumed>) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3723] mount(NULL, NULL, NULL, 0, NULL [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3723] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] close(3 [pid 3723] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3719] exit_group(0 [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3719] <... exit_group resumed>) = ? [pid 3606] <... clone resumed>, child_tidptr=0x555556c9b690) = 3724 ./strace-static-x86_64: Process 3724 attached [pid 3724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3719] +++ exited with 0 +++ [pid 3720] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3719, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3725 [pid 3724] <... prctl resumed>) = 0 [pid 3724] setpgid(0, 0) = 0 [pid 3724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3724] write(3, "1000", 4) = 4 [pid 3724] close(3) = 0 [pid 3724] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3724] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3724] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3724] pipe2([3, 4], 0) = 0 [pid 3724] dup(4) = 5 [pid 3724] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3724] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3721] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3721] exit_group(0) = ? [pid 3720] exit_group(0) = ? [pid 3721] +++ exited with 0 +++ ./strace-static-x86_64: Process 3725 attached [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3721, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3720] +++ exited with 0 +++ [pid 3725] <... prctl resumed>) = 0 [pid 3725] setpgid(0, 0 [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3720, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3725] <... setpgid resumed>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3605] ioctl(3, LOOP_CLR_FD [pid 3725] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3605] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3725] write(3, "1000", 4 [pid 3609] <... openat resumed>) = 3 [pid 3605] close(3 [pid 3725] <... write resumed>) = 4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3605] <... close resumed>) = 0 [pid 3725] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3725] <... close resumed>) = 0 [pid 3609] close(3 [pid 3725] mkdir("./file0", 0777 [pid 3609] <... close resumed>) = 0 [pid 3605] <... clone resumed>, child_tidptr=0x555556c9b690) = 3726 [pid 3725] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3726 attached [pid 3726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3726] setpgid(0, 0) = 0 [pid 3726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3726] write(3, "1000", 4) = 4 [pid 3726] close(3) = 0 [pid 3726] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3725] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3726] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3725] lstat(NULL, [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3727 [pid 3726] lstat(NULL, [pid 3725] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3726] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3725] pipe2( [pid 3726] pipe2( [pid 3725] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3726] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3725] dup(4 [pid 3722] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3726] dup(4 [pid 3725] <... dup resumed>) = 5 [pid 3722] exit_group(0./strace-static-x86_64: Process 3727 attached [pid 3726] <... dup resumed>) = 5 [pid 3725] mount(NULL, NULL, NULL, 0, NULL [pid 3722] <... exit_group resumed>) = ? [pid 3726] mount(NULL, NULL, NULL, 0, NULL [pid 3725] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3726] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3725] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3726] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3722] +++ exited with 0 +++ [pid 3723] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3727] <... prctl resumed>) = 0 [pid 3723] exit_group(0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3727] setpgid(0, 0 [pid 3723] <... exit_group resumed>) = ? [pid 3727] <... setpgid resumed>) = 0 [pid 3723] +++ exited with 0 +++ [pid 3727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3723, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3727] write(3, "1000", 4 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3727] <... write resumed>) = 4 [pid 3727] close(3) = 0 [pid 3727] mkdir("./file0", 0777 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3727] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3727] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3727] lstat(NULL, [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3727] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 3727] pipe2( [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3727] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3727] dup(4 [pid 3610] close(3 [pid 3727] <... dup resumed>) = 5 [pid 3610] <... close resumed>) = 0 [pid 3727] mount(NULL, NULL, NULL, 0, NULL [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3727] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3727] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3610] <... clone resumed>, child_tidptr=0x555556c9b690) = 3728 [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3729 ./strace-static-x86_64: Process 3729 attached ./strace-static-x86_64: Process 3728 attached [pid 3728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3728] setpgid(0, 0) = 0 [pid 3728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3728] <... openat resumed>) = 3 [pid 3728] write(3, "1000", 4) = 4 [pid 3728] close(3) = 0 [pid 3728] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3728] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3728] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3724] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3729] <... prctl resumed>) = 0 [pid 3728] pipe2( [pid 3729] setpgid(0, 0 [pid 3728] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3729] <... setpgid resumed>) = 0 [pid 3728] dup(4 [pid 3729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3728] <... dup resumed>) = 5 [pid 3724] exit_group(0 [pid 3729] <... openat resumed>) = 3 [pid 3728] mount(NULL, NULL, NULL, 0, NULL [pid 3724] <... exit_group resumed>) = ? [pid 3729] write(3, "1000", 4 [pid 3728] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3724] +++ exited with 0 +++ [pid 3729] <... write resumed>) = 4 [pid 3728] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3724, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3729] close(3) = 0 [pid 3729] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3729] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3729] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3729] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3729] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3729] dup(4 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3729] <... dup resumed>) = 5 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3729] mount(NULL, NULL, NULL, 0, NULL [pid 3606] close(3 [pid 3729] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... close resumed>) = 0 [pid 3729] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3730 ./strace-static-x86_64: Process 3730 attached [pid 3730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3730] setpgid(0, 0) = 0 [pid 3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3730] write(3, "1000", 4) = 4 [pid 3730] close(3) = 0 [pid 3730] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3730] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3730] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3725] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3730] pipe2( [pid 3725] exit_group(0 [pid 3730] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3725] <... exit_group resumed>) = ? [pid 3730] dup(4 [pid 3725] +++ exited with 0 +++ [pid 3730] <... dup resumed>) = 5 [pid 3730] mount(NULL, NULL, NULL, 0, NULL [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3725, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3730] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3730] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3731 ./strace-static-x86_64: Process 3731 attached [pid 3731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3731] setpgid(0, 0) = 0 [pid 3731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3731] write(3, "1000", 4) = 4 [pid 3731] close(3) = 0 [pid 3731] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3731] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3731] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3731] pipe2([3, 4], 0) = 0 [pid 3731] dup(4) = 5 [pid 3731] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3731] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3726] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3726] exit_group(0) = ? [pid 3726] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3726, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3732 [pid 3727] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3727] exit_group(0) = ? [pid 3727] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3727, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3733 ./strace-static-x86_64: Process 3733 attached [pid 3733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3733] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3732 attached [pid 3733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3733] write(3, "1000", 4 [pid 3732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3733] <... write resumed>) = 4 [pid 3732] <... prctl resumed>) = 0 [pid 3733] close(3 [pid 3732] setpgid(0, 0 [pid 3733] <... close resumed>) = 0 [pid 3732] <... setpgid resumed>) = 0 [pid 3733] mkdir("./file0", 0777 [pid 3732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3733] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3732] <... openat resumed>) = 3 [pid 3733] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3732] write(3, "1000", 4 [pid 3733] lstat(NULL, [pid 3732] <... write resumed>) = 4 [pid 3733] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3732] close(3 [pid 3733] pipe2( [pid 3732] <... close resumed>) = 0 [pid 3733] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3732] mkdir("./file0", 0777 [pid 3733] dup(4 [pid 3732] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3733] <... dup resumed>) = 5 [pid 3732] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3733] mount(NULL, NULL, NULL, 0, NULL [pid 3732] lstat(NULL, [pid 3733] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3732] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3733] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3732] pipe2([3, 4], 0) = 0 [pid 3732] dup(4) = 5 [pid 3732] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3732] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3728] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3728] exit_group(0) = ? [pid 3728] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3728, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3734 ./strace-static-x86_64: Process 3734 attached [pid 3734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3734] setpgid(0, 0) = 0 [pid 3734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3734] write(3, "1000", 4) = 4 [pid 3734] close(3) = 0 [pid 3734] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3734] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3734] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3734] pipe2([3, 4], 0) = 0 [pid 3734] dup(4) = 5 [pid 3734] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3734] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3729] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3729] exit_group(0) = ? [pid 3729] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3729, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3735 ./strace-static-x86_64: Process 3735 attached [pid 3735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3735] setpgid(0, 0) = 0 [pid 3735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3735] write(3, "1000", 4) = 4 [pid 3735] close(3) = 0 [pid 3735] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3735] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3735] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3735] pipe2([3, 4], 0) = 0 [pid 3735] dup(4) = 5 [pid 3735] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3735] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3730] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3730] exit_group(0) = ? [pid 3730] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3736 attached , child_tidptr=0x555556c9b690) = 3736 [pid 3736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3736] setpgid(0, 0) = 0 [pid 3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3736] write(3, "1000", 4) = 4 [pid 3736] close(3) = 0 [pid 3736] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3736] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3736] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3736] pipe2([3, 4], 0) = 0 [pid 3736] dup(4) = 5 [pid 3736] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3736] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3731] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3731] exit_group(0) = ? [pid 3731] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3731, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3737 ./strace-static-x86_64: Process 3737 attached [pid 3737] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3737] setpgid(0, 0) = 0 [pid 3737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3737] write(3, "1000", 4) = 4 [pid 3737] close(3) = 0 [pid 3737] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3737] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3737] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3737] pipe2([3, 4], 0) = 0 [pid 3737] dup(4) = 5 [pid 3737] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3737] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3733] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3733] exit_group(0) = ? [pid 3733] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3733, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3738 ./strace-static-x86_64: Process 3738 attached [pid 3738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3738] setpgid(0, 0) = 0 [pid 3738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3738] write(3, "1000", 4) = 4 [pid 3738] close(3) = 0 [pid 3738] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3738] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3738] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3738] pipe2([3, 4], 0) = 0 [pid 3738] dup(4) = 5 [pid 3738] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3738] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3732] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3732] exit_group(0) = ? [pid 3732] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3732, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3739 ./strace-static-x86_64: Process 3739 attached [pid 3739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3735] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3735] exit_group(0) = ? [pid 3735] +++ exited with 0 +++ [pid 3739] setpgid(0, 0) = 0 [pid 3739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3739] write(3, "1000", 4) = 4 [pid 3739] close(3) = 0 [pid 3739] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3739] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3739] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3739] pipe2([3, 4], 0) = 0 [pid 3739] dup(4) = 5 [pid 3739] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3739] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3735, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3740 ./strace-static-x86_64: Process 3740 attached [pid 3740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3740] setpgid(0, 0) = 0 [pid 3740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3740] write(3, "1000", 4) = 4 [pid 3740] close(3) = 0 [pid 3740] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3740] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3740] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3740] pipe2([3, 4], 0) = 0 [pid 3740] dup(4) = 5 [pid 3740] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3740] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3734] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3734] exit_group(0) = ? [pid 3734] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3734, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3741 ./strace-static-x86_64: Process 3741 attached [pid 3741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3741] setpgid(0, 0) = 0 [pid 3741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3736] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3741] <... openat resumed>) = 3 [pid 3736] exit_group(0) = ? [pid 3741] write(3, "1000", 4) = 4 [pid 3736] +++ exited with 0 +++ [pid 3741] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3736, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3741] <... close resumed>) = 0 [pid 3741] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3741] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3741] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3741] pipe2([3, 4], 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3741] dup(4 [pid 3606] <... openat resumed>) = 3 [pid 3741] <... dup resumed>) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3741] mount(NULL, NULL, NULL, 0, NULL [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3741] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] close(3 [pid 3741] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3742 ./strace-static-x86_64: Process 3742 attached [pid 3742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3742] setpgid(0, 0) = 0 [pid 3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3742] write(3, "1000", 4) = 4 [pid 3742] close(3) = 0 [pid 3742] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3742] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3742] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3742] pipe2([3, 4], 0) = 0 [pid 3742] dup(4) = 5 [pid 3742] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3742] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3737] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3737] exit_group(0) = ? [pid 3737] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3737, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3743 [pid 3738] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3738] exit_group(0) = ? ./strace-static-x86_64: Process 3743 attached [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3743] setpgid(0, 0) = 0 [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3743] write(3, "1000", 4) = 4 [pid 3743] close(3) = 0 [pid 3743] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3743] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3743] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3743] pipe2([3, 4], 0) = 0 [pid 3743] dup(4) = 5 [pid 3743] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3743] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3738] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3738, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3744 attached [pid 3744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3744 [pid 3744] <... prctl resumed>) = 0 [pid 3744] setpgid(0, 0) = 0 [pid 3744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3744] write(3, "1000", 4) = 4 [pid 3744] close(3) = 0 [pid 3744] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3744] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3744] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3744] pipe2([3, 4], 0) = 0 [pid 3744] dup(4) = 5 [pid 3744] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3739] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3744] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3739] exit_group(0) = ? [pid 3739] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3739, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3745 attached [pid 3745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3605] <... clone resumed>, child_tidptr=0x555556c9b690) = 3745 [pid 3745] <... prctl resumed>) = 0 [pid 3745] setpgid(0, 0) = 0 [pid 3745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3745] write(3, "1000", 4) = 4 [pid 3745] close(3) = 0 [pid 3745] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3745] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3745] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3745] pipe2([3, 4], 0) = 0 [pid 3745] dup(4) = 5 [pid 3745] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3745] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3740] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3740] exit_group(0) = ? [pid 3740] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3740, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3746 ./strace-static-x86_64: Process 3746 attached [pid 3746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3746] setpgid(0, 0) = 0 [pid 3746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3746] write(3, "1000", 4) = 4 [pid 3746] close(3) = 0 [pid 3746] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3746] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3746] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3746] pipe2([3, 4], 0) = 0 [pid 3746] dup(4) = 5 [pid 3746] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3746] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3741] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3741] exit_group(0) = ? [pid 3741] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3741, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3747 ./strace-static-x86_64: Process 3747 attached [pid 3747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3747] setpgid(0, 0) = 0 [pid 3747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3747] write(3, "1000", 4) = 4 [pid 3747] close(3) = 0 [pid 3747] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3747] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3747] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3747] pipe2([3, 4], 0) = 0 [pid 3747] dup(4) = 5 [pid 3747] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3747] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3742] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3742] exit_group(0) = ? [pid 3742] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3742, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3748 ./strace-static-x86_64: Process 3748 attached [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3748] setpgid(0, 0) = 0 [pid 3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3748] write(3, "1000", 4) = 4 [pid 3748] close(3) = 0 [pid 3748] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3748] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3748] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3748] pipe2([3, 4], 0) = 0 [pid 3748] dup(4) = 5 [pid 3748] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3748] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3744] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3744] exit_group(0) = ? [pid 3744] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3744, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3749 ./strace-static-x86_64: Process 3749 attached [pid 3749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3749] setpgid(0, 0) = 0 [pid 3749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3749] write(3, "1000", 4) = 4 [pid 3743] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3749] close(3 [pid 3743] exit_group(0 [pid 3749] <... close resumed>) = 0 [pid 3743] <... exit_group resumed>) = ? [pid 3749] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3743] +++ exited with 0 +++ [pid 3749] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3743, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3749] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3749] pipe2( [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3749] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3749] dup(4 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3749] <... dup resumed>) = 5 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3749] mount(NULL, NULL, NULL, 0, NULL [pid 3608] close(3 [pid 3749] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3749] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3750 ./strace-static-x86_64: Process 3750 attached [pid 3750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3750] setpgid(0, 0) = 0 [pid 3750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3750] write(3, "1000", 4) = 4 [pid 3750] close(3) = 0 [pid 3750] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3750] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3750] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3750] pipe2([3, 4], 0) = 0 [pid 3750] dup(4) = 5 [pid 3750] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3750] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3746] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3746] exit_group(0) = ? [pid 3746] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3746, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3751 ./strace-static-x86_64: Process 3751 attached [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3751] setpgid(0, 0) = 0 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3751] write(3, "1000", 4) = 4 [pid 3751] close(3) = 0 [pid 3751] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3751] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3751] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3751] pipe2([3, 4], 0) = 0 [pid 3751] dup(4) = 5 [pid 3751] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3751] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3745] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3745] exit_group(0) = ? [pid 3747] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3747] exit_group(0) = ? [pid 3747] +++ exited with 0 +++ [pid 3745] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3747, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3745, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556c9b690) = 3752 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3753 ./strace-static-x86_64: Process 3753 attached [pid 3753] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3753] setpgid(0, 0) = 0 [pid 3753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3753] write(3, "1000", 4./strace-static-x86_64: Process 3752 attached ) = 4 [pid 3753] close(3) = 0 [pid 3752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3753] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3753] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3753] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3753] pipe2([3, 4], 0) = 0 [pid 3753] dup(4) = 5 [pid 3753] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3753] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3752] <... prctl resumed>) = 0 [pid 3752] setpgid(0, 0 [pid 3748] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3752] <... setpgid resumed>) = 0 [pid 3752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3749] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3748] exit_group(0 [pid 3752] <... openat resumed>) = 3 [pid 3749] exit_group(0) = ? [pid 3749] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3749, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3752] write(3, "1000", 4 [pid 3748] <... exit_group resumed>) = ? [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3752] <... write resumed>) = 4 [pid 3748] +++ exited with 0 +++ [pid 3752] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3754 [pid 3752] <... close resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3752] mkdir("./file0", 0777 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3752] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] <... restart_syscall resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3755 ./strace-static-x86_64: Process 3755 attached [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3752] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3755] <... prctl resumed>) = 0 [pid 3755] setpgid(0, 0) = 0 [pid 3752] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3752] pipe2( [pid 3750] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3755] <... openat resumed>) = 3 [pid 3752] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3755] write(3, "1000", 4 [pid 3752] dup(4 [pid 3755] <... write resumed>) = 4 [pid 3752] <... dup resumed>) = 5 [pid 3755] close(3 [pid 3752] mount(NULL, NULL, NULL, 0, NULL [pid 3750] exit_group(0 [pid 3755] <... close resumed>) = 0 [pid 3752] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3755] mkdir("./file0", 0777 [pid 3752] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3755] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3755] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3750] <... exit_group resumed>) = ? [pid 3755] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3755] pipe2( [pid 3750] +++ exited with 0 +++ [pid 3755] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 3754 attached [pid 3755] dup(4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3750, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3755] <... dup resumed>) = 5 [pid 3754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3755] mount(NULL, NULL, NULL, 0, NULL [pid 3754] <... prctl resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3755] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3754] setpgid(0, 0 [pid 3755] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3754] <... setpgid resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... openat resumed>) = 3 [pid 3754] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3754] write(3, "1000", 4 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3754] <... write resumed>) = 4 [pid 3608] close(3) = 0 [pid 3754] close(3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3756 attached [pid 3754] <... close resumed>) = 0 [pid 3754] mkdir("./file0", 0777 [pid 3608] <... clone resumed>, child_tidptr=0x555556c9b690) = 3756 [pid 3756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3754] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3751] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3756] <... prctl resumed>) = 0 [pid 3754] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3751] exit_group(0 [pid 3756] setpgid(0, 0 [pid 3754] lstat(NULL, [pid 3751] <... exit_group resumed>) = ? [pid 3754] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3751] +++ exited with 0 +++ [pid 3754] pipe2( [pid 3756] <... setpgid resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3754] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3754] dup(4 [pid 3756] <... openat resumed>) = 3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3756] write(3, "1000", 4 [pid 3754] <... dup resumed>) = 5 [pid 3756] <... write resumed>) = 4 [pid 3754] mount(NULL, NULL, NULL, 0, NULL [pid 3756] close(3 [pid 3754] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3756] <... close resumed>) = 0 [pid 3754] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3607] <... openat resumed>) = 3 [pid 3756] mkdir("./file0", 0777 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3756] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3756] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] close(3 [pid 3756] lstat(NULL, [pid 3607] <... close resumed>) = 0 [pid 3756] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3757 attached [pid 3756] pipe2( [pid 3757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3756] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556c9b690) = 3757 [pid 3757] <... prctl resumed>) = 0 [pid 3756] dup(4 [pid 3757] setpgid(0, 0 [pid 3756] <... dup resumed>) = 5 [pid 3757] <... setpgid resumed>) = 0 [pid 3756] mount(NULL, NULL, NULL, 0, NULL [pid 3757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3756] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3756] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3757] <... openat resumed>) = 3 [pid 3757] write(3, "1000", 4) = 4 [pid 3757] close(3) = 0 [pid 3757] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3757] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3757] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3757] pipe2([3, 4], 0) = 0 [pid 3757] dup(4) = 5 [pid 3757] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3757] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3752] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3752] exit_group(0) = ? [pid 3752] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3752, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3758 attached , child_tidptr=0x555556c9b690) = 3758 [pid 3758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3758] setpgid(0, 0) = 0 [pid 3758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3758] write(3, "1000", 4) = 4 [pid 3758] close(3) = 0 [pid 3758] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3758] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3758] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3758] pipe2( [pid 3753] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3753] exit_group(0 [pid 3758] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3753] <... exit_group resumed>) = ? [pid 3758] dup(4) = 5 [pid 3758] mount(NULL, NULL, NULL, 0, NULL [pid 3753] +++ exited with 0 +++ [pid 3758] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3753, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3758] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3759 attached , child_tidptr=0x555556c9b690) = 3759 [pid 3759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3759] setpgid(0, 0) = 0 [pid 3759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3759] write(3, "1000", 4) = 4 [pid 3759] close(3) = 0 [pid 3759] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3759] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3759] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3759] pipe2([3, 4], 0) = 0 [pid 3759] dup(4) = 5 [pid 3759] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3759] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3755] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3755] exit_group(0) = ? [pid 3755] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3755, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3754] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3757] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3757] exit_group(0) = ? [pid 3757] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3757, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556c9b690) = 3760 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3761 [pid 3754] exit_group(0) = ? ./strace-static-x86_64: Process 3761 attached [pid 3754] +++ exited with 0 +++ [pid 3761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3756] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3761] <... prctl resumed>) = 0 [pid 3756] exit_group(0 [pid 3609] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3760 attached [pid 3761] setpgid(0, 0 [pid 3756] <... exit_group resumed>) = ? [pid 3609] <... restart_syscall resumed>) = 0 [pid 3761] <... setpgid resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3756] +++ exited with 0 +++ [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... openat resumed>) = 3 [pid 3761] <... openat resumed>) = 3 [pid 3760] <... prctl resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3756, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3761] write(3, "1000", 4 [pid 3760] setpgid(0, 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3761] <... write resumed>) = 4 [pid 3760] <... setpgid resumed>) = 0 [pid 3609] close(3 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3761] close(3 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... close resumed>) = 0 [pid 3761] <... close resumed>) = 0 [pid 3760] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3761] mkdir("./file0", 0777 [pid 3760] write(3, "1000", 4 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3761] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3760] <... write resumed>) = 4 [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3762 [pid 3608] <... openat resumed>) = 3 [pid 3761] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3760] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3761] lstat(NULL, [pid 3760] <... close resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3761] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3760] mkdir("./file0", 0777 [pid 3608] close(3./strace-static-x86_64: Process 3762 attached [pid 3761] pipe2( [pid 3760] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... close resumed>) = 0 [pid 3762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3761] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3760] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3762] <... prctl resumed>) = 0 [pid 3761] dup(4 [pid 3760] lstat(NULL, [pid 3762] setpgid(0, 0 [pid 3761] <... dup resumed>) = 5 [pid 3760] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3608] <... clone resumed>, child_tidptr=0x555556c9b690) = 3763 [pid 3762] <... setpgid resumed>) = 0 [pid 3761] mount(NULL, NULL, NULL, 0, NULL [pid 3760] pipe2(./strace-static-x86_64: Process 3763 attached [pid 3763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3761] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3761] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3760] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3760] dup(4 [pid 3759] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3759] exit_group(0) = ? [pid 3759] +++ exited with 0 +++ [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3759, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3605] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3764 [pid 3760] <... dup resumed>) = 5 [pid 3760] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3763] <... prctl resumed>) = 0 [pid 3760] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3763] setpgid(0, 0) = 0 [pid 3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3762] <... openat resumed>) = 3 [pid 3763] write(3, "1000", 4 [pid 3762] write(3, "1000", 4 [pid 3763] <... write resumed>) = 4 [pid 3762] <... write resumed>) = 4 [pid 3763] close(3 [pid 3762] close(3 [pid 3763] <... close resumed>) = 0 [pid 3762] <... close resumed>) = 0 [pid 3763] mkdir("./file0", 0777 [pid 3762] mkdir("./file0", 0777 [pid 3763] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3762] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3763] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3762] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3763] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3763] pipe2([3, 4], 0) = 0 [pid 3763] dup(4) = 5 ./strace-static-x86_64: Process 3764 attached [pid 3763] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3763] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3764] <... prctl resumed>) = 0 [pid 3762] lstat(NULL, [pid 3764] setpgid(0, 0 [pid 3762] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3764] <... setpgid resumed>) = 0 [pid 3762] pipe2( [pid 3764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3762] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3764] <... openat resumed>) = 3 [pid 3762] dup(4 [pid 3764] write(3, "1000", 4 [pid 3762] <... dup resumed>) = 5 [pid 3764] <... write resumed>) = 4 [pid 3762] mount(NULL, NULL, NULL, 0, NULL [pid 3764] close(3 [pid 3762] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3764] <... close resumed>) = 0 [pid 3762] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3764] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3764] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3764] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3764] pipe2([3, 4], 0) = 0 [pid 3764] dup(4) = 5 [pid 3764] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3764] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3758] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3758] exit_group(0) = ? [pid 3758] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3758, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3765 ./strace-static-x86_64: Process 3765 attached [pid 3765] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3761] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3765] <... prctl resumed>) = 0 [pid 3761] exit_group(0 [pid 3765] setpgid(0, 0 [pid 3760] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3765] <... setpgid resumed>) = 0 [pid 3761] <... exit_group resumed>) = ? [pid 3761] +++ exited with 0 +++ [pid 3765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3761, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3765] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3765] write(3, "1000", 4) = 4 [pid 3606] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3765] close(3) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3760] exit_group(0 [pid 3765] mkdir("./file0", 0777 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3765] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3760] <... exit_group resumed>) = ? [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3765] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] close(3 [pid 3765] lstat(NULL, [pid 3606] <... close resumed>) = 0 [pid 3765] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3765] pipe2( [pid 3606] <... clone resumed>, child_tidptr=0x555556c9b690) = 3766 [pid 3765] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3765] dup(4) = 5 [pid 3765] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [pid 3760] +++ exited with 0 +++ [pid 3765] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3767 ./strace-static-x86_64: Process 3766 attached ./strace-static-x86_64: Process 3767 attached [pid 3762] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3762] exit_group(0 [pid 3767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3763] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3762] <... exit_group resumed>) = ? [pid 3762] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3762, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3763] exit_group(0) = ? [pid 3609] <... restart_syscall resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3767] <... prctl resumed>) = 0 [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3767] setpgid(0, 0) = 0 [pid 3767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3763] +++ exited with 0 +++ [pid 3609] <... clone resumed>, child_tidptr=0x555556c9b690) = 3768 [pid 3766] <... prctl resumed>) = 0 [pid 3767] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3763, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3767] write(3, "1000", 4 [pid 3766] setpgid(0, 0 [pid 3767] <... write resumed>) = 4 [pid 3766] <... setpgid resumed>) = 0 [pid 3767] close(3 [pid 3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3767] <... close resumed>) = 0 [pid 3766] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3767] mkdir("./file0", 0777 [pid 3766] write(3, "1000", 4 [pid 3608] <... openat resumed>) = 3 [pid 3767] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3766] <... write resumed>) = 4 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3767] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3766] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3767] lstat(NULL, [pid 3766] <... close resumed>) = 0 [pid 3608] close(3 [pid 3767] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3766] mkdir("./file0", 0777 [pid 3608] <... close resumed>) = 0 [pid 3767] pipe2( [pid 3766] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3767] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3766] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3767] dup(4 [pid 3766] lstat(NULL, [pid 3608] <... clone resumed>, child_tidptr=0x555556c9b690) = 3769 [pid 3767] <... dup resumed>) = 5 [pid 3766] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3767] mount(NULL, NULL, NULL, 0, NULL [pid 3766] pipe2( [pid 3767] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3766] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 3768 attached [pid 3767] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3766] dup(4 [pid 3768] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3766] <... dup resumed>) = 5 ./strace-static-x86_64: Process 3769 attached [pid 3768] <... prctl resumed>) = 0 [pid 3766] mount(NULL, NULL, NULL, 0, NULL [pid 3769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3768] setpgid(0, 0 [pid 3766] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3769] <... prctl resumed>) = 0 [pid 3768] <... setpgid resumed>) = 0 [pid 3766] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3769] setpgid(0, 0 [pid 3768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3769] <... setpgid resumed>) = 0 [pid 3768] <... openat resumed>) = 3 [pid 3768] write(3, "1000", 4 [pid 3769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3768] <... write resumed>) = 4 [pid 3769] <... openat resumed>) = 3 [pid 3768] close(3 [pid 3769] write(3, "1000", 4 [pid 3768] <... close resumed>) = 0 [pid 3769] <... write resumed>) = 4 [pid 3768] mkdir("./file0", 0777 [pid 3769] close(3 [pid 3768] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3769] <... close resumed>) = 0 [pid 3768] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3769] mkdir("./file0", 0777 [pid 3768] lstat(NULL, [pid 3764] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3768] <... lstat resumed>0x200007c0) = -1 EFAULT (Bad address) [pid 3764] exit_group(0 [pid 3768] pipe2( [pid 3764] <... exit_group resumed>) = ? [pid 3768] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3764] +++ exited with 0 +++ [pid 3768] dup(4) = 5 [pid 3605] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3764, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3768] mount(NULL, NULL, NULL, 0, NULL [pid 3605] restart_syscall(<... resuming interrupted clone ...> [pid 3768] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3768] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3605] <... restart_syscall resumed>) = 0 [pid 3605] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3605] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3605] close(3) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556c9b690) = 3770 ./strace-static-x86_64: Process 3770 attached [pid 3770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3770] setpgid(0, 0) = 0 [pid 3770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3770] write(3, "1000", 4) = 4 [pid 3770] close(3) = 0 [pid 3770] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3770] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3770] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3770] pipe2([3, 4], 0) = 0 [pid 3770] dup(4) = 5 [pid 3770] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) syzkaller login: [ 43.295689][ T3765] ================================================================== [ 43.303794][ T3765] BUG: KASAN: use-after-free in __kernfs_remove+0xa09/0xb50 [ 43.311102][ T3765] Read of size 2 at addr ffff88801fc146f0 by task syz-executor255/3765 [ 43.319360][ T3765] [ 43.321685][ T3765] CPU: 1 PID: 3765 Comm: syz-executor255 Not tainted 6.0.0-rc3-next-20220901-syzkaller #0 [ 43.331580][ T3765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 43.341734][ T3765] Call Trace: [pid 3770] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,dfltgid=0x0000000000000000,fowner=0000000"... [pid 3769] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3769] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3769] lstat(NULL, 0x200007c0) = -1 EFAULT (Bad address) [pid 3769] pipe2([3, 4], 0) = 0 [pid 3769] dup(4) = 5 [pid 3769] mount(NULL, NULL, NULL, 0, NULL) = -1 EFAULT (Bad address) [ 43.345076][ T3765] [ 43.348001][ T3765] dump_stack_lvl+0xcd/0x134 [ 43.352606][ T3765] print_report.cold+0x2ba/0x719 [ 43.357537][ T3765] ? __kernfs_remove+0xa09/0xb50 [ 43.362481][ T3765] kasan_report+0xb1/0x1e0 [ 43.367084][ T3765] ? __kernfs_remove+0xa09/0xb50 [ 43.372022][ T3765] __kernfs_remove+0xa09/0xb50 [ 43.376874][ T3765] ? wait_for_completion_io_timeout+0x20/0x20 [ 43.382951][ T3765] ? lock_downgrade+0x6e0/0x6e0 [ 43.387827][ T3765] ? kernfs_next_descendant_post+0x2f0/0x2f0 [ 43.393811][ T3765] ? kernfs_name_hash+0xf1/0x120 [ 43.398768][ T3765] kernfs_remove_by_name_ns+0xa8/0x110 [ 43.404229][ T3765] sysfs_slab_add+0x13e/0x1e0 [ 43.408915][ T3765] __kmem_cache_create+0x542/0x6d0 [ 43.414040][ T3765] kmem_cache_create_usercopy+0x1f9/0x300 [ 43.419770][ T3765] p9_client_create+0xca5/0x1070 [ 43.424723][ T3765] ? p9_client_rpc+0xce0/0xce0 [ 43.429496][ T3765] ? lockdep_init_map_type+0x21a/0x7f0 [ 43.434962][ T3765] ? __kasan_kmalloc+0xa9/0xd0 [ 43.439742][ T3765] ? __raw_spin_lock_init+0x36/0x110 [ 43.445038][ T3765] v9fs_session_init+0x1e2/0x1810 [ 43.450094][ T3765] ? lock_acquire+0x480/0x570 [ 43.454777][ T3765] ? rcu_read_lock_sched_held+0xd/0x70 [ 43.460241][ T3765] ? lock_release+0x560/0x780 [ 43.464925][ T3765] ? __kmem_cache_alloc_node+0x48/0x3d0 [ 43.470488][ T3765] ? lock_downgrade+0x6e0/0x6e0 [ 43.475343][ T3765] ? v9fs_show_options+0x780/0x780 [ 43.480476][ T3765] ? legacy_init_fs_context+0x40/0xe0 [ 43.485862][ T3765] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 43.491513][ T3765] ? v9fs_mount+0x9b/0xc90 [ 43.495955][ T3765] v9fs_mount+0xba/0xc90 [ 43.500211][ T3765] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 43.505853][ T3765] ? legacy_init_fs_context+0x40/0xe0 [ 43.511234][ T3765] ? v9fs_statfs+0x4d0/0x4d0 [ 43.515837][ T3765] ? apparmor_capable+0x1d8/0x460 [ 43.520879][ T3765] ? v9fs_statfs+0x4d0/0x4d0 [ 43.525479][ T3765] legacy_get_tree+0x105/0x220 [ 43.530247][ T3765] vfs_get_tree+0x89/0x2f0 [ 43.534665][ T3765] path_mount+0x1326/0x1e20 [ 43.539175][ T3765] ? kmem_cache_free+0xe7/0x5b0 [ 43.544037][ T3765] ? finish_automount+0x960/0x960 [ 43.549064][ T3765] ? putname+0xfe/0x140 [ 43.553222][ T3765] __x64_sys_mount+0x27f/0x300 [ 43.557987][ T3765] ? copy_mnt_ns+0xae0/0xae0 [ 43.562578][ T3765] ? _raw_spin_unlock_irq+0x2a/0x40 [ 43.567796][ T3765] ? ptrace_notify+0xfa/0x140 [ 43.572483][ T3765] do_syscall_64+0x35/0xb0 [ 43.576908][ T3765] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.582807][ T3765] RIP: 0033:0x7f2be8637319 [ 43.587222][ T3765] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 43.606846][ T3765] RSP: 002b:00007ffdab74da18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 43.615263][ T3765] RAX: ffffffffffffffda RBX: 00007ffdab74da50 RCX: 00007f2be8637319 [ 43.623234][ T3765] RDX: 0000000020000140 RSI: 0000000020000200 RDI: 0000000000000000 [ 43.631203][ T3765] RBP: 0000000000000000 R08: 0000000020000a00 R09: 000000000000a811 [ 43.639173][ T3765] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 43.647144][ T3765] R13: 000000000000a811 R14: 00007ffdab74da3c R15: 00007ffdab74da40 [ 43.655129][ T3765] [ 43.658162][ T3765] [ 43.660481][ T3765] Allocated by task 3764: [ 43.664800][ T3765] kasan_save_stack+0x1e/0x40 [ 43.669488][ T3765] __kasan_slab_alloc+0x90/0xc0 [ 43.674348][ T3765] kmem_cache_alloc+0x2b7/0x3d0 [ 43.679209][ T3765] __kernfs_new_node+0xd4/0x8b0 [ 43.684073][ T3765] kernfs_create_dir_ns+0x9c/0x220 [ 43.689271][ T3765] sysfs_create_dir_ns+0x127/0x290 [ 43.694386][ T3765] kobject_add_internal+0x2c9/0x8f0 [ 43.699598][ T3765] kobject_init_and_add+0x101/0x160 [ 43.704812][ T3765] sysfs_slab_add+0x161/0x1e0 [ 43.709493][ T3765] __kmem_cache_create+0x542/0x6d0 [ 43.714615][ T3765] kmem_cache_create_usercopy+0x1f9/0x300 [ 43.720355][ T3765] p9_client_create+0xca5/0x1070 [ 43.725297][ T3765] v9fs_session_init+0x1e2/0x1810 [ 43.730340][ T3765] v9fs_mount+0xba/0xc90 [ 43.734590][ T3765] legacy_get_tree+0x105/0x220 [ 43.739354][ T3765] vfs_get_tree+0x89/0x2f0 [ 43.743788][ T3765] path_mount+0x1326/0x1e20 [ 43.748404][ T3765] __x64_sys_mount+0x27f/0x300 [ 43.753176][ T3765] do_syscall_64+0x35/0xb0 [ 43.757612][ T3765] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.763524][ T3765] [ 43.765844][ T3765] Freed by task 3765: [ 43.769854][ T3765] kasan_save_stack+0x1e/0x40 [ 43.774543][ T3765] kasan_set_track+0x21/0x30 [ 43.779252][ T3765] kasan_set_free_info+0x20/0x30 [ 43.784211][ T3765] ____kasan_slab_free+0x166/0x1c0 [ 43.789354][ T3765] slab_free_freelist_hook+0x8b/0x1c0 [ 43.794739][ T3765] kmem_cache_free+0xe7/0x5b0 [ 43.799450][ T3765] kernfs_put.part.0+0x2c4/0x540 [ 43.804411][ T3765] kernfs_put+0x42/0x50 [ 43.808590][ T3765] __kernfs_remove+0x7a6/0xb50 [ 43.813363][ T3765] kernfs_remove_by_name_ns+0xa8/0x110 [ 43.818833][ T3765] sysfs_slab_add+0x13e/0x1e0 [ 43.823520][ T3765] __kmem_cache_create+0x542/0x6d0 [ 43.828653][ T3765] kmem_cache_create_usercopy+0x1f9/0x300 [ 43.834388][ T3765] p9_client_create+0xca5/0x1070 [ 43.839335][ T3765] v9fs_session_init+0x1e2/0x1810 [ 43.844385][ T3765] v9fs_mount+0xba/0xc90 [ 43.848639][ T3765] legacy_get_tree+0x105/0x220 [ 43.853406][ T3765] vfs_get_tree+0x89/0x2f0 [ 43.857824][ T3765] path_mount+0x1326/0x1e20 [ 43.862338][ T3765] __x64_sys_mount+0x27f/0x300 [ 43.867126][ T3765] do_syscall_64+0x35/0xb0 [ 43.871557][ T3765] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 43.877455][ T3765] [ 43.879772][ T3765] The buggy address belongs to the object at ffff88801fc14658 [ 43.879772][ T3765] which belongs to the cache kernfs_node_cache of size 168 [ 43.894342][ T3765] The buggy address is located 152 bytes inside of [ 43.894342][ T3765] 168-byte region [ffff88801fc14658, ffff88801fc14700) [ 43.907640][ T3765] [ 43.909965][ T3765] The buggy address belongs to the physical page: [ 43.916365][ T3765] page:ffffea00007f0500 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1fc14 [ 43.926514][ T3765] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 43.934079][ T3765] raw: 00fff00000000200 ffffea000080ce00 dead000000000005 ffff8880119d4c80 [ 43.942684][ T3765] raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000 [ 43.951276][ T3765] page dumped because: kasan: bad access detected [ 43.957682][ T3765] page_owner tracks the page as allocated [ 43.963387][ T3765] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 3692, tgid 3692 (syz-executor255), ts 41072966931, free_ts 40289261395 [ 43.981974][ T3765] get_page_from_freelist+0x109b/0x2ce0 [ 43.987544][ T3765] __alloc_pages+0x1c7/0x510 [ 43.992150][ T3765] alloc_pages+0x1a6/0x270 [ 43.996575][ T3765] allocate_slab+0x228/0x370 [ 44.001172][ T3765] ___slab_alloc+0xad0/0x1440 [ 44.005858][ T3765] __slab_alloc.constprop.0+0x4d/0xa0 [ 44.011239][ T3765] kmem_cache_alloc+0x31c/0x3d0 [ 44.016100][ T3765] __kernfs_new_node+0xd4/0x8b0 [ 44.020967][ T3765] kernfs_new_node+0x93/0x120 [ 44.025643][ T3765] __kernfs_create_file+0x51/0x350 [ 44.030787][ T3765] sysfs_add_file_mode_ns+0x20f/0x3f0 [ 44.036160][ T3765] internal_create_group+0x322/0xb10 [ 44.041451][ T3765] sysfs_slab_add+0x177/0x1e0 [ 44.046131][ T3765] __kmem_cache_create+0x542/0x6d0 [ 44.051264][ T3765] kmem_cache_create_usercopy+0x1f9/0x300 [ 44.056988][ T3765] p9_client_create+0xca5/0x1070 [ 44.061934][ T3765] page last free stack trace: [ 44.067044][ T3765] free_pcp_prepare+0x5e4/0xd20 [ 44.072002][ T3765] free_unref_page+0x19/0x4d0 [ 44.076693][ T3765] qlist_free_all+0x6a/0x170 [ 44.081290][ T3765] kasan_quarantine_reduce+0x180/0x200 [ 44.086755][ T3765] __kasan_slab_alloc+0xa2/0xc0 [ 44.091622][ T3765] kmem_cache_alloc+0x2b7/0x3d0 [ 44.096481][ T3765] getname_flags.part.0+0x50/0x4f0 [ 44.101597][ T3765] getname+0x8e/0xd0 [ 44.105508][ T3765] do_sys_openat2+0xf5/0x4c0 [ 44.110104][ T3765] __x64_sys_openat+0x13f/0x1f0 [ 44.114961][ T3765] do_syscall_64+0x35/0xb0 [ 44.119382][ T3765] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 44.125281][ T3765] [ 44.127601][ T3765] Memory state around the buggy address: [ 44.133224][ T3765] ffff88801fc14580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 44.141283][ T3765] ffff88801fc14600: fb fb fb fc fc fc fc fc fc fc fc fa fb fb fb fb [ 44.149343][ T3765] >ffff88801fc14680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 44.157487][ T3765] ^ [ 44.165192][ T3765] ffff88801fc14700: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 44.173248][ T3765] ffff88801fc14780: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc [ 44.181304][ T3765] ================================================================== [ 44.190849][ T3765] Kernel panic - not syncing: panic_on_warn set ... [ 44.197462][ T3765] CPU: 0 PID: 3765 Comm: syz-executor255 Not tainted 6.0.0-rc3-next-20220901-syzkaller #0 [ 44.207362][ T3765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 44.217415][ T3765] Call Trace: [ 44.220691][ T3765] [ 44.223624][ T3765] dump_stack_lvl+0xcd/0x134 [ 44.228224][ T3765] panic+0x2c8/0x622 [ 44.232140][ T3765] ? panic_print_sys_info.part.0+0x110/0x110 [ 44.238137][ T3765] ? preempt_schedule_common+0x59/0xc0 [ 44.243609][ T3765] ? preempt_schedule_thunk+0x16/0x18 [ 44.248996][ T3765] ? __kernfs_remove+0xa09/0xb50 [ 44.254019][ T3765] end_report.part.0+0x3f/0x7c [ 44.258782][ T3765] kasan_report.cold+0xa/0xf [ 44.263375][ T3765] ? __kernfs_remove+0xa09/0xb50 [ 44.268316][ T3765] __kernfs_remove+0xa09/0xb50 [ 44.273088][ T3765] ? wait_for_completion_io_timeout+0x20/0x20 [ 44.279168][ T3765] ? lock_downgrade+0x6e0/0x6e0 [ 44.284025][ T3765] ? kernfs_next_descendant_post+0x2f0/0x2f0 [ 44.290027][ T3765] ? kernfs_name_hash+0xf1/0x120 [ 44.295070][ T3765] kernfs_remove_by_name_ns+0xa8/0x110 [ 44.300557][ T3765] sysfs_slab_add+0x13e/0x1e0 [ 44.305245][ T3765] __kmem_cache_create+0x542/0x6d0 [ 44.310373][ T3765] kmem_cache_create_usercopy+0x1f9/0x300 [ 44.316111][ T3765] p9_client_create+0xca5/0x1070 [ 44.321071][ T3765] ? p9_client_rpc+0xce0/0xce0 [ 44.325845][ T3765] ? lockdep_init_map_type+0x21a/0x7f0 [ 44.331309][ T3765] ? __kasan_kmalloc+0xa9/0xd0 [ 44.336087][ T3765] ? __raw_spin_lock_init+0x36/0x110 [ 44.341385][ T3765] v9fs_session_init+0x1e2/0x1810 [ 44.346428][ T3765] ? lock_acquire+0x480/0x570 [ 44.351114][ T3765] ? rcu_read_lock_sched_held+0xd/0x70 [ 44.356595][ T3765] ? lock_release+0x560/0x780 [ 44.361285][ T3765] ? __kmem_cache_alloc_node+0x48/0x3d0 [ 44.366841][ T3765] ? lock_downgrade+0x6e0/0x6e0 [ 44.371715][ T3765] ? v9fs_show_options+0x780/0x780 [ 44.376843][ T3765] ? legacy_init_fs_context+0x40/0xe0 [ 44.382223][ T3765] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 44.387881][ T3765] ? v9fs_mount+0x9b/0xc90 [ 44.392311][ T3765] v9fs_mount+0xba/0xc90 [ 44.396566][ T3765] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 44.402213][ T3765] ? legacy_init_fs_context+0x40/0xe0 [ 44.407600][ T3765] ? v9fs_statfs+0x4d0/0x4d0 [ 44.412198][ T3765] ? apparmor_capable+0x1d8/0x460 [ 44.417244][ T3765] ? v9fs_statfs+0x4d0/0x4d0 [ 44.421845][ T3765] legacy_get_tree+0x105/0x220 [ 44.426622][ T3765] vfs_get_tree+0x89/0x2f0 [ 44.431043][ T3765] path_mount+0x1326/0x1e20 [ 44.435572][ T3765] ? kmem_cache_free+0xe7/0x5b0 [ 44.440436][ T3765] ? finish_automount+0x960/0x960 [ 44.445559][ T3765] ? putname+0xfe/0x140 [ 44.449724][ T3765] __x64_sys_mount+0x27f/0x300 [ 44.454491][ T3765] ? copy_mnt_ns+0xae0/0xae0 [ 44.459082][ T3765] ? _raw_spin_unlock_irq+0x2a/0x40 [ 44.464281][ T3765] ? ptrace_notify+0xfa/0x140 [ 44.468966][ T3765] do_syscall_64+0x35/0xb0 [ 44.473394][ T3765] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 44.479295][ T3765] RIP: 0033:0x7f2be8637319 [ 44.483714][ T3765] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 44.503322][ T3765] RSP: 002b:00007ffdab74da18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 44.511827][ T3765] RAX: ffffffffffffffda RBX: 00007ffdab74da50 RCX: 00007f2be8637319 [ 44.519800][ T3765] RDX: 0000000020000140 RSI: 0000000020000200 RDI: 0000000000000000 [ 44.527789][ T3765] RBP: 0000000000000000 R08: 0000000020000a00 R09: 000000000000a811 [ 44.535758][ T3765] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 44.543736][ T3765] R13: 000000000000a811 R14: 00007ffdab74da3c R15: 00007ffdab74da40 [ 44.551714][ T3765] [ 44.555065][ T3765] Kernel Offset: disabled [ 44.559399][ T3765] Rebooting in 86400 seconds..