./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3384863255 <...> DUID 00:04:53:46:a9:9d:03:7a:46:b2:48:ff:4a:ea:3f:46:f2:43 forked to background, child pid 3183 [ 23.330187][ T3184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 23.339066][ T3184] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.197' (ECDSA) to the list of known hosts. execve("./syz-executor3384863255", ["./syz-executor3384863255"], 0x7ffe6825c5a0 /* 10 vars */) = 0 brk(NULL) = 0x555556691000 brk(0x555556691d00) = 0x555556691d00 arch_prctl(ARCH_SET_FS, 0x5555566913c0) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3384863255", 4096) = 28 brk(0x5555566b2d00) = 0x5555566b2d00 brk(0x5555566b3000) = 0x5555566b3000 mprotect(0x7f1ece7cb000, 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=0x7f1ece71c0a0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f1ece71cbb0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f1ece71c0a0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f1ece71cbb0}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3606 ./strace-static-x86_64: Process 3606 attached [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3607 ./strace-static-x86_64: Process 3607 attached [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3605] <... clone resumed>, child_tidptr=0x555556691690) = 3608 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3./strace-static-x86_64: Process 3608 attached [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... close resumed>) = 0 [pid 3605] <... clone resumed>, child_tidptr=0x555556691690) = 3609 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3610 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3611 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3612 [pid 3607] close(3) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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=0x555556691690) = 3613 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3614 ./strace-static-x86_64: Process 3612 attached [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 3609 attached ./strace-static-x86_64: Process 3610 attached ./strace-static-x86_64: Process 3611 attached [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3612] setpgid(0, 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3612] <... setpgid resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3612] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3612] write(3, "1000", 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3611] close(3 [pid 3612] <... write resumed>) = 4 [pid 3611] <... close resumed>) = 0 [pid 3610] close(3 [pid 3609] <... close resumed>) = 0 ./strace-static-x86_64: Process 3613 attached [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] close(3) = 0 [pid 3612] mkdir("./file0", 0777 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3617 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3616 [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3618 [pid 3612] <... mkdir resumed>) = 0 [pid 3612] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] pipe2( [pid 3613] <... prctl resumed>) = 0 [pid 3613] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3614 attached [pid 3612] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 3617 attached [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1000", 4 [pid 3617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3613] <... write resumed>) = 4 [pid 3617] <... prctl resumed>) = 0 [pid 3613] close(3 [pid 3617] setpgid(0, 0 [pid 3613] <... close resumed>) = 0 [pid 3612] dup(4 [pid 3617] <... setpgid resumed>) = 0 [pid 3614] <... prctl resumed>) = 0 [pid 3613] mkdir("./file0", 0777 [pid 3612] <... dup resumed>) = 5 [pid 3617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] setpgid(0, 0 [pid 3613] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3618 attached ./strace-static-x86_64: Process 3616 attached [pid 3617] <... openat resumed>) = 3 [pid 3614] <... setpgid resumed>) = 0 [pid 3613] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3617] write(3, "1000", 4 [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3613] pipe2( [pid 3618] <... prctl resumed>) = 0 [pid 3617] <... write resumed>) = 4 [pid 3616] <... prctl resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3613] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] setpgid(0, 0 [pid 3617] close(3 [pid 3616] setpgid(0, 0 [pid 3614] write(3, "1000", 4 [pid 3613] dup(4 [pid 3618] <... setpgid resumed>) = 0 [pid 3617] <... close resumed>) = 0 [pid 3616] <... setpgid resumed>) = 0 [pid 3614] <... write resumed>) = 4 [pid 3613] <... dup resumed>) = 5 [pid 3618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3617] mkdir("./file0", 0777 [pid 3616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] close(3 [pid 3613] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3618] <... openat resumed>) = 3 [pid 3617] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3616] <... openat resumed>) = 3 [pid 3614] <... close resumed>) = 0 [pid 3618] write(3, "1000", 4 [pid 3616] write(3, "1000", 4 [pid 3614] mkdir("./file0", 0777 [pid 3618] <... write resumed>) = 4 [pid 3616] <... write resumed>) = 4 [pid 3614] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3618] close(3 [pid 3616] close(3 [pid 3614] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3618] <... close resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3614] pipe2( [pid 3618] mkdir("./file0", 0777 [pid 3617] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3616] mkdir("./file0", 0777 [pid 3614] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3616] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3614] dup(4 [pid 3618] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3617] pipe2( [pid 3616] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3614] <... dup resumed>) = 5 [pid 3618] pipe2( [pid 3617] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] pipe2( [pid 3614] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3618] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3617] dup(4 [pid 3616] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] dup(4 [pid 3617] <... dup resumed>) = 5 [pid 3616] dup(4 [pid 3618] <... dup resumed>) = 5 [pid 3617] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3616] <... dup resumed>) = 5 [pid 3618] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3616] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3613] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3613] exit_group(0) = ? [pid 3613] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3613, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3621 ./strace-static-x86_64: Process 3621 attached [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] pipe2([3, 4], 0) = 0 [pid 3621] dup(4) = 5 [pid 3621] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3612] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] exit_group(0) = ? [pid 3612] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3612, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3622 ./strace-static-x86_64: Process 3622 attached [pid 3622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3622] setpgid(0, 0) = 0 [pid 3622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3622] write(3, "1000", 4) = 4 [pid 3622] close(3) = 0 [pid 3622] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3622] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3622] pipe2([3, 4], 0) = 0 [pid 3622] dup(4) = 5 [pid 3622] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3614] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3614] exit_group(0) = ? [pid 3614] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3614, 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/loop2", 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 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 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3623 [pid 3623] <... openat resumed>) = 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] pipe2([3, 4], 0) = 0 [pid 3623] dup(4) = 5 [pid 3623] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3618] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] exit_group(0) = ? [pid 3618] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3618, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3624] dup(4) = 5 [pid 3624] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3617] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3617] exit_group(0) = ? [pid 3617] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3617, 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/loop4", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3625] dup(4) = 5 [pid 3625] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3616] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] exit_group(0) = ? [pid 3616] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3616, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3626] dup(4) = 5 [pid 3626] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3622] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3622] exit_group(0) = ? [pid 3622] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3622, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3627 ./strace-static-x86_64: Process 3627 attached [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] pipe2([3, 4], 0) = 0 [pid 3627] dup(4) = 5 [pid 3627] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3623] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3623] exit_group(0) = ? [pid 3623] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3623, 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/loop2", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3628] dup(4) = 5 [pid 3628] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3624] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3624] exit_group(0) = ? [pid 3624] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3624, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3629] dup(4) = 5 [pid 3629] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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=4} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3630] dup(4) = 5 [pid 3630] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3625] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3625] exit_group(0) = ? [pid 3625] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3625, 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/loop4", 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=0x555556691690) = 3631 ./strace-static-x86_64: Process 3631 attached [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] pipe2([3, 4], 0) = 0 [pid 3631] dup(4) = 5 [pid 3631] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3626] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3626] exit_group(0) = ? [pid 3626] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3626, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3632] dup(4) = 5 [pid 3632] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3627] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3627] exit_group(0) = ? [pid 3627] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3627, 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/loop0", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3633] dup(4) = 5 [pid 3633] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3628] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3628] exit_group(0) = ? [pid 3628] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3628, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3634] dup(4) = 5 [pid 3634] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3629] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3629] exit_group(0) = ? [pid 3629] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3629, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3635] dup(4) = 5 [pid 3635] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3630] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3630] exit_group(0) = ? [pid 3630] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3630, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3636] dup(4) = 5 [pid 3636] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3631] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3631] exit_group(0) = ? [pid 3631] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3631, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3637] dup(4) = 5 [pid 3637] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3634] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3634] exit_group(0) = ? [pid 3634] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3634, 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/loop2", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3638] dup(4) = 5 [pid 3638] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3632] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3632] exit_group(0) = ? [pid 3632] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3632, 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/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3639] dup(4) = 5 [pid 3639] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3633] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3633] exit_group(0) = ? [pid 3633] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3633, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3640 ./strace-static-x86_64: Process 3640 attached [pid 3640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3640] setpgid(0, 0) = 0 [pid 3640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3640] write(3, "1000", 4) = 4 [pid 3640] close(3) = 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] pipe2([3, 4], 0) = 0 [pid 3640] dup(4) = 5 [pid 3640] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3635] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3635] exit_group(0) = ? [pid 3635] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3635, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3641 ./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] pipe2([3, 4], 0) = 0 [pid 3641] dup(4) = 5 [pid 3641] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3636] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3636] exit_group(0) = ? [pid 3636] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3636, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3642 ./strace-static-x86_64: Process 3642 attached [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] pipe2([3, 4], 0) = 0 [pid 3642] dup(4) = 5 [pid 3642] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3637] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3637] exit_group(0) = ? [pid 3637] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3637, 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/loop4", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3643] dup(4) = 5 [pid 3643] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3638] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3638] exit_group(0) = ? [pid 3638] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, 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/loop2", 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=0x555556691690) = 3644 ./strace-static-x86_64: Process 3644 attached [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] pipe2([3, 4], 0) = 0 [pid 3644] dup(4) = 5 [pid 3644] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3639] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3639] exit_group(0) = ? [pid 3639] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3639, 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/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3645] dup(4) = 5 [pid 3645] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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/loop0", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3646] dup(4) = 5 [pid 3646] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3641] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3641] exit_group(0) = ? [pid 3641] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3647] dup(4) = 5 [pid 3647] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3642] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3642] exit_group(0) = ? [pid 3642] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3648] dup(4) = 5 [pid 3648] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3644] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3644] exit_group(0) = ? [pid 3644] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, 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/loop2", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3649] dup(4) = 5 [pid 3649] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3643] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3643] exit_group(0) = ? [pid 3643] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3643, 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/loop4", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3650] dup(4) = 5 [pid 3650] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3645] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3645] exit_group(0) = ? [pid 3645] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3651] dup(4) = 5 [pid 3651] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3646] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3646] exit_group(0) = ? [pid 3646] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3646, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3652] dup(4) = 5 [pid 3652] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3648] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3648] exit_group(0) = ? [pid 3648] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3648, 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/loop1", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3653] dup(4) = 5 [pid 3653] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3647] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3647] exit_group(0) = ? [pid 3647] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3654] dup(4) = 5 [pid 3654] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3649] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3649] exit_group(0) = ? [pid 3649] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3649, 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/loop2", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3655] dup(4) = 5 [pid 3655] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3650] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3650] exit_group(0) = ? [pid 3650] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, 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/loop4", 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=0x555556691690) = 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) = 3 [pid 3656] write(3, "1000", 4) = 4 [pid 3656] close(3) = 0 [pid 3656] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3656] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3656] pipe2([3, 4], 0) = 0 [pid 3656] dup(4) = 5 [pid 3656] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3651] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3651] exit_group(0) = ? [pid 3651] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3651, 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/loop3", 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=0x555556691690) = 3657 ./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] pipe2([3, 4], 0) = 0 [pid 3657] dup(4) = 5 [pid 3657] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3652] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3652] exit_group(0) = ? [pid 3652] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3652, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 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 [pid 3654] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3654] exit_group(0) = ? [pid 3654] +++ exited with 0 +++ [pid 3658] <... write resumed>) = 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] pipe2([3, 4], 0) = 0 [pid 3658] dup(4) = 5 [pid 3658] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3654, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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) = -1 EEXIST (File exists) [pid 3659] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3653] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3659] pipe2( [pid 3653] exit_group(0 [pid 3659] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3653] <... exit_group resumed>) = ? [pid 3659] dup(4 [pid 3653] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3659] <... dup resumed>) = 5 [pid 3659] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3660] dup(4) = 5 [pid 3660] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3655] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3655] exit_group(0) = ? [pid 3655] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, 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/loop2", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3661] dup(4) = 5 [pid 3661] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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=3} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3662] dup(4) = 5 [pid 3662] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3657] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3657] exit_group(0) = ? [pid 3657] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3657, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3663 ./strace-static-x86_64: Process 3663 attached [pid 3663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3663] setpgid(0, 0) = 0 [pid 3663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3663] write(3, "1000", 4) = 4 [pid 3663] close(3) = 0 [pid 3663] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3663] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3663] pipe2([3, 4], 0) = 0 [pid 3663] dup(4) = 5 [pid 3663] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3658] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3658] exit_group(0) = ? [pid 3658] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3658, 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/loop0", 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=0x555556691690) = 3664 ./strace-static-x86_64: Process 3664 attached [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3664] setpgid(0, 0) = 0 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3664] write(3, "1000", 4) = 4 [pid 3664] close(3) = 0 [pid 3664] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3664] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3664] pipe2([3, 4], 0) = 0 [pid 3664] dup(4) = 5 [pid 3664] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3659] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3659] exit_group(0) = ? [pid 3659] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3665 ./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 3665] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3665] pipe2([3, 4], 0) = 0 [pid 3665] dup(4) = 5 [pid 3665] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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=3} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3666 ./strace-static-x86_64: Process 3666 attached [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] pipe2([3, 4], 0) = 0 [pid 3666] dup(4) = 5 [pid 3666] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3661] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3661] exit_group(0) = ? [pid 3661] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, 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/loop2", 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=0x555556691690) = 3667 ./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] pipe2([3, 4], 0) = 0 [pid 3667] dup(4) = 5 [pid 3667] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3663] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3663] exit_group(0) = ? [pid 3663] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3663, 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/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3668] dup(4) = 5 [pid 3668] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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/loop4", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3669] dup(4) = 5 [pid 3669] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3665] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3665] exit_group(0) = ? [pid 3665] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3670] dup(4) = 5 [pid 3670] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3664] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3664] exit_group(0) = ? [pid 3664] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, 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/loop0", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3671] dup(4) = 5 [pid 3671] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3666] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3666] exit_group(0) = ? [pid 3666] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3666, 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/loop1", 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=0x555556691690) = 3672 ./strace-static-x86_64: Process 3672 attached [pid 3672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3672] setpgid(0, 0) = 0 [pid 3672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3672] write(3, "1000", 4) = 4 [pid 3672] close(3) = 0 [pid 3672] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3672] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3672] pipe2([3, 4], 0) = 0 [pid 3672] dup(4) = 5 [pid 3672] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3667] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3667] exit_group(0) = ? [pid 3667] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3667, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 3673 ./strace-static-x86_64: Process 3673 attached [pid 3673] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3673] setpgid(0, 0) = 0 [pid 3673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3673] write(3, "1000", 4) = 4 [pid 3673] close(3) = 0 [pid 3673] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3673] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3673] pipe2([3, 4], 0) = 0 [pid 3673] dup(4) = 5 [pid 3673] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3668] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3668] exit_group(0) = ? [pid 3668] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3668, 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/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3674] dup(4) = 5 [pid 3674] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3669] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3669] exit_group(0) = ? [pid 3669] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3669, 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/loop4", 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=0x555556691690) = 3675 ./strace-static-x86_64: Process 3675 attached [pid 3675] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3675] setpgid(0, 0) = 0 [pid 3675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3675] write(3, "1000", 4) = 4 [pid 3675] close(3) = 0 [pid 3675] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3675] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3675] pipe2([3, 4], 0) = 0 [pid 3675] dup(4) = 5 [pid 3675] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3670] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3670] exit_group(0) = ? [pid 3670] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3670, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3676] dup(4) = 5 [pid 3676] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3671] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3671] exit_group(0) = ? [pid 3671] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, 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/loop0", 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=0x555556691690) = 3677 ./strace-static-x86_64: Process 3677 attached [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 3673] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3673] exit_group(0) = ? [pid 3677] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3677] pipe2( [pid 3673] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3673, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3677] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 3678 ./strace-static-x86_64: Process 3678 attached [pid 3678] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3677] dup(4) = 5 [pid 3678] <... prctl resumed>) = 0 [pid 3678] setpgid(0, 0) = 0 [pid 3677] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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 3672] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3678] pipe2( [pid 3672] exit_group(0 [pid 3678] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3672] <... exit_group resumed>) = ? [pid 3678] dup(4 [pid 3672] +++ exited with 0 +++ [pid 3678] <... dup resumed>) = 5 [pid 3674] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3678] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3674] exit_group(0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3672, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3674] <... exit_group resumed>) = ? [pid 3607] <... restart_syscall resumed>) = 0 [pid 3674] +++ exited with 0 +++ [pid 3609] --- 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/loop1", 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=0x555556691690) = 3679 ./strace-static-x86_64: Process 3679 attached [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3679] setpgid(0, 0 [pid 3609] <... openat resumed>) = 3 [pid 3679] <... setpgid resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3679] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3679] write(3, "1000", 4) = 4 [pid 3609] <... close resumed>) = 0 [pid 3679] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3679] <... close resumed>) = 0 [pid 3679] mkdir("./file0", 0777 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3680 ./strace-static-x86_64: Process 3680 attached [pid 3679] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3675] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3679] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3679] pipe2([3, 4], 0) = 0 [pid 3679] dup(4) = 5 [pid 3675] exit_group(0 [pid 3679] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3675] <... exit_group resumed>) = ? [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=3} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3681 [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] pipe2([3, 4], 0) = 0 [pid 3680] dup(4) = 5 [pid 3680] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3681 attached [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3676] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3681] <... prctl resumed>) = 0 [pid 3676] exit_group(0 [pid 3681] setpgid(0, 0 [pid 3676] <... exit_group resumed>) = ? [pid 3681] <... setpgid resumed>) = 0 [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3676] +++ exited with 0 +++ [pid 3681] <... openat resumed>) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3681] write(3, "1000", 4) = 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3681] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3681] <... close resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3681] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3681] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3681] pipe2([3, 4], 0) = 0 [pid 3681] dup(4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3682 [pid 3681] <... dup resumed>) = 5 [pid 3681] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./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 3677] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3682] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3682] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3682] pipe2([3, 4], 0) = 0 [pid 3682] dup(4) = 5 [pid 3682] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3677] exit_group(0) = ? [pid 3677] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, 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/loop0", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3683] dup(4) = 5 [pid 3683] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3678] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3678] exit_group(0) = ? [pid 3678] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3678, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3680] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3680] exit_group(0) = ? [pid 3680] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3684 [pid 3608] <... ioctl resumed>) = -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 3685 attached , child_tidptr=0x555556691690) = 3685 [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] pipe2([3, 4], 0) = 0 [pid 3685] dup(4) = 5 [pid 3685] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./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 3679] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3684] close(3 [pid 3679] exit_group(0 [pid 3684] <... close resumed>) = 0 [pid 3679] <... exit_group resumed>) = ? [pid 3684] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3684] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3679] +++ exited with 0 +++ [pid 3684] pipe2( [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3684] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3684] dup(4 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3684] <... dup resumed>) = 5 [pid 3684] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3686 [pid 3681] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3681] exit_group(0) = ? [pid 3681] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3681, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3686 attached ) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3686] <... prctl resumed>) = 0 [pid 3686] setpgid(0, 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3687 [pid 3686] <... setpgid resumed>) = 0 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3687 attached ) = 3 [pid 3687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3686] write(3, "1000", 4 [pid 3687] <... prctl resumed>) = 0 [pid 3686] <... write resumed>) = 4 [pid 3687] setpgid(0, 0 [pid 3686] close(3 [pid 3687] <... setpgid resumed>) = 0 [pid 3686] <... close resumed>) = 0 [pid 3687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3686] mkdir("./file0", 0777 [pid 3687] <... openat resumed>) = 3 [pid 3686] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3687] write(3, "1000", 4 [pid 3686] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3687] <... write resumed>) = 4 [pid 3686] pipe2( [pid 3687] close(3 [pid 3686] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3687] <... close resumed>) = 0 [pid 3686] dup(4 [pid 3687] mkdir("./file0", 0777 [pid 3686] <... dup resumed>) = 5 [pid 3687] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3686] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3687] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3687] pipe2([3, 4], 0) = 0 [pid 3687] dup(4) = 5 [pid 3687] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3682] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3682] exit_group(0) = ? [pid 3682] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3688 ./strace-static-x86_64: Process 3688 attached [pid 3683] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3683] exit_group(0) = ? [pid 3688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3683] +++ exited with 0 +++ [pid 3688] <... prctl resumed>) = 0 [pid 3688] setpgid(0, 0) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3683, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... restart_syscall resumed>) = 0 [pid 3688] <... openat resumed>) = 3 [pid 3688] write(3, "1000", 4) = 4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3688] close(3 [pid 3606] <... openat resumed>) = 3 [pid 3688] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3688] mkdir("./file0", 0777 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3688] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] close(3 [pid 3688] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... close resumed>) = 0 [pid 3688] pipe2( [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3688] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3688] dup(4 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3690 [pid 3688] <... dup resumed>) = 5 [pid 3688] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./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] pipe2([3, 4], 0) = 0 [pid 3690] dup(4) = 5 [pid 3690] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3684] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3684] exit_group(0) = ? [pid 3684] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3684, 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/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3691] dup(4) = 5 [pid 3691] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3685] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3685] exit_group(0) = ? [pid 3685] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3685, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 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) = 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] pipe2([3, 4], 0) = 0 [pid 3692] dup(4) = 5 [pid 3692] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3693 ./strace-static-x86_64: Process 3693 attached [pid 3693] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3693] setpgid(0, 0) = 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] pipe2([3, 4], 0) = 0 [pid 3693] dup(4) = 5 [pid 3693] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3687] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3687] exit_group(0) = ? [pid 3687] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3687, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3694 ./strace-static-x86_64: Process 3694 attached [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] pipe2([3, 4], 0) = 0 [pid 3694] dup(4) = 5 [pid 3694] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3690] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3690] exit_group(0) = ? [pid 3690] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3690, 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/loop0", 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=0x555556691690) = 3695 ./strace-static-x86_64: Process 3695 attached [pid 3688] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3688] exit_group(0) = ? [pid 3688] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3688, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... close resumed>) = 0 [pid 3695] <... prctl resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3696 attached [pid 3695] setpgid(0, 0 [pid 3696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3695] <... setpgid resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3696 [pid 3696] <... prctl resumed>) = 0 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3696] setpgid(0, 0 [pid 3695] <... openat resumed>) = 3 [pid 3696] <... setpgid resumed>) = 0 [pid 3695] write(3, "1000", 4 [pid 3696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3695] <... write resumed>) = 4 [pid 3696] <... openat resumed>) = 3 [pid 3695] close(3 [pid 3696] write(3, "1000", 4 [pid 3695] <... close resumed>) = 0 [pid 3696] <... write resumed>) = 4 [pid 3696] close(3 [pid 3695] mkdir("./file0", 0777 [pid 3696] <... close resumed>) = 0 [pid 3695] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3696] mkdir("./file0", 0777 [pid 3695] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3696] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3695] pipe2( [pid 3696] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3695] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3691] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3691] exit_group(0) = ? [pid 3691] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3691, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3697 ./strace-static-x86_64: Process 3697 attached [pid 3697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3695] dup(4) = 5 [pid 3695] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3697] <... prctl resumed>) = 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 [pid 3696] pipe2( [pid 3697] <... close resumed>) = 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] pipe2([3, 4], 0) = 0 [pid 3697] dup(4) = 5 [pid 3697] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3696] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3696] dup(4) = 5 [pid 3696] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3692] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3692] exit_group(0) = ? [pid 3692] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3692, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3698] dup(4) = 5 [pid 3698] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3693] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3693] exit_group(0) = ? [pid 3693] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3693, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3699] dup(4) = 5 [pid 3699] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3694] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3694] exit_group(0) = ? [pid 3694] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3694, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 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 3695] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3700] pipe2([3, 4], 0) = 0 [pid 3695] exit_group(0 [pid 3700] dup(4 [pid 3695] <... exit_group resumed>) = ? [pid 3700] <... dup resumed>) = 5 [pid 3700] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3695] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3695, 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/loop0", 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 3701 attached [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3701 [pid 3701] <... prctl resumed>) = 0 [pid 3701] setpgid(0, 0) = 0 [pid 3701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3701] write(3, "1000", 4) = 4 [pid 3701] close(3) = 0 [pid 3701] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3701] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3701] pipe2([3, 4], 0) = 0 [pid 3701] dup(4) = 5 [pid 3701] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3697] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3697] exit_group(0) = ? [pid 3697] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3697, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3702 ./strace-static-x86_64: Process 3702 attached [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] pipe2([3, 4], 0) = 0 [pid 3702] dup(4) = 5 [pid 3702] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3696] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3696] exit_group(0 [pid 3698] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3696] <... exit_group resumed>) = ? [pid 3698] exit_group(0) = ? [pid 3696] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3696, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3698] +++ exited with 0 +++ [pid 3611] <... restart_syscall resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] <... restart_syscall resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3703 [pid 3702] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3702] exit_group(0) = ? [pid 3702] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3702, 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/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3703 attached [pid 3609] close(3) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3704 ./strace-static-x86_64: Process 3704 attached [pid 3703] setpgid(0, 0 [pid 3608] <... close resumed>) = 0 [pid 3704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3703] <... setpgid resumed>) = 0 [pid 3699] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3704] <... prctl resumed>) = 0 [pid 3703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3699] exit_group(0 [pid 3704] setpgid(0, 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3705 [pid 3704] <... setpgid resumed>) = 0 [pid 3703] <... openat resumed>) = 3 [pid 3699] <... exit_group resumed>) = ? [pid 3703] write(3, "1000", 4 [pid 3699] +++ exited with 0 +++ [pid 3704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3703] <... write resumed>) = 4 [pid 3704] <... openat resumed>) = 3 [pid 3703] close(3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3699, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3704] write(3, "1000", 4 [pid 3703] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3703] mkdir("./file0", 0777 [pid 3704] <... write resumed>) = 4 [pid 3703] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... openat resumed>) = 3 [pid 3704] close(3 [pid 3703] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3704] <... close resumed>) = 0 [pid 3703] pipe2( [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3704] mkdir("./file0", 0777 [pid 3703] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] close(3 [pid 3704] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3703] dup(4./strace-static-x86_64: Process 3705 attached [pid 3705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3704] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3703] <... dup resumed>) = 5 [pid 3607] <... close resumed>) = 0 [pid 3704] pipe2( [pid 3703] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3701] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3704] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3701] exit_group(0 [pid 3704] dup(4 [pid 3701] <... exit_group resumed>) = ? [pid 3704] <... dup resumed>) = 5 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3706 [pid 3704] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3701] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3705] <... prctl resumed>) = 0 [pid 3705] setpgid(0, 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3706 attached [pid 3705] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3705] write(3, "1000", 4 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3705] <... write resumed>) = 4 [pid 3606] close(3 [pid 3706] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3705] close(3 [pid 3700] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... close resumed>) = 0 [pid 3706] <... prctl resumed>) = 0 [pid 3705] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3707 attached [pid 3706] setpgid(0, 0 [pid 3705] mkdir("./file0", 0777 [pid 3700] exit_group(0 [pid 3707] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3706] <... setpgid resumed>) = 0 [pid 3705] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3700] <... exit_group resumed>) = ? [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3707 [pid 3707] <... prctl resumed>) = 0 [pid 3706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3705] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3707] setpgid(0, 0 [pid 3706] <... openat resumed>) = 3 [pid 3705] pipe2( [pid 3700] +++ exited with 0 +++ [pid 3707] <... setpgid resumed>) = 0 [pid 3706] write(3, "1000", 4 [pid 3705] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3706] <... write resumed>) = 4 [pid 3705] dup(4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3700, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3707] <... openat resumed>) = 3 [pid 3706] close(3 [pid 3705] <... dup resumed>) = 5 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3707] write(3, "1000", 4 [pid 3706] <... close resumed>) = 0 [pid 3705] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... restart_syscall resumed>) = 0 [pid 3706] mkdir("./file0", 0777 [pid 3707] <... write resumed>) = 4 [pid 3706] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3707] close(3 [pid 3706] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3707] <... close resumed>) = 0 [pid 3706] pipe2( [pid 3610] <... openat resumed>) = 3 [pid 3707] mkdir("./file0", 0777 [pid 3706] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3707] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3706] dup(4 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3707] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3706] <... dup resumed>) = 5 [pid 3610] close(3 [pid 3707] pipe2( [pid 3706] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... close resumed>) = 0 [pid 3707] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3708 attached [pid 3707] dup(4 [pid 3708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3707] <... dup resumed>) = 5 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3708 [pid 3708] <... prctl resumed>) = 0 [pid 3707] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3708] setpgid(0, 0) = 0 [pid 3708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3708] write(3, "1000", 4) = 4 [pid 3708] close(3) = 0 [pid 3708] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3708] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3708] pipe2([3, 4], 0) = 0 [pid 3708] dup(4) = 5 [pid 3708] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3704] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3704] exit_group(0) = ? [pid 3704] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3704, 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/loop3", 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=0x555556691690) = 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) = 3 [pid 3709] write(3, "1000", 4) = 4 [pid 3709] close(3) = 0 [pid 3709] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3709] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3703] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3703] exit_group(0) = ? [pid 3703] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3703, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3710 [pid 3709] pipe2([3, 4], 0) = 0 [pid 3709] dup(4) = 5 [pid 3709] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3710 attached [pid 3705] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3705] exit_group(0 [pid 3710] <... prctl resumed>) = 0 [pid 3710] setpgid(0, 0 [pid 3705] <... exit_group resumed>) = ? [pid 3710] <... setpgid resumed>) = 0 [pid 3710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3705] +++ exited with 0 +++ [pid 3710] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3705, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3710] write(3, "1000", 4) = 4 [pid 3710] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3710] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3710] mkdir("./file0", 0777 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3710] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3710] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] close(3 [pid 3710] pipe2( [pid 3608] <... close resumed>) = 0 [pid 3710] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3710] dup(4) = 5 [pid 3710] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3711 [pid 3706] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3706] exit_group(0) = ? [pid 3706] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3706, 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/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3711 attached [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3711] setpgid(0, 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3712 [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] pipe2([3, 4], 0) = 0 [pid 3707] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3711] dup(4./strace-static-x86_64: Process 3712 attached ) = 5 [pid 3707] exit_group(0 [pid 3711] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3707] <... exit_group resumed>) = ? [pid 3712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3707] +++ exited with 0 +++ [pid 3712] setpgid(0, 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3707, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3712] <... setpgid resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3708] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... openat resumed>) = 3 [pid 3712] <... openat resumed>) = 3 [pid 3708] exit_group(0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3712] write(3, "1000", 4 [pid 3708] <... exit_group resumed>) = ? [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3712] <... write resumed>) = 4 [pid 3606] close(3 [pid 3712] close(3 [pid 3708] +++ exited with 0 +++ [pid 3606] <... close resumed>) = 0 [pid 3712] <... close resumed>) = 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 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3712] mkdir("./file0", 0777 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3712] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3713 [pid 3712] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3712] pipe2([3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3712] dup(4 [pid 3610] <... openat resumed>) = 3 [pid 3712] <... dup resumed>) = 5 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3712] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... ioctl resumed>) = -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=0x555556691690) = 3714 ./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 3711] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3714 attached [pid 3713] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3711] exit_group(0 [pid 3714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3713] pipe2( [pid 3711] <... exit_group resumed>) = ? [pid 3714] <... prctl resumed>) = 0 [pid 3713] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3714] setpgid(0, 0 [pid 3713] dup(4 [pid 3714] <... setpgid resumed>) = 0 [pid 3713] <... dup resumed>) = 5 [pid 3711] +++ exited with 0 +++ [pid 3714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3713] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3711, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3714] <... openat resumed>) = 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] pipe2([3, 4], 0) = 0 [pid 3714] dup(4) = 5 [pid 3714] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 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 3715] write(3, "1000", 4) = 4 [pid 3715] close(3) = 0 [pid 3709] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3715] mkdir("./file0", 0777 [pid 3709] exit_group(0 [pid 3715] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3715] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3715] pipe2([3, 4], 0) = 0 [pid 3709] <... exit_group resumed>) = ? [pid 3715] dup(4 [pid 3709] +++ exited with 0 +++ [pid 3715] <... dup resumed>) = 5 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3715] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3716 ./strace-static-x86_64: Process 3716 attached [pid 3716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3716] setpgid(0, 0) = 0 [pid 3716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3710] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3716] write(3, "1000", 4) = 4 [pid 3716] close(3) = 0 [pid 3716] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3716] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3716] pipe2([3, 4], 0) = 0 [pid 3716] dup(4) = 5 [pid 3716] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3710] exit_group(0) = ? [pid 3710] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3710, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3717 ./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] pipe2([3, 4], 0) = 0 [pid 3717] dup(4) = 5 [pid 3717] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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/loop1", 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=0x555556691690) = 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 3719] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3719] pipe2([3, 4], 0) = 0 [pid 3719] dup(4) = 5 [pid 3719] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3714] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3714] exit_group(0 [pid 3608] close(3 [pid 3714] <... exit_group resumed>) = ? [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3714] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3714, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3720 [pid 3610] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3720 attached [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3713] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3720] <... prctl resumed>) = 0 [pid 3713] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3721 [pid 3720] setpgid(0, 0 [pid 3713] <... exit_group resumed>) = ? ./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 [pid 3713] +++ exited with 0 +++ [pid 3720] <... setpgid resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3713, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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 [pid 3720] <... openat resumed>) = 3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3722 [pid 3720] write(3, "1000", 4) = 4 [pid 3720] close(3) = 0 [pid 3720] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3721] <... openat resumed>) = 3 [pid 3720] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3721] write(3, "1000", 4 [pid 3720] pipe2( [pid 3721] <... write resumed>) = 4 [pid 3720] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3720] dup(4 [pid 3721] close(3 [pid 3720] <... dup resumed>) = 5 [pid 3721] <... close resumed>) = 0 [pid 3720] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3721] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3721] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3721] pipe2([3, 4], 0) = 0 [pid 3721] dup(4) = 5 [pid 3721] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3722 attached [pid 3716] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3716] exit_group(0) = ? [pid 3722] <... prctl resumed>) = 0 [pid 3716] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3716, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3722] setpgid(0, 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3722] <... setpgid resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3722] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3722] write(3, "1000", 4 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3722] <... write resumed>) = 4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3723 [pid 3722] close(3) = 0 [pid 3722] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3722] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3722] pipe2([3, 4], 0) = 0 [pid 3722] dup(4) = 5 [pid 3722] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3717] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3723 attached [pid 3717] exit_group(0 [pid 3723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3717] <... exit_group resumed>) = ? [pid 3717] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3717, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3723] <... prctl resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3723] setpgid(0, 0 [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3724 attached [pid 3723] <... setpgid resumed>) = 0 [pid 3719] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3724 [pid 3724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3719] exit_group(0 [pid 3723] <... openat resumed>) = 3 [pid 3724] <... prctl resumed>) = 0 [pid 3719] <... exit_group resumed>) = ? [pid 3723] write(3, "1000", 4) = 4 [pid 3723] close(3 [pid 3724] setpgid(0, 0 [pid 3723] <... close resumed>) = 0 [pid 3719] +++ exited with 0 +++ [pid 3723] mkdir("./file0", 0777 [pid 3724] <... setpgid resumed>) = 0 [pid 3723] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3719, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3723] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3724] <... openat resumed>) = 3 [pid 3723] pipe2( [pid 3607] <... openat resumed>) = 3 [pid 3724] write(3, "1000", 4 [pid 3723] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3724] <... write resumed>) = 4 [pid 3723] dup(4 [pid 3724] close(3 [pid 3723] <... dup resumed>) = 5 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3724] <... close resumed>) = 0 [pid 3723] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3724] mkdir("./file0", 0777 [pid 3607] close(3 [pid 3724] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... close resumed>) = 0 [pid 3724] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3724] pipe2( [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3725 [pid 3724] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3724] dup(4) = 5 [pid 3724] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3725 attached [pid 3725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3725] setpgid(0, 0) = 0 [pid 3725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3725] write(3, "1000", 4) = 4 [pid 3725] close(3) = 0 [pid 3725] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3725] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3721] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3725] pipe2( [pid 3721] exit_group(0 [pid 3725] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3721] <... exit_group resumed>) = ? [pid 3725] dup(4 [pid 3721] +++ exited with 0 +++ [pid 3725] <... dup resumed>) = 5 [pid 3725] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3721, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3720] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3720] exit_group(0) = ? [pid 3720] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3720, 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/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... close resumed>) = 0 [pid 3610] close(3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3726 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3727 ./strace-static-x86_64: Process 3726 attached ./strace-static-x86_64: Process 3727 attached [pid 3727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3727] setpgid(0, 0) = 0 [pid 3727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3726] setpgid(0, 0) = 0 [pid 3722] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3727] <... openat resumed>) = 3 [pid 3722] exit_group(0) = ? [pid 3722] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3727] write(3, "1000", 4 [pid 3726] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3727] <... write resumed>) = 4 [pid 3726] write(3, "1000", 4) = 4 [pid 3726] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3726] <... close resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3726] mkdir("./file0", 0777 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3726] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3726] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] close(3 [pid 3726] pipe2( [pid 3606] <... close resumed>) = 0 [pid 3726] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3728 attached [pid 3727] close(3 [pid 3726] dup(4 [pid 3728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3727] <... close resumed>) = 0 [pid 3726] <... dup resumed>) = 5 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3728 [pid 3728] <... prctl resumed>) = 0 [pid 3727] mkdir("./file0", 0777 [pid 3726] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3728] setpgid(0, 0 [pid 3727] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3728] <... setpgid resumed>) = 0 [pid 3727] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3727] pipe2( [pid 3728] <... openat resumed>) = 3 [pid 3727] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3728] write(3, "1000", 4 [pid 3727] dup(4 [pid 3728] <... write resumed>) = 4 [pid 3727] <... dup resumed>) = 5 [pid 3728] close(3 [pid 3727] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3728] <... close resumed>) = 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] pipe2([3, 4], 0) = 0 [pid 3728] dup(4) = 5 [pid 3728] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3724] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3724] exit_group(0) = ? [pid 3724] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3724, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3729 [pid 3723] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3723] exit_group(0) = ? [pid 3723] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3723, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3730 ./strace-static-x86_64: Process 3729 attached ./strace-static-x86_64: Process 3730 attached [pid 3729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3725] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3729] <... prctl resumed>) = 0 [pid 3725] exit_group(0 [pid 3730] <... prctl resumed>) = 0 [pid 3729] setpgid(0, 0 [pid 3725] <... exit_group resumed>) = ? [pid 3730] setpgid(0, 0 [pid 3729] <... setpgid resumed>) = 0 [pid 3730] <... setpgid resumed>) = 0 [pid 3725] +++ exited with 0 +++ [pid 3729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3725, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3729] <... openat resumed>) = 3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3730] <... openat resumed>) = 3 [pid 3729] write(3, "1000", 4 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3730] write(3, "1000", 4 [pid 3729] <... write resumed>) = 4 [pid 3730] <... write resumed>) = 4 [pid 3729] close(3 [pid 3730] close(3 [pid 3729] <... close resumed>) = 0 [pid 3730] <... close resumed>) = 0 [pid 3729] mkdir("./file0", 0777 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3730] mkdir("./file0", 0777 [pid 3729] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... openat resumed>) = 3 [pid 3730] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3729] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3730] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3729] pipe2( [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3730] pipe2( [pid 3729] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] close(3 [pid 3730] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3729] dup(4 [pid 3607] <... close resumed>) = 0 [pid 3730] dup(4 [pid 3729] <... dup resumed>) = 5 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3730] <... dup resumed>) = 5 [pid 3729] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3730] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3731 attached [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3731 [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] pipe2([3, 4], 0) = 0 [pid 3731] dup(4) = 5 [pid 3731] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3726] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3726] exit_group(0) = ? [pid 3726] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3726, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 3732 ./strace-static-x86_64: Process 3732 attached [pid 3732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3732] setpgid(0, 0) = 0 [pid 3732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3732] write(3, "1000", 4) = 4 [pid 3732] close(3) = 0 [pid 3732] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3732] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3732] pipe2([3, 4], 0) = 0 [pid 3732] dup(4) = 5 [pid 3732] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3727] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3727] exit_group(0) = ? [pid 3727] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3727, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3733 ./strace-static-x86_64: Process 3733 attached [pid 3733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3733] setpgid(0, 0) = 0 [pid 3733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3733] write(3, "1000", 4) = 4 [pid 3733] close(3) = 0 [pid 3733] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3733] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3733] pipe2([3, 4], 0) = 0 [pid 3733] dup(4) = 5 [pid 3733] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3728] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3728] exit_group(0) = ? [pid 3728] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3728, 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/loop0", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3734] dup(4) = 5 [pid 3734] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3731] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3731] exit_group(0) = ? [pid 3731] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3731, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3735 ./strace-static-x86_64: Process 3735 attached [pid 3732] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3732] exit_group(0) = ? [pid 3732] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3732, 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/loop2", 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=0x555556691690) = 3736 ./strace-static-x86_64: Process 3736 attached [pid 3735] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3735] setpgid(0, 0 [pid 3736] <... prctl resumed>) = 0 [pid 3735] <... setpgid resumed>) = 0 [pid 3736] setpgid(0, 0 [pid 3735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3736] <... setpgid resumed>) = 0 [pid 3735] <... openat resumed>) = 3 [pid 3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3735] write(3, "1000", 4 [pid 3736] write(3, "1000", 4 [pid 3735] <... write resumed>) = 4 [pid 3736] <... write resumed>) = 4 [pid 3735] close(3) = 0 [pid 3736] close(3 [pid 3735] mkdir("./file0", 0777 [pid 3736] <... close resumed>) = 0 [pid 3735] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3736] mkdir("./file0", 0777 [pid 3735] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3736] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3735] pipe2([3, 4], 0) = 0 [pid 3736] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3735] dup(4 [pid 3736] pipe2( [pid 3735] <... dup resumed>) = 5 [pid 3735] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3736] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3736] dup(4) = 5 [pid 3736] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3730] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3730] exit_group(0) = ? [pid 3730] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3737] dup(4) = 5 [pid 3737] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3729] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3729] exit_group(0) = ? [pid 3729] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3729, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3738 attached , child_tidptr=0x555556691690) = 3738 [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] pipe2([3, 4], 0) = 0 [pid 3738] dup(4) = 5 [pid 3738] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3733] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3733] exit_group(0) = ? [pid 3733] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3733, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3739 [pid 3735] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3739 attached [pid 3735] exit_group(0) = ? [pid 3735] +++ exited with 0 +++ [pid 3739] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3735, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3740 [pid 3739] <... prctl resumed>) = 0 [pid 3739] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3740 attached [pid 3739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3739] <... openat resumed>) = 3 [pid 3740] <... prctl resumed>) = 0 [pid 3739] write(3, "1000", 4 [pid 3740] setpgid(0, 0 [pid 3739] <... write resumed>) = 4 [pid 3740] <... setpgid resumed>) = 0 [pid 3739] close(3 [pid 3740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3739] <... close resumed>) = 0 [pid 3740] <... openat resumed>) = 3 [pid 3739] mkdir("./file0", 0777 [pid 3740] write(3, "1000", 4 [pid 3739] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3740] <... write resumed>) = 4 [pid 3739] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3740] close(3 [pid 3739] pipe2([3, 4], 0) = 0 [pid 3740] <... close resumed>) = 0 [pid 3739] dup(4 [pid 3740] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3739] <... dup resumed>) = 5 [pid 3739] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3740] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3740] pipe2([3, 4], 0) = 0 [pid 3740] dup(4) = 5 [pid 3740] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3736] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3736] exit_group(0) = ? [pid 3736] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3736, 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/loop2", 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=0x555556691690) = 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) = 3 [pid 3741] write(3, "1000", 4) = 4 [pid 3741] close(3) = 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] pipe2([3, 4], 0) = 0 [pid 3741] dup(4) = 5 [pid 3741] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3737] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3737] exit_group(0) = ? [pid 3737] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3737, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3742 ./strace-static-x86_64: Process 3742 attached [pid 3742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3742] setpgid(0, 0) = 0 [pid 3734] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3734] exit_group(0 [pid 3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3734] <... exit_group resumed>) = ? [pid 3742] <... openat resumed>) = 3 [pid 3734] +++ exited with 0 +++ [pid 3742] write(3, "1000", 4 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3734, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3742] <... write resumed>) = 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] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3742] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3742] dup(4 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3742] <... dup resumed>) = 5 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3742] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] close(3) = 0 [pid 3738] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3738] exit_group(0) = ? [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3743 [pid 3738] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3738, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3743 attached [pid 3611] close(3 [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3739] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3744 [pid 3739] exit_group(0) = ? [pid 3739] +++ exited with 0 +++ [pid 3743] <... prctl resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3739, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3743] setpgid(0, 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3743] <... setpgid resumed>) = 0 [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3744 attached [pid 3743] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3745 [pid 3743] write(3, "1000", 4) = 4 [pid 3744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3743] close(3 [pid 3744] <... prctl resumed>) = 0 [pid 3743] <... close resumed>) = 0 [pid 3740] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3744] setpgid(0, 0 [pid 3743] mkdir("./file0", 0777 [pid 3740] exit_group(0 [pid 3744] <... setpgid resumed>) = 0 [pid 3743] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3740] <... exit_group resumed>) = ? [pid 3743] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3743] pipe2( [pid 3744] <... openat resumed>) = 3 [pid 3743] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3744] write(3, "1000", 4 [pid 3743] dup(4 [pid 3740] +++ exited with 0 +++ [pid 3744] <... write resumed>) = 4 [pid 3743] <... dup resumed>) = 5 [pid 3744] close(3 [pid 3743] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3740, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3744] <... close resumed>) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3744] mkdir("./file0", 0777 [pid 3607] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3745 attached [pid 3744] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3744] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3741] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3745] <... prctl resumed>) = 0 [pid 3744] pipe2( [pid 3741] exit_group(0 [pid 3745] setpgid(0, 0 [pid 3744] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3741] <... exit_group resumed>) = ? [pid 3745] <... setpgid resumed>) = 0 [pid 3744] dup(4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3744] <... dup resumed>) = 5 [pid 3741] +++ exited with 0 +++ [pid 3607] <... openat resumed>) = 3 [pid 3745] <... openat resumed>) = 3 [pid 3744] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3741, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3745] write(3, "1000", 4 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3745] <... write resumed>) = 4 [pid 3607] close(3 [pid 3745] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... close resumed>) = 0 [pid 3745] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3745] mkdir("./file0", 0777 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3745] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3745] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] close(3./strace-static-x86_64: Process 3746 attached [pid 3745] pipe2( [pid 3608] <... close resumed>) = 0 [pid 3745] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3745] dup(4 [pid 3742] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3746] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3746 [pid 3746] <... prctl resumed>) = 0 [pid 3745] <... dup resumed>) = 5 [pid 3742] exit_group(0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3747 [pid 3746] setpgid(0, 0 [pid 3745] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3742] <... exit_group resumed>) = ? [pid 3746] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3747 attached [pid 3747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3747] setpgid(0, 0) = 0 [pid 3742] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3742, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3748 [pid 3747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3747] <... openat resumed>) = 3 [pid 3747] write(3, "1000", 4) = 4 [pid 3746] <... openat resumed>) = 3 [pid 3747] close(3 [pid 3746] write(3, "1000", 4 [pid 3747] <... close resumed>) = 0 [pid 3747] mkdir("./file0", 0777 [pid 3746] <... write resumed>) = 4 [pid 3747] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3746] close(3 [pid 3747] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3746] <... close resumed>) = 0 [pid 3747] pipe2([3, 4], 0) = 0 [pid 3746] mkdir("./file0", 0777 [pid 3747] dup(4 [pid 3746] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3747] <... dup resumed>) = 5 [pid 3747] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3746] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3746] pipe2([3, 4], 0) = 0 [pid 3746] dup(4./strace-static-x86_64: Process 3748 attached ) = 5 [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3746] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3748] <... prctl resumed>) = 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] pipe2([3, 4], 0) = 0 [pid 3748] dup(4) = 5 [pid 3748] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3743] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3743] exit_group(0) = ? [pid 3743] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3743, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3744] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3744] exit_group(0 [pid 3606] <... openat resumed>) = 3 [pid 3744] <... exit_group resumed>) = ? [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 [pid 3744] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3744, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3749 [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3750 ./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./strace-static-x86_64: Process 3750 attached [pid 3750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3750] setpgid(0, 0 [pid 3749] <... openat resumed>) = 3 [pid 3749] write(3, "1000", 4) = 4 [pid 3749] close(3 [pid 3750] <... setpgid resumed>) = 0 [pid 3749] <... close resumed>) = 0 [pid 3750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3749] mkdir("./file0", 0777 [pid 3745] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3749] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3745] exit_group(0 [pid 3749] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3745] <... exit_group resumed>) = ? [pid 3749] pipe2( [pid 3745] +++ exited with 0 +++ [pid 3749] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3749] dup(4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3745, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3749] <... dup resumed>) = 5 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3749] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... restart_syscall resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3750] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 3750] write(3, "1000", 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3750] <... write resumed>) = 4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3751 [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] pipe2([3, 4], 0) = 0 ./strace-static-x86_64: Process 3751 attached [pid 3750] dup(4 [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3750] <... dup resumed>) = 5 [pid 3750] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3751] <... prctl resumed>) = 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] pipe2([3, 4], 0) = 0 [pid 3751] dup(4) = 5 [pid 3751] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3747] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3747] exit_group(0) = ? [pid 3747] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3747, 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/loop2", 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=0x555556691690) = 3752 [pid 3748] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3748] exit_group(0) = ? [pid 3748] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, 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/loop3", 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=0x555556691690) = 3753 ./strace-static-x86_64: Process 3753 attached ./strace-static-x86_64: Process 3752 attached [pid 3752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3746] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3752] <... prctl resumed>) = 0 [pid 3753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3752] setpgid(0, 0 [pid 3753] <... prctl resumed>) = 0 [pid 3746] exit_group(0) = ? [pid 3752] <... setpgid resumed>) = 0 [pid 3753] setpgid(0, 0) = 0 [pid 3752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3752] write(3, "1000", 4) = 4 [pid 3753] <... openat resumed>) = 3 [pid 3752] close(3 [pid 3753] write(3, "1000", 4) = 4 [pid 3752] <... close resumed>) = 0 [pid 3753] close(3 [pid 3752] mkdir("./file0", 0777 [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=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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 3753] <... close resumed>) = 0 [pid 3753] mkdir("./file0", 0777 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3754 [pid 3753] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3753] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3753] pipe2([3, 4], 0) = 0 [pid 3752] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3753] dup(4) = 5 [pid 3753] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3754 attached [pid 3754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3754] setpgid(0, 0) = 0 [pid 3754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3754] write(3, "1000", 4) = 4 [pid 3754] close(3) = 0 [pid 3754] mkdir("./file0", 0777 [pid 3749] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3749] exit_group(0) = ? [pid 3754] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3754] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3754] pipe2([3, 4], 0) = 0 [pid 3754] dup(4) = 5 [pid 3754] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3749] +++ exited with 0 +++ [pid 3752] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3749, 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/loop0", O_RDWR) = 3 [pid 3752] pipe2( [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3752] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3752] dup(4) = 5 [pid 3752] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... ioctl resumed>) = -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=0x555556691690) = 3755 ./strace-static-x86_64: Process 3755 attached [pid 3751] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3751] exit_group(0) = ? [pid 3751] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3756 [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3755] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3756 attached [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3755] write(3, "1000", 4) = 4 [pid 3755] close(3) = 0 [pid 3755] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3755] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3755] pipe2( [pid 3756] <... prctl resumed>) = 0 [pid 3756] setpgid(0, 0) = 0 [pid 3755] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3755] dup(4) = 5 [pid 3755] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3750] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3756] write(3, "1000", 4 [pid 3750] exit_group(0 [pid 3756] <... write resumed>) = 4 [pid 3750] <... exit_group resumed>) = ? [pid 3756] close(3 [pid 3750] +++ exited with 0 +++ [pid 3756] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3750, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3756] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3756] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3756] pipe2( [pid 3611] <... restart_syscall resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3756] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3756] dup(4 [pid 3611] close(3 [pid 3756] <... dup resumed>) = 5 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3757 ./strace-static-x86_64: Process 3757 attached [pid 3757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3756] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3757] setpgid(0, 0) = 0 [pid 3757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 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] pipe2([3, 4], 0) = 0 [pid 3757] dup(4) = 5 [pid 3757] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3753] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3753] exit_group(0) = ? [pid 3753] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3753, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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 3758 attached [pid 3754] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 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 3754] exit_group(0) = ? [pid 3758] write(3, "1000", 4 [pid 3754] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3758] <... write resumed>) = 4 [pid 3758] close(3) = 0 [pid 3758] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3758] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... openat resumed>) = 3 [pid 3758] pipe2( [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3758] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3758] dup(4 [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3758] <... dup resumed>) = 5 [pid 3758] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3759 attached [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3759 [pid 3759] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3756] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3756] exit_group(0) = ? [pid 3756] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3756, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3759] setpgid(0, 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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 3760 attached [pid 3759] <... setpgid resumed>) = 0 [pid 3752] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3760 [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] pipe2([3, 4], 0) = 0 [pid 3759] dup(4 [pid 3752] exit_group(0 [pid 3759] <... dup resumed>) = 5 [pid 3752] <... exit_group resumed>) = ? [pid 3759] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3752] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3752, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3760] <... prctl resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3760] setpgid(0, 0 [pid 3755] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3760] <... setpgid resumed>) = 0 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3761 [pid 3760] <... openat resumed>) = 3 [pid 3760] write(3, "1000", 4) = 4 [pid 3760] close(3) = 0 [pid 3760] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3760] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3760] pipe2([3, 4], 0) = 0 [pid 3760] dup(4) = 5 [pid 3760] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3755] exit_group(0./strace-static-x86_64: Process 3761 attached [pid 3757] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3755] <... exit_group resumed>) = ? [pid 3755] +++ exited with 0 +++ [pid 3757] exit_group(0) = ? [pid 3757] +++ exited with 0 +++ [pid 3761] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3761] setpgid(0, 0) = 0 [pid 3761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3761] write(3, "1000", 4) = 4 [pid 3761] close(3) = 0 [pid 3761] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3761] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3761] pipe2([3, 4], 0) = 0 [pid 3761] dup(4) = 5 [pid 3761] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3757, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3606] <... openat resumed>) = 3 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3762 [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3763 ./strace-static-x86_64: Process 3762 attached [pid 3762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3762] setpgid(0, 0./strace-static-x86_64: Process 3763 attached [pid 3763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3762] <... setpgid resumed>) = 0 [pid 3763] <... prctl resumed>) = 0 [pid 3763] setpgid(0, 0) = 0 [pid 3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3763] write(3, "1000", 4) = 4 [pid 3763] close(3) = 0 [pid 3763] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3763] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3763] pipe2([3, 4], 0) = 0 [pid 3763] dup(4) = 5 [pid 3763] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3762] write(3, "1000", 4) = 4 [pid 3762] close(3) = 0 [pid 3762] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3762] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3762] pipe2([3, 4], 0) = 0 [pid 3762] dup(4) = 5 [pid 3762] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3758] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3758] exit_group(0) = ? [pid 3758] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3758, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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 [pid 3759] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3759] exit_group(0) = ? [pid 3759] +++ exited with 0 +++ ./strace-static-x86_64: Process 3764 attached [pid 3764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3764] setpgid(0, 0) = 0 [pid 3764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3764] write(3, "1000", 4) = 4 [pid 3764] close(3) = 0 [pid 3764] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3764] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3764] pipe2([3, 4], 0) = 0 [pid 3764] dup(4) = 5 [pid 3764] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3759, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3764 [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3765 ./strace-static-x86_64: Process 3765 attached [pid 3765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3760] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3760] exit_group(0) = ? [pid 3760] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3765] setpgid(0, 0 [pid 3610] <... openat resumed>) = 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 3765] <... setpgid resumed>) = 0 [pid 3765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3766 [pid 3765] <... openat resumed>) = 3 [pid 3765] write(3, "1000", 4) = 4 [pid 3765] close(3) = 0 ./strace-static-x86_64: Process 3766 attached [pid 3765] mkdir("./file0", 0777 [pid 3766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3765] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3766] <... prctl resumed>) = 0 [pid 3765] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3761] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3765] pipe2( [pid 3761] exit_group(0 [pid 3765] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3761] <... exit_group resumed>) = ? [pid 3765] dup(4 [pid 3761] +++ exited with 0 +++ [pid 3765] <... dup resumed>) = 5 [pid 3765] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3766] setpgid(0, 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3761, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3766] <... setpgid resumed>) = 0 [pid 3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3766] write(3, "1000", 4) = 4 [pid 3608] <... openat resumed>) = 3 [pid 3766] close(3) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3766] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3766] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3766] pipe2( [pid 3608] close(3 [pid 3766] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3766] dup(4 [pid 3608] <... close resumed>) = 0 [pid 3766] <... dup resumed>) = 5 [pid 3766] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3767 attached , child_tidptr=0x555556691690) = 3767 [pid 3767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3763] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3767] <... prctl resumed>) = 0 [pid 3767] setpgid(0, 0) = 0 [pid 3767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3763] exit_group(0 [pid 3767] <... openat resumed>) = 3 [pid 3763] <... exit_group resumed>) = ? [pid 3767] write(3, "1000", 4) = 4 [pid 3767] close(3) = 0 [pid 3767] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3763] +++ exited with 0 +++ [pid 3767] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] --- 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] pipe2( [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3767] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3767] dup(4) = 5 [pid 3767] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3768 ./strace-static-x86_64: Process 3768 attached [pid 3768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3768] setpgid(0, 0) = 0 [pid 3768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3768] write(3, "1000", 4) = 4 [pid 3768] close(3) = 0 [pid 3768] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3768] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3768] pipe2([3, 4], 0) = 0 [pid 3768] dup(4) = 5 [pid 3768] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3762] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3762] exit_group(0) = ? [pid 3762] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3762, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3769 ./strace-static-x86_64: Process 3769 attached [pid 3769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3769] setpgid(0, 0) = 0 [pid 3769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3769] write(3, "1000", 4) = 4 [pid 3769] close(3) = 0 [pid 3769] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3769] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3769] pipe2([3, 4], 0) = 0 [pid 3769] dup(4) = 5 [pid 3769] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3764] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3764] exit_group(0) = ? [pid 3764] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3764, 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/loop3", 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=0x555556691690) = 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] pipe2([3, 4], 0) = 0 [pid 3770] dup(4) = 5 [pid 3770] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3765] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3765] exit_group(0) = ? [pid 3765] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3765, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3771 ./strace-static-x86_64: Process 3771 attached [pid 3771] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3771] setpgid(0, 0) = 0 [pid 3771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3771] write(3, "1000", 4) = 4 [pid 3771] close(3) = 0 [pid 3771] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3771] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3771] pipe2([3, 4], 0) = 0 [pid 3771] dup(4) = 5 [pid 3771] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3767] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3767] exit_group(0) = ? [pid 3767] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3767, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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 3772 attached , child_tidptr=0x555556691690) = 3772 [pid 3772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3772] setpgid(0, 0) = 0 [pid 3772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3772] write(3, "1000", 4) = 4 [pid 3772] close(3) = 0 [pid 3772] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3772] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3772] pipe2([3, 4], 0) = 0 [pid 3772] dup(4) = 5 [pid 3772] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3768] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3768] exit_group(0) = ? [pid 3768] +++ exited with 0 +++ [pid 3766] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3766] exit_group(0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3768, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3766] <... exit_group resumed>) = ? [pid 3766] +++ exited with 0 +++ [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3766, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3606] close(3) = 0 [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 3610] close(3./strace-static-x86_64: Process 3773 attached [pid 3773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3773] setpgid(0, 0 [pid 3610] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3773 [pid 3773] <... setpgid resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3773] write(3, "1000", 4) = 4 [pid 3773] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3774 [pid 3773] <... close resumed>) = 0 [pid 3773] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3773] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3773] pipe2([3, 4], 0) = 0 [pid 3773] dup(4) = 5 [pid 3773] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3774 attached [pid 3774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3774] setpgid(0, 0) = 0 [pid 3774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3774] write(3, "1000", 4) = 4 [pid 3774] close(3) = 0 [pid 3774] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3774] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3774] pipe2([3, 4], 0) = 0 [pid 3774] dup(4) = 5 [pid 3774] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3771] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3771] exit_group(0) = ? [pid 3771] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3771, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3775 ./strace-static-x86_64: Process 3775 attached [pid 3775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3775] setpgid(0, 0) = 0 [pid 3775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3769] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3769] exit_group(0) = ? [pid 3769] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3769, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3775] write(3, "1000", 4) = 4 [pid 3775] close(3) = 0 [pid 3775] mkdir("./file0", 0777 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3775] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... openat resumed>) = 3 [pid 3775] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3775] pipe2( [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3775] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] close(3 [pid 3775] dup(4 [pid 3611] <... close resumed>) = 0 [pid 3775] <... dup resumed>) = 5 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3775] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3776 ./strace-static-x86_64: Process 3776 attached [pid 3776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3776] setpgid(0, 0) = 0 [pid 3776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3776] write(3, "1000", 4) = 4 [pid 3776] close(3) = 0 [pid 3776] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3776] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3776] pipe2([3, 4], 0) = 0 [pid 3776] dup(4 [pid 3770] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3776] <... dup resumed>) = 5 [pid 3776] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3770] exit_group(0) = ? [pid 3770] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3770, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3772] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] close(3 [pid 3772] exit_group(0 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3777 [pid 3772] <... exit_group resumed>) = ? [pid 3772] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3772, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 ./strace-static-x86_64: Process 3777 attached [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3778 ./strace-static-x86_64: Process 3778 attached [pid 3778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3778] setpgid(0, 0 [pid 3773] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3773] exit_group(0 [pid 3778] <... setpgid resumed>) = 0 [pid 3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3778] write(3, "1000", 4 [pid 3777] <... prctl resumed>) = 0 [pid 3773] <... exit_group resumed>) = ? [pid 3778] <... write resumed>) = 4 [pid 3777] setpgid(0, 0 [pid 3778] close(3) = 0 [pid 3777] <... setpgid resumed>) = 0 [pid 3774] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3773] +++ exited with 0 +++ [pid 3778] mkdir("./file0", 0777 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3773, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3778] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3778] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3778] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3778] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3778] dup(4 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3778] <... dup resumed>) = 5 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3778] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] close(3 [pid 3777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3776] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3775] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3774] exit_group(0 [pid 3606] <... close resumed>) = 0 [pid 3777] <... openat resumed>) = 3 [pid 3776] exit_group(0 [pid 3775] exit_group(0 [pid 3774] <... exit_group resumed>) = ? [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3779 attached [pid 3777] write(3, "1000", 4 [pid 3776] <... exit_group resumed>) = ? [pid 3775] <... exit_group resumed>) = ? [pid 3774] +++ exited with 0 +++ [pid 3777] <... write resumed>) = 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3774, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3779 [pid 3777] close(3) = 0 [pid 3776] +++ exited with 0 +++ [pid 3775] +++ exited with 0 +++ [pid 3779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3777] mkdir("./file0", 0777 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3775, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3779] <... prctl resumed>) = 0 [pid 3777] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3776, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3779] setpgid(0, 0 [pid 3777] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3607] <... restart_syscall resumed>) = 0 [pid 3779] <... setpgid resumed>) = 0 [pid 3777] pipe2( [pid 3611] <... openat resumed>) = 3 [pid 3779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3777] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3779] <... openat resumed>) = 3 [pid 3777] dup(4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3779] write(3, "1000", 4 [pid 3777] <... dup resumed>) = 5 [pid 3611] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3779] <... write resumed>) = 4 [pid 3777] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3607] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3780 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3781 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3782 ./strace-static-x86_64: Process 3781 attached [pid 3781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3779] close(3./strace-static-x86_64: Process 3782 attached ./strace-static-x86_64: Process 3780 attached ) = 0 [pid 3779] mkdir("./file0", 0777 [pid 3782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3779] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3782] setpgid(0, 0 [pid 3780] <... prctl resumed>) = 0 [pid 3779] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3782] <... setpgid resumed>) = 0 [pid 3781] <... prctl resumed>) = 0 [pid 3780] setpgid(0, 0 [pid 3779] pipe2( [pid 3782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3781] setpgid(0, 0 [pid 3780] <... setpgid resumed>) = 0 [pid 3779] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3782] <... openat resumed>) = 3 [pid 3781] <... setpgid resumed>) = 0 [pid 3780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3779] dup(4 [pid 3782] write(3, "1000", 4 [pid 3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3780] <... openat resumed>) = 3 [pid 3779] <... dup resumed>) = 5 [pid 3782] <... write resumed>) = 4 [pid 3781] <... openat resumed>) = 3 [pid 3780] write(3, "1000", 4 [pid 3779] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3782] close(3 [pid 3781] write(3, "1000", 4 [pid 3780] <... write resumed>) = 4 [pid 3782] <... close resumed>) = 0 [pid 3781] <... write resumed>) = 4 [pid 3780] close(3 [pid 3782] mkdir("./file0", 0777 [pid 3781] close(3 [pid 3780] <... close resumed>) = 0 [pid 3782] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3781] <... close resumed>) = 0 [pid 3780] mkdir("./file0", 0777 [pid 3782] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3781] mkdir("./file0", 0777 [pid 3780] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3782] pipe2( [pid 3781] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3780] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3782] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3781] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3780] pipe2( [pid 3782] dup(4 [pid 3781] pipe2( [pid 3780] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3782] <... dup resumed>) = 5 [pid 3781] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3780] dup(4 [pid 3782] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3781] dup(4 [pid 3780] <... dup resumed>) = 5 [pid 3781] <... dup resumed>) = 5 [pid 3780] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3781] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3778] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3778] exit_group(0) = ? [pid 3778] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3778, 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/loop2", 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 3783 attached , child_tidptr=0x555556691690) = 3783 [pid 3783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3783] setpgid(0, 0) = 0 [pid 3783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3783] write(3, "1000", 4) = 4 [pid 3783] close(3 [pid 3777] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3777] exit_group(0) = ? [pid 3777] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3777, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3784 ./strace-static-x86_64: Process 3784 attached [pid 3783] <... close resumed>) = 0 [pid 3784] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3783] mkdir("./file0", 0777 [pid 3784] <... prctl resumed>) = 0 [pid 3783] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3784] setpgid(0, 0 [pid 3783] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3784] <... setpgid resumed>) = 0 [pid 3784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3783] pipe2([3, 4], 0) = 0 [pid 3779] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3783] dup(4 [pid 3784] <... openat resumed>) = 3 [pid 3783] <... dup resumed>) = 5 [pid 3779] exit_group(0 [pid 3784] write(3, "1000", 4 [pid 3783] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3779] <... exit_group resumed>) = ? [pid 3784] <... write resumed>) = 4 [pid 3784] close(3) = 0 [pid 3784] mkdir("./file0", 0777 [pid 3779] +++ exited with 0 +++ [pid 3784] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3784] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3779, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3784] pipe2( [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3784] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3784] dup(4 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3784] <... dup resumed>) = 5 [pid 3784] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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 3785 attached , child_tidptr=0x555556691690) = 3785 [pid 3785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3781] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3781] exit_group(0) = ? [pid 3781] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3781, 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/loop4", 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=0x555556691690) = 3786 [pid 3785] setpgid(0, 0) = 0 [pid 3785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3785] write(3, "1000", 4) = 4 [pid 3785] close(3) = 0 [pid 3785] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3786 attached [pid 3785] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3785] pipe2([3, 4], 0) = 0 [pid 3785] dup(4) = 5 [pid 3785] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3782] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3782] exit_group(0) = ? [pid 3782] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3782, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3786] setpgid(0, 0 [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3787 ./strace-static-x86_64: Process 3787 attached [pid 3786] <... setpgid resumed>) = 0 [pid 3786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3786] <... openat resumed>) = 3 [pid 3787] <... prctl resumed>) = 0 [pid 3786] write(3, "1000", 4 [pid 3787] setpgid(0, 0 [pid 3786] <... write resumed>) = 4 [pid 3787] <... setpgid resumed>) = 0 [pid 3786] close(3 [pid 3787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3786] <... close resumed>) = 0 [pid 3786] mkdir("./file0", 0777 [pid 3787] <... openat resumed>) = 3 [pid 3786] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3787] write(3, "1000", 4 [pid 3786] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3787] <... write resumed>) = 4 [pid 3786] pipe2( [pid 3787] close(3 [pid 3786] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3787] <... close resumed>) = 0 [pid 3786] dup(4 [pid 3787] mkdir("./file0", 0777 [pid 3786] <... dup resumed>) = 5 [pid 3787] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3786] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3787] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3787] pipe2( [pid 3780] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3787] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3787] dup(4) = 5 [pid 3787] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3780] exit_group(0) = ? [pid 3780] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3780, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3788 ./strace-static-x86_64: Process 3788 attached [pid 3788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3788] setpgid(0, 0) = 0 [pid 3788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3788] write(3, "1000", 4) = 4 [pid 3788] close(3) = 0 [pid 3788] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3788] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3788] pipe2([3, 4], 0) = 0 [pid 3788] dup(4) = 5 [pid 3788] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3787] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3787] exit_group(0) = ? [pid 3787] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3787, 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/loop1", 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=0x555556691690) = 3789 ./strace-static-x86_64: Process 3789 attached [pid 3783] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3783] exit_group(0) = ? [pid 3783] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3783, 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/loop2", 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=0x555556691690) = 3790 ./strace-static-x86_64: Process 3790 attached [pid 3789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3789] setpgid(0, 0 [pid 3790] <... prctl resumed>) = 0 [pid 3789] <... setpgid resumed>) = 0 [pid 3790] setpgid(0, 0) = 0 [pid 3789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3789] <... openat resumed>) = 3 [pid 3790] <... openat resumed>) = 3 [pid 3789] write(3, "1000", 4 [pid 3790] write(3, "1000", 4 [pid 3789] <... write resumed>) = 4 [pid 3790] <... write resumed>) = 4 [pid 3789] close(3 [pid 3790] close(3 [pid 3789] <... close resumed>) = 0 [pid 3790] <... close resumed>) = 0 [pid 3789] mkdir("./file0", 0777 [pid 3790] mkdir("./file0", 0777 [pid 3789] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3790] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3790] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3790] pipe2([3, 4], 0) = 0 [pid 3790] dup(4) = 5 [pid 3790] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3785] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3789] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3785] exit_group(0) = ? [pid 3785] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3785, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3784] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... restart_syscall resumed>) = 0 [pid 3784] exit_group(0) = ? [pid 3784] +++ exited with 0 +++ [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3789] pipe2( [pid 3606] <... openat resumed>) = 3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3784, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] close(3 [pid 3789] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... close resumed>) = 0 [pid 3789] dup(4 [pid 3786] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3789] <... dup resumed>) = 5 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3789] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... openat resumed>) = 3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3791 [pid 3786] exit_group(0 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3./strace-static-x86_64: Process 3791 attached [pid 3788] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3786] <... exit_group resumed>) = ? [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3792 attached [pid 3791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3788] exit_group(0 [pid 3786] +++ exited with 0 +++ [pid 3792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3791] <... prctl resumed>) = 0 [pid 3788] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3786, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3792 [pid 3792] <... prctl resumed>) = 0 [pid 3791] setpgid(0, 0 [pid 3792] setpgid(0, 0 [pid 3791] <... setpgid resumed>) = 0 [pid 3788] +++ exited with 0 +++ [pid 3792] <... setpgid resumed>) = 0 [pid 3791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3788, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3791] <... openat resumed>) = 3 [pid 3792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3791] write(3, "1000", 4 [pid 3792] <... openat resumed>) = 3 [pid 3792] write(3, "1000", 4 [pid 3791] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3792] <... write resumed>) = 4 [pid 3791] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3792] close(3 [pid 3791] <... close resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3792] <... close resumed>) = 0 [pid 3791] mkdir("./file0", 0777 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... openat resumed>) = 3 [pid 3792] mkdir("./file0", 0777 [pid 3791] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3792] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3791] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3792] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3791] pipe2( [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3./strace-static-x86_64: Process 3793 attached [pid 3792] pipe2( [pid 3791] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... close resumed>) = 0 [pid 3793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3792] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3791] dup(4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3793 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3794 attached [pid 3793] <... prctl resumed>) = 0 [pid 3792] dup(4 [pid 3791] <... dup resumed>) = 5 [pid 3794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3793] setpgid(0, 0 [pid 3792] <... dup resumed>) = 5 [pid 3791] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3794 [pid 3794] <... prctl resumed>) = 0 [pid 3793] <... setpgid resumed>) = 0 [pid 3792] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3794] setpgid(0, 0 [pid 3793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3794] <... setpgid resumed>) = 0 [pid 3793] <... openat resumed>) = 3 [pid 3794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3793] write(3, "1000", 4 [pid 3794] <... openat resumed>) = 3 [pid 3793] <... write resumed>) = 4 [pid 3794] write(3, "1000", 4 [pid 3793] close(3 [pid 3794] <... write resumed>) = 4 [pid 3793] <... close resumed>) = 0 [pid 3794] close(3 [pid 3793] mkdir("./file0", 0777 [pid 3794] <... close resumed>) = 0 [pid 3793] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3794] mkdir("./file0", 0777 [pid 3793] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3794] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3793] pipe2( [pid 3794] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3793] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3794] pipe2( [pid 3793] dup(4 [pid 3794] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3793] <... dup resumed>) = 5 [pid 3794] dup(4 [pid 3793] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3794] <... dup resumed>) = 5 [pid 3794] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3790] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3790] exit_group(0) = ? [pid 3790] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3790, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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 3795 attached , child_tidptr=0x555556691690) = 3795 [pid 3795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3795] setpgid(0, 0) = 0 [pid 3795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3795] write(3, "1000", 4) = 4 [pid 3795] close(3) = 0 [pid 3795] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3795] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3795] pipe2([3, 4], 0) = 0 [pid 3795] dup(4 [pid 3789] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3795] <... dup resumed>) = 5 [pid 3789] exit_group(0 [pid 3795] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3789] <... exit_group resumed>) = ? [pid 3789] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3789, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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 3796 attached [pid 3792] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3796 [pid 3793] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3793] exit_group(0) = ? [pid 3793] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3793, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3792] exit_group(0 [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3792] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3796] <... prctl resumed>) = 0 [pid 3792] +++ exited with 0 +++ [pid 3796] setpgid(0, 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3797 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3792, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3796] <... setpgid resumed>) = 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... restart_syscall resumed>) = 0 [pid 3796] <... openat resumed>) = 3 [pid 3796] write(3, "1000", 4) = 4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3796] close(3 [pid 3609] <... openat resumed>) = 3 [pid 3796] <... close resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3796] mkdir("./file0", 0777 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3796] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3798 ./strace-static-x86_64: Process 3797 attached [pid 3797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3796] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 3798 attached [pid 3797] <... prctl resumed>) = 0 [pid 3798] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3797] setpgid(0, 0 [pid 3796] pipe2( [pid 3798] <... prctl resumed>) = 0 [pid 3797] <... setpgid resumed>) = 0 [pid 3798] setpgid(0, 0 [pid 3797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3798] <... setpgid resumed>) = 0 [pid 3797] <... openat resumed>) = 3 [pid 3798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3797] write(3, "1000", 4 [pid 3798] <... openat resumed>) = 3 [pid 3797] <... write resumed>) = 4 [pid 3798] write(3, "1000", 4 [pid 3797] close(3 [pid 3798] <... write resumed>) = 4 [pid 3797] <... close resumed>) = 0 [pid 3798] close(3 [pid 3797] mkdir("./file0", 0777 [pid 3798] <... close resumed>) = 0 [pid 3797] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3796] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3791] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3798] mkdir("./file0", 0777 [pid 3797] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3796] dup(4 [pid 3791] exit_group(0 [pid 3798] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3797] pipe2( [pid 3796] <... dup resumed>) = 5 [pid 3791] <... exit_group resumed>) = ? [pid 3798] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3797] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3798] pipe2( [pid 3797] dup(4 [pid 3798] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3797] <... dup resumed>) = 5 [pid 3798] dup(4 [pid 3797] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3798] <... dup resumed>) = 5 [pid 3798] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3796] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3791] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3791, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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 3799 attached [pid 3799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3799 [pid 3799] <... prctl resumed>) = 0 [pid 3799] setpgid(0, 0) = 0 [pid 3799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3799] write(3, "1000", 4) = 4 [pid 3799] close(3 [pid 3794] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3794] exit_group(0) = ? [pid 3794] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3794, 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/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3799] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3799] mkdir("./file0", 0777 [pid 3610] <... close resumed>) = 0 [pid 3799] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3799] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3800 [pid 3795] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3795] exit_group(0) = ? ./strace-static-x86_64: Process 3800 attached [pid 3799] pipe2([3, 4], 0) = 0 [pid 3795] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3795, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3799] dup(4 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3799] <... dup resumed>) = 5 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3799] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3797] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3796] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... close resumed>) = 0 [pid 3800] <... prctl resumed>) = 0 [pid 3797] exit_group(0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3800] setpgid(0, 0 [pid 3797] <... exit_group resumed>) = ? [pid 3796] exit_group(0 [pid 3800] <... setpgid resumed>) = 0 [pid 3797] +++ exited with 0 +++ [pid 3796] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3801 attached [pid 3800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3796] +++ exited with 0 +++ [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3801 [pid 3801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3800] <... openat resumed>) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3797, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3796, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3801] <... prctl resumed>) = 0 [pid 3800] write(3, "1000", 4 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3801] setpgid(0, 0 [pid 3800] <... write resumed>) = 4 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3801] <... setpgid resumed>) = 0 [pid 3800] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3800] <... close resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3801] <... openat resumed>) = 3 [pid 3800] mkdir("./file0", 0777 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3801] write(3, "1000", 4 [pid 3800] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3801] <... write resumed>) = 4 [pid 3800] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3801] close(3 [pid 3800] pipe2( [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3801] <... close resumed>) = 0 [pid 3611] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3802 attached [pid 3801] mkdir("./file0", 0777 [pid 3800] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3798] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... close resumed>) = 0 [pid 3802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3801] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3800] dup(4 [pid 3798] exit_group(0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3802 [pid 3801] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3801] pipe2( [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3803 [pid 3801] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3801] dup(4) = 5 [pid 3801] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3800] <... dup resumed>) = 5 [pid 3798] <... exit_group resumed>) = ? [pid 3800] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3798] +++ exited with 0 +++ [pid 3802] <... prctl resumed>) = 0 [pid 3802] setpgid(0, 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3798, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3802] <... setpgid resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3803 attached [pid 3802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3799] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3802] <... openat resumed>) = 3 [pid 3799] exit_group(0 [pid 3803] <... prctl resumed>) = 0 [pid 3802] write(3, "1000", 4 [pid 3799] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3802] <... write resumed>) = 4 [pid 3609] <... openat resumed>) = 3 [pid 3803] setpgid(0, 0 [pid 3802] close(3 [pid 3799] +++ exited with 0 +++ [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3803] <... setpgid resumed>) = 0 [pid 3802] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3802] mkdir("./file0", 0777 [pid 3609] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3799, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3803] <... openat resumed>) = 3 [pid 3802] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... close resumed>) = 0 [pid 3803] write(3, "1000", 4 [pid 3802] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3804 attached [pid 3803] <... write resumed>) = 4 [pid 3802] pipe2( [pid 3804] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3803] close(3 [pid 3802] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3804 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3804] <... prctl resumed>) = 0 [pid 3803] <... close resumed>) = 0 [pid 3802] dup(4 [pid 3804] setpgid(0, 0 [pid 3803] mkdir("./file0", 0777 [pid 3802] <... dup resumed>) = 5 [pid 3606] <... openat resumed>) = 3 [pid 3804] <... setpgid resumed>) = 0 [pid 3803] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3802] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3803] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3803] pipe2( [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3803] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3804] <... openat resumed>) = 3 [pid 3803] dup(4 [pid 3606] close(3 [pid 3804] write(3, "1000", 4 [pid 3803] <... dup resumed>) = 5 [pid 3804] <... write resumed>) = 4 [pid 3803] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... close resumed>) = 0 [pid 3804] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3804] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3805 [pid 3801] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3801] exit_group(0 [pid 3804] mkdir("./file0", 0777 [pid 3801] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3805 attached [pid 3801] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3801, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3804] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3804] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3804] pipe2( [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3804] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... ioctl resumed>) = -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 3804] dup(4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3806 [pid 3804] <... dup resumed>) = 5 [pid 3804] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3800] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3800] exit_group(0) = ? [pid 3805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3800] +++ exited with 0 +++ [pid 3805] <... prctl resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3800, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3805] setpgid(0, 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3805] <... setpgid resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3806 attached [pid 3805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3806] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3805] <... openat resumed>) = 3 [pid 3806] <... prctl resumed>) = 0 [pid 3805] write(3, "1000", 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3806] setpgid(0, 0 [pid 3805] <... write resumed>) = 4 [pid 3610] <... openat resumed>) = 3 [pid 3805] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3805] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3805] mkdir("./file0", 0777 [pid 3610] close(3 [pid 3805] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... close resumed>) = 0 [pid 3805] --- 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 3805] pipe2( [pid 3806] <... setpgid resumed>) = 0 [pid 3805] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3807 [pid 3805] dup(4) = 5 [pid 3805] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3807 attached [pid 3806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3806] write(3, "1000", 4) = 4 [pid 3802] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3806] close(3) = 0 [pid 3802] exit_group(0 [pid 3806] mkdir("./file0", 0777 [pid 3802] <... exit_group resumed>) = ? [pid 3806] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3806] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3802] +++ exited with 0 +++ [pid 3806] pipe2( [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3802, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3806] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3807] <... prctl resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3806] dup(4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3808 [pid 3807] setpgid(0, 0 [pid 3806] <... dup resumed>) = 5 [pid 3803] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3808 attached [pid 3807] <... setpgid resumed>) = 0 [pid 3806] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3804] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3803] exit_group(0 [pid 3807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3804] exit_group(0 [pid 3803] <... exit_group resumed>) = ? [pid 3808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3807] <... openat resumed>) = 3 [pid 3804] <... exit_group resumed>) = ? [pid 3803] +++ exited with 0 +++ [pid 3808] <... prctl resumed>) = 0 [pid 3807] write(3, "1000", 4 [pid 3804] +++ exited with 0 +++ [pid 3808] setpgid(0, 0 [pid 3807] <... write resumed>) = 4 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3803, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3808] <... setpgid resumed>) = 0 [pid 3807] close(3 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3804, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3807] <... close resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3808] <... openat resumed>) = 3 [pid 3807] mkdir("./file0", 0777 [pid 3808] write(3, "1000", 4 [pid 3807] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... restart_syscall resumed>) = 0 [pid 3808] <... write resumed>) = 4 [pid 3807] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3808] close(3 [pid 3807] pipe2( [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3808] <... close resumed>) = 0 [pid 3807] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3808] mkdir("./file0", 0777 [pid 3807] dup(4 [pid 3611] <... openat resumed>) = 3 [pid 3808] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3807] <... dup resumed>) = 5 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3808] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3807] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3808] pipe2( [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 3808] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3808] dup(4 [pid 3611] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3808] <... dup resumed>) = 5 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] close(3 [pid 3808] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3809 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3809 attached [pid 3809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3809] setpgid(0, 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3810 [pid 3809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3809] write(3, "1000", 4) = 4 [pid 3809] close(3) = 0 [pid 3809] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3809] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3809] pipe2([3, 4], 0) = 0 [pid 3809] dup(4) = 5 [pid 3809] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3810 attached [pid 3810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3810] setpgid(0, 0) = 0 [pid 3810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3810] write(3, "1000", 4) = 4 [pid 3810] close(3) = 0 [pid 3810] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3810] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3810] pipe2([3, 4], 0) = 0 [pid 3810] dup(4) = 5 [pid 3810] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3805] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3805] exit_group(0) = ? [pid 3805] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3805, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3811 ./strace-static-x86_64: Process 3811 attached [pid 3811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3811] setpgid(0, 0) = 0 [pid 3811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3811] write(3, "1000", 4) = 4 [pid 3811] close(3) = 0 [pid 3806] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3811] mkdir("./file0", 0777 [pid 3806] exit_group(0 [pid 3811] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3806] <... exit_group resumed>) = ? [pid 3811] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3806] +++ exited with 0 +++ [pid 3811] pipe2([3, 4], 0) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3806, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3811] dup(4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3811] <... dup resumed>) = 5 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3811] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 3812 ./strace-static-x86_64: Process 3812 attached [pid 3812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3812] setpgid(0, 0) = 0 [pid 3812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3812] write(3, "1000", 4) = 4 [pid 3812] close(3) = 0 [pid 3812] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3812] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3812] pipe2([3, 4], 0) = 0 [pid 3807] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3812] dup(4 [pid 3807] exit_group(0) = ? [pid 3812] <... dup resumed>) = 5 [pid 3812] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3807] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3807, 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/loop4", 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 3813 attached , child_tidptr=0x555556691690) = 3813 [pid 3813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3813] setpgid(0, 0) = 0 [pid 3813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3808] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3808] exit_group(0) = ? [pid 3808] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3808, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3814 [pid 3813] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3814 attached [pid 3813] write(3, "1000", 4 [pid 3814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3813] <... write resumed>) = 4 [pid 3814] setpgid(0, 0 [pid 3813] close(3 [pid 3814] <... setpgid resumed>) = 0 [pid 3813] <... close resumed>) = 0 [pid 3814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3813] mkdir("./file0", 0777 [pid 3814] <... openat resumed>) = 3 [pid 3813] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3814] write(3, "1000", 4 [pid 3813] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3814] <... write resumed>) = 4 [pid 3814] close(3 [pid 3813] pipe2( [pid 3814] <... close resumed>) = 0 [pid 3813] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3814] mkdir("./file0", 0777 [pid 3813] dup(4 [pid 3814] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3813] <... dup resumed>) = 5 [pid 3814] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3813] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3814] pipe2([3, 4], 0) = 0 [pid 3814] dup(4) = 5 [pid 3814] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3810] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3810] exit_group(0) = ? [pid 3810] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3810, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3809] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 3815 [pid 3809] exit_group(0./strace-static-x86_64: Process 3815 attached ) = ? [pid 3811] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3809] +++ exited with 0 +++ [pid 3811] exit_group(0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3809, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3811] <... exit_group resumed>) = ? [pid 3811] +++ exited with 0 +++ [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3811, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3816 ./strace-static-x86_64: Process 3816 attached [pid 3815] <... prctl resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3815] setpgid(0, 0 [pid 3606] <... openat resumed>) = 3 [pid 3815] <... setpgid resumed>) = 0 [pid 3812] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3812] exit_group(0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3815] <... openat resumed>) = 3 [pid 3812] <... exit_group resumed>) = ? [pid 3815] write(3, "1000", 4 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3815] <... write resumed>) = 4 [pid 3606] close(3 [pid 3815] close(3 [pid 3812] +++ exited with 0 +++ [pid 3606] <... close resumed>) = 0 [pid 3815] <... close resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3812, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3815] mkdir("./file0", 0777 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3815] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3817 attached [pid 3816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3815] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3816] <... prctl resumed>) = 0 [pid 3815] pipe2( [pid 3816] setpgid(0, 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3816] <... setpgid resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3816] <... openat resumed>) = 3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3817] <... prctl resumed>) = 0 [pid 3816] write(3, "1000", 4 [pid 3815] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3817 [pid 3817] setpgid(0, 0 [pid 3816] <... write resumed>) = 4 [pid 3815] dup(4 [pid 3608] <... close resumed>) = 0 [pid 3817] <... setpgid resumed>) = 0 [pid 3816] close(3 [pid 3815] <... dup resumed>) = 5 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3818 attached [pid 3817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3816] <... close resumed>) = 0 [pid 3815] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3816] mkdir("./file0", 0777 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3818 [pid 3816] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3816] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3816] pipe2([3, 4], 0) = 0 [pid 3816] dup(4) = 5 [pid 3816] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3818] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3818] setpgid(0, 0) = 0 [pid 3817] <... openat resumed>) = 3 [pid 3818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3814] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3813] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3818] <... openat resumed>) = 3 [pid 3817] write(3, "1000", 4 [pid 3814] exit_group(0 [pid 3813] exit_group(0 [pid 3818] write(3, "1000", 4 [pid 3817] <... write resumed>) = 4 [pid 3814] <... exit_group resumed>) = ? [pid 3813] <... exit_group resumed>) = ? [pid 3818] <... write resumed>) = 4 [pid 3817] close(3 [pid 3818] close(3 [pid 3817] <... close resumed>) = 0 [pid 3818] <... close resumed>) = 0 [pid 3817] mkdir("./file0", 0777 [pid 3818] mkdir("./file0", 0777 [pid 3813] +++ exited with 0 +++ [pid 3817] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3818] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3817] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3813, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3818] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3818] pipe2([3, 4], 0) = 0 [pid 3817] pipe2( [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3818] dup(4 [pid 3610] <... openat resumed>) = 3 [pid 3818] <... dup resumed>) = 5 [pid 3817] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3818] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3817] dup(4 [pid 3610] close(3 [pid 3817] <... dup resumed>) = 5 [pid 3814] +++ exited with 0 +++ [pid 3610] <... close resumed>) = 0 [pid 3817] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3814, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3819 ./strace-static-x86_64: Process 3819 attached [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3815] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3815] exit_group(0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3820 [pid 3819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3815] <... exit_group resumed>) = ? [pid 3819] <... prctl resumed>) = 0 [pid 3819] setpgid(0, 0 [pid 3815] +++ exited with 0 +++ [pid 3819] <... setpgid resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3815, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3819] write(3, "1000", 4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3819] <... write resumed>) = 4 [pid 3609] <... openat resumed>) = 3 [pid 3819] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3819] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3819] mkdir("./file0", 0777 [pid 3609] close(3 [pid 3819] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... close resumed>) = 0 [pid 3819] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3819] pipe2([3, 4], 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3821 [pid 3819] dup(4) = 5 [pid 3819] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3820 attached [pid 3820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3820] setpgid(0, 0) = 0 [pid 3820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3820] write(3, "1000", 4) = 4 [pid 3820] close(3./strace-static-x86_64: Process 3821 attached ) = 0 [pid 3821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3820] mkdir("./file0", 0777 [pid 3821] <... prctl resumed>) = 0 [pid 3820] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3821] setpgid(0, 0 [pid 3820] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3821] <... setpgid resumed>) = 0 [pid 3820] pipe2( [pid 3821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3820] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3821] <... openat resumed>) = 3 [pid 3820] dup(4) = 5 [pid 3821] write(3, "1000", 4 [pid 3820] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3821] <... write resumed>) = 4 [pid 3821] close(3) = 0 [pid 3821] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3821] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3816] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3821] pipe2([3, 4], 0) = 0 [pid 3816] exit_group(0 [pid 3821] dup(4 [pid 3816] <... exit_group resumed>) = ? [pid 3821] <... dup resumed>) = 5 [pid 3821] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3816] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3816, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3822 attached , child_tidptr=0x555556691690) = 3822 [pid 3822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3822] setpgid(0, 0) = 0 [pid 3822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3822] write(3, "1000", 4 [pid 3818] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3818] exit_group(0) = ? [pid 3818] +++ exited with 0 +++ [pid 3822] <... write resumed>) = 4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3818, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3822] close(3 [pid 3817] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3822] <... close resumed>) = 0 [pid 3817] exit_group(0 [pid 3608] <... openat resumed>) = 3 [pid 3822] mkdir("./file0", 0777 [pid 3817] <... exit_group resumed>) = ? [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3822] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3817] +++ exited with 0 +++ [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3822] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3817, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3822] pipe2( [pid 3608] <... close resumed>) = 0 [pid 3822] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3823 attached [pid 3822] dup(4 [pid 3821] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3819] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3822] <... dup resumed>) = 5 [pid 3821] exit_group(0 [pid 3820] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3823 [pid 3606] <... openat resumed>) = 3 [pid 3822] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3821] <... exit_group resumed>) = ? [pid 3820] exit_group(0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3821] +++ exited with 0 +++ [pid 3820] <... exit_group resumed>) = ? [pid 3819] exit_group(0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3823] <... prctl resumed>) = 0 [pid 3820] +++ exited with 0 +++ [pid 3819] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3821, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] close(3 [pid 3823] setpgid(0, 0 [pid 3819] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3820, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] <... close resumed>) = 0 [pid 3823] <... setpgid resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3819, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3823] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3823] write(3, "1000", 4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3823] <... write resumed>) = 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3823] close(3 [pid 3609] close(3./strace-static-x86_64: Process 3824 attached [pid 3823] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3823] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3824 [pid 3824] <... prctl resumed>) = 0 [pid 3823] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3824] setpgid(0, 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3824] <... setpgid resumed>) = 0 [pid 3823] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... openat resumed>) = 3 [pid 3824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3823] pipe2( [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3825 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3824] <... openat resumed>) = 3 [pid 3823] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3824] write(3, "1000", 4 [pid 3823] dup(4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] close(3 [pid 3824] <... write resumed>) = 4 [pid 3823] <... dup resumed>) = 5 [pid 3610] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3824] close(3 [pid 3823] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3824] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3824] mkdir("./file0", 0777 [pid 3610] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3826 [pid 3824] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... close resumed>) = 0 [pid 3824] --- 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./strace-static-x86_64: Process 3826 attached ./strace-static-x86_64: Process 3825 attached [pid 3824] pipe2( [pid 3825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3824] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3827 [pid 3826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3825] <... prctl resumed>) = 0 [pid 3824] dup(4 [pid 3825] setpgid(0, 0 [pid 3824] <... dup resumed>) = 5 [pid 3825] <... setpgid resumed>) = 0 [pid 3824] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3826] <... prctl resumed>) = 0 [pid 3825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3826] setpgid(0, 0 [pid 3825] <... openat resumed>) = 3 [pid 3826] <... setpgid resumed>) = 0 [pid 3825] write(3, "1000", 4 [pid 3822] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3825] <... write resumed>) = 4 [pid 3822] exit_group(0 [pid 3825] close(3 [pid 3822] <... exit_group resumed>) = ? [pid 3825] <... close resumed>) = 0 [pid 3822] +++ exited with 0 +++ [pid 3825] mkdir("./file0", 0777 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3822, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3825] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3825] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3825] pipe2( [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3825] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3825] dup(4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3825] <... dup resumed>) = 5 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3825] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3828 ./strace-static-x86_64: Process 3828 attached [pid 3828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3828] setpgid(0, 0) = 0 [pid 3826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3828] write(3, "1000", 4) = 4 [pid 3828] close(3 [pid 3826] <... openat resumed>) = 3 [pid 3828] <... close resumed>) = 0 [pid 3828] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3828] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3826] write(3, "1000", 4 [pid 3828] pipe2( [pid 3826] <... write resumed>) = 4 [pid 3828] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3826] close(3) = 0 [pid 3828] dup(4) = 5 [pid 3828] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3826] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3826] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3826] pipe2([3, 4], 0) = 0 [pid 3826] dup(4) = 5 [pid 3826] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3827 attached [pid 3827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3827] setpgid(0, 0) = 0 [pid 3827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3827] write(3, "1000", 4) = 4 [pid 3827] close(3) = 0 [pid 3827] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3827] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3827] pipe2([3, 4], 0) = 0 [pid 3827] dup(4) = 5 [pid 3827] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3823] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3823] exit_group(0) = ? [pid 3823] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3823, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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 3829 attached [pid 3824] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3824] exit_group(0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3829 [pid 3829] <... prctl resumed>) = 0 [pid 3824] <... exit_group resumed>) = ? [pid 3829] setpgid(0, 0 [pid 3824] +++ exited with 0 +++ [pid 3829] <... setpgid resumed>) = 0 [pid 3829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3824, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3829] <... openat resumed>) = 3 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3829] write(3, "1000", 4 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3829] <... write resumed>) = 4 [pid 3829] close(3) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3829] mkdir("./file0", 0777 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3829] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3829] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3829] pipe2( [pid 3827] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3827] exit_group(0) = ? [pid 3827] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3827, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3830 [pid 3606] close(3 [pid 3829] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... close resumed>) = 0 [pid 3828] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3830 attached [pid 3830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3830] setpgid(0, 0) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3831 [pid 3830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3830] write(3, "1000", 4 [pid 3825] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3831 attached [pid 3829] dup(4 [pid 3828] exit_group(0 [pid 3831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3829] <... dup resumed>) = 5 [pid 3828] <... exit_group resumed>) = ? [pid 3826] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3825] exit_group(0 [pid 3831] <... prctl resumed>) = 0 [pid 3829] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3826] exit_group(0 [pid 3825] <... exit_group resumed>) = ? [pid 3826] <... exit_group resumed>) = ? [pid 3830] <... write resumed>) = 4 [pid 3825] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3825, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3830] close(3 [pid 3826] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3826, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3828] +++ exited with 0 +++ [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3828, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... restart_syscall resumed>) = 0 [pid 3831] setpgid(0, 0 [pid 3830] <... close resumed>) = 0 [pid 3831] <... setpgid resumed>) = 0 [pid 3831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3831] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3831] write(3, "1000", 4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3831] <... write resumed>) = 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3831] close(3 [pid 3830] mkdir("./file0", 0777 [pid 3611] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3831] <... close resumed>) = 0 [pid 3830] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... close resumed>) = 0 [pid 3609] close(3 [pid 3830] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... close resumed>) = 0 [pid 3830] pipe2( [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3830] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3830] dup(4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3832 [pid 3830] <... dup resumed>) = 5 [pid 3830] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3832 attached [pid 3831] mkdir("./file0", 0777 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 3831] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3833 attached [pid 3832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3831] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3832] <... prctl resumed>) = 0 [pid 3831] pipe2( [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3833 [pid 3833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3832] setpgid(0, 0 [pid 3831] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3834 [pid 3833] <... prctl resumed>) = 0 [pid 3832] <... setpgid resumed>) = 0 [pid 3831] dup(4 [pid 3833] setpgid(0, 0 [pid 3832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3831] <... dup resumed>) = 5 [pid 3833] <... setpgid resumed>) = 0 [pid 3832] <... openat resumed>) = 3 [pid 3831] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3832] write(3, "1000", 4 [pid 3833] <... openat resumed>) = 3 [pid 3832] <... write resumed>) = 4 [pid 3833] write(3, "1000", 4 [pid 3832] close(3 [pid 3833] <... write resumed>) = 4 [pid 3832] <... close resumed>) = 0 [pid 3833] close(3 [pid 3832] mkdir("./file0", 0777 [pid 3833] <... close resumed>) = 0 [pid 3832] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3833] mkdir("./file0", 0777 [pid 3832] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3833] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3832] pipe2( [pid 3833] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3832] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 3834 attached [pid 3833] pipe2( [pid 3832] dup(4 [pid 3834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3833] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3832] <... dup resumed>) = 5 [pid 3834] <... prctl resumed>) = 0 [pid 3833] dup(4 [pid 3832] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3834] setpgid(0, 0 [pid 3833] <... dup resumed>) = 5 [pid 3829] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3833] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3829] exit_group(0) = ? [pid 3829] +++ exited with 0 +++ [pid 3834] <... setpgid resumed>) = 0 [pid 3834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3829, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3834] <... openat resumed>) = 3 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3834] write(3, "1000", 4 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3834] <... write resumed>) = 4 [pid 3834] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3834] mkdir("./file0", 0777 [pid 3608] <... openat resumed>) = 3 [pid 3834] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3834] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3834] pipe2( [pid 3608] close(3 [pid 3834] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... close resumed>) = 0 [pid 3834] dup(4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3834] <... dup resumed>) = 5 [pid 3834] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3835 ./strace-static-x86_64: Process 3835 attached [pid 3835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3830] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3830] exit_group(0) = ? [pid 3830] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3830, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3836 [pid 3835] setpgid(0, 0) = 0 [pid 3835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3835] write(3, "1000", 4) = 4 [pid 3835] close(3) = 0 [pid 3835] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3835] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3835] pipe2([3, 4], 0) = 0 [pid 3835] dup(4 [pid 3831] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3835] <... dup resumed>) = 5 [pid 3831] exit_group(0 [pid 3835] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3831] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3836 attached [pid 3831] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3831, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3836] <... prctl resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3836] setpgid(0, 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3836] <... setpgid resumed>) = 0 [pid 3606] close(3 [pid 3836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... close resumed>) = 0 [pid 3836] <... openat resumed>) = 3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3836] write(3, "1000", 4) = 4 [pid 3836] close(3) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3837 [pid 3836] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3836] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3836] pipe2([3, 4], 0) = 0 [pid 3836] dup(4) = 5 [pid 3836] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3837 attached [pid 3837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3837] setpgid(0, 0 [pid 3834] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3834] exit_group(0) = ? [pid 3834] +++ exited with 0 +++ [pid 3837] <... setpgid resumed>) = 0 [pid 3837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3837] write(3, "1000", 4) = 4 [pid 3837] close(3) = 0 [pid 3837] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3837] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3837] pipe2([3, 4], 0) = 0 [pid 3837] dup(4) = 5 [pid 3837] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3834, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3832] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3832] exit_group(0) = ? [pid 3832] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3832, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3838 ./strace-static-x86_64: Process 3838 attached [pid 3833] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3833] exit_group(0 [pid 3607] <... openat resumed>) = 3 [pid 3833] <... exit_group resumed>) = ? [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3833] +++ exited with 0 +++ [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3833, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] close(3 [pid 3838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... close resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3838] <... prctl resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3838] setpgid(0, 0 [pid 3611] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3839 [pid 3838] <... setpgid resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3839 attached [pid 3838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3838] <... openat resumed>) = 3 [pid 3835] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 3839] <... prctl resumed>) = 0 [pid 3838] write(3, "1000", 4 [pid 3835] exit_group(0 [pid 3839] setpgid(0, 0 [pid 3838] <... write resumed>) = 4 [pid 3835] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3839] <... setpgid resumed>) = 0 [pid 3838] close(3 [pid 3835] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3838] <... close resumed>) = 0 [pid 3839] <... openat resumed>) = 3 [pid 3838] mkdir("./file0", 0777 [pid 3839] write(3, "1000", 4 [pid 3838] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3835, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3839] <... write resumed>) = 4 [pid 3838] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3840 [pid 3839] close(3 [pid 3838] pipe2( [pid 3839] <... close resumed>) = 0 [pid 3838] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3839] mkdir("./file0", 0777 [pid 3838] dup(4 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3839] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3838] <... dup resumed>) = 5 [pid 3839] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3838] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... openat resumed>) = 3 [pid 3839] pipe2( [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3839] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3839] dup(4) = 5 [pid 3608] close(3./strace-static-x86_64: Process 3840 attached [pid 3839] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... close resumed>) = 0 [pid 3840] <... prctl resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3840] setpgid(0, 0) = 0 [pid 3840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3840] write(3, "1000", 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3841 [pid 3840] <... write resumed>) = 4 [pid 3840] close(3) = 0 [pid 3840] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3840] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3840] pipe2([3, 4], 0) = 0 [pid 3840] dup(4) = 5 [pid 3840] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3836] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3836] exit_group(0./strace-static-x86_64: Process 3841 attached [pid 3837] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3836] <... exit_group resumed>) = ? [pid 3841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3837] exit_group(0 [pid 3836] +++ exited with 0 +++ [pid 3841] <... prctl resumed>) = 0 [pid 3837] <... exit_group resumed>) = ? [pid 3841] setpgid(0, 0 [pid 3837] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3836, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3841] <... setpgid resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3837, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3841] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3841] write(3, "1000", 4 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 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 [pid 3841] <... write resumed>) = 4 [pid 3610] close(3 [pid 3841] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3842 ./strace-static-x86_64: Process 3842 attached [pid 3610] <... close resumed>) = 0 [pid 3841] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3841] mkdir("./file0", 0777 [pid 3842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3842] setpgid(0, 0 [pid 3841] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3841] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3843 [pid 3841] pipe2([3, 4], 0) = 0 [pid 3842] <... setpgid resumed>) = 0 [pid 3841] dup(4) = 5 [pid 3842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3841] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3842] <... openat resumed>) = 3 [pid 3842] write(3, "1000", 4) = 4 [pid 3842] close(3) = 0 [pid 3842] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3842] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3842] pipe2([3, 4], 0) = 0 [pid 3842] dup(4) = 5 [pid 3842] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3843 attached [pid 3843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3843] setpgid(0, 0) = 0 [pid 3843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3839] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3843] <... openat resumed>) = 3 [pid 3843] write(3, "1000", 4) = 4 [pid 3843] close(3) = 0 [pid 3843] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3843] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3843] pipe2([3, 4], 0) = 0 [pid 3843] dup(4) = 5 [pid 3839] exit_group(0 [pid 3843] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3839] <... exit_group resumed>) = ? [pid 3839] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3839, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3838] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3838] exit_group(0 [pid 3607] close(3) = 0 [pid 3838] <... exit_group resumed>) = ? [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3838] +++ exited with 0 +++ [pid 3841] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3838, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3844 [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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 [pid 3841] exit_group(0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3845 [pid 3840] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3845 attached [pid 3845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3841] <... exit_group resumed>) = ? [pid 3845] <... prctl resumed>) = 0 [pid 3845] setpgid(0, 0) = 0 [pid 3841] +++ exited with 0 +++ ./strace-static-x86_64: Process 3844 attached [pid 3845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3840] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3841, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3845] <... openat resumed>) = 3 [pid 3845] write(3, "1000", 4) = 4 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3845] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3845] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3845] mkdir("./file0", 0777 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3845] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] close(3 [pid 3845] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... close resumed>) = 0 [pid 3845] pipe2( [pid 3844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3843] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3842] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3840] <... exit_group resumed>) = ? [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3846 attached [pid 3845] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3844] <... prctl resumed>) = 0 [pid 3843] exit_group(0 [pid 3842] exit_group(0 [pid 3840] +++ exited with 0 +++ [pid 3846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3845] dup(4 [pid 3844] setpgid(0, 0 [pid 3843] <... exit_group resumed>) = ? [pid 3842] <... exit_group resumed>) = ? [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3840, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3846 [pid 3846] <... prctl resumed>) = 0 [pid 3845] <... dup resumed>) = 5 [pid 3844] <... setpgid resumed>) = 0 [pid 3845] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3843] +++ exited with 0 +++ [pid 3846] setpgid(0, 0 [pid 3844] <... openat resumed>) = 3 [pid 3842] +++ exited with 0 +++ [pid 3846] <... setpgid resumed>) = 0 [pid 3844] write(3, "1000", 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3843, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3842, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3844] <... write resumed>) = 4 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3846] <... openat resumed>) = 3 [pid 3844] close(3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3846] write(3, "1000", 4 [pid 3844] <... close resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3846] <... write resumed>) = 4 [pid 3844] mkdir("./file0", 0777 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3846] close(3 [pid 3844] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3846] <... close resumed>) = 0 [pid 3844] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] close(3 [pid 3610] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3846] mkdir("./file0", 0777 [pid 3844] pipe2( [pid 3611] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3846] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3844] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3846] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3844] dup(4 [pid 3610] close(3 [pid 3606] close(3 [pid 3846] pipe2( [pid 3844] <... dup resumed>) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3847 [pid 3610] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3846] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3844] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3847 attached [pid 3846] dup(4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3848 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3849 ./strace-static-x86_64: Process 3849 attached [pid 3846] <... dup resumed>) = 5 [pid 3847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3846] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3847] <... prctl resumed>) = 0 [pid 3847] setpgid(0, 0./strace-static-x86_64: Process 3848 attached ) = 0 [pid 3847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3847] write(3, "1000", 4 [pid 3848] <... prctl resumed>) = 0 [pid 3847] <... write resumed>) = 4 [pid 3848] setpgid(0, 0 [pid 3847] close(3 [pid 3845] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3845] exit_group(0) = ? [pid 3845] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3845, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3849] <... prctl resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3849] setpgid(0, 0) = 0 [pid 3849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3849] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3849] write(3, "1000", 4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3849] <... write resumed>) = 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3849] close(3 [pid 3609] close(3 [pid 3849] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3849] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3849] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3849] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3850 [pid 3849] pipe2([3, 4], 0) = 0 [pid 3849] dup(4) = 5 [pid 3849] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3850 attached [pid 3850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3847] <... close resumed>) = 0 [pid 3847] mkdir("./file0", 0777 [pid 3850] <... prctl resumed>) = 0 [pid 3850] setpgid(0, 0) = 0 [pid 3850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3848] <... setpgid resumed>) = 0 [pid 3847] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3850] write(3, "1000", 4 [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3847] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3850] <... write resumed>) = 4 [pid 3847] pipe2( [pid 3848] <... openat resumed>) = 3 [pid 3850] close(3 [pid 3848] write(3, "1000", 4 [pid 3847] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3850] <... close resumed>) = 0 [pid 3848] <... write resumed>) = 4 [pid 3847] dup(4 [pid 3850] mkdir("./file0", 0777 [pid 3848] close(3 [pid 3847] <... dup resumed>) = 5 [pid 3850] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3848] <... close resumed>) = 0 [pid 3847] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3850] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3848] mkdir("./file0", 0777 [pid 3850] pipe2( [pid 3848] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3850] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3848] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3850] dup(4) = 5 [pid 3848] pipe2( [pid 3850] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3848] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3848] dup(4) = 5 [pid 3848] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3844] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3844] exit_group(0) = ? [pid 3844] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3844, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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 3846] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3851 ./strace-static-x86_64: Process 3851 attached [pid 3846] exit_group(0 [pid 3851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3846] <... exit_group resumed>) = ? [pid 3851] <... prctl resumed>) = 0 [pid 3851] setpgid(0, 0 [pid 3846] +++ exited with 0 +++ [pid 3851] <... setpgid resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3846, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3851] write(3, "1000", 4 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3851] <... write resumed>) = 4 [pid 3608] <... openat resumed>) = 3 [pid 3851] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3851] <... close resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3851] mkdir("./file0", 0777 [pid 3608] close(3 [pid 3851] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... close resumed>) = 0 [pid 3851] --- 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./strace-static-x86_64: Process 3852 attached [pid 3851] pipe2([3, 4], 0) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3852 [pid 3852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3851] dup(4 [pid 3852] <... prctl resumed>) = 0 [pid 3851] <... dup resumed>) = 5 [pid 3852] setpgid(0, 0 [pid 3851] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3852] <... setpgid resumed>) = 0 [pid 3852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3852] write(3, "1000", 4) = 4 [pid 3847] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3852] close(3 [pid 3847] exit_group(0 [pid 3852] <... close resumed>) = 0 [pid 3849] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3847] <... exit_group resumed>) = ? [pid 3847] +++ exited with 0 +++ [pid 3849] exit_group(0 [pid 3852] mkdir("./file0", 0777 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3847, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3852] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3849] <... exit_group resumed>) = ? [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3852] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... restart_syscall resumed>) = 0 [pid 3852] pipe2( [pid 3849] +++ exited with 0 +++ [pid 3852] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3849, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3852] dup(4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3852] <... dup resumed>) = 5 [pid 3611] <... openat resumed>) = 3 [pid 3852] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 3853 attached ) = 3 [pid 3853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3853 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3853] <... prctl resumed>) = 0 [pid 3850] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3848] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3853] setpgid(0, 0 [pid 3850] exit_group(0 [pid 3848] exit_group(0 [pid 3606] close(3 [pid 3853] <... setpgid resumed>) = 0 [pid 3850] <... exit_group resumed>) = ? [pid 3848] <... exit_group resumed>) = ? [pid 3606] <... close resumed>) = 0 [pid 3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3850] +++ exited with 0 +++ [pid 3848] +++ exited with 0 +++ [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3854 attached [pid 3853] <... openat resumed>) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3848, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3850, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3853] write(3, "1000", 4 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3854 [pid 3854] <... prctl resumed>) = 0 [pid 3853] <... write resumed>) = 4 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3854] setpgid(0, 0 [pid 3853] close(3 [pid 3854] <... setpgid resumed>) = 0 [pid 3853] <... close resumed>) = 0 [pid 3854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3853] mkdir("./file0", 0777 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3854] <... openat resumed>) = 3 [pid 3853] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3854] write(3, "1000", 4 [pid 3853] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] close(3 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3855 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3856 ./strace-static-x86_64: Process 3855 attached [pid 3855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3855] setpgid(0, 0./strace-static-x86_64: Process 3856 attached [pid 3854] <... write resumed>) = 4 [pid 3853] pipe2( [pid 3854] close(3 [pid 3856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3855] <... setpgid resumed>) = 0 [pid 3854] <... close resumed>) = 0 [pid 3853] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3856] <... prctl resumed>) = 0 [pid 3853] dup(4 [pid 3854] mkdir("./file0", 0777 [pid 3856] setpgid(0, 0 [pid 3853] <... dup resumed>) = 5 [pid 3856] <... setpgid resumed>) = 0 [pid 3854] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3853] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3854] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3854] pipe2( [pid 3856] <... openat resumed>) = 3 [pid 3855] <... openat resumed>) = 3 [pid 3854] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3856] write(3, "1000", 4 [pid 3854] dup(4 [pid 3856] <... write resumed>) = 4 [pid 3855] write(3, "1000", 4 [pid 3854] <... dup resumed>) = 5 [pid 3856] close(3) = 0 [pid 3855] <... write resumed>) = 4 [pid 3854] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3856] mkdir("./file0", 0777 [pid 3855] close(3 [pid 3856] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3855] <... close resumed>) = 0 [pid 3856] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3855] mkdir("./file0", 0777 [pid 3856] pipe2( [pid 3855] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3856] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3855] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3856] dup(4 [pid 3855] pipe2( [pid 3856] <... dup resumed>) = 5 [pid 3855] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3856] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3855] dup(4) = 5 [pid 3855] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3851] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3851] exit_group(0) = ? [pid 3851] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3851, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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 3852] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3857 [pid 3852] exit_group(0) = ? [pid 3852] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3852, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3853] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3853] exit_group(0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3853] <... exit_group resumed>) = ? [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 3858 ./strace-static-x86_64: Process 3858 attached [pid 3858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3858] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3857 attached [pid 3853] +++ exited with 0 +++ [pid 3858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3853, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3857] <... prctl resumed>) = 0 [pid 3858] <... openat resumed>) = 3 [pid 3857] setpgid(0, 0 [pid 3854] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3857] <... setpgid resumed>) = 0 [pid 3858] write(3, "1000", 4 [pid 3857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3854] exit_group(0 [pid 3858] <... write resumed>) = 4 [pid 3858] close(3) = 0 [pid 3858] mkdir("./file0", 0777 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3858] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3858] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3857] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3854] <... exit_group resumed>) = ? [pid 3858] pipe2([3, 4], 0) = 0 [pid 3857] write(3, "1000", 4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3858] dup(4) = 5 [pid 3857] <... write resumed>) = 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3858] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] close(3 [pid 3857] close(3 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3855] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3859 [pid 3857] <... close resumed>) = 0 [pid 3857] mkdir("./file0", 0777 [pid 3855] exit_group(0) = ? [pid 3857] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3857] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3857] pipe2([3, 4], 0) = 0 [pid 3855] +++ exited with 0 +++ [pid 3857] dup(4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3855, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3857] <... dup resumed>) = 5 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3857] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... restart_syscall resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 3859 attached ) = 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 3859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3859] setpgid(0, 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3860 [pid 3859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3859] write(3, "1000", 4) = 4 [pid 3859] close(3) = 0 [pid 3859] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3859] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3854] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3854, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3859] pipe2([3, 4], 0) = 0 [pid 3859] dup(4) = 5 [pid 3859] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... restart_syscall resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3861 ./strace-static-x86_64: Process 3860 attached [pid 3860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3860] setpgid(0, 0) = 0 [pid 3860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3860] write(3, "1000", 4) = 4 [pid 3860] close(3) = 0 [pid 3860] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3860] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3860] pipe2([3, 4], 0) = 0 [pid 3860] dup(4./strace-static-x86_64: Process 3861 attached ) = 5 [pid 3860] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3861] setpgid(0, 0) = 0 [pid 3858] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3858] exit_group(0 [pid 3856] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3861] <... openat resumed>) = 3 [pid 3858] <... exit_group resumed>) = ? [pid 3856] exit_group(0 [pid 3861] write(3, "1000", 4) = 4 [pid 3861] close(3) = 0 [pid 3861] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3861] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3861] pipe2( [pid 3858] +++ exited with 0 +++ [pid 3856] <... exit_group resumed>) = ? [pid 3861] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3858, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3861] dup(4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3861] <... dup resumed>) = 5 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3861] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3856] +++ exited with 0 +++ [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3856, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [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 3609] <... restart_syscall resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3862 [pid 3609] <... openat resumed>) = 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=0x555556691690) = 3863 [pid 3857] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3857] exit_group(0) = ? ./strace-static-x86_64: Process 3863 attached [pid 3857] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3857, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3863] setpgid(0, 0 [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3863] <... setpgid resumed>) = 0 [pid 3607] close(3 [pid 3863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... close resumed>) = 0 [pid 3863] <... openat resumed>) = 3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3862 attached [pid 3862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3864 [pid 3862] <... prctl resumed>) = 0 [pid 3862] setpgid(0, 0) = 0 [pid 3862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3862] write(3, "1000", 4 [pid 3863] write(3, "1000", 4 [pid 3862] <... write resumed>) = 4 [pid 3863] <... write resumed>) = 4 [pid 3862] close(3 [pid 3863] close(3 [pid 3862] <... close resumed>) = 0 [pid 3863] <... close resumed>) = 0 [pid 3862] mkdir("./file0", 0777 [pid 3863] mkdir("./file0", 0777 [pid 3862] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3863] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3862] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3863] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3862] pipe2(./strace-static-x86_64: Process 3864 attached [pid 3863] pipe2( [pid 3862] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3863] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3862] dup(4 [pid 3860] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3859] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3863] dup(4 [pid 3862] <... dup resumed>) = 5 [pid 3860] exit_group(0 [pid 3859] exit_group(0 [pid 3863] <... dup resumed>) = 5 [pid 3862] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3860] <... exit_group resumed>) = ? [pid 3859] <... exit_group resumed>) = ? [pid 3863] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3860] +++ exited with 0 +++ [pid 3859] +++ exited with 0 +++ [pid 3864] <... prctl resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3859, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3860, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3864] setpgid(0, 0 [pid 3861] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3864] <... setpgid resumed>) = 0 [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3861] exit_group(0 [pid 3864] <... openat resumed>) = 3 [pid 3861] <... exit_group resumed>) = ? [pid 3864] write(3, "1000", 4) = 4 [pid 3864] close(3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3864] <... close resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3864] mkdir("./file0", 0777 [pid 3861] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3864] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3861, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3864] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3863] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 3610] close(3 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3864] pipe2( [pid 3863] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3864] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3863] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3866 attached ./strace-static-x86_64: Process 3865 attached [pid 3864] dup(4 [pid 3863] +++ exited with 0 +++ [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3864] <... dup resumed>) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3865 [pid 3865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3866 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3866] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3867 attached [pid 3865] <... prctl resumed>) = 0 [pid 3864] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3866] <... prctl resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3863, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3866] setpgid(0, 0 [pid 3865] setpgid(0, 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3867 [pid 3867] <... prctl resumed>) = 0 [pid 3866] <... setpgid resumed>) = 0 [pid 3865] <... setpgid resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3867] setpgid(0, 0 [pid 3865] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3867] <... setpgid resumed>) = 0 [pid 3866] <... openat resumed>) = 3 [pid 3865] write(3, "1000", 4 [pid 3609] <... openat resumed>) = 3 [pid 3866] write(3, "1000", 4 [pid 3865] <... write resumed>) = 4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3865] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3865] <... close resumed>) = 0 [pid 3867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3866] <... write resumed>) = 4 [pid 3609] <... close resumed>) = 0 [pid 3866] close(3 [pid 3865] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3867] <... openat resumed>) = 3 [pid 3866] <... close resumed>) = 0 [pid 3865] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3868 attached [pid 3867] write(3, "1000", 4 [pid 3866] mkdir("./file0", 0777 [pid 3865] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3867] <... write resumed>) = 4 [pid 3866] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3865] pipe2( [pid 3868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3868 [pid 3867] close(3 [pid 3868] <... prctl resumed>) = 0 [pid 3866] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3865] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3868] setpgid(0, 0 [pid 3867] <... close resumed>) = 0 [pid 3866] pipe2( [pid 3865] dup(4 [pid 3868] <... setpgid resumed>) = 0 [pid 3865] <... dup resumed>) = 5 [pid 3866] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3865] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3866] dup(4) = 5 [pid 3867] mkdir("./file0", 0777 [pid 3866] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3867] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3867] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3867] pipe2([3, 4], 0) = 0 [pid 3867] dup(4 [pid 3862] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3862] exit_group(0) = ? [pid 3862] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3862, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 3869 [pid 3868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3867] <... dup resumed>) = 5 [pid 3868] <... openat resumed>) = 3 [pid 3867] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3869 attached [pid 3869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3869] setpgid(0, 0) = 0 [pid 3869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3869] write(3, "1000", 4) = 4 [pid 3869] close(3) = 0 [pid 3868] write(3, "1000", 4 [pid 3869] mkdir("./file0", 0777 [pid 3868] <... write resumed>) = 4 [pid 3868] close(3) = 0 [pid 3869] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3868] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3868] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3869] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3868] pipe2( [pid 3869] pipe2( [pid 3868] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3868] dup(4) = 5 [pid 3868] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3869] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3869] dup(4) = 5 [pid 3869] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3864] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3864] exit_group(0) = ? [pid 3864] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3864, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 3870 [pid 3865] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3866] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3865] exit_group(0 [pid 3866] exit_group(0 [pid 3865] <... exit_group resumed>) = ? [pid 3866] <... exit_group resumed>) = ? [pid 3865] +++ exited with 0 +++ [pid 3866] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3865, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3866, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3867] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 3610] close(3 [pid 3867] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3867] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3872 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3871 [pid 3867] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3867, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3868] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3868] exit_group(0) = ? ./strace-static-x86_64: Process 3870 attached [pid 3868] +++ exited with 0 +++ [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 3872 attached ./strace-static-x86_64: Process 3871 attached [pid 3870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3868, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... openat resumed>) = 3 [pid 3872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3870] <... prctl resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3872] <... prctl resumed>) = 0 [pid 3871] <... prctl resumed>) = 0 [pid 3870] setpgid(0, 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3872] setpgid(0, 0 [pid 3871] setpgid(0, 0 [pid 3870] <... setpgid resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] close(3 [pid 3872] <... setpgid resumed>) = 0 [pid 3871] <... setpgid resumed>) = 0 [pid 3870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... openat resumed>) = 3 [pid 3606] <... close resumed>) = 0 [pid 3872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3870] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3873 attached [pid 3872] <... openat resumed>) = 3 [pid 3871] <... openat resumed>) = 3 [pid 3870] write(3, "1000", 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3872] write(3, "1000", 4 [pid 3871] write(3, "1000", 4 [pid 3870] <... write resumed>) = 4 [pid 3609] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3873 [pid 3873] <... prctl resumed>) = 0 [pid 3872] <... write resumed>) = 4 [pid 3871] <... write resumed>) = 4 [pid 3870] close(3 [pid 3609] <... close resumed>) = 0 [pid 3873] setpgid(0, 0 [pid 3872] close(3 [pid 3871] close(3 [pid 3870] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3873] <... setpgid resumed>) = 0 [pid 3872] <... close resumed>) = 0 [pid 3871] <... close resumed>) = 0 [pid 3870] mkdir("./file0", 0777 [pid 3873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3872] mkdir("./file0", 0777 [pid 3871] mkdir("./file0", 0777 [pid 3870] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3873] <... openat resumed>) = 3 [pid 3872] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3871] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3870] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3874 [pid 3873] write(3, "1000", 4 [pid 3872] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3871] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3870] pipe2( [pid 3873] <... write resumed>) = 4 [pid 3872] pipe2( [pid 3871] pipe2( [pid 3870] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3872] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3871] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3870] dup(4) = 5 [pid 3869] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3873] close(3 [pid 3872] dup(4 [pid 3871] dup(4 [pid 3870] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3869] exit_group(0 [pid 3873] <... close resumed>) = 0 [pid 3872] <... dup resumed>) = 5 [pid 3871] <... dup resumed>) = 5 [pid 3869] <... exit_group resumed>) = ? [pid 3872] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3871] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3874 attached [pid 3869] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3869, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3874] setpgid(0, 0) = 0 [pid 3874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3874] write(3, "1000", 4) = 4 [pid 3608] <... openat resumed>) = 3 [pid 3874] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3874] <... close resumed>) = 0 [pid 3874] mkdir("./file0", 0777 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3874] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] close(3 [pid 3874] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3873] mkdir("./file0", 0777 [pid 3874] pipe2( [pid 3873] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... close resumed>) = 0 [pid 3874] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3873] --- 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 3874] dup(4./strace-static-x86_64: Process 3875 attached ) = 5 [pid 3873] pipe2( [pid 3875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3874] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3873] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3875 [pid 3875] <... prctl resumed>) = 0 [pid 3873] dup(4 [pid 3875] setpgid(0, 0 [pid 3873] <... dup resumed>) = 5 [pid 3875] <... setpgid resumed>) = 0 [pid 3873] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3871] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3871] exit_group(0 [pid 3875] <... openat resumed>) = 3 [pid 3871] <... exit_group resumed>) = ? [pid 3871] +++ exited with 0 +++ [pid 3875] write(3, "1000", 4) = 4 [pid 3875] close(3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3871, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3875] <... close resumed>) = 0 [pid 3875] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3875] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3875] pipe2( [pid 3610] <... openat resumed>) = 3 [pid 3875] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3875] dup(4 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3875] <... dup resumed>) = 5 [pid 3875] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... ioctl resumed>) = -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 3870] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3870] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3876 [pid 3870] <... exit_group resumed>) = ? [pid 3870] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3870, 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/loop1", 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=0x555556691690) = 3877 ./strace-static-x86_64: Process 3877 attached ./strace-static-x86_64: Process 3876 attached [pid 3872] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3872] exit_group(0 [pid 3877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3876] <... prctl resumed>) = 0 [pid 3872] <... exit_group resumed>) = ? [pid 3877] <... prctl resumed>) = 0 [pid 3872] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3872, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3876] setpgid(0, 0 [pid 3877] setpgid(0, 0 [pid 3876] <... setpgid resumed>) = 0 [pid 3877] <... setpgid resumed>) = 0 [pid 3877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3877] <... openat resumed>) = 3 [pid 3877] write(3, "1000", 4 [pid 3876] <... openat resumed>) = 3 [pid 3877] <... write resumed>) = 4 [pid 3876] write(3, "1000", 4 [pid 3877] close(3 [pid 3876] <... write resumed>) = 4 [pid 3877] <... close resumed>) = 0 [pid 3876] close(3 [pid 3874] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3874] exit_group(0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3874] <... exit_group resumed>) = ? [pid 3611] <... openat resumed>) = 3 [pid 3877] mkdir("./file0", 0777 [pid 3876] <... close resumed>) = 0 [pid 3874] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3874, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3876] mkdir("./file0", 0777 [pid 3611] close(3) = 0 [pid 3876] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3873] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3878 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR./strace-static-x86_64: Process 3878 attached [pid 3876] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3877] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3873] exit_group(0 [pid 3609] <... openat resumed>) = 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 [pid 3878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3879 [pid 3878] <... prctl resumed>) = 0 [pid 3878] setpgid(0, 0) = 0 [pid 3878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3878] write(3, "1000", 4) = 4 [pid 3876] pipe2( [pid 3873] <... exit_group resumed>) = ? [pid 3878] close(3 [pid 3877] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3876] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3878] <... close resumed>) = 0 [pid 3878] mkdir("./file0", 0777 [pid 3877] pipe2( [pid 3876] dup(4 [pid 3873] +++ exited with 0 +++ [pid 3877] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3876] <... dup resumed>) = 5 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3877] dup(4 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3876] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3878] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3877] <... dup resumed>) = 5 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3878] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3877] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3878] pipe2([3, 4], 0) = 0 [pid 3878] dup(4) = 5 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3878] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3875] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3875] exit_group(0./strace-static-x86_64: Process 3879 attached ) = ? [pid 3606] <... ioctl resumed>) = -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=0x555556691690) = 3880 [pid 3875] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3875, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3879] <... prctl resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3879] setpgid(0, 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3879] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3880 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3881 ./strace-static-x86_64: Process 3881 attached [pid 3879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3876] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3879] <... openat resumed>) = 3 [pid 3876] exit_group(0 [pid 3881] <... prctl resumed>) = 0 [pid 3879] write(3, "1000", 4 [pid 3876] <... exit_group resumed>) = ? [pid 3881] setpgid(0, 0 [pid 3880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3879] <... write resumed>) = 4 [pid 3876] +++ exited with 0 +++ [pid 3881] <... setpgid resumed>) = 0 [pid 3879] close(3 [pid 3881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3879] <... close resumed>) = 0 [pid 3881] <... openat resumed>) = 3 [pid 3879] mkdir("./file0", 0777 [pid 3881] write(3, "1000", 4 [pid 3880] <... prctl resumed>) = 0 [pid 3879] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3881] <... write resumed>) = 4 [pid 3879] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3881] close(3 [pid 3880] setpgid(0, 0 [pid 3879] pipe2( [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3876, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3881] <... close resumed>) = 0 [pid 3880] <... setpgid resumed>) = 0 [pid 3879] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3881] mkdir("./file0", 0777 [pid 3879] dup(4 [pid 3881] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3879] <... dup resumed>) = 5 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3881] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3879] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3881] pipe2( [pid 3880] <... openat resumed>) = 3 [pid 3881] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3880] write(3, "1000", 4 [pid 3881] dup(4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3881] <... dup resumed>) = 5 [pid 3881] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3880] <... write resumed>) = 4 [pid 3610] <... openat resumed>) = 3 [pid 3880] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3880] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3880] mkdir("./file0", 0777 [pid 3610] close(3 [pid 3880] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... close resumed>) = 0 [pid 3880] --- 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 3880] pipe2([3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3882 ./strace-static-x86_64: Process 3882 attached [pid 3880] dup(4) = 5 [pid 3880] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3882] setpgid(0, 0) = 0 [pid 3882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3882] write(3, "1000", 4) = 4 [pid 3882] close(3) = 0 [pid 3882] mkdir("./file0", 0777 [pid 3878] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3878] exit_group(0 [pid 3882] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3878] <... exit_group resumed>) = ? [pid 3882] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3878] +++ exited with 0 +++ [pid 3877] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3878, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3877] exit_group(0 [pid 3611] <... openat resumed>) = 3 [pid 3877] <... exit_group resumed>) = ? [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3882] pipe2( [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3882] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3877] +++ exited with 0 +++ [pid 3611] close(3) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3877, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3883 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 3883 attached [pid 3882] dup(4 [pid 3879] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... openat resumed>) = 3 [pid 3883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3882] <... dup resumed>) = 5 [pid 3881] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3880] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3879] exit_group(0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3883] <... prctl resumed>) = 0 [pid 3882] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3881] exit_group(0 [pid 3880] exit_group(0 [pid 3879] <... exit_group resumed>) = ? [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3883] setpgid(0, 0 [pid 3881] <... exit_group resumed>) = ? [pid 3880] <... exit_group resumed>) = ? [pid 3607] close(3 [pid 3881] +++ exited with 0 +++ [pid 3880] +++ exited with 0 +++ [pid 3879] +++ exited with 0 +++ [pid 3607] <... close resumed>) = 0 [pid 3883] <... setpgid resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3879, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3880, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 3884 attached [pid 3883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3883] <... openat resumed>) = 3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3884 [pid 3884] <... prctl resumed>) = 0 [pid 3883] write(3, "1000", 4 [pid 3884] setpgid(0, 0 [pid 3883] <... write resumed>) = 4 [pid 3884] <... setpgid resumed>) = 0 [pid 3883] close(3 [pid 3884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3883] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3884] <... openat resumed>) = 3 [pid 3883] mkdir("./file0", 0777 [pid 3884] write(3, "1000", 4 [pid 3883] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3884] <... write resumed>) = 4 [pid 3883] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3884] close(3 [pid 3883] pipe2( [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3884] <... close resumed>) = 0 [pid 3883] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] close(3 [pid 3608] close(3 [pid 3606] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3883] dup(4) = 5 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3883] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3885 [pid 3606] close(3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3886 [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3887 ./strace-static-x86_64: Process 3885 attached [pid 3885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3885] setpgid(0, 0) = 0 [pid 3885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3885] write(3, "1000", 4) = 4 [pid 3885] close(3) = 0 [pid 3885] mkdir("./file0", 0777./strace-static-x86_64: Process 3886 attached ) = -1 EEXIST (File exists) [pid 3884] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3884] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3886] setpgid(0, 0 [pid 3885] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3884] pipe2( [pid 3886] <... setpgid resumed>) = 0 [pid 3885] pipe2( [pid 3884] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 3887 attached [pid 3886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3885] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3884] dup(4) = 5 [pid 3887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3886] <... openat resumed>) = 3 [pid 3885] dup(4 [pid 3884] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3887] <... prctl resumed>) = 0 [pid 3886] write(3, "1000", 4 [pid 3885] <... dup resumed>) = 5 [pid 3886] <... write resumed>) = 4 [pid 3886] close(3) = 0 [pid 3885] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3887] setpgid(0, 0 [pid 3886] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3886] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3886] pipe2([3, 4], 0) = 0 [pid 3886] dup(4) = 5 [pid 3886] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3887] <... setpgid resumed>) = 0 [pid 3887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3887] write(3, "1000", 4) = 4 [pid 3887] close(3) = 0 [pid 3887] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3887] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3887] pipe2([3, 4], 0) = 0 [pid 3887] dup(4) = 5 [pid 3887] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3882] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3882] exit_group(0) = ? [pid 3882] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3882, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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 3886] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3886] exit_group(0) = ? ./strace-static-x86_64: Process 3888 attached [pid 3887] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3886] +++ exited with 0 +++ [pid 3887] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3886, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3887] <... exit_group resumed>) = ? [pid 3887] +++ exited with 0 +++ [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3887, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... ioctl resumed>) = -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 3606] <... restart_syscall resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3889 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3890 ./strace-static-x86_64: Process 3889 attached [pid 3889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3889] setpgid(0, 0) = 0 [pid 3889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3889] write(3, "1000", 4) = 4 [pid 3889] close(3) = 0 [pid 3889] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3889] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3889] pipe2([3, 4], 0) = 0 [pid 3889] dup(4) = 5 [pid 3889] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3888 [pid 3888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3888] setpgid(0, 0) = 0 [pid 3888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3888] write(3, "1000", 4) = 4 [pid 3888] close(3) = 0 [pid 3888] mkdir("./file0", 0777 [pid 3885] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3885] exit_group(0) = ? [pid 3888] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3890 attached [pid 3888] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3885] +++ exited with 0 +++ [pid 3883] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3888] pipe2( [pid 3890] <... prctl resumed>) = 0 [pid 3888] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3885, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3890] setpgid(0, 0 [pid 3888] dup(4 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3890] <... setpgid resumed>) = 0 [pid 3888] <... dup resumed>) = 5 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3888] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3883] exit_group(0 [pid 3884] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3890] <... openat resumed>) = 3 [pid 3883] <... exit_group resumed>) = ? [pid 3890] write(3, "1000", 4 [pid 3884] exit_group(0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3890] <... write resumed>) = 4 [pid 3884] <... exit_group resumed>) = ? [pid 3883] +++ exited with 0 +++ [pid 3609] <... openat resumed>) = 3 [pid 3890] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3890] <... close resumed>) = 0 [pid 3884] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3883, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3890] mkdir("./file0", 0777 [pid 3609] close(3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3884, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3890] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... close resumed>) = 0 [pid 3890] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3890] pipe2([3, 4], 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3891 [pid 3890] dup(4) = 5 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3890] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3892 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3891 attached , child_tidptr=0x555556691690) = 3893 [pid 3891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 3892 attached [pid 3891] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3893 attached [pid 3891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3893] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3891] write(3, "1000", 4 [pid 3893] <... prctl resumed>) = 0 [pid 3892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3891] <... write resumed>) = 4 [pid 3892] <... prctl resumed>) = 0 [pid 3892] setpgid(0, 0) = 0 [pid 3892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3893] setpgid(0, 0 [pid 3891] close(3 [pid 3889] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3893] <... setpgid resumed>) = 0 [pid 3892] write(3, "1000", 4 [pid 3891] <... close resumed>) = 0 [pid 3889] exit_group(0 [pid 3893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3892] <... write resumed>) = 4 [pid 3891] mkdir("./file0", 0777 [pid 3889] <... exit_group resumed>) = ? [pid 3893] <... openat resumed>) = 3 [pid 3892] close(3 [pid 3891] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3892] <... close resumed>) = 0 [pid 3892] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3889] +++ exited with 0 +++ [pid 3893] write(3, "1000", 4 [pid 3891] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3893] <... write resumed>) = 4 [pid 3892] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3891] pipe2( [pid 3888] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3889, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3893] close(3 [pid 3892] pipe2( [pid 3891] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3888] exit_group(0 [pid 3893] <... close resumed>) = 0 [pid 3892] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3891] dup(4 [pid 3888] <... exit_group resumed>) = ? [pid 3893] mkdir("./file0", 0777 [pid 3892] dup(4 [pid 3891] <... dup resumed>) = 5 [pid 3888] +++ exited with 0 +++ [pid 3893] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3892] <... dup resumed>) = 5 [pid 3891] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3890] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3893] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3892] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3890] exit_group(0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3888, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3893] pipe2( [pid 3890] <... exit_group resumed>) = ? [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... openat resumed>) = 3 [pid 3893] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3890] +++ exited with 0 +++ [pid 3610] <... restart_syscall resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0x555556691690) = 3894 ./strace-static-x86_64: Process 3894 attached [pid 3894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3894] setpgid(0, 0) = 0 [pid 3894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3890, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3893] dup(4 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3893] <... dup resumed>) = 5 [pid 3608] close(3 [pid 3893] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3894] <... openat resumed>) = 3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3895 [pid 3606] <... openat resumed>) = 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 [pid 3894] write(3, "1000", 4) = 4 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3896 [pid 3894] close(3) = 0 [pid 3894] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3896 attached [pid 3894] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3894] pipe2( [pid 3896] <... prctl resumed>) = 0 [pid 3894] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3896] setpgid(0, 0 [pid 3894] dup(4) = 5 [pid 3896] <... setpgid resumed>) = 0 [pid 3894] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3895 attached [pid 3896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3891] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3891] exit_group(0 [pid 3895] <... prctl resumed>) = 0 [pid 3891] <... exit_group resumed>) = ? [pid 3896] <... openat resumed>) = 3 [pid 3895] setpgid(0, 0) = 0 [pid 3895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3895] write(3, "1000", 4 [pid 3891] +++ exited with 0 +++ [pid 3896] write(3, "1000", 4 [pid 3895] <... write resumed>) = 4 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3896] <... write resumed>) = 4 [pid 3895] close(3 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3896] close(3 [pid 3895] <... close resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3896] <... close resumed>) = 0 [pid 3895] mkdir("./file0", 0777 [pid 3896] mkdir("./file0", 0777 [pid 3895] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3896] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3895] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3896] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3895] pipe2( [pid 3609] <... openat resumed>) = 3 [pid 3896] pipe2( [pid 3895] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3896] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3895] dup(4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3896] dup(4 [pid 3895] <... dup resumed>) = 5 [pid 3609] close(3 [pid 3896] <... dup resumed>) = 5 [pid 3895] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... close resumed>) = 0 [pid 3896] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3897 ./strace-static-x86_64: Process 3897 attached [pid 3897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3892] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3892] exit_group(0) = ? [pid 3892] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3892, 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/loop1", 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=0x555556691690) = 3898 [pid 3897] <... prctl resumed>) = 0 [pid 3897] setpgid(0, 0) = 0 [pid 3897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3897] write(3, "1000", 4) = 4 [pid 3897] close(3) = 0 [pid 3897] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3897] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3897] pipe2([3, 4], 0) = 0 [pid 3897] dup(4) = 5 [pid 3897] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3898 attached [pid 3898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3898] setpgid(0, 0) = 0 [pid 3898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3898] write(3, "1000", 4) = 4 [pid 3898] close(3) = 0 [pid 3895] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3895] exit_group(0) = ? [pid 3895] +++ exited with 0 +++ [pid 3898] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3898] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3898] pipe2([3, 4], 0) = 0 [pid 3898] dup(4) = 5 [pid 3898] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3895, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3894] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3894] exit_group(0) = ? [pid 3894] +++ exited with 0 +++ [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3894, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3896] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3896] exit_group(0) = ? [pid 3896] +++ exited with 0 +++ [pid 3893] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... openat resumed>) = 3 [pid 3893] exit_group(0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3896, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3893] <... exit_group resumed>) = ? [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] close(3 [pid 3893] +++ exited with 0 +++ [pid 3610] <... openat resumed>) = 3 [pid 3608] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3893, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 3899 attached [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3899 [pid 3606] <... openat resumed>) = 3 [pid 3899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3899] <... prctl resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3899] setpgid(0, 0 [pid 3897] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3900 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3900 attached [pid 3899] <... setpgid resumed>) = 0 [pid 3897] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 3606] close(3 [pid 3900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3897] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3900] <... prctl resumed>) = 0 [pid 3897] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3897, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3899] <... openat resumed>) = 3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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 3902 attached [pid 3900] setpgid(0, 0 [pid 3899] write(3, "1000", 4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3901 [pid 3898] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3899] <... write resumed>) = 4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3903 ./strace-static-x86_64: Process 3903 attached [pid 3902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3900] <... setpgid resumed>) = 0 [pid 3899] close(3 [pid 3898] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3902 [pid 3903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3902] <... prctl resumed>) = 0 [pid 3900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3899] <... close resumed>) = 0 [pid 3898] <... exit_group resumed>) = ? [pid 3903] <... prctl resumed>) = 0 [pid 3902] setpgid(0, 0 [pid 3900] <... openat resumed>) = 3 [pid 3899] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3898] +++ exited with 0 +++ [pid 3903] setpgid(0, 0 [pid 3902] <... setpgid resumed>) = 0 [pid 3900] write(3, "1000", 4 [pid 3903] <... setpgid resumed>) = 0 [pid 3902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3900] <... write resumed>) = 4 [pid 3899] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3898, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3902] <... openat resumed>) = 3 [pid 3900] close(3 [pid 3899] pipe2( [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3903] <... openat resumed>) = 3 [pid 3902] write(3, "1000", 4 [pid 3900] <... close resumed>) = 0 [pid 3899] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3901 attached [pid 3903] write(3, "1000", 4 [pid 3902] <... write resumed>) = 4 [pid 3900] mkdir("./file0", 0777 [pid 3899] dup(4 [pid 3903] <... write resumed>) = 4 [pid 3902] close(3 [pid 3901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3900] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3899] <... dup resumed>) = 5 [pid 3903] close(3 [pid 3902] <... close resumed>) = 0 [pid 3901] <... prctl resumed>) = 0 [pid 3900] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3899] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3903] <... close resumed>) = 0 [pid 3902] mkdir("./file0", 0777 [pid 3901] setpgid(0, 0 [pid 3900] pipe2( [pid 3607] <... openat resumed>) = 3 [pid 3903] mkdir("./file0", 0777 [pid 3902] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3901] <... setpgid resumed>) = 0 [pid 3900] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3903] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3902] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3900] dup(4 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3903] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3902] pipe2( [pid 3901] <... openat resumed>) = 3 [pid 3900] <... dup resumed>) = 5 [pid 3607] close(3 [pid 3903] pipe2( [pid 3902] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3901] write(3, "1000", 4 [pid 3900] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... close resumed>) = 0 [pid 3903] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3902] dup(4 [pid 3901] <... write resumed>) = 4 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3904 [pid 3902] <... dup resumed>) = 5 [pid 3902] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3903] dup(4 [pid 3901] close(3 [pid 3903] <... dup resumed>) = 5 [pid 3901] <... close resumed>) = 0 [pid 3903] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3901] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3901] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3901] pipe2([3, 4], 0) = 0 [pid 3901] dup(4 [pid 3899] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3904 attached [pid 3899] exit_group(0 [pid 3904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3899] <... exit_group resumed>) = ? [pid 3904] <... prctl resumed>) = 0 [pid 3904] setpgid(0, 0) = 0 [pid 3899] +++ exited with 0 +++ [pid 3904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3901] <... dup resumed>) = 5 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3899, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3904] <... openat resumed>) = 3 [pid 3901] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3904] write(3, "1000", 4 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3904] <... write resumed>) = 4 [pid 3904] close(3) = 0 [pid 3904] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3904] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... openat resumed>) = 3 [pid 3904] pipe2( [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3904] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3904] dup(4 [pid 3608] close(3 [pid 3904] <... dup resumed>) = 5 [pid 3900] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... close resumed>) = 0 [pid 3904] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3900] exit_group(0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3900] <... exit_group resumed>) = ? [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3905 [pid 3900] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3900, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3905 attached [pid 3902] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] close(3 [pid 3905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3902] exit_group(0 [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3906 [pid 3902] <... exit_group resumed>) = ? [pid 3902] +++ exited with 0 +++ [pid 3905] <... prctl resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3902, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3905] setpgid(0, 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3905] <... setpgid resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3905] write(3, "1000", 4) = 4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3905] close(3) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3905] mkdir("./file0", 0777 [pid 3606] <... ioctl resumed>) = -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 3906 attached [pid 3906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3903] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3905] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3903] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3907 [pid 3903] <... exit_group resumed>) = ? [pid 3906] <... prctl resumed>) = 0 [pid 3906] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3907 attached [pid 3906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3905] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3904] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3903] +++ exited with 0 +++ [pid 3901] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3906] <... openat resumed>) = 3 [pid 3905] pipe2( [pid 3904] exit_group(0 [pid 3901] exit_group(0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3903, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3907] <... prctl resumed>) = 0 [pid 3906] write(3, "1000", 4 [pid 3905] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3904] <... exit_group resumed>) = ? [pid 3901] <... exit_group resumed>) = ? [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3907] setpgid(0, 0 [pid 3906] <... write resumed>) = 4 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3905] dup(4 [pid 3906] close(3 [pid 3905] <... dup resumed>) = 5 [pid 3904] +++ exited with 0 +++ [pid 3907] <... setpgid resumed>) = 0 [pid 3906] <... close resumed>) = 0 [pid 3905] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3901] +++ exited with 0 +++ [pid 3906] mkdir("./file0", 0777 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3901, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3904, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3906] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3609] <... openat resumed>) = 3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3906] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... restart_syscall resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... restart_syscall resumed>) = 0 [pid 3907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3906] pipe2( [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3907] <... openat resumed>) = 3 [pid 3906] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] close(3 [pid 3907] write(3, "1000", 4 [pid 3906] dup(4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3907] <... write resumed>) = 4 [pid 3906] <... dup resumed>) = 5 [pid 3611] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3908 attached [pid 3907] close(3 [pid 3906] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3905] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3907] <... close resumed>) = 0 [pid 3905] exit_group(0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3908 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3908] <... prctl resumed>) = 0 [pid 3907] mkdir("./file0", 0777 [pid 3905] <... exit_group resumed>) = ? [pid 3611] close(3 [pid 3607] close(3 [pid 3908] setpgid(0, 0 [pid 3907] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3905] +++ exited with 0 +++ [pid 3611] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3908] <... setpgid resumed>) = 0 [pid 3907] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3907] pipe2( [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3905, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3908] <... openat resumed>) = 3 [pid 3907] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3909 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3908] write(3, "1000", 4 [pid 3907] dup(4 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3908] <... write resumed>) = 4 [pid 3907] <... dup resumed>) = 5 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3910 [pid 3908] close(3 [pid 3907] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3909 attached [pid 3908] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3908] mkdir("./file0", 0777 [pid 3608] <... openat resumed>) = 3 [pid 3908] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3908] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3908] pipe2( [pid 3608] close(3 [pid 3908] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... close resumed>) = 0 [pid 3908] dup(4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3908] <... dup resumed>) = 5 [pid 3909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3908] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3911 ./strace-static-x86_64: Process 3910 attached [pid 3909] <... prctl resumed>) = 0 [pid 3910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3910] setpgid(0, 0) = 0 [pid 3910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3909] setpgid(0, 0 [pid 3910] write(3, "1000", 4) = 4 [pid 3910] close(3) = 0 [pid 3910] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3910] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3910] pipe2([3, 4], 0) = 0 [pid 3910] dup(4) = 5 [pid 3910] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3909] <... setpgid resumed>) = 0 [pid 3909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3911 attached [pid 3911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3909] <... openat resumed>) = 3 [pid 3911] <... prctl resumed>) = 0 [pid 3911] setpgid(0, 0) = 0 [pid 3911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3909] write(3, "1000", 4 [pid 3911] <... openat resumed>) = 3 [pid 3909] <... write resumed>) = 4 [pid 3906] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3911] write(3, "1000", 4 [pid 3909] close(3 [pid 3906] exit_group(0 [pid 3909] <... close resumed>) = 0 [pid 3906] <... exit_group resumed>) = ? [pid 3911] <... write resumed>) = 4 [pid 3909] mkdir("./file0", 0777 [pid 3906] +++ exited with 0 +++ [pid 3909] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3909] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3906, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3909] pipe2( [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3909] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3909] dup(4) = 5 [pid 3911] close(3 [pid 3909] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3911] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3911] mkdir("./file0", 0777 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3911] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3911] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] close(3 [pid 3911] pipe2( [pid 3610] <... close resumed>) = 0 [pid 3911] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3912 attached [pid 3911] dup(4 [pid 3912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3911] <... dup resumed>) = 5 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3912 [pid 3912] <... prctl resumed>) = 0 [pid 3911] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3912] setpgid(0, 0) = 0 [pid 3912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3912] write(3, "1000", 4) = 4 [pid 3912] close(3) = 0 [pid 3912] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3912] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3912] pipe2([3, 4], 0) = 0 [pid 3912] dup(4) = 5 [pid 3907] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3907] exit_group(0) = ? [pid 3907] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3912] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3908] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3908] exit_group(0) = ? [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3908] +++ exited with 0 +++ [pid 3606] <... openat resumed>) = 3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3908, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 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 [pid 3606] close(3 [pid 3910] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3913 [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3914 ./strace-static-x86_64: Process 3914 attached [pid 3910] exit_group(0) = ? [pid 3910] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3910, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3909] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 3909] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3909] <... exit_group resumed>) = ? [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 3909] +++ exited with 0 +++ [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3915 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3909, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 3913 attached [pid 3913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3913] setpgid(0, 0) = 0 [pid 3913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3913] write(3, "1000", 4) = 4 [pid 3913] close(3) = 0 [pid 3913] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3913] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 3915 attached [pid 3913] pipe2([3, 4], 0) = 0 [pid 3913] dup(4) = 5 [pid 3915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3913] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3915] <... prctl resumed>) = 0 [pid 3915] setpgid(0, 0 [pid 3914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3915] <... setpgid resumed>) = 0 [pid 3914] <... prctl resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3914] setpgid(0, 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3915] <... openat resumed>) = 3 [pid 3914] <... setpgid resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3915] write(3, "1000", 4 [pid 3914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] close(3 [pid 3915] <... write resumed>) = 4 [pid 3914] <... openat resumed>) = 3 [pid 3611] <... close resumed>) = 0 [pid 3915] close(3 [pid 3914] write(3, "1000", 4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3915] <... close resumed>) = 0 [pid 3914] <... write resumed>) = 4 [pid 3915] mkdir("./file0", 0777 [pid 3914] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3916 [pid 3915] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3914] <... close resumed>) = 0 [pid 3915] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3914] mkdir("./file0", 0777 [pid 3915] pipe2( [pid 3914] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3916 attached [pid 3915] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3914] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3915] dup(4 [pid 3914] pipe2( [pid 3916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3915] <... dup resumed>) = 5 [pid 3914] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3916] <... prctl resumed>) = 0 [pid 3915] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3914] dup(4) = 5 [pid 3914] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3916] setpgid(0, 0) = 0 [pid 3916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3916] write(3, "1000", 4) = 4 [pid 3916] close(3) = 0 [pid 3916] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3916] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3916] pipe2([3, 4], 0) = 0 [pid 3916] dup(4) = 5 [pid 3912] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3911] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3912] exit_group(0 [pid 3911] exit_group(0 [pid 3916] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3912] <... exit_group resumed>) = ? [pid 3911] <... exit_group resumed>) = ? [pid 3915] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3914] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3913] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3912] +++ exited with 0 +++ [pid 3911] +++ exited with 0 +++ [pid 3914] exit_group(0 [pid 3913] exit_group(0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3912, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3914] <... exit_group resumed>) = ? [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3915] exit_group(0 [pid 3914] +++ exited with 0 +++ [pid 3913] <... exit_group resumed>) = ? [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3914, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3915] <... exit_group resumed>) = ? [pid 3913] +++ exited with 0 +++ [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3915] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] close(3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3915, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3608] <... close resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3917 [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3918 ./strace-static-x86_64: Process 3917 attached [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3917] setpgid(0, 0) = 0 [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3917] write(3, "1000", 4) = 4 [pid 3917] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3607] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] <... close resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3917] <... close resumed>) = 0 [pid 3917] mkdir("./file0", 0777 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3919 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3920 [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3917] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3917] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3917] pipe2( [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3921 ./strace-static-x86_64: Process 3920 attached ./strace-static-x86_64: Process 3918 attached [pid 3917] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3917] dup(4 [pid 3920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3917] <... dup resumed>) = 5 [pid 3920] <... prctl resumed>) = 0 [pid 3918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3917] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3920] setpgid(0, 0 [pid 3918] <... prctl resumed>) = 0 [pid 3920] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3921 attached ./strace-static-x86_64: Process 3919 attached [pid 3921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3918] setpgid(0, 0 [pid 3916] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3921] <... prctl resumed>) = 0 [pid 3920] <... openat resumed>) = 3 [pid 3919] <... prctl resumed>) = 0 [pid 3918] <... setpgid resumed>) = 0 [pid 3916] exit_group(0 [pid 3921] setpgid(0, 0 [pid 3920] write(3, "1000", 4 [pid 3919] setpgid(0, 0 [pid 3918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3916] <... exit_group resumed>) = ? [pid 3921] <... setpgid resumed>) = 0 [pid 3920] <... write resumed>) = 4 [pid 3919] <... setpgid resumed>) = 0 [pid 3918] <... openat resumed>) = 3 [pid 3921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3920] close(3 [pid 3919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3918] write(3, "1000", 4 [pid 3916] +++ exited with 0 +++ [pid 3921] <... openat resumed>) = 3 [pid 3920] <... close resumed>) = 0 [pid 3919] <... openat resumed>) = 3 [pid 3918] <... write resumed>) = 4 [pid 3921] write(3, "1000", 4 [pid 3920] mkdir("./file0", 0777 [pid 3919] write(3, "1000", 4 [pid 3918] close(3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3916, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3921] <... write resumed>) = 4 [pid 3920] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3919] <... write resumed>) = 4 [pid 3918] <... close resumed>) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3921] close(3 [pid 3920] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3919] close(3 [pid 3918] mkdir("./file0", 0777 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3921] <... close resumed>) = 0 [pid 3920] pipe2( [pid 3919] <... close resumed>) = 0 [pid 3918] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3920] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3918] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3920] dup(4 [pid 3918] pipe2( [pid 3920] <... dup resumed>) = 5 [pid 3918] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3920] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3918] dup(4 [pid 3921] mkdir("./file0", 0777 [pid 3919] mkdir("./file0", 0777 [pid 3918] <... dup resumed>) = 5 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3918] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... openat resumed>) = 3 [pid 3921] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3919] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3917] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3921] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3919] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] close(3 [pid 3921] pipe2( [pid 3919] pipe2( [pid 3611] <... close resumed>) = 0 [pid 3921] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3920] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3919] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3918] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3917] exit_group(0 [pid 3920] exit_group(0 [pid 3918] exit_group(0 [pid 3919] dup(4 [pid 3921] dup(4 [pid 3919] <... dup resumed>) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3922 [pid 3921] <... dup resumed>) = 5 [pid 3921] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3920] <... exit_group resumed>) = ? [pid 3919] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3918] <... exit_group resumed>) = ? [pid 3920] +++ exited with 0 +++ [pid 3918] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3918, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3920, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] close(3 [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3924 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3923 ./strace-static-x86_64: Process 3923 attached [pid 3917] <... exit_group resumed>) = ? [pid 3923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3921] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3924 attached [pid 3923] <... prctl resumed>) = 0 [pid 3923] setpgid(0, 0) = 0 [pid 3924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3924] <... prctl resumed>) = 0 [pid 3923] <... openat resumed>) = 3 [pid 3917] +++ exited with 0 +++ [pid 3924] setpgid(0, 0 [pid 3923] write(3, "1000", 4 [pid 3921] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3917, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3924] <... setpgid resumed>) = 0 [pid 3923] <... write resumed>) = 4 [pid 3921] <... exit_group resumed>) = ? [pid 3924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3923] close(3 [pid 3924] <... openat resumed>) = 3 [pid 3923] <... close resumed>) = 0 [pid 3919] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3922 attached [pid 3924] write(3, "1000", 4 [pid 3923] mkdir("./file0", 0777 [pid 3921] +++ exited with 0 +++ [pid 3919] exit_group(0 [pid 3924] <... write resumed>) = 4 [pid 3923] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3919] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3921, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3924] close(3 [pid 3923] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3924] <... close resumed>) = 0 [pid 3923] pipe2( [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3924] mkdir("./file0", 0777 [pid 3923] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3924] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3923] dup(4 [pid 3608] <... openat resumed>) = 3 [pid 3924] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3923] <... dup resumed>) = 5 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3924] pipe2( [pid 3923] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3922] <... prctl resumed>) = 0 [pid 3919] +++ exited with 0 +++ [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3924] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3922] setpgid(0, 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3924] dup(4 [pid 3922] <... setpgid resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3924] <... dup resumed>) = 5 [pid 3922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 [pid 3924] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3922] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3922] write(3, "1000", 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3925 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3922] <... write resumed>) = 4 [pid 3607] close(3 [pid 3922] close(3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... close resumed>) = 0 [pid 3922] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3922] mkdir("./file0", 0777 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3922] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3922] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3923] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3922] pipe2( [pid 3609] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3926 [pid 3922] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... close resumed>) = 0 [pid 3923] exit_group(0 [pid 3922] dup(4 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3922] <... dup resumed>) = 5 [pid 3922] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3925 attached [pid 3923] <... exit_group resumed>) = ? [pid 3925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3927 [pid 3925] <... prctl resumed>) = 0 [pid 3925] setpgid(0, 0 [pid 3923] +++ exited with 0 +++ [pid 3925] <... setpgid resumed>) = 0 [pid 3925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3923, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 3927 attached ./strace-static-x86_64: Process 3926 attached [pid 3925] <... openat resumed>) = 3 [pid 3924] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3925] write(3, "1000", 4 [pid 3924] exit_group(0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3927] <... prctl resumed>) = 0 [pid 3926] <... prctl resumed>) = 0 [pid 3925] <... write resumed>) = 4 [pid 3924] <... exit_group resumed>) = ? [pid 3927] setpgid(0, 0 [pid 3926] setpgid(0, 0 [pid 3925] close(3 [pid 3924] +++ exited with 0 +++ [pid 3927] <... setpgid resumed>) = 0 [pid 3926] <... setpgid resumed>) = 0 [pid 3925] <... close resumed>) = 0 [pid 3927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3925] mkdir("./file0", 0777 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3927] <... openat resumed>) = 3 [pid 3926] <... openat resumed>) = 3 [pid 3925] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3927] write(3, "1000", 4 [pid 3926] write(3, "1000", 4 [pid 3925] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3927] <... write resumed>) = 4 [pid 3926] <... write resumed>) = 4 [pid 3925] pipe2( [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3927] close(3 [pid 3926] close(3 [pid 3925] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3927] <... close resumed>) = 0 [pid 3926] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3927] mkdir("./file0", 0777 [pid 3926] mkdir("./file0", 0777 [pid 3925] dup(4 [pid 3922] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3927] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3926] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3925] <... dup resumed>) = 5 [pid 3922] exit_group(0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 3927] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3926] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3925] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3922] <... exit_group resumed>) = ? [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 [pid 3927] pipe2( [pid 3926] pipe2( [pid 3922] +++ exited with 0 +++ [pid 3610] close(3 [pid 3927] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3926] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3927] dup(4 [pid 3926] dup(4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3927] <... dup resumed>) = 5 [pid 3926] <... dup resumed>) = 5 [pid 3927] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3926] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3929 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3928 ./strace-static-x86_64: Process 3929 attached ./strace-static-x86_64: Process 3928 attached [pid 3925] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3925] exit_group(0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3925] <... exit_group resumed>) = ? [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3925] +++ exited with 0 +++ [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3930 [pid 3929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3925, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 3930 attached [pid 3929] <... prctl resumed>) = 0 [pid 3928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3929] setpgid(0, 0 [pid 3928] <... prctl resumed>) = 0 [pid 3930] <... prctl resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3930] setpgid(0, 0 [pid 3929] <... setpgid resumed>) = 0 [pid 3928] setpgid(0, 0 [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3930] <... setpgid resumed>) = 0 [pid 3929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3928] <... setpgid resumed>) = 0 [pid 3926] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3929] <... openat resumed>) = 3 [pid 3928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3927] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3926] exit_group(0 [pid 3930] <... openat resumed>) = 3 [pid 3929] write(3, "1000", 4 [pid 3928] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3930] write(3, "1000", 4 [pid 3929] <... write resumed>) = 4 [pid 3928] write(3, "1000", 4 [pid 3927] exit_group(0 [pid 3926] <... exit_group resumed>) = ? [pid 3608] <... close resumed>) = 0 [pid 3930] <... write resumed>) = 4 [pid 3929] close(3 [pid 3928] <... write resumed>) = 4 [pid 3927] <... exit_group resumed>) = ? [pid 3930] close(3 [pid 3929] <... close resumed>) = 0 [pid 3928] close(3 [pid 3930] <... close resumed>) = 0 [pid 3929] mkdir("./file0", 0777 [pid 3928] <... close resumed>) = 0 [pid 3926] +++ exited with 0 +++ [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3930] mkdir("./file0", 0777 [pid 3929] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3928] mkdir("./file0", 0777 [pid 3930] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3929] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3928] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3927] +++ exited with 0 +++ [pid 3930] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3929] pipe2( [pid 3928] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3926, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3930] pipe2( [pid 3929] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3928] pipe2( [pid 3930] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3929] dup(4 [pid 3928] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3931 ./strace-static-x86_64: Process 3931 attached [pid 3930] dup(4 [pid 3929] <... dup resumed>) = 5 [pid 3928] dup(4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3930] <... dup resumed>) = 5 [pid 3929] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3928] <... dup resumed>) = 5 [pid 3931] <... prctl resumed>) = 0 [pid 3930] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3928] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3931] setpgid(0, 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3931] <... setpgid resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3931] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3607] close(3 [pid 3931] write(3, "1000", 4 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 3931] <... write resumed>) = 4 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3931] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3932 ./strace-static-x86_64: Process 3932 attached [pid 3931] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3933 [pid 3931] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3931] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3931] pipe2([3, 4], 0) = 0 [pid 3931] dup(4) = 5 [pid 3931] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3933 attached [pid 3933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3933] setpgid(0, 0) = 0 [pid 3933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3933] write(3, "1000", 4) = 4 [pid 3933] close(3) = 0 [pid 3933] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3933] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3932] <... prctl resumed>) = 0 [pid 3933] pipe2( [pid 3932] setpgid(0, 0 [pid 3933] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3933] dup(4) = 5 [pid 3933] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3932] <... setpgid resumed>) = 0 [pid 3932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3932] write(3, "1000", 4) = 4 [pid 3932] close(3) = 0 [pid 3932] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3932] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3932] pipe2([3, 4], 0) = 0 [pid 3932] dup(4) = 5 [pid 3932] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3928] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3928] exit_group(0) = ? [pid 3928] +++ exited with 0 +++ [pid 3929] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3928, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3929] exit_group(0) = ? [pid 3930] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3929] +++ exited with 0 +++ [pid 3930] exit_group(0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3930] <... exit_group resumed>) = ? [pid 3930] +++ exited with 0 +++ [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] <... restart_syscall resumed>) = 0 [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3934 [pid 3611] close(3 [pid 3610] close(3./strace-static-x86_64: Process 3934 attached [pid 3611] <... close resumed>) = 0 [pid 3934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3934] <... prctl resumed>) = 0 [pid 3934] setpgid(0, 0) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3935 [pid 3934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3936 [pid 3934] write(3, "1000", 4) = 4 [pid 3934] close(3) = 0 [pid 3934] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3936 attached [pid 3934] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3934] pipe2( [pid 3936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3936] setpgid(0, 0 [pid 3934] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3936] <... setpgid resumed>) = 0 [pid 3934] dup(4 [pid 3936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3935 attached ) = 3 [pid 3934] <... dup resumed>) = 5 [pid 3932] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3931] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3936] write(3, "1000", 4 [pid 3935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3934] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3933] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3932] exit_group(0 [pid 3931] exit_group(0 [pid 3936] <... write resumed>) = 4 [pid 3935] <... prctl resumed>) = 0 [pid 3933] exit_group(0 [pid 3932] <... exit_group resumed>) = ? [pid 3931] <... exit_group resumed>) = ? [pid 3936] close(3 [pid 3935] setpgid(0, 0 [pid 3933] <... exit_group resumed>) = ? [pid 3932] +++ exited with 0 +++ [pid 3931] +++ exited with 0 +++ [pid 3936] <... close resumed>) = 0 [pid 3935] <... setpgid resumed>) = 0 [pid 3933] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3932, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3931, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3936] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3933, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3936] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3936] pipe2([3, 4], 0) = 0 [pid 3936] dup(4) = 5 [pid 3936] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... restart_syscall resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3608] close(3 [pid 3607] close(3 [pid 3935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3937 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3938 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3939 ./strace-static-x86_64: Process 3938 attached [pid 3935] <... openat resumed>) = 3 [pid 3938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3935] write(3, "1000", 4./strace-static-x86_64: Process 3939 attached ./strace-static-x86_64: Process 3937 attached ) = 4 [pid 3935] close(3 [pid 3939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3935] <... close resumed>) = 0 [pid 3939] <... prctl resumed>) = 0 [pid 3938] setpgid(0, 0) = 0 [pid 3935] mkdir("./file0", 0777 [pid 3938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3935] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3935] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3939] setpgid(0, 0) = 0 [pid 3937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3935] pipe2( [pid 3939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3937] <... prctl resumed>) = 0 [pid 3935] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3939] <... openat resumed>) = 3 [pid 3938] <... openat resumed>) = 3 [pid 3937] setpgid(0, 0 [pid 3935] dup(4 [pid 3939] write(3, "1000", 4 [pid 3938] write(3, "1000", 4 [pid 3937] <... setpgid resumed>) = 0 [pid 3936] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3935] <... dup resumed>) = 5 [pid 3934] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3938] <... write resumed>) = 4 [pid 3936] exit_group(0 [pid 3935] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3934] exit_group(0 [pid 3938] close(3 [pid 3936] <... exit_group resumed>) = ? [pid 3938] <... close resumed>) = 0 [pid 3936] +++ exited with 0 +++ [pid 3934] <... exit_group resumed>) = ? [pid 3938] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3938] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3938] pipe2([3, 4], 0) = 0 [pid 3938] dup(4) = 5 [pid 3934] +++ exited with 0 +++ [pid 3938] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3934, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... restart_syscall resumed>) = 0 [pid 3939] <... write resumed>) = 4 [pid 3937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3935] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3939] close(3 [pid 3937] <... openat resumed>) = 3 [pid 3935] exit_group(0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3939] <... close resumed>) = 0 [pid 3937] write(3, "1000", 4 [pid 3935] <... exit_group resumed>) = ? [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 3939] mkdir("./file0", 0777 [pid 3937] <... write resumed>) = 4 [pid 3935] +++ exited with 0 +++ [pid 3610] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3939] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3937] close(3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3935, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 3939] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3937] <... close resumed>) = 0 [pid 3610] close(3 [pid 3606] <... close resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3939] pipe2( [pid 3937] mkdir("./file0", 0777 [pid 3611] <... openat resumed>) = 3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3939] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3937] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3940 [pid 3939] dup(4 [pid 3937] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3941 [pid 3939] <... dup resumed>) = 5 [pid 3937] pipe2( [pid 3611] close(3 [pid 3939] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3937] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3937] dup(4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3942 ./strace-static-x86_64: Process 3942 attached [pid 3942] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3942] setpgid(0, 0) = 0 [pid 3942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3937] <... dup resumed>) = 5 [pid 3937] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3941 attached [pid 3942] write(3, "1000", 4) = 4 [pid 3942] close(3) = 0 [pid 3942] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3942] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3941] setpgid(0, 0 [pid 3942] pipe2( [pid 3941] <... setpgid resumed>) = 0 [pid 3942] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3942] dup(4 [pid 3941] <... openat resumed>) = 3 [pid 3942] <... dup resumed>) = 5 [pid 3941] write(3, "1000", 4 [pid 3942] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3941] <... write resumed>) = 4 [pid 3941] close(3) = 0 [pid 3941] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3941] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3941] pipe2([3, 4], 0) = 0 [pid 3941] dup(4) = 5 [pid 3941] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3940 attached [pid 3940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3938] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3938] exit_group(0) = ? [pid 3938] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3938, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3940] setpgid(0, 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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 [pid 3940] <... setpgid resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3943 [pid 3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 3943 attached [pid 3943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3940] write(3, "1000", 4) = 4 [pid 3940] close(3) = 0 [pid 3940] mkdir("./file0", 0777 [pid 3939] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3940] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3940] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3940] pipe2( [pid 3939] exit_group(0 [pid 3940] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3939] <... exit_group resumed>) = ? [pid 3941] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3941] exit_group(0 [pid 3940] dup(4 [pid 3941] <... exit_group resumed>) = ? [pid 3941] +++ exited with 0 +++ [pid 3940] <... dup resumed>) = 5 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3941, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3939] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3940] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3943] <... prctl resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3607] close(3 [pid 3610] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3942] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3937] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3942] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3944 [pid 3937] exit_group(0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3945 [pid 3942] <... exit_group resumed>) = ? [pid 3937] <... exit_group resumed>) = ? [pid 3943] setpgid(0, 0) = 0 [pid 3943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3942] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3942, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3937] +++ exited with 0 +++ [pid 3611] <... restart_syscall resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3937, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR./strace-static-x86_64: Process 3944 attached [pid 3943] <... openat resumed>) = 3 [pid 3611] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3943] write(3, "1000", 4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3943] <... write resumed>) = 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3943] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3946 [pid 3609] close(3 [pid 3943] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3943] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3943] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3947 attached ./strace-static-x86_64: Process 3946 attached [pid 3944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3943] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3940] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3947 [pid 3943] pipe2( [pid 3944] <... prctl resumed>) = 0 [pid 3943] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3940] exit_group(0 [pid 3947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3944] setpgid(0, 0 [pid 3943] dup(4 [pid 3940] <... exit_group resumed>) = ? [pid 3943] <... dup resumed>) = 5 ./strace-static-x86_64: Process 3945 attached [pid 3943] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3947] <... prctl resumed>) = 0 [pid 3946] <... prctl resumed>) = 0 [pid 3945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3944] <... setpgid resumed>) = 0 [pid 3940] +++ exited with 0 +++ [pid 3947] setpgid(0, 0 [pid 3946] setpgid(0, 0 [pid 3945] <... prctl resumed>) = 0 [pid 3944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3947] <... setpgid resumed>) = 0 [pid 3946] <... setpgid resumed>) = 0 [pid 3945] setpgid(0, 0 [pid 3944] <... openat resumed>) = 3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3945] <... setpgid resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3944] write(3, "1000", 4 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3946] <... openat resumed>) = 3 [pid 3945] <... openat resumed>) = 3 [pid 3944] <... write resumed>) = 4 [pid 3947] <... openat resumed>) = 3 [pid 3946] write(3, "1000", 4 [pid 3945] write(3, "1000", 4 [pid 3944] close(3 [pid 3945] <... write resumed>) = 4 [pid 3944] <... close resumed>) = 0 [pid 3946] <... write resumed>) = 4 [pid 3947] write(3, "1000", 4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3945] close(3 [pid 3944] mkdir("./file0", 0777 [pid 3606] <... openat resumed>) = 3 [pid 3947] <... write resumed>) = 4 [pid 3946] close(3 [pid 3945] <... close resumed>) = 0 [pid 3944] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3947] close(3 [pid 3946] <... close resumed>) = 0 [pid 3945] mkdir("./file0", 0777 [pid 3944] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3947] <... close resumed>) = 0 [pid 3946] mkdir("./file0", 0777 [pid 3945] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3944] pipe2( [pid 3606] close(3 [pid 3946] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3945] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3944] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... close resumed>) = 0 [pid 3947] mkdir("./file0", 0777 [pid 3946] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3945] pipe2( [pid 3944] dup(4 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3948 attached [pid 3947] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3946] pipe2( [pid 3945] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3944] <... dup resumed>) = 5 [pid 3948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3947] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3946] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3945] dup(4 [pid 3944] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3948 [pid 3947] pipe2( [pid 3946] dup(4 [pid 3945] <... dup resumed>) = 5 [pid 3945] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3947] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3946] <... dup resumed>) = 5 [pid 3943] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3948] <... prctl resumed>) = 0 [pid 3947] dup(4 [pid 3946] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3945] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3944] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3943] exit_group(0 [pid 3947] <... dup resumed>) = 5 [pid 3945] exit_group(0 [pid 3944] exit_group(0 [pid 3943] <... exit_group resumed>) = ? [pid 3947] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3945] <... exit_group resumed>) = ? [pid 3944] <... exit_group resumed>) = ? [pid 3943] +++ exited with 0 +++ [pid 3948] setpgid(0, 0 [pid 3945] +++ exited with 0 +++ [pid 3944] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3948] <... setpgid resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3944, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3948] <... openat resumed>) = 3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3948] write(3, "1000", 4 [pid 3607] <... openat resumed>) = 3 [pid 3948] <... write resumed>) = 4 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3948] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3948] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] close(3 [pid 3948] mkdir("./file0", 0777 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3948] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3949 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3948] --- 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./strace-static-x86_64: Process 3950 attached [pid 3948] pipe2( [pid 3946] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3950 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3951 [pid 3946] exit_group(0 [pid 3948] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3946] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3949 attached [pid 3946] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3946, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3948] dup(4 [pid 3947] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... restart_syscall resumed>) = 0 [pid 3947] exit_group(0 [pid 3948] <... dup resumed>) = 5 ./strace-static-x86_64: Process 3951 attached [pid 3950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3948] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3947] <... exit_group resumed>) = ? [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3950] <... prctl resumed>) = 0 [pid 3949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3947] +++ exited with 0 +++ [pid 3951] <... prctl resumed>) = 0 [pid 3949] <... prctl resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3949] setpgid(0, 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3949] <... setpgid resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3951] setpgid(0, 0 [pid 3950] setpgid(0, 0 [pid 3949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3948] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3951] <... setpgid resumed>) = 0 [pid 3950] <... setpgid resumed>) = 0 [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3949] <... openat resumed>) = 3 [pid 3948] exit_group(0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3951] <... openat resumed>) = 3 [pid 3950] <... openat resumed>) = 3 [pid 3949] write(3, "1000", 4 [pid 3611] close(3 [pid 3951] write(3, "1000", 4 [pid 3950] write(3, "1000", 4 [pid 3949] <... write resumed>) = 4 [pid 3948] <... exit_group resumed>) = ? [pid 3609] <... openat resumed>) = 3 [pid 3611] <... close resumed>) = 0 [pid 3951] <... write resumed>) = 4 [pid 3950] <... write resumed>) = 4 [pid 3949] close(3 [pid 3948] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3951] close(3 [pid 3950] close(3 [pid 3949] <... close resumed>) = 0 [pid 3950] <... close resumed>) = 0 [pid 3950] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3951] <... close resumed>) = 0 [pid 3950] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3949] mkdir("./file0", 0777 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3952 [pid 3609] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3948, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3951] mkdir("./file0", 0777 [pid 3950] pipe2( [pid 3949] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3951] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3950] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... close resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3951] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3950] dup(4 [pid 3949] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... restart_syscall resumed>) = 0 [pid 3951] pipe2( [pid 3950] <... dup resumed>) = 5 [pid 3949] pipe2( [pid 3950] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3953 attached ./strace-static-x86_64: Process 3952 attached [pid 3951] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3949] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3952] setpgid(0, 0) = 0 [pid 3952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3953] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3952] write(3, "1000", 4 [pid 3951] dup(4 [pid 3949] dup(4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3953 [pid 3949] <... dup resumed>) = 5 [pid 3951] <... dup resumed>) = 5 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3951] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3949] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... openat resumed>) = 3 [pid 3952] <... write resumed>) = 4 [pid 3953] <... prctl resumed>) = 0 [pid 3952] close(3 [pid 3950] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3952] <... close resumed>) = 0 [pid 3950] exit_group(0 [pid 3953] setpgid(0, 0 [pid 3952] mkdir("./file0", 0777 [pid 3950] <... exit_group resumed>) = ? [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3953] <... setpgid resumed>) = 0 [pid 3952] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3950] +++ exited with 0 +++ [pid 3952] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3952] pipe2( [pid 3953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3952] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] close(3 [pid 3952] dup(4) = 5 [pid 3952] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] <... close resumed>) = 0 [pid 3953] <... openat resumed>) = 3 [pid 3953] write(3, "1000", 4 [pid 3949] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3949] exit_group(0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3949] <... exit_group resumed>) = ? [pid 3953] <... write resumed>) = 4 [pid 3949] +++ exited with 0 +++ [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3953] close(3 [pid 3610] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3954 [pid 3953] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3949, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3953] mkdir("./file0", 0777 [pid 3951] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3954 attached [pid 3953] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3951] exit_group(0 [pid 3954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3953] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3951] <... exit_group resumed>) = ? [pid 3607] <... restart_syscall resumed>) = 0 [pid 3954] <... prctl resumed>) = 0 [pid 3953] pipe2( [pid 3952] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3951] +++ exited with 0 +++ [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3955 [pid 3954] setpgid(0, 0 [pid 3953] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3951, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 3955 attached [pid 3954] <... setpgid resumed>) = 0 [pid 3953] dup(4 [pid 3952] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3953] <... dup resumed>) = 5 [pid 3954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3953] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3952] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 3955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3954] <... openat resumed>) = 3 [pid 3952] +++ exited with 0 +++ [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3954] write(3, "1000", 4 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3952, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3954] <... write resumed>) = 4 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3954] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3954] <... close resumed>) = 0 [pid 3608] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3956 [pid 3608] <... close resumed>) = 0 [pid 3955] <... prctl resumed>) = 0 [pid 3954] mkdir("./file0", 0777 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3954] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3956 attached [pid 3956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3955] setpgid(0, 0 [pid 3954] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3957 [pid 3954] pipe2( [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3955] <... setpgid resumed>) = 0 [pid 3954] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3954] dup(4 [pid 3956] <... prctl resumed>) = 0 [pid 3956] setpgid(0, 0 [pid 3954] <... dup resumed>) = 5 [pid 3956] <... setpgid resumed>) = 0 [pid 3955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3954] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3958 [pid 3956] <... openat resumed>) = 3 [pid 3956] write(3, "1000", 4) = 4 [pid 3956] close(3./strace-static-x86_64: Process 3957 attached ) = 0 [pid 3957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3956] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3957] <... prctl resumed>) = 0 [pid 3956] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3957] setpgid(0, 0 [pid 3956] pipe2( [pid 3957] <... setpgid resumed>) = 0 [pid 3956] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3956] dup(4 [pid 3957] <... openat resumed>) = 3 [pid 3956] <... dup resumed>) = 5 [pid 3957] write(3, "1000", 4 [pid 3956] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3958 attached [pid 3957] <... write resumed>) = 4 [pid 3958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3957] close(3 [pid 3953] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3958] <... prctl resumed>) = 0 [pid 3957] <... close resumed>) = 0 [pid 3958] setpgid(0, 0 [pid 3957] mkdir("./file0", 0777 [pid 3953] exit_group(0 [pid 3958] <... setpgid resumed>) = 0 [pid 3957] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3953] <... exit_group resumed>) = ? [pid 3958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3957] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3958] <... openat resumed>) = 3 [pid 3957] pipe2( [pid 3953] +++ exited with 0 +++ [pid 3958] write(3, "1000", 4 [pid 3957] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3955] <... openat resumed>) = 3 [pid 3954] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3958] <... write resumed>) = 4 [pid 3957] dup(4 [pid 3955] write(3, "1000", 4 [pid 3954] exit_group(0 [pid 3958] close(3 [pid 3957] <... dup resumed>) = 5 [pid 3955] <... write resumed>) = 4 [pid 3954] <... exit_group resumed>) = ? [pid 3958] <... close resumed>) = 0 [pid 3957] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3955] close(3 [pid 3958] mkdir("./file0", 0777 [pid 3955] <... close resumed>) = 0 [pid 3954] +++ exited with 0 +++ [pid 3958] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3955] mkdir("./file0", 0777 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3954, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3958] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3955] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3958] pipe2( [pid 3955] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3958] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3955] pipe2( [pid 3609] <... openat resumed>) = 3 [pid 3958] dup(4 [pid 3955] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3958] <... dup resumed>) = 5 [pid 3955] dup(4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3958] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3955] <... dup resumed>) = 5 [pid 3609] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3955] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... close resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3959 [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3959 attached , child_tidptr=0x555556691690) = 3960 [pid 3959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3959] setpgid(0, 0) = 0 [pid 3959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3960 attached [pid 3957] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3956] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3957] exit_group(0 [pid 3956] exit_group(0 [pid 3957] <... exit_group resumed>) = ? [pid 3956] <... exit_group resumed>) = ? [pid 3957] +++ exited with 0 +++ [pid 3956] +++ exited with 0 +++ [pid 3960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3958] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3955] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3960] <... prctl resumed>) = 0 [pid 3959] <... openat resumed>) = 3 [pid 3958] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3957, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3955] exit_group(0 [pid 3960] setpgid(0, 0 [pid 3959] write(3, "1000", 4 [pid 3958] <... exit_group resumed>) = ? [pid 3955] <... exit_group resumed>) = ? [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3956, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3960] <... setpgid resumed>) = 0 [pid 3959] <... write resumed>) = 4 [pid 3958] +++ exited with 0 +++ [pid 3608] <... restart_syscall resumed>) = 0 [pid 3959] close(3) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3959] mkdir("./file0", 0777 [pid 3955] +++ exited with 0 +++ [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3960] <... openat resumed>) = 3 [pid 3959] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... restart_syscall resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3960] write(3, "1000", 4 [pid 3959] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3960] <... write resumed>) = 4 [pid 3959] pipe2( [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3960] close(3 [pid 3959] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3960] <... close resumed>) = 0 [pid 3959] dup(4 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... close resumed>) = 0 [pid 3960] mkdir("./file0", 0777 [pid 3959] <... dup resumed>) = 5 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3960] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3959] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3./strace-static-x86_64: Process 3961 attached [pid 3960] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] close(3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3961 [pid 3607] <... close resumed>) = 0 [pid 3610] close(3 [pid 3961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3960] pipe2( [pid 3611] <... close resumed>) = 0 [pid 3961] <... prctl resumed>) = 0 [pid 3960] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3961] setpgid(0, 0 [pid 3960] dup(4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3962 ./strace-static-x86_64: Process 3962 attached [pid 3960] <... dup resumed>) = 5 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3963 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3964 [pid 3961] <... setpgid resumed>) = 0 [pid 3960] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3962] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3962] <... prctl resumed>) = 0 [pid 3961] write(3, "1000", 4) = 4 [pid 3961] close(3) = 0 [pid 3961] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3961] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3961] pipe2([3, 4], 0) = 0 [pid 3961] dup(4) = 5 [pid 3961] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3962] setpgid(0, 0) = 0 [pid 3962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3962] write(3, "1000", 4) = 4 [pid 3962] close(3) = 0 [pid 3962] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3962] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3962] pipe2(./strace-static-x86_64: Process 3964 attached [3, 4], 0) = 0 ./strace-static-x86_64: Process 3963 attached [pid 3964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3962] dup(4 [pid 3964] <... prctl resumed>) = 0 [pid 3962] <... dup resumed>) = 5 [pid 3964] setpgid(0, 0 [pid 3963] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3962] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3964] <... setpgid resumed>) = 0 [pid 3964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3963] <... prctl resumed>) = 0 [pid 3964] <... openat resumed>) = 3 [pid 3963] setpgid(0, 0 [pid 3964] write(3, "1000", 4 [pid 3963] <... setpgid resumed>) = 0 [pid 3959] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3964] <... write resumed>) = 4 [pid 3959] exit_group(0 [pid 3964] close(3 [pid 3959] <... exit_group resumed>) = ? [pid 3964] <... close resumed>) = 0 [pid 3963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3960] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3959] +++ exited with 0 +++ [pid 3964] mkdir("./file0", 0777 [pid 3960] exit_group(0 [pid 3964] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3960] <... exit_group resumed>) = ? [pid 3964] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3960] +++ exited with 0 +++ [pid 3964] pipe2([3, 4], 0) = 0 [pid 3964] dup(4 [pid 3963] <... openat resumed>) = 3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3960, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3964] <... dup resumed>) = 5 [pid 3963] write(3, "1000", 4 [pid 3961] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3964] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3963] <... write resumed>) = 4 [pid 3961] exit_group(0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3963] close(3 [pid 3961] <... exit_group resumed>) = ? [pid 3606] <... openat resumed>) = 3 [pid 3963] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3963] mkdir("./file0", 0777 [pid 3961] +++ exited with 0 +++ [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3963] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3961, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3963] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] close(3 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3963] pipe2( [pid 3609] <... close resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] close(3 [pid 3963] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3963] dup(4) = 5 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3965 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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=0x555556691690) = 3966 ./strace-static-x86_64: Process 3966 attached [pid 3966] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3963] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3962] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3962] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3967 [pid 3962] <... exit_group resumed>) = ? [pid 3962] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3968 [pid 3966] setpgid(0, 0) = 0 [pid 3966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 3967 attached ./strace-static-x86_64: Process 3965 attached [pid 3966] write(3, "1000", 4 [pid 3963] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3964] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3964] exit_group(0 [pid 3963] exit_group(0 [pid 3967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3966] <... write resumed>) = 4 [pid 3964] <... exit_group resumed>) = ? [pid 3963] <... exit_group resumed>) = ? [pid 3966] close(3 [pid 3964] +++ exited with 0 +++ [pid 3966] <... close resumed>) = 0 [pid 3966] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3966] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3963] +++ exited with 0 +++ [pid 3967] <... prctl resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3963, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3967] setpgid(0, 0 [pid 3966] pipe2( [pid 3965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3967] <... setpgid resumed>) = 0 [pid 3966] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3966] dup(4 [pid 3965] <... prctl resumed>) = 0 [pid 3967] <... openat resumed>) = 3 [pid 3966] <... dup resumed>) = 5 [pid 3965] setpgid(0, 0 [pid 3967] write(3, "1000", 4 [pid 3966] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3965] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3968 attached [pid 3967] <... write resumed>) = 4 [pid 3965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3967] close(3 [pid 3965] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3968] <... prctl resumed>) = 0 [pid 3968] setpgid(0, 0) = 0 [pid 3968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3968] write(3, "1000", 4) = 4 [pid 3968] close(3) = 0 [pid 3968] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3967] <... close resumed>) = 0 [pid 3965] write(3, "1000", 4 [pid 3610] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3968] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3967] mkdir("./file0", 0777 [pid 3965] <... write resumed>) = 4 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3968] pipe2( [pid 3967] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3965] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 3968] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3967] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3965] <... close resumed>) = 0 [pid 3610] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3968] dup(4 [pid 3967] pipe2( [pid 3965] mkdir("./file0", 0777 [pid 3968] <... dup resumed>) = 5 [pid 3967] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3965] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3968] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3967] dup(4 [pid 3965] --- 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 3607] close(3 [pid 3967] <... dup resumed>) = 5 [pid 3965] pipe2( [pid 3607] <... close resumed>) = 0 [pid 3967] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3965] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3969 attached [pid 3965] dup(4 [pid 3969] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3969] setpgid(0, 0) = 0 [pid 3965] <... dup resumed>) = 5 [pid 3965] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3969 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3970 [pid 3969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3969] write(3, "1000", 4) = 4 [pid 3969] close(3./strace-static-x86_64: Process 3970 attached [pid 3970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3969] <... close resumed>) = 0 [pid 3970] <... prctl resumed>) = 0 [pid 3970] setpgid(0, 0) = 0 [pid 3970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3970] write(3, "1000", 4) = 4 [pid 3970] close(3) = 0 [pid 3970] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3970] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3970] pipe2([3, 4], 0) = 0 [pid 3970] dup(4) = 5 [pid 3966] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3970] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3969] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3966] exit_group(0 [pid 3969] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3966] <... exit_group resumed>) = ? [pid 3969] pipe2([3, 4], 0) = 0 [pid 3966] +++ exited with 0 +++ [pid 3969] dup(4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3966, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3969] <... dup resumed>) = 5 [pid 3969] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3970] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3968] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3967] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3965] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3970] exit_group(0 [pid 3968] exit_group(0 [pid 3967] exit_group(0 [pid 3965] exit_group(0 [pid 3608] close(3 [pid 3970] <... exit_group resumed>) = ? [pid 3968] <... exit_group resumed>) = ? [pid 3967] <... exit_group resumed>) = ? [pid 3965] <... exit_group resumed>) = ? [pid 3608] <... close resumed>) = 0 [pid 3970] +++ exited with 0 +++ [pid 3968] +++ exited with 0 +++ [pid 3967] +++ exited with 0 +++ [pid 3965] +++ exited with 0 +++ [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3969] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3965, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3970, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3969] exit_group(0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3968, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3971 ./strace-static-x86_64: Process 3971 attached [pid 3969] <... exit_group resumed>) = ? [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3967, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3969] +++ exited with 0 +++ [pid 3611] <... restart_syscall resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3971] <... prctl resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3969, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3971] setpgid(0, 0) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3971] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3971] write(3, "1000", 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3971] <... write resumed>) = 4 [pid 3611] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3607] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3971] close(3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] close(3 [pid 3971] <... close resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3971] mkdir("./file0", 0777 [pid 3611] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3971] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3973 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3972 [pid 3971] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3974 ./strace-static-x86_64: Process 3972 attached [pid 3971] pipe2( [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3973 attached [pid 3972] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3971] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3975 [pid 3610] close(3 [pid 3972] <... prctl resumed>) = 0 [pid 3971] dup(4 [pid 3610] <... close resumed>) = 0 [pid 3973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3972] setpgid(0, 0 [pid 3971] <... dup resumed>) = 5 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3975 attached [pid 3973] <... prctl resumed>) = 0 [pid 3972] <... setpgid resumed>) = 0 [pid 3971] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3973] setpgid(0, 0 [pid 3972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3975] <... prctl resumed>) = 0 [pid 3973] <... setpgid resumed>) = 0 [pid 3972] <... openat resumed>) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3976 [pid 3975] setpgid(0, 0 [pid 3973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3972] write(3, "1000", 4 [pid 3975] <... setpgid resumed>) = 0 [pid 3973] <... openat resumed>) = 3 [pid 3972] <... write resumed>) = 4 [pid 3975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3973] write(3, "1000", 4 [pid 3972] close(3 [pid 3975] <... openat resumed>) = 3 [pid 3973] <... write resumed>) = 4 [pid 3972] <... close resumed>) = 0 ./strace-static-x86_64: Process 3974 attached [pid 3975] write(3, "1000", 4 [pid 3973] close(3 [pid 3972] mkdir("./file0", 0777 [pid 3971] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3975] <... write resumed>) = 4 [pid 3974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3973] <... close resumed>) = 0 [pid 3972] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3971] exit_group(0./strace-static-x86_64: Process 3976 attached [pid 3975] close(3 [pid 3974] <... prctl resumed>) = 0 [pid 3973] mkdir("./file0", 0777 [pid 3972] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3971] <... exit_group resumed>) = ? [pid 3976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3975] <... close resumed>) = 0 [pid 3974] setpgid(0, 0 [pid 3973] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3972] pipe2( [pid 3971] +++ exited with 0 +++ [pid 3976] <... prctl resumed>) = 0 [pid 3975] mkdir("./file0", 0777 [pid 3974] <... setpgid resumed>) = 0 [pid 3973] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3972] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3976] setpgid(0, 0 [pid 3975] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3973] pipe2( [pid 3976] <... setpgid resumed>) = 0 [pid 3975] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3974] <... openat resumed>) = 3 [pid 3973] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3972] dup(4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3971, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3975] pipe2( [pid 3974] write(3, "1000", 4 [pid 3973] dup(4 [pid 3972] <... dup resumed>) = 5 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3976] <... openat resumed>) = 3 [pid 3974] <... write resumed>) = 4 [pid 3976] write(3, "1000", 4 [pid 3974] close(3 [pid 3976] <... write resumed>) = 4 [pid 3974] <... close resumed>) = 0 [pid 3976] close(3 [pid 3974] mkdir("./file0", 0777 [pid 3976] <... close resumed>) = 0 [pid 3974] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3976] mkdir("./file0", 0777 [pid 3975] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3974] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3973] <... dup resumed>) = 5 [pid 3972] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... restart_syscall resumed>) = 0 [pid 3976] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3975] dup(4 [pid 3974] pipe2( [pid 3973] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3976] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3975] <... dup resumed>) = 5 [pid 3974] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3976] pipe2( [pid 3975] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3974] dup(4 [pid 3976] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3974] <... dup resumed>) = 5 [pid 3976] dup(4 [pid 3974] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3976] <... dup resumed>) = 5 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3976] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3976] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3973] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3972] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] close(3 [pid 3976] exit_group(0 [pid 3973] exit_group(0 [pid 3972] exit_group(0 [pid 3976] <... exit_group resumed>) = ? [pid 3973] <... exit_group resumed>) = ? [pid 3972] <... exit_group resumed>) = ? [pid 3976] +++ exited with 0 +++ [pid 3973] +++ exited with 0 +++ [pid 3972] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3976, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3973, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 3978 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3977 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3609] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3979 ./strace-static-x86_64: Process 3978 attached [pid 3978] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3977 attached ./strace-static-x86_64: Process 3979 attached [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3980 [pid 3979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3978] <... prctl resumed>) = 0 [pid 3978] setpgid(0, 0 [pid 3979] <... prctl resumed>) = 0 [pid 3977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3979] setpgid(0, 0 [pid 3977] <... prctl resumed>) = 0 [pid 3978] <... setpgid resumed>) = 0 [pid 3979] <... setpgid resumed>) = 0 [pid 3978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3978] <... openat resumed>) = 3 [pid 3978] write(3, "1000", 4) = 4 [pid 3978] close(3 [pid 3979] <... openat resumed>) = 3 [pid 3977] setpgid(0, 0 [pid 3978] <... close resumed>) = 0 [pid 3979] write(3, "1000", 4 [pid 3978] mkdir("./file0", 0777 [pid 3977] <... setpgid resumed>) = 0 [pid 3978] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3978] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3978] pipe2([3, 4], 0) = 0 [pid 3975] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3979] <... write resumed>) = 4 [pid 3978] dup(4 [pid 3977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3975] exit_group(0 [pid 3974] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3980 attached [pid 3979] close(3 [pid 3978] <... dup resumed>) = 5 [pid 3975] <... exit_group resumed>) = ? [pid 3974] exit_group(0 [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3979] <... close resumed>) = 0 [pid 3978] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3977] <... openat resumed>) = 3 [pid 3975] +++ exited with 0 +++ [pid 3974] <... exit_group resumed>) = ? [pid 3979] mkdir("./file0", 0777 [pid 3977] write(3, "1000", 4 [pid 3974] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3975, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3979] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3977] <... write resumed>) = 4 [pid 3979] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3977] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3979] pipe2( [pid 3977] <... close resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3980] <... prctl resumed>) = 0 [pid 3979] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3977] mkdir("./file0", 0777 [pid 3611] <... openat resumed>) = 3 [pid 3980] setpgid(0, 0 [pid 3979] dup(4 [pid 3977] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3980] <... setpgid resumed>) = 0 [pid 3979] <... dup resumed>) = 5 [pid 3977] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3979] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3977] pipe2( [pid 3611] close(3 [pid 3977] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... close resumed>) = 0 [pid 3977] dup(4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3977] <... dup resumed>) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3977] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3981 ./strace-static-x86_64: Process 3981 attached [pid 3980] <... openat resumed>) = 3 [pid 3978] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3980] write(3, "1000", 4) = 4 [pid 3978] exit_group(0 [pid 3606] close(3 [pid 3980] close(3 [pid 3978] <... exit_group resumed>) = ? [pid 3980] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3978] +++ exited with 0 +++ [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3980] mkdir("./file0", 0777 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3978, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3980] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3981] <... prctl resumed>) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3982 [pid 3980] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... restart_syscall resumed>) = 0 [pid 3980] pipe2( [pid 3981] setpgid(0, 0 [pid 3980] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3981] <... setpgid resumed>) = 0 [pid 3980] dup(4) = 5 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3980] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... openat resumed>) = 3 [pid 3981] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3981] write(3, "1000", 4./strace-static-x86_64: Process 3982 attached [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3981] <... write resumed>) = 4 [pid 3607] close(3 [pid 3981] close(3 [pid 3982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3982] setpgid(0, 0) = 0 [pid 3982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3982] write(3, "1000", 4) = 4 [pid 3982] close(3) = 0 [pid 3982] mkdir("./file0", 0777 [pid 3981] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3982] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3981] mkdir("./file0", 0777 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3982] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3981] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3982] pipe2([3, 4], 0) = 0 [pid 3981] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3982] dup(4 [pid 3981] pipe2( [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3983 [pid 3982] <... dup resumed>) = 5 [pid 3981] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3982] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3981] dup(4) = 5 [pid 3981] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3983 attached [pid 3979] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3979] exit_group(0) = ? [pid 3979] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3979, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3977] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3977] exit_group(0) = ? [pid 3983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3977] +++ exited with 0 +++ [pid 3983] <... prctl resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3977, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3983] setpgid(0, 0 [pid 3610] <... openat resumed>) = 3 [pid 3983] <... setpgid resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3983] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3983] write(3, "1000", 4 [pid 3610] <... close resumed>) = 0 [pid 3983] <... write resumed>) = 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3983] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3983] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3984 [pid 3608] <... openat resumed>) = 3 [pid 3983] mkdir("./file0", 0777 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3983] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3983] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] close(3 [pid 3983] pipe2( [pid 3608] <... close resumed>) = 0 [pid 3983] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3983] dup(4) = 5 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3985 [pid 3983] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3985 attached [pid 3985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 3984 attached [pid 3985] setpgid(0, 0) = 0 [pid 3985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3984] setpgid(0, 0) = 0 [pid 3985] <... openat resumed>) = 3 [pid 3984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3985] write(3, "1000", 4) = 4 [pid 3984] <... openat resumed>) = 3 [pid 3985] close(3 [pid 3984] write(3, "1000", 4 [pid 3985] <... close resumed>) = 0 [pid 3984] <... write resumed>) = 4 [pid 3985] mkdir("./file0", 0777 [pid 3984] close(3 [pid 3985] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3984] <... close resumed>) = 0 [pid 3985] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3984] mkdir("./file0", 0777 [pid 3985] pipe2( [pid 3984] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3985] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3984] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3985] dup(4 [pid 3984] pipe2( [pid 3985] <... dup resumed>) = 5 [pid 3984] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3985] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3984] dup(4) = 5 [pid 3981] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3984] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3982] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3981] exit_group(0 [pid 3980] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3982] exit_group(0 [pid 3981] <... exit_group resumed>) = ? [pid 3980] exit_group(0 [pid 3982] <... exit_group resumed>) = ? [pid 3981] +++ exited with 0 +++ [pid 3980] <... exit_group resumed>) = ? [pid 3980] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3981, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3980, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3982] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 3986 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR./strace-static-x86_64: Process 3986 attached [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3611] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3983] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... close resumed>) = 0 [pid 3609] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3983] exit_group(0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3983] <... exit_group resumed>) = ? [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3987 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3988 [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3986] setpgid(0, 0) = 0 [pid 3983] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3983, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... restart_syscall resumed>) = 0 [pid 3986] <... openat resumed>) = 3 [pid 3986] write(3, "1000", 4./strace-static-x86_64: Process 3988 attached ) = 4 [pid 3984] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3986] close(3 [pid 3984] exit_group(0 [pid 3607] <... openat resumed>) = 3 [pid 3986] <... close resumed>) = 0 [pid 3984] <... exit_group resumed>) = ? [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3986] mkdir("./file0", 0777 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3986] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] close(3 [pid 3988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3986] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3984] +++ exited with 0 +++ [pid 3607] <... close resumed>) = 0 [pid 3988] <... prctl resumed>) = 0 [pid 3986] pipe2( [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3984, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3989 attached [pid 3988] setpgid(0, 0 [pid 3986] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3988] <... setpgid resumed>) = 0 [pid 3986] dup(4 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3989 [pid 3988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3986] <... dup resumed>) = 5 [pid 3988] <... openat resumed>) = 3 [pid 3986] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3988] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 3987 attached [pid 3988] close(3) = 0 [pid 3987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3988] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3987] <... prctl resumed>) = 0 [pid 3988] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3987] setpgid(0, 0 [pid 3988] pipe2( [pid 3987] <... setpgid resumed>) = 0 [pid 3989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3988] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3989] <... prctl resumed>) = 0 [pid 3988] dup(4 [pid 3987] <... openat resumed>) = 3 [pid 3985] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 3988] <... dup resumed>) = 5 [pid 3987] write(3, "1000", 4 [pid 3985] exit_group(0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3985] <... exit_group resumed>) = ? [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3988] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3987] <... write resumed>) = 4 [pid 3610] <... close resumed>) = 0 [pid 3989] setpgid(0, 0 [pid 3985] +++ exited with 0 +++ [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3987] close(3) = 0 [pid 3987] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3990 [pid 3987] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3987] pipe2([3, 4], 0) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3987] dup(4 [pid 3608] <... openat resumed>) = 3 [pid 3987] <... dup resumed>) = 5 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3987] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 3990 attached [pid 3989] <... setpgid resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3991 attached [pid 3990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3989] <... openat resumed>) = 3 [pid 3986] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3990] <... prctl resumed>) = 0 [pid 3989] write(3, "1000", 4 [pid 3986] exit_group(0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3991 [pid 3991] <... prctl resumed>) = 0 [pid 3990] setpgid(0, 0 [pid 3989] <... write resumed>) = 4 [pid 3986] <... exit_group resumed>) = ? [pid 3991] setpgid(0, 0 [pid 3990] <... setpgid resumed>) = 0 [pid 3989] close(3 [pid 3986] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3991] <... setpgid resumed>) = 0 [pid 3990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3989] <... close resumed>) = 0 [pid 3991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3990] <... openat resumed>) = 3 [pid 3989] mkdir("./file0", 0777 [pid 3991] <... openat resumed>) = 3 [pid 3990] write(3, "1000", 4 [pid 3989] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3991] write(3, "1000", 4 [pid 3990] <... write resumed>) = 4 [pid 3989] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3991] <... write resumed>) = 4 [pid 3990] close(3 [pid 3989] pipe2( [pid 3991] close(3 [pid 3990] <... close resumed>) = 0 [pid 3989] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3991] <... close resumed>) = 0 [pid 3990] mkdir("./file0", 0777 [pid 3989] dup(4 [pid 3988] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3991] mkdir("./file0", 0777 [pid 3990] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3989] <... dup resumed>) = 5 [pid 3988] exit_group(0 [pid 3987] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3991] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3990] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3989] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3991] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3990] pipe2( [pid 3988] <... exit_group resumed>) = ? [pid 3987] exit_group(0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3991] pipe2( [pid 3990] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3991] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3990] dup(4 [pid 3988] +++ exited with 0 +++ [pid 3987] <... exit_group resumed>) = ? [pid 3991] dup(4 [pid 3990] <... dup resumed>) = 5 [pid 3989] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... openat resumed>) = 3 [pid 3991] <... dup resumed>) = 5 [pid 3990] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3989] exit_group(0 [pid 3987] +++ exited with 0 +++ [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3991] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3989] <... exit_group resumed>) = ? [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3987, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3989] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3606] close(3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3989, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3609] close(3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3990] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3990] exit_group(0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3992 attached [pid 3990] <... exit_group resumed>) = ? [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 3993 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3992 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3994 ./strace-static-x86_64: Process 3993 attached [pid 3993] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3994 attached ) = 0 [pid 3990] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3990, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3610] close(3 [pid 3994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3993] setpgid(0, 0 [pid 3992] <... prctl resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 ./strace-static-x86_64: Process 3995 attached [pid 3991] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 3995 [pid 3991] exit_group(0) = ? [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 3996 [pid 3994] <... prctl resumed>) = 0 [pid 3992] setpgid(0, 0 [pid 3994] setpgid(0, 0 [pid 3993] <... setpgid resumed>) = 0 [pid 3992] <... setpgid resumed>) = 0 [pid 3994] <... setpgid resumed>) = 0 [pid 3993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3991] +++ exited with 0 +++ ./strace-static-x86_64: Process 3996 attached [pid 3995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3993] <... openat resumed>) = 3 [pid 3992] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3991, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3994] <... openat resumed>) = 3 [pid 3993] write(3, "1000", 4 [pid 3992] write(3, "1000", 4 [pid 3994] write(3, "1000", 4 [pid 3993] <... write resumed>) = 4 [pid 3992] <... write resumed>) = 4 [pid 3994] <... write resumed>) = 4 [pid 3993] close(3 [pid 3992] close(3 [pid 3994] close(3 [pid 3993] <... close resumed>) = 0 [pid 3992] <... close resumed>) = 0 [pid 3994] <... close resumed>) = 0 [pid 3993] mkdir("./file0", 0777 [pid 3992] mkdir("./file0", 0777 [pid 3994] mkdir("./file0", 0777 [pid 3993] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3992] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3994] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3993] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3992] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3994] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3993] pipe2( [pid 3992] pipe2( [pid 3994] pipe2( [pid 3993] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3992] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3994] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3993] dup(4 [pid 3992] dup(4 [pid 3994] dup(4 [pid 3993] <... dup resumed>) = 5 [pid 3992] <... dup resumed>) = 5 [pid 3995] <... prctl resumed>) = 0 [pid 3994] <... dup resumed>) = 5 [pid 3993] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3992] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3995] setpgid(0, 0 [pid 3994] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3996] <... prctl resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3995] <... setpgid resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] close(3 [pid 3995] <... openat resumed>) = 3 [pid 3608] <... close resumed>) = 0 [pid 3995] write(3, "1000", 4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3997 attached [pid 3995] <... write resumed>) = 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 3997 [pid 3995] close(3 [pid 3992] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3995] <... close resumed>) = 0 [pid 3992] exit_group(0 [pid 3993] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3994] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3995] mkdir("./file0", 0777 [pid 3992] <... exit_group resumed>) = ? [pid 3994] exit_group(0) = ? [pid 3995] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3995] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3995] pipe2( [pid 3994] +++ exited with 0 +++ [pid 3993] exit_group(0 [pid 3995] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3992] +++ exited with 0 +++ [pid 3997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3996] setpgid(0, 0 [pid 3995] dup(4 [pid 3993] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3992, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3996] <... setpgid resumed>) = 0 [pid 3993] +++ exited with 0 +++ [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3995] <... dup resumed>) = 5 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3993, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... restart_syscall resumed>) = 0 [pid 3996] <... openat resumed>) = 3 [pid 3995] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3996] write(3, "1000", 4 [pid 3606] <... openat resumed>) = 3 [pid 3996] <... write resumed>) = 4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3996] close(3 [pid 3609] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3996] <... close resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 3996] mkdir("./file0", 0777 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 [pid 3996] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3996] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3996] pipe2( [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 3998 [pid 3996] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3996] dup(4) = 5 [pid 3996] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 3999 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4000 ./strace-static-x86_64: Process 3999 attached ./strace-static-x86_64: Process 3998 attached [pid 3997] setpgid(0, 0 [pid 3996] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3995] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3997] <... setpgid resumed>) = 0 [pid 3996] exit_group(0 [pid 3999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3996] <... exit_group resumed>) = ? [pid 3995] exit_group(0 [pid 3997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4000 attached [pid 3999] <... prctl resumed>) = 0 [pid 3998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3997] <... openat resumed>) = 3 [pid 3996] +++ exited with 0 +++ [pid 3995] <... exit_group resumed>) = ? [pid 3999] setpgid(0, 0 [pid 3997] write(3, "1000", 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3996, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3997] <... write resumed>) = 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3997] close(3 [pid 3995] +++ exited with 0 +++ [pid 3997] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3999] <... setpgid resumed>) = 0 [pid 3998] <... prctl resumed>) = 0 [pid 3997] mkdir("./file0", 0777 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3995, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3997] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] close(3 [pid 3997] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3997] pipe2( [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3997] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4001 [pid 3607] close(3 [pid 3997] dup(4 [pid 3607] <... close resumed>) = 0 [pid 3999] <... openat resumed>) = 3 [pid 3998] setpgid(0, 0 [pid 3997] <... dup resumed>) = 5 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3997] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3999] write(3, "1000", 4 [pid 3998] <... setpgid resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4002 [pid 3999] <... write resumed>) = 4 [pid 3999] close(3) = 0 [pid 3999] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3999] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3999] pipe2([3, 4], 0) = 0 [pid 3998] <... openat resumed>) = 3 [pid 3999] dup(4 [pid 3998] write(3, "1000", 4 [pid 3999] <... dup resumed>) = 5 [pid 3998] <... write resumed>) = 4 [pid 3999] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3998] close(3) = 0 ./strace-static-x86_64: Process 4001 attached [pid 3998] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3998] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3998] pipe2( [pid 4000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3998] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3998] dup(4 [pid 4000] <... prctl resumed>) = 0 [pid 3998] <... dup resumed>) = 5 [pid 3998] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4000] setpgid(0, 0 [pid 4001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4001] setpgid(0, 0) = 0 [pid 4000] <... setpgid resumed>) = 0 [pid 4000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4000] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4002 attached [pid 4001] <... openat resumed>) = 3 [pid 4000] write(3, "1000", 4 [pid 4002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4001] write(3, "1000", 4 [pid 4000] <... write resumed>) = 4 [pid 4002] <... prctl resumed>) = 0 [pid 4001] <... write resumed>) = 4 [pid 4000] close(3 [pid 4002] setpgid(0, 0 [pid 4001] close(3 [pid 4002] <... setpgid resumed>) = 0 [pid 4001] <... close resumed>) = 0 [pid 4002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4001] mkdir("./file0", 0777 [pid 4002] <... openat resumed>) = 3 [pid 4001] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4002] write(3, "1000", 4 [pid 4001] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4002] <... write resumed>) = 4 [pid 4001] pipe2( [pid 4002] close(3 [pid 4001] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4002] <... close resumed>) = 0 [pid 4001] dup(4 [pid 4002] mkdir("./file0", 0777 [pid 4001] <... dup resumed>) = 5 [pid 4002] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4001] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4002] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4002] pipe2([3, 4], 0) = 0 [pid 4002] dup(4) = 5 [pid 4002] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4000] <... close resumed>) = 0 [pid 4000] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4000] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4000] pipe2([3, 4], 0) = 0 [pid 4000] dup(4) = 5 [pid 4000] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3997] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3997] exit_group(0 [pid 4002] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3999] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4002] exit_group(0 [pid 4001] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3998] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3997] <... exit_group resumed>) = ? [pid 3999] exit_group(0 [pid 4002] <... exit_group resumed>) = ? [pid 4001] exit_group(0 [pid 3998] exit_group(0 [pid 3997] +++ exited with 0 +++ [pid 4002] +++ exited with 0 +++ [pid 4001] <... exit_group resumed>) = ? [pid 3999] <... exit_group resumed>) = ? [pid 3998] <... exit_group resumed>) = ? [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3997, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4002, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4001] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... restart_syscall resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3999] +++ exited with 0 +++ [pid 3998] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4000] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 4000] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3998, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4000] <... exit_group resumed>) = ? [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3610] close(3 [pid 3607] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4004 attached ./strace-static-x86_64: Process 4003 attached [pid 4000] +++ exited with 0 +++ [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... openat resumed>) = 3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4003 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 4005 attached [pid 4004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4000, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4004 [pid 3606] <... openat resumed>) = 3 [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4004] <... prctl resumed>) = 0 [pid 4003] <... prctl resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4005 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4005] <... prctl resumed>) = 0 [pid 4004] setpgid(0, 0 [pid 4003] setpgid(0, 0 [pid 3609] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4005] setpgid(0, 0 [pid 4004] <... setpgid resumed>) = 0 [pid 4003] <... setpgid resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3606] close(3 [pid 4005] <... setpgid resumed>) = 0 [pid 4004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 4006 attached [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4004] <... openat resumed>) = 3 [pid 4003] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4006 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4007 [pid 4005] <... openat resumed>) = 3 [pid 4004] write(3, "1000", 4 [pid 4006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4003] write(3, "1000", 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4006] <... prctl resumed>) = 0 [pid 4005] write(3, "1000", 4 [pid 4004] <... write resumed>) = 4 [pid 4003] <... write resumed>) = 4 [pid 3611] close(3 [pid 4006] setpgid(0, 0 [pid 4005] <... write resumed>) = 4 [pid 4004] close(3 [pid 4003] close(3 [pid 3611] <... close resumed>) = 0 [pid 4006] <... setpgid resumed>) = 0 [pid 4005] close(3 [pid 4004] <... close resumed>) = 0 [pid 4003] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4008 attached ./strace-static-x86_64: Process 4007 attached [pid 4006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4005] <... close resumed>) = 0 [pid 4004] mkdir("./file0", 0777 [pid 4003] mkdir("./file0", 0777 [pid 4008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4006] <... openat resumed>) = 3 [pid 4005] mkdir("./file0", 0777 [pid 4004] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4003] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4008 [pid 4008] <... prctl resumed>) = 0 [pid 4007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4006] write(3, "1000", 4 [pid 4005] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4004] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4003] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4008] setpgid(0, 0 [pid 4007] <... prctl resumed>) = 0 [pid 4006] <... write resumed>) = 4 [pid 4005] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4004] pipe2( [pid 4003] pipe2( [pid 4008] <... setpgid resumed>) = 0 [pid 4007] setpgid(0, 0 [pid 4006] close(3 [pid 4005] pipe2( [pid 4004] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4003] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4007] <... setpgid resumed>) = 0 [pid 4006] <... close resumed>) = 0 [pid 4005] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4004] dup(4 [pid 4003] dup(4 [pid 4008] <... openat resumed>) = 3 [pid 4007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4006] mkdir("./file0", 0777 [pid 4005] dup(4 [pid 4004] <... dup resumed>) = 5 [pid 4003] <... dup resumed>) = 5 [pid 4008] write(3, "1000", 4 [pid 4007] <... openat resumed>) = 3 [pid 4006] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4005] <... dup resumed>) = 5 [pid 4004] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4003] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4008] <... write resumed>) = 4 [pid 4007] write(3, "1000", 4 [pid 4006] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4005] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4008] close(3) = 0 [pid 4007] <... write resumed>) = 4 [pid 4006] pipe2( [pid 4008] mkdir("./file0", 0777 [pid 4007] close(3 [pid 4006] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4008] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4007] <... close resumed>) = 0 [pid 4006] dup(4 [pid 4008] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4007] mkdir("./file0", 0777 [pid 4008] pipe2([3, 4], 0) = 0 [pid 4008] dup(4) = 5 [pid 4006] <... dup resumed>) = 5 [pid 4008] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4006] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4007] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4004] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4003] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4007] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4004] exit_group(0 [pid 4003] exit_group(0 [pid 4008] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4007] pipe2( [pid 4005] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4004] <... exit_group resumed>) = ? [pid 4003] <... exit_group resumed>) = ? [pid 4008] exit_group(0 [pid 4007] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4005] exit_group(0 [pid 4004] +++ exited with 0 +++ [pid 4003] +++ exited with 0 +++ [pid 4008] <... exit_group resumed>) = ? [pid 4007] dup(4 [pid 4005] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4008] +++ exited with 0 +++ [pid 4007] <... dup resumed>) = 5 [pid 4005] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4008, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4005, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4003, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4009 [pid 4007] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] close(3 [pid 3610] close(3 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4010 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4012 attached ./strace-static-x86_64: Process 4010 attached [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4011 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4012 [pid 4012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4010] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4009 attached [pid 4012] setpgid(0, 0 [pid 4010] <... prctl resumed>) = 0 [pid 4012] <... setpgid resumed>) = 0 [pid 4010] setpgid(0, 0 [pid 4012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4010] <... setpgid resumed>) = 0 [pid 4012] <... openat resumed>) = 3 [pid 4010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4012] write(3, "1000", 4 [pid 4010] <... openat resumed>) = 3 [pid 4009] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4011 attached [pid 4012] <... write resumed>) = 4 [pid 4010] write(3, "1000", 4 [pid 4009] setpgid(0, 0 [pid 4012] close(3 [pid 4011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4010] <... write resumed>) = 4 [pid 4009] <... setpgid resumed>) = 0 [pid 4012] <... close resumed>) = 0 [pid 4011] <... prctl resumed>) = 0 [pid 4010] close(3 [pid 4009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4012] mkdir("./file0", 0777 [pid 4011] setpgid(0, 0 [pid 4010] <... close resumed>) = 0 [pid 4009] <... openat resumed>) = 3 [pid 4012] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4011] <... setpgid resumed>) = 0 [pid 4010] mkdir("./file0", 0777 [pid 4009] write(3, "1000", 4 [pid 4012] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4010] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4009] <... write resumed>) = 4 [pid 4012] pipe2( [pid 4011] <... openat resumed>) = 3 [pid 4010] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4009] close(3 [pid 4011] write(3, "1000", 4 [pid 4009] <... close resumed>) = 0 [pid 4006] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4012] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4011] <... write resumed>) = 4 [pid 4010] pipe2( [pid 4009] mkdir("./file0", 0777 [pid 4011] close(3 [pid 4009] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4012] dup(4 [pid 4011] <... close resumed>) = 0 [pid 4010] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4009] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4006] exit_group(0 [pid 4012] <... dup resumed>) = 5 [pid 4011] mkdir("./file0", 0777 [pid 4010] dup(4 [pid 4009] pipe2( [pid 4011] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4009] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4011] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4009] dup(4 [pid 4011] pipe2( [pid 4009] <... dup resumed>) = 5 [pid 4011] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4009] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4011] dup(4) = 5 [pid 4011] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4012] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4010] <... dup resumed>) = 5 [pid 4007] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4006] <... exit_group resumed>) = ? [pid 4010] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4007] exit_group(0 [pid 4006] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4006, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4007] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4007] +++ exited with 0 +++ [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4007, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3609] close(3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4013 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 4013 attached [pid 4013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... openat resumed>) = 3 [pid 4013] <... prctl resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4013] setpgid(0, 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4013] <... setpgid resumed>) = 0 [pid 3606] close(3 [pid 4013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4013] <... openat resumed>) = 3 [pid 4013] write(3, "1000", 4) = 4 [pid 4013] close(3) = 0 [pid 4013] mkdir("./file0", 0777 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4014 [pid 4013] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4013] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4013] pipe2([3, 4], 0) = 0 [pid 4013] dup(4) = 5 [pid 4013] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4014 attached [pid 4014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4014] setpgid(0, 0) = 0 [pid 4014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4014] write(3, "1000", 4) = 4 [pid 4014] close(3) = 0 [pid 4014] mkdir("./file0", 0777 [pid 4009] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4009] exit_group(0) = ? [pid 4009] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4014] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4014] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4014] pipe2([3, 4], 0) = 0 [pid 4011] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4014] dup(4 [pid 4011] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4014] <... dup resumed>) = 5 [pid 4012] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4011] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 4014] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4012] exit_group(0 [pid 4011] +++ exited with 0 +++ [pid 4010] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4012] <... exit_group resumed>) = ? [pid 4010] exit_group(0 [pid 3607] close(3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4011, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... close resumed>) = 0 [pid 4012] +++ exited with 0 +++ [pid 4010] <... exit_group resumed>) = ? [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4010] +++ exited with 0 +++ [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4012, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4015 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4010, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3610] close(3 [pid 3608] close(3 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4016 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4017 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4018 ./strace-static-x86_64: Process 4018 attached [pid 4018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4018] setpgid(0, 0) = 0 [pid 4018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4016 attached ) = 3 ./strace-static-x86_64: Process 4017 attached ./strace-static-x86_64: Process 4015 attached [pid 4018] write(3, "1000", 4 [pid 4016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4018] <... write resumed>) = 4 [pid 4017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4013] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4018] close(3 [pid 4016] <... prctl resumed>) = 0 [pid 4018] <... close resumed>) = 0 [pid 4016] setpgid(0, 0 [pid 4018] mkdir("./file0", 0777 [pid 4017] <... prctl resumed>) = 0 [pid 4016] <... setpgid resumed>) = 0 [pid 4015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4013] exit_group(0 [pid 4018] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4017] setpgid(0, 0 [pid 4016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4015] <... prctl resumed>) = 0 [pid 4013] <... exit_group resumed>) = ? [pid 4017] <... setpgid resumed>) = 0 [pid 4015] setpgid(0, 0 [pid 4018] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4016] <... openat resumed>) = 3 [pid 4018] pipe2( [pid 4016] write(3, "1000", 4 [pid 4013] +++ exited with 0 +++ [pid 4015] <... setpgid resumed>) = 0 [pid 4018] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4017] <... openat resumed>) = 3 [pid 4016] <... write resumed>) = 4 [pid 4015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4013, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4018] dup(4 [pid 4017] write(3, "1000", 4 [pid 4016] close(3 [pid 4015] <... openat resumed>) = 3 [pid 4018] <... dup resumed>) = 5 [pid 4017] <... write resumed>) = 4 [pid 4016] <... close resumed>) = 0 [pid 4015] write(3, "1000", 4 [pid 4018] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4017] close(3 [pid 4016] mkdir("./file0", 0777 [pid 4015] <... write resumed>) = 4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4017] <... close resumed>) = 0 [pid 4016] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4015] close(3 [pid 3609] <... openat resumed>) = 3 [pid 4017] mkdir("./file0", 0777 [pid 4016] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4015] <... close resumed>) = 0 [pid 4014] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4016] pipe2( [pid 4014] exit_group(0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4017] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4016] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4015] mkdir("./file0", 0777 [pid 4014] <... exit_group resumed>) = ? [pid 3609] close(3 [pid 4018] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4017] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4016] dup(4 [pid 4015] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4014] +++ exited with 0 +++ [pid 3609] <... close resumed>) = 0 [pid 4018] exit_group(0 [pid 4017] pipe2( [pid 4016] <... dup resumed>) = 5 [pid 4015] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4014, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4018] <... exit_group resumed>) = ? [pid 4017] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4016] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4015] pipe2( [pid 3606] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4019 attached [pid 4018] +++ exited with 0 +++ [pid 4017] dup(4 [pid 4016] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4015] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4019 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4017] <... dup resumed>) = 5 [pid 4016] exit_group(0 [pid 4015] dup(4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4017] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4016] <... exit_group resumed>) = ? [pid 4015] <... dup resumed>) = 5 [pid 4016] +++ exited with 0 +++ [pid 4015] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4016, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... openat resumed>) = 3 [pid 3606] close(3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... close resumed>) = 0 [pid 4019] <... prctl resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... openat resumed>) = 3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4019] setpgid(0, 0 [pid 3611] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3611] <... close resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4020 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] close(3) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4021 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4022 ./strace-static-x86_64: Process 4020 attached [pid 4020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4020] setpgid(0, 0) = 0 [pid 4020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4019] <... setpgid resumed>) = 0 [pid 4019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 4021 attached [pid 4020] <... openat resumed>) = 3 [pid 4019] write(3, "1000", 4 [pid 4021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4020] write(3, "1000", 4 [pid 4019] <... write resumed>) = 4 ./strace-static-x86_64: Process 4022 attached [pid 4021] <... prctl resumed>) = 0 [pid 4020] <... write resumed>) = 4 [pid 4019] close(3 [pid 4021] setpgid(0, 0 [pid 4020] close(3 [pid 4019] <... close resumed>) = 0 [pid 4022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4021] <... setpgid resumed>) = 0 [pid 4020] <... close resumed>) = 0 [pid 4019] mkdir("./file0", 0777 [pid 4022] <... prctl resumed>) = 0 [pid 4021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4020] mkdir("./file0", 0777 [pid 4019] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4022] setpgid(0, 0 [pid 4021] <... openat resumed>) = 3 [pid 4020] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4019] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4022] <... setpgid resumed>) = 0 [pid 4021] write(3, "1000", 4 [pid 4020] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4019] pipe2( [pid 4022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4021] <... write resumed>) = 4 [pid 4020] pipe2( [pid 4019] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4022] <... openat resumed>) = 3 [pid 4021] close(3 [pid 4020] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4019] dup(4 [pid 4022] write(3, "1000", 4 [pid 4021] <... close resumed>) = 0 [pid 4020] dup(4 [pid 4019] <... dup resumed>) = 5 [pid 4022] <... write resumed>) = 4 [pid 4021] mkdir("./file0", 0777 [pid 4020] <... dup resumed>) = 5 [pid 4019] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4022] close(3 [pid 4021] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4020] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4022] <... close resumed>) = 0 [pid 4021] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4022] mkdir("./file0", 0777 [pid 4021] pipe2( [pid 4017] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4021] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4015] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4022] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4021] dup(4 [pid 4017] exit_group(0 [pid 4015] exit_group(0 [pid 4022] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4021] <... dup resumed>) = 5 [pid 4019] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4017] <... exit_group resumed>) = ? [pid 4015] <... exit_group resumed>) = ? [pid 4022] pipe2( [pid 4021] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4019] exit_group(0 [pid 4017] +++ exited with 0 +++ [pid 4015] +++ exited with 0 +++ [pid 4022] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4019] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4017, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4022] dup(4 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4022] <... dup resumed>) = 5 [pid 4019] +++ exited with 0 +++ [pid 3610] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4022] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4019, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] close(3 [pid 3607] close(3 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4023 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4024 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4025 ./strace-static-x86_64: Process 4024 attached [pid 4024] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4025 attached ./strace-static-x86_64: Process 4023 attached [pid 4021] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4020] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4021] exit_group(0 [pid 4020] exit_group(0 [pid 4021] <... exit_group resumed>) = ? [pid 4020] <... exit_group resumed>) = ? [pid 4021] +++ exited with 0 +++ [pid 4020] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4020, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4024] <... prctl resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... openat resumed>) = 3 [pid 4025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4024] setpgid(0, 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4025] <... prctl resumed>) = 0 [pid 4024] <... setpgid resumed>) = 0 [pid 4023] <... prctl resumed>) = 0 [pid 4022] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 3 [pid 4025] setpgid(0, 0 [pid 4024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4023] setpgid(0, 0 [pid 4022] exit_group(0 [pid 3611] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4025] <... setpgid resumed>) = 0 [pid 4024] <... openat resumed>) = 3 [pid 4023] <... setpgid resumed>) = 0 [pid 4022] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4024] write(3, "1000", 4 [pid 4023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] close(3 [pid 4025] <... openat resumed>) = 3 [pid 4024] <... write resumed>) = 4 [pid 4023] <... openat resumed>) = 3 [pid 4022] +++ exited with 0 +++ [pid 3606] <... close resumed>) = 0 [pid 4025] write(3, "1000", 4 [pid 4024] close(3 [pid 4023] write(3, "1000", 4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4026 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4025] <... write resumed>) = 4 [pid 4024] <... close resumed>) = 0 [pid 4023] <... write resumed>) = 4 [pid 4025] close(3 [pid 4024] mkdir("./file0", 0777 [pid 4023] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4027 [pid 4025] <... close resumed>) = 0 [pid 4024] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4023] <... close resumed>) = 0 [pid 4025] mkdir("./file0", 0777 [pid 4024] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4023] mkdir("./file0", 0777 [pid 4025] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4024] pipe2( [pid 4023] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4025] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4024] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4023] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4027 attached ./strace-static-x86_64: Process 4026 attached [pid 4025] pipe2( [pid 4024] dup(4 [pid 4023] pipe2( [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4025] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4024] <... dup resumed>) = 5 [pid 4023] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... openat resumed>) = 3 [pid 4027] <... prctl resumed>) = 0 [pid 4026] <... prctl resumed>) = 0 [pid 4025] dup(4 [pid 4024] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4023] dup(4 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4027] setpgid(0, 0 [pid 4026] setpgid(0, 0 [pid 4025] <... dup resumed>) = 5 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4027] <... setpgid resumed>) = 0 [pid 4026] <... setpgid resumed>) = 0 [pid 4025] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4023] <... dup resumed>) = 5 [pid 3608] close(3 [pid 4026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4023] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... close resumed>) = 0 [pid 4026] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4026] write(3, "1000", 4 [pid 4027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4026] <... write resumed>) = 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4028 [pid 4026] close(3) = 0 [pid 4027] <... openat resumed>) = 3 [pid 4026] mkdir("./file0", 0777 [pid 4027] write(3, "1000", 4 [pid 4026] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4026] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4026] pipe2([3, 4], 0) = 0 [pid 4027] <... write resumed>) = 4 [pid 4026] dup(4) = 5 [pid 4026] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4028 attached [pid 4028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4028] setpgid(0, 0) = 0 [pid 4028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4028] write(3, "1000", 4) = 4 [pid 4028] close(3) = 0 [pid 4027] close(3 [pid 4028] mkdir("./file0", 0777 [pid 4027] <... close resumed>) = 0 [pid 4028] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4027] mkdir("./file0", 0777 [pid 4028] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4027] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4028] pipe2( [pid 4027] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4028] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4027] pipe2( [pid 4028] dup(4 [pid 4027] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4028] <... dup resumed>) = 5 [pid 4027] dup(4 [pid 4028] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4027] <... dup resumed>) = 5 [pid 4027] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4025] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4025] exit_group(0) = ? [pid 4023] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4025] +++ exited with 0 +++ [pid 4024] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4023] exit_group(0 [pid 4024] exit_group(0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4025, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4026] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4024] <... exit_group resumed>) = ? [pid 4023] <... exit_group resumed>) = ? [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4026] exit_group(0 [pid 4024] +++ exited with 0 +++ [pid 3607] <... openat resumed>) = 3 [pid 4026] <... exit_group resumed>) = ? [pid 4023] +++ exited with 0 +++ [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4026] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4023, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] close(3 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4029 attached [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4029 [pid 4029] <... prctl resumed>) = 0 [pid 4028] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 4028] exit_group(0 [pid 4027] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4028] <... exit_group resumed>) = ? [pid 4027] exit_group(0 [pid 3611] close(3 [pid 3610] <... close resumed>) = 0 ./strace-static-x86_64: Process 4030 attached [pid 4029] setpgid(0, 0 [pid 4028] +++ exited with 0 +++ [pid 4027] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4030 [pid 4030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4029] <... setpgid resumed>) = 0 [pid 4027] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4028, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4030] <... prctl resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4031 ./strace-static-x86_64: Process 4032 attached ./strace-static-x86_64: Process 4031 attached [pid 4030] setpgid(0, 0 [pid 4029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4032 [pid 4031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4030] <... setpgid resumed>) = 0 [pid 4029] <... openat resumed>) = 3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4027, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4029] write(3, "1000", 4 [pid 4030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4029] <... write resumed>) = 4 [pid 4032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4029] close(3 [pid 4032] <... prctl resumed>) = 0 [pid 4031] <... prctl resumed>) = 0 [pid 4030] <... openat resumed>) = 3 [pid 4029] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4032] setpgid(0, 0 [pid 4030] write(3, "1000", 4 [pid 4029] mkdir("./file0", 0777 [pid 4032] <... setpgid resumed>) = 0 [pid 4030] <... write resumed>) = 4 [pid 4029] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4031] setpgid(0, 0 [pid 4030] close(3 [pid 4029] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4030] <... close resumed>) = 0 [pid 4029] pipe2( [pid 4032] <... openat resumed>) = 3 [pid 4031] <... setpgid resumed>) = 0 [pid 4030] mkdir("./file0", 0777 [pid 4029] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4032] write(3, "1000", 4 [pid 4031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4030] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4029] dup(4 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4032] <... write resumed>) = 4 [pid 4031] <... openat resumed>) = 3 [pid 4030] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4029] <... dup resumed>) = 5 [pid 3608] close(3 [pid 3606] close(3 [pid 4032] close(3 [pid 4031] write(3, "1000", 4 [pid 4030] pipe2( [pid 4029] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4032] <... close resumed>) = 0 [pid 4031] <... write resumed>) = 4 [pid 4030] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4031] close(3) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4033 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4034 [pid 4031] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4031] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4031] pipe2([3, 4], 0) = 0 [pid 4031] dup(4) = 5 [pid 4031] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4030] dup(4./strace-static-x86_64: Process 4033 attached [pid 4032] mkdir("./file0", 0777 [pid 4030] <... dup resumed>) = 5 [pid 4033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4032] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4030] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4033] <... prctl resumed>) = 0 [pid 4033] setpgid(0, 0 [pid 4032] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4033] <... setpgid resumed>) = 0 [pid 4032] pipe2( [pid 4033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4032] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4032] dup(4 [pid 4033] <... openat resumed>) = 3 [pid 4033] write(3, "1000", 4 [pid 4032] <... dup resumed>) = 5 [pid 4033] <... write resumed>) = 4 [pid 4032] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4033] close(3) = 0 [pid 4033] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4033] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4033] pipe2([3, 4], 0) = 0 [pid 4033] dup(4) = 5 [pid 4033] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4034 attached [pid 4034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4029] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4034] <... prctl resumed>) = 0 [pid 4034] setpgid(0, 0) = 0 [pid 4029] exit_group(0 [pid 4034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4029] <... exit_group resumed>) = ? [pid 4034] <... openat resumed>) = 3 [pid 4034] write(3, "1000", 4) = 4 [pid 4034] close(3) = 0 [pid 4029] +++ exited with 0 +++ [pid 4034] mkdir("./file0", 0777 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4029, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4034] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4034] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... restart_syscall resumed>) = 0 [pid 4034] pipe2([3, 4], 0) = 0 [pid 4034] dup(4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4034] <... dup resumed>) = 5 [pid 3607] <... openat resumed>) = 3 [pid 4034] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4032] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4031] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4030] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4032] exit_group(0 [pid 4031] exit_group(0 [pid 4030] exit_group(0 [pid 3607] close(3 [pid 4032] <... exit_group resumed>) = ? [pid 4031] <... exit_group resumed>) = ? [pid 4030] <... exit_group resumed>) = ? [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4030] +++ exited with 0 +++ [pid 4031] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4035 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 4032] +++ exited with 0 +++ [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4032, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... openat resumed>) = 3 [pid 3609] close(3./strace-static-x86_64: Process 4035 attached [pid 4033] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 0 [pid 4035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4033] exit_group(0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4035] <... prctl resumed>) = 0 [pid 4033] <... exit_group resumed>) = ? [pid 3610] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4035] setpgid(0, 0 [pid 4033] +++ exited with 0 +++ [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... close resumed>) = 0 [pid 4035] <... setpgid resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 4035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4035] <... openat resumed>) = 3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4033, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4035] write(3, "1000", 4 [pid 3611] close(3 [pid 4035] <... write resumed>) = 4 [pid 3611] <... close resumed>) = 0 [pid 4035] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4035] <... close resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4036 [pid 4035] mkdir("./file0", 0777 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4038 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4037 [pid 4035] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4035] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4035] pipe2([3, 4], 0) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4035] dup(4 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3./strace-static-x86_64: Process 4036 attached [pid 4035] <... dup resumed>) = 5 [pid 3608] <... close resumed>) = 0 [pid 4036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4035] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4034] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4039 attached ./strace-static-x86_64: Process 4037 attached [pid 4036] <... prctl resumed>) = 0 [pid 4034] exit_group(0 [pid 4037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4036] setpgid(0, 0 [pid 4034] <... exit_group resumed>) = ? [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4039 [pid 4039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4036] <... setpgid resumed>) = 0 [pid 4036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4036] write(3, "1000", 4) = 4 [pid 4036] close(3) = 0 [pid 4034] +++ exited with 0 +++ ./strace-static-x86_64: Process 4038 attached [pid 4039] <... prctl resumed>) = 0 [pid 4037] <... prctl resumed>) = 0 [pid 4036] mkdir("./file0", 0777 [pid 4038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4036] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4038] <... prctl resumed>) = 0 [pid 4036] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4039] setpgid(0, 0 [pid 4038] setpgid(0, 0 [pid 4036] pipe2( [pid 4039] <... setpgid resumed>) = 0 [pid 4038] <... setpgid resumed>) = 0 [pid 4037] setpgid(0, 0 [pid 4036] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4034, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4036] dup(4 [pid 4039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4038] <... openat resumed>) = 3 [pid 4037] <... setpgid resumed>) = 0 [pid 4036] <... dup resumed>) = 5 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4038] write(3, "1000", 4 [pid 4036] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4038] <... write resumed>) = 4 [pid 4037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... openat resumed>) = 3 [pid 4039] <... openat resumed>) = 3 [pid 4038] close(3 [pid 4037] <... openat resumed>) = 3 [pid 4038] <... close resumed>) = 0 [pid 4038] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4038] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4038] pipe2([3, 4], 0) = 0 [pid 4038] dup(4) = 5 [pid 4038] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4037] write(3, "1000", 4 [pid 4039] write(3, "1000", 4 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4039] <... write resumed>) = 4 [pid 4037] <... write resumed>) = 4 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4039] close(3 [pid 4037] close(3 [pid 3606] close(3 [pid 4039] <... close resumed>) = 0 [pid 4037] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4039] mkdir("./file0", 0777 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4039] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4037] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4040 attached [pid 4039] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4037] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4040 [pid 4037] pipe2( [pid 4039] pipe2( [pid 4037] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4039] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4037] dup(4 [pid 4039] dup(4 [pid 4037] <... dup resumed>) = 5 [pid 4039] <... dup resumed>) = 5 [pid 4040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4037] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4040] <... prctl resumed>) = 0 [pid 4039] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4040] setpgid(0, 0) = 0 [pid 4040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4040] write(3, "1000", 4) = 4 [pid 4040] close(3) = 0 [pid 4040] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4040] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4040] pipe2([3, 4], 0) = 0 [pid 4040] dup(4) = 5 [pid 4040] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4035] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4035] exit_group(0) = ? [pid 4035] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4035, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4039] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4036] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4039] exit_group(0 [pid 4038] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4039] <... exit_group resumed>) = ? [pid 4039] +++ exited with 0 +++ [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4039, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4038] exit_group(0 [pid 4036] exit_group(0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4038] <... exit_group resumed>) = ? [pid 4037] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4036] <... exit_group resumed>) = ? [pid 3608] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4041 [pid 4037] exit_group(0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4038] +++ exited with 0 +++ [pid 4037] <... exit_group resumed>) = ? [pid 4036] +++ exited with 0 +++ [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4038, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4036, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] close(3 [pid 4037] +++ exited with 0 +++ [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 4041 attached [pid 3611] <... openat resumed>) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4037, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4042 [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4041] <... prctl resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 4041] setpgid(0, 0 [pid 3611] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4041] <... setpgid resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 ./strace-static-x86_64: Process 4043 attached [pid 4041] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4043 [pid 3610] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4044 attached [pid 4043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4041] write(3, "1000", 4 [pid 3610] <... close resumed>) = 0 [pid 4044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4043] <... prctl resumed>) = 0 [pid 4041] <... write resumed>) = 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4044 ./strace-static-x86_64: Process 4045 attached [pid 4044] <... prctl resumed>) = 0 [pid 4043] setpgid(0, 0 [pid 4041] close(3 [pid 4045] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4044] setpgid(0, 0 [pid 4043] <... setpgid resumed>) = 0 [pid 4041] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4045 [pid 4045] <... prctl resumed>) = 0 [pid 4044] <... setpgid resumed>) = 0 [pid 4043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4041] mkdir("./file0", 0777./strace-static-x86_64: Process 4042 attached [pid 4043] <... openat resumed>) = 3 [pid 4044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4041] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4045] setpgid(0, 0) = 0 [pid 4044] <... openat resumed>) = 3 [pid 4043] write(3, "1000", 4 [pid 4042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4041] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4044] write(3, "1000", 4 [pid 4043] <... write resumed>) = 4 [pid 4042] <... prctl resumed>) = 0 [pid 4041] pipe2( [pid 4045] <... openat resumed>) = 3 [pid 4044] <... write resumed>) = 4 [pid 4043] close(3 [pid 4042] setpgid(0, 0 [pid 4041] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4045] write(3, "1000", 4 [pid 4044] close(3 [pid 4043] <... close resumed>) = 0 [pid 4042] <... setpgid resumed>) = 0 [pid 4041] dup(4 [pid 4042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4045] <... write resumed>) = 4 [pid 4044] <... close resumed>) = 0 [pid 4043] mkdir("./file0", 0777 [pid 4042] <... openat resumed>) = 3 [pid 4041] <... dup resumed>) = 5 [pid 4040] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4045] close(3 [pid 4044] mkdir("./file0", 0777 [pid 4043] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4042] write(3, "1000", 4 [pid 4041] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4040] exit_group(0 [pid 4045] <... close resumed>) = 0 [pid 4044] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4043] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4042] <... write resumed>) = 4 [pid 4042] close(3 [pid 4040] <... exit_group resumed>) = ? [pid 4043] pipe2( [pid 4042] <... close resumed>) = 0 [pid 4042] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4043] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4040] +++ exited with 0 +++ [pid 4042] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4042] pipe2( [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4040, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4042] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4042] dup(4 [pid 3606] <... openat resumed>) = 3 [pid 4042] <... dup resumed>) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4045] mkdir("./file0", 0777 [pid 4044] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4043] dup(4 [pid 4045] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4044] pipe2( [pid 4043] <... dup resumed>) = 5 [pid 4042] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4041] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4045] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4044] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4043] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4042] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4041] exit_group(0 [pid 3606] close(3 [pid 4044] dup(4 [pid 4042] exit_group(0 [pid 4041] <... exit_group resumed>) = ? [pid 3606] <... close resumed>) = 0 [pid 4042] <... exit_group resumed>) = ? [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4044] <... dup resumed>) = 5 [pid 4042] +++ exited with 0 +++ [pid 4041] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4046 [pid 4045] pipe2( [pid 4044] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4043] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4042, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4043] exit_group(0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4045] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4043] <... exit_group resumed>) = ? [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 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4045] dup(4 [pid 4043] +++ exited with 0 +++ [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 [pid 4045] <... dup resumed>) = 5 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4045] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4044] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4047 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... restart_syscall resumed>) = 0 [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4044] exit_group(0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR./strace-static-x86_64: Process 4046 attached [pid 4044] <... exit_group resumed>) = ? [pid 3611] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4048 [pid 4046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4044] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4046] <... prctl resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4044, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4046] setpgid(0, 0) = 0 [pid 3611] close(3 [pid 4046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... close resumed>) = 0 [pid 4046] <... openat resumed>) = 3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4046] write(3, "1000", 4) = 4 [pid 4046] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4049 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4046] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 4046] mkdir("./file0", 0777 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4046] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4046] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] close(3./strace-static-x86_64: Process 4048 attached [pid 4046] pipe2( [pid 3609] <... close resumed>) = 0 [pid 4048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4046] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4048] <... prctl resumed>) = 0 [pid 4046] dup(4./strace-static-x86_64: Process 4047 attached [pid 4048] setpgid(0, 0 [pid 4046] <... dup resumed>) = 5 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4050 ./strace-static-x86_64: Process 4049 attached [pid 4048] <... setpgid resumed>) = 0 [pid 4047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4046] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4045] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4047] <... prctl resumed>) = 0 [pid 4049] <... prctl resumed>) = 0 [pid 4048] <... openat resumed>) = 3 [pid 4047] setpgid(0, 0 [pid 4045] exit_group(0 [pid 4049] setpgid(0, 0 [pid 4048] write(3, "1000", 4 [pid 4047] <... setpgid resumed>) = 0 [pid 4045] <... exit_group resumed>) = ? [pid 4049] <... setpgid resumed>) = 0 [pid 4048] <... write resumed>) = 4 [pid 4047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4048] close(3 [pid 4049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4048] <... close resumed>) = 0 [pid 4047] <... openat resumed>) = 3 [pid 4045] +++ exited with 0 +++ [pid 4049] <... openat resumed>) = 3 [pid 4048] mkdir("./file0", 0777 [pid 4047] write(3, "1000", 4 [pid 4046] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4045, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4049] write(3, "1000", 4 [pid 4048] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4047] <... write resumed>) = 4 [pid 4046] exit_group(0./strace-static-x86_64: Process 4050 attached [pid 4049] <... write resumed>) = 4 [pid 4048] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4047] close(3 [pid 4046] <... exit_group resumed>) = ? [pid 4050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4049] close(3 [pid 4048] pipe2( [pid 4047] <... close resumed>) = 0 [pid 4046] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4050] <... prctl resumed>) = 0 [pid 4049] <... close resumed>) = 0 [pid 4048] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4047] mkdir("./file0", 0777 [pid 3610] <... openat resumed>) = 3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4050] setpgid(0, 0 [pid 4049] mkdir("./file0", 0777 [pid 4048] dup(4 [pid 4047] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4050] <... setpgid resumed>) = 0 [pid 4049] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4048] <... dup resumed>) = 5 [pid 4047] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4049] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4048] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4047] pipe2( [pid 3610] close(3 [pid 4050] <... openat resumed>) = 3 [pid 4049] pipe2( [pid 4047] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... close resumed>) = 0 [pid 4050] write(3, "1000", 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4050] <... write resumed>) = 4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4050] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4051 [pid 3606] <... openat resumed>) = 3 [pid 4050] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4050] mkdir("./file0", 0777 [pid 4049] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4047] dup(4 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4050] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4049] dup(4 [pid 4047] <... dup resumed>) = 5 [pid 3606] close(3 [pid 4050] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4049] <... dup resumed>) = 5 [pid 4047] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... close resumed>) = 0 [pid 4050] pipe2( [pid 4049] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4050] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 4051 attached [pid 4050] dup(4 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4052 [pid 4051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4050] <... dup resumed>) = 5 [pid 4051] <... prctl resumed>) = 0 [pid 4050] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4051] setpgid(0, 0 [pid 4049] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4048] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4047] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4052 attached [pid 4051] <... setpgid resumed>) = 0 [pid 4049] exit_group(0 [pid 4048] exit_group(0 [pid 4047] exit_group(0 [pid 4052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4049] <... exit_group resumed>) = ? [pid 4048] <... exit_group resumed>) = ? [pid 4047] <... exit_group resumed>) = ? [pid 4051] <... openat resumed>) = 3 [pid 4051] write(3, "1000", 4 [pid 4049] +++ exited with 0 +++ [pid 4051] <... write resumed>) = 4 [pid 4048] +++ exited with 0 +++ [pid 4051] close(3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4048, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4052] <... prctl resumed>) = 0 [pid 4051] <... close resumed>) = 0 [pid 4047] +++ exited with 0 +++ [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4052] setpgid(0, 0 [pid 4051] mkdir("./file0", 0777 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] <... restart_syscall resumed>) = 0 [pid 4052] <... setpgid resumed>) = 0 [pid 4051] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4047, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4051] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4051] pipe2( [pid 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4051] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 4051] dup(4 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4051] <... dup resumed>) = 5 [pid 3608] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4051] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] <... close resumed>) = 0 [pid 3607] close(3 [pid 4052] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 4052] write(3, "1000", 4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4052] <... write resumed>) = 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4052] close(3 [pid 3611] close(3 [pid 4052] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 4052] mkdir("./file0", 0777 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4053 attached [pid 4052] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4054 attached [pid 4053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4052] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4051] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4050] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4053 [pid 4054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4053] <... prctl resumed>) = 0 [pid 4052] pipe2( [pid 4051] exit_group(0 [pid 4050] exit_group(0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4054 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4055 [pid 4054] <... prctl resumed>) = 0 [pid 4053] setpgid(0, 0 [pid 4052] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4051] <... exit_group resumed>) = ? [pid 4050] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4055 attached [pid 4054] setpgid(0, 0 [pid 4053] <... setpgid resumed>) = 0 [pid 4052] dup(4 [pid 4051] +++ exited with 0 +++ [pid 4050] +++ exited with 0 +++ [pid 4055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4054] <... setpgid resumed>) = 0 [pid 4053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4052] <... dup resumed>) = 5 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4051, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4050, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4055] <... prctl resumed>) = 0 [pid 4054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4053] <... openat resumed>) = 3 [pid 4052] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4055] setpgid(0, 0 [pid 4054] <... openat resumed>) = 3 [pid 4053] write(3, "1000", 4 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4054] write(3, "1000", 4 [pid 4053] <... write resumed>) = 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4054] <... write resumed>) = 4 [pid 4053] close(3 [pid 3610] <... openat resumed>) = 3 [pid 4054] close(3 [pid 4053] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4053] mkdir("./file0", 0777 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 4053] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4053] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4053] pipe2( [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] close(3 [pid 4053] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... close resumed>) = 0 [pid 4053] dup(4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4056 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4053] <... dup resumed>) = 5 [pid 4053] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4057 [pid 4055] <... setpgid resumed>) = 0 [pid 4054] <... close resumed>) = 0 [pid 4055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4054] mkdir("./file0", 0777 [pid 4055] <... openat resumed>) = 3 [pid 4054] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4055] write(3, "1000", 4 [pid 4054] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4055] <... write resumed>) = 4 [pid 4054] pipe2( [pid 4055] close(3 [pid 4054] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4055] <... close resumed>) = 0 [pid 4054] dup(4 [pid 4055] mkdir("./file0", 0777 [pid 4054] <... dup resumed>) = 5 [pid 4055] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4054] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4057 attached [pid 4055] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4055] pipe2( [pid 4057] <... prctl resumed>) = 0 [pid 4055] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 4056 attached [pid 4057] setpgid(0, 0 [pid 4055] dup(4 [pid 4057] <... setpgid resumed>) = 0 [pid 4056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4055] <... dup resumed>) = 5 [pid 4057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4056] <... prctl resumed>) = 0 [pid 4057] <... openat resumed>) = 3 [pid 4056] setpgid(0, 0 [pid 4057] write(3, "1000", 4 [pid 4056] <... setpgid resumed>) = 0 [pid 4057] <... write resumed>) = 4 [pid 4056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4057] close(3 [pid 4056] <... openat resumed>) = 3 [pid 4057] <... close resumed>) = 0 [pid 4056] write(3, "1000", 4 [pid 4057] mkdir("./file0", 0777 [pid 4056] <... write resumed>) = 4 [pid 4055] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4057] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4056] close(3 [pid 4057] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4056] <... close resumed>) = 0 [pid 4052] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4057] pipe2( [pid 4056] mkdir("./file0", 0777 [pid 4053] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4052] exit_group(0 [pid 4057] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4056] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4054] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4053] exit_group(0 [pid 4057] dup(4 [pid 4056] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4055] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4054] exit_group(0 [pid 4053] <... exit_group resumed>) = ? [pid 4052] <... exit_group resumed>) = ? [pid 4057] <... dup resumed>) = 5 [pid 4056] pipe2( [pid 4055] exit_group(0 [pid 4054] <... exit_group resumed>) = ? [pid 4053] +++ exited with 0 +++ [pid 4057] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4056] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4052] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4053, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4056] dup(4 [pid 4055] <... exit_group resumed>) = ? [pid 4054] +++ exited with 0 +++ [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4057] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4056] <... dup resumed>) = 5 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4057] exit_group(0 [pid 4056] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4057] <... exit_group resumed>) = ? [pid 4055] +++ exited with 0 +++ [pid 3606] <... openat resumed>) = 3 [pid 4056] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4054, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4057] +++ exited with 0 +++ [pid 4056] exit_group(0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4055, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4056] <... exit_group resumed>) = ? [pid 3611] <... restart_syscall resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] close(3 [pid 4056] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4057, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4056, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... openat resumed>) = 3 [pid 3608] <... close resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4058 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4059 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... close resumed>) = 0 [pid 3610] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4060 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4061 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4062 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4063 ./strace-static-x86_64: Process 4058 attached [pid 4058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4058] setpgid(0, 0) = 0 [pid 4058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4063 attached ./strace-static-x86_64: Process 4059 attached ./strace-static-x86_64: Process 4061 attached ./strace-static-x86_64: Process 4060 attached [pid 4063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4063] <... prctl resumed>) = 0 [pid 4059] <... prctl resumed>) = 0 [pid 4058] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4062 attached [pid 4063] setpgid(0, 0 [pid 4061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4059] setpgid(0, 0 [pid 4058] write(3, "1000", 4 [pid 4063] <... setpgid resumed>) = 0 [pid 4062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4061] <... prctl resumed>) = 0 [pid 4060] <... prctl resumed>) = 0 [pid 4059] <... setpgid resumed>) = 0 [pid 4058] <... write resumed>) = 4 [pid 4063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4062] <... prctl resumed>) = 0 [pid 4061] setpgid(0, 0 [pid 4060] setpgid(0, 0 [pid 4059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4058] close(3 [pid 4063] <... openat resumed>) = 3 [pid 4062] setpgid(0, 0 [pid 4061] <... setpgid resumed>) = 0 [pid 4060] <... setpgid resumed>) = 0 [pid 4059] <... openat resumed>) = 3 [pid 4058] <... close resumed>) = 0 [pid 4063] write(3, "1000", 4 [pid 4062] <... setpgid resumed>) = 0 [pid 4061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4059] write(3, "1000", 4 [pid 4058] mkdir("./file0", 0777 [pid 4063] <... write resumed>) = 4 [pid 4062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4061] <... openat resumed>) = 3 [pid 4060] <... openat resumed>) = 3 [pid 4059] <... write resumed>) = 4 [pid 4058] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4063] close(3 [pid 4062] <... openat resumed>) = 3 [pid 4061] write(3, "1000", 4 [pid 4060] write(3, "1000", 4 [pid 4059] close(3 [pid 4058] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4063] <... close resumed>) = 0 [pid 4062] write(3, "1000", 4 [pid 4061] <... write resumed>) = 4 [pid 4060] <... write resumed>) = 4 [pid 4059] <... close resumed>) = 0 [pid 4058] pipe2( [pid 4063] mkdir("./file0", 0777 [pid 4062] <... write resumed>) = 4 [pid 4061] close(3 [pid 4060] close(3 [pid 4059] mkdir("./file0", 0777 [pid 4058] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4063] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4062] close(3 [pid 4061] <... close resumed>) = 0 [pid 4060] <... close resumed>) = 0 [pid 4059] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4058] dup(4 [pid 4063] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4062] <... close resumed>) = 0 [pid 4061] mkdir("./file0", 0777 [pid 4060] mkdir("./file0", 0777 [pid 4059] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4058] <... dup resumed>) = 5 [pid 4063] pipe2( [pid 4062] mkdir("./file0", 0777 [pid 4061] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4060] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4059] pipe2( [pid 4058] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4063] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4062] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4061] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4060] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4059] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4063] dup(4 [pid 4062] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4061] pipe2( [pid 4060] pipe2( [pid 4059] dup(4 [pid 4063] <... dup resumed>) = 5 [pid 4062] pipe2( [pid 4059] <... dup resumed>) = 5 [pid 4063] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4062] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4061] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4060] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4059] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4062] dup(4 [pid 4061] dup(4 [pid 4060] dup(4 [pid 4062] <... dup resumed>) = 5 [pid 4061] <... dup resumed>) = 5 [pid 4060] <... dup resumed>) = 5 [pid 4062] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4061] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4060] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4058] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4058] exit_group(0 [pid 4063] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4058] <... exit_group resumed>) = ? [pid 4063] exit_group(0) = ? [pid 4063] +++ exited with 0 +++ [pid 4058] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4063, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4059] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4059] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4059] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4059] +++ exited with 0 +++ [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4059, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3606] close(3 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4064 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4065 [pid 4062] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 4060] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4065 attached [pid 4062] exit_group(0 [pid 4060] exit_group(0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4067 [pid 4061] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4062] <... exit_group resumed>) = ? [pid 4061] exit_group(0 [pid 4060] <... exit_group resumed>) = ? [pid 4060] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4060, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4064 attached ) = 0 [pid 4062] +++ exited with 0 +++ [pid 4061] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 4061] +++ exited with 0 +++ [pid 3610] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4067 attached [pid 4065] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4061, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 4067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4065] <... prctl resumed>) = 0 [pid 4064] <... prctl resumed>) = 0 [pid 3610] close(3 [pid 3609] <... close resumed>) = 0 [pid 4067] <... prctl resumed>) = 0 [pid 4065] setpgid(0, 0 [pid 4064] setpgid(0, 0 [pid 3610] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4068 attached [pid 4067] setpgid(0, 0 [pid 4065] <... setpgid resumed>) = 0 [pid 4064] <... setpgid resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4069 attached [pid 4068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4067] <... setpgid resumed>) = 0 [pid 4065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4068 [pid 4067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4065] <... openat resumed>) = 3 [pid 4064] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4069 [pid 4068] <... prctl resumed>) = 0 [pid 4064] write(3, "1000", 4) = 4 [pid 4064] close(3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4067] <... openat resumed>) = 3 [pid 4064] <... close resumed>) = 0 [pid 4067] write(3, "1000", 4 [pid 4065] write(3, "1000", 4 [pid 3611] close(3 [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4068] setpgid(0, 0 [pid 4067] <... write resumed>) = 4 [pid 4064] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4069] <... prctl resumed>) = 0 [pid 4068] <... setpgid resumed>) = 0 [pid 4067] close(3 [pid 4065] <... write resumed>) = 4 [pid 4064] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... close resumed>) = 0 [pid 4067] <... close resumed>) = 0 [pid 4068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4065] close(3 [pid 4064] pipe2( [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4069] setpgid(0, 0 [pid 4067] mkdir("./file0", 0777 [pid 4065] <... close resumed>) = 0 [pid 4064] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4064] dup(4) = 5 [pid 4064] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4065] mkdir("./file0", 0777./strace-static-x86_64: Process 4070 attached [pid 4069] <... setpgid resumed>) = 0 [pid 4068] <... openat resumed>) = 3 [pid 4067] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4070 [pid 4065] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4068] write(3, "1000", 4 [pid 4067] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4069] <... openat resumed>) = 3 [pid 4065] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4068] <... write resumed>) = 4 [pid 4070] <... prctl resumed>) = 0 [pid 4070] setpgid(0, 0 [pid 4069] write(3, "1000", 4 [pid 4068] close(3 [pid 4067] pipe2( [pid 4065] pipe2( [pid 4070] <... setpgid resumed>) = 0 [pid 4069] <... write resumed>) = 4 [pid 4068] <... close resumed>) = 0 [pid 4067] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4065] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4069] close(3 [pid 4068] mkdir("./file0", 0777 [pid 4067] dup(4 [pid 4065] dup(4 [pid 4064] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4070] <... openat resumed>) = 3 [pid 4069] <... close resumed>) = 0 [pid 4068] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4067] <... dup resumed>) = 5 [pid 4065] <... dup resumed>) = 5 [pid 4070] write(3, "1000", 4 [pid 4069] mkdir("./file0", 0777 [pid 4068] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4067] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4065] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4064] exit_group(0 [pid 4070] <... write resumed>) = 4 [pid 4069] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4068] pipe2( [pid 4064] <... exit_group resumed>) = ? [pid 4070] close(3 [pid 4069] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4068] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4070] <... close resumed>) = 0 [pid 4069] pipe2( [pid 4068] dup(4 [pid 4070] mkdir("./file0", 0777 [pid 4069] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4068] <... dup resumed>) = 5 [pid 4070] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4069] dup(4 [pid 4068] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4064] +++ exited with 0 +++ [pid 4070] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4069] <... dup resumed>) = 5 [pid 4070] pipe2( [pid 4069] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4070] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4064, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4070] dup(4) = 5 [pid 4070] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 4071 ./strace-static-x86_64: Process 4071 attached [pid 4071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4071] setpgid(0, 0) = 0 [pid 4071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4071] write(3, "1000", 4) = 4 [pid 4071] close(3) = 0 [pid 4071] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4071] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4071] pipe2([3, 4], 0) = 0 [pid 4071] dup(4) = 5 [pid 4071] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4067] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4067] exit_group(0) = ? [pid 4067] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4067, 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/loop2", 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=0x555556691690) = 4072 [pid 4065] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4072 attached [pid 4065] exit_group(0) = ? [pid 4072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4065] +++ exited with 0 +++ [pid 4072] <... prctl resumed>) = 0 [pid 4069] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4072] setpgid(0, 0 [pid 4070] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4065, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4072] <... setpgid resumed>) = 0 [pid 4069] exit_group(0 [pid 4068] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4071] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4071] exit_group(0 [pid 4070] exit_group(0 [pid 4069] <... exit_group resumed>) = ? [pid 4068] exit_group(0 [pid 3606] <... openat resumed>) = 3 [pid 4072] <... openat resumed>) = 3 [pid 4071] <... exit_group resumed>) = ? [pid 4070] <... exit_group resumed>) = ? [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4072] write(3, "1000", 4 [pid 4069] +++ exited with 0 +++ [pid 4068] <... exit_group resumed>) = ? [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4072] <... write resumed>) = 4 [pid 4070] +++ exited with 0 +++ [pid 3606] close(3 [pid 4072] close(3 [pid 4068] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... close resumed>) = 0 [pid 4072] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4070, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4071] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4068, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4072] mkdir("./file0", 0777 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4071, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4072] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4073 [pid 4072] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4072] pipe2( [pid 3611] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4072] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 4072] dup(4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4072] <... dup resumed>) = 5 [pid 3611] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4072] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... close resumed>) = 0 [pid 3610] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3./strace-static-x86_64: Process 4073 attached [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3609] close(3 [pid 3607] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4074 attached [pid 4073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4073] <... prctl resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4074 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4075 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4076 [pid 4074] <... prctl resumed>) = 0 [pid 4073] setpgid(0, 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4077 [pid 4074] setpgid(0, 0 [pid 4073] <... setpgid resumed>) = 0 [pid 4074] <... setpgid resumed>) = 0 [pid 4073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4073] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4076 attached [pid 4074] <... openat resumed>) = 3 [pid 4073] write(3, "1000", 4 [pid 4076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4074] write(3, "1000", 4 [pid 4073] <... write resumed>) = 4 [pid 4076] <... prctl resumed>) = 0 [pid 4074] <... write resumed>) = 4 [pid 4073] close(3 [pid 4076] setpgid(0, 0 [pid 4074] close(3 [pid 4073] <... close resumed>) = 0 ./strace-static-x86_64: Process 4075 attached [pid 4076] <... setpgid resumed>) = 0 [pid 4074] <... close resumed>) = 0 [pid 4073] mkdir("./file0", 0777./strace-static-x86_64: Process 4077 attached [pid 4076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4074] mkdir("./file0", 0777 [pid 4073] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4076] <... openat resumed>) = 3 [pid 4075] <... prctl resumed>) = 0 [pid 4074] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4073] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4077] <... prctl resumed>) = 0 [pid 4076] write(3, "1000", 4 [pid 4075] setpgid(0, 0 [pid 4074] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4073] pipe2( [pid 4077] setpgid(0, 0 [pid 4076] <... write resumed>) = 4 [pid 4075] <... setpgid resumed>) = 0 [pid 4074] pipe2( [pid 4073] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4077] <... setpgid resumed>) = 0 [pid 4076] close(3 [pid 4075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4074] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4073] dup(4 [pid 4077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4076] <... close resumed>) = 0 [pid 4075] <... openat resumed>) = 3 [pid 4074] dup(4 [pid 4073] <... dup resumed>) = 5 [pid 4077] <... openat resumed>) = 3 [pid 4076] mkdir("./file0", 0777 [pid 4075] write(3, "1000", 4 [pid 4074] <... dup resumed>) = 5 [pid 4073] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4072] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4077] write(3, "1000", 4 [pid 4075] <... write resumed>) = 4 [pid 4072] exit_group(0 [pid 4077] <... write resumed>) = 4 [pid 4075] close(3 [pid 4072] <... exit_group resumed>) = ? [pid 4077] close(3 [pid 4076] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4075] <... close resumed>) = 0 [pid 4074] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4072] +++ exited with 0 +++ [pid 4077] <... close resumed>) = 0 [pid 4076] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4075] mkdir("./file0", 0777 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4072, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4077] mkdir("./file0", 0777 [pid 4076] pipe2( [pid 4075] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4077] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4075] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4077] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4076] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4075] pipe2( [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4077] pipe2( [pid 4076] dup(4 [pid 4075] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... openat resumed>) = 3 [pid 4077] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4076] <... dup resumed>) = 5 [pid 4075] dup(4 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4077] dup(4 [pid 4075] <... dup resumed>) = 5 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4077] <... dup resumed>) = 5 [pid 4075] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] close(3 [pid 4077] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4078 ./strace-static-x86_64: Process 4078 attached [pid 4078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4076] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4078] <... prctl resumed>) = 0 [pid 4078] setpgid(0, 0) = 0 [pid 4078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4078] write(3, "1000", 4) = 4 [pid 4078] close(3) = 0 [pid 4078] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4078] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4078] pipe2([3, 4], 0) = 0 [pid 4078] dup(4) = 5 [pid 4078] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4077] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4076] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4075] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4074] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4073] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4077] exit_group(0 [pid 4076] exit_group(0 [pid 4075] exit_group(0 [pid 4074] exit_group(0 [pid 4073] exit_group(0 [pid 4077] <... exit_group resumed>) = ? [pid 4076] <... exit_group resumed>) = ? [pid 4075] <... exit_group resumed>) = ? [pid 4074] <... exit_group resumed>) = ? [pid 4073] <... exit_group resumed>) = ? [pid 4077] +++ exited with 0 +++ [pid 4076] +++ exited with 0 +++ [pid 4075] +++ exited with 0 +++ [pid 4074] +++ exited with 0 +++ [pid 4073] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4074, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4075, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4077, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4076, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4073, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] close(3 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3609] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4079 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3609] <... 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 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] close(3) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4080 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4081 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4082 [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4078] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3./strace-static-x86_64: Process 4081 attached [pid 4078] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 4078] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4083 ./strace-static-x86_64: Process 4080 attached [pid 4081] <... prctl resumed>) = 0 [pid 4081] setpgid(0, 0 [pid 4078] +++ exited with 0 +++ ./strace-static-x86_64: Process 4082 attached [pid 4081] <... setpgid resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4079 attached [pid 4082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4082] <... prctl resumed>) = 0 [pid 4081] <... openat resumed>) = 3 [pid 4080] <... prctl resumed>) = 0 [pid 4079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4082] setpgid(0, 0 [pid 4081] write(3, "1000", 4 [pid 4080] setpgid(0, 0 [pid 4079] <... prctl resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 4083 attached [pid 4082] <... setpgid resumed>) = 0 [pid 4081] <... write resumed>) = 4 [pid 4080] <... setpgid resumed>) = 0 [pid 4079] setpgid(0, 0 [pid 3608] <... openat resumed>) = 3 [pid 4083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4081] close(3 [pid 4080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4079] <... setpgid resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4083] <... prctl resumed>) = 0 [pid 4082] <... openat resumed>) = 3 [pid 4081] <... close resumed>) = 0 [pid 4080] <... openat resumed>) = 3 [pid 4079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4083] setpgid(0, 0 [pid 4082] write(3, "1000", 4 [pid 4081] mkdir("./file0", 0777 [pid 4080] write(3, "1000", 4 [pid 4079] <... openat resumed>) = 3 [pid 3608] close(3 [pid 4083] <... setpgid resumed>) = 0 [pid 4082] <... write resumed>) = 4 [pid 4081] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4080] <... write resumed>) = 4 [pid 4079] write(3, "1000", 4 [pid 3608] <... close resumed>) = 0 [pid 4083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4082] close(3 [pid 4081] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4080] close(3 [pid 4079] <... write resumed>) = 4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4083] <... openat resumed>) = 3 [pid 4082] <... close resumed>) = 0 [pid 4081] pipe2( [pid 4080] <... close resumed>) = 0 [pid 4079] close(3 [pid 4083] write(3, "1000", 4 [pid 4082] mkdir("./file0", 0777 [pid 4081] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4080] mkdir("./file0", 0777 [pid 4079] <... close resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4084 [pid 4083] <... write resumed>) = 4 [pid 4082] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4081] dup(4 [pid 4080] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4079] mkdir("./file0", 0777 [pid 4083] close(3 [pid 4082] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4081] <... dup resumed>) = 5 [pid 4080] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4079] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4084 attached [pid 4083] <... close resumed>) = 0 [pid 4082] pipe2( [pid 4081] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4080] pipe2( [pid 4079] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4083] mkdir("./file0", 0777 [pid 4082] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4080] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4079] pipe2( [pid 4083] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4082] dup(4 [pid 4080] dup(4 [pid 4079] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4083] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4082] <... dup resumed>) = 5 [pid 4080] <... dup resumed>) = 5 [pid 4079] dup(4 [pid 4083] pipe2( [pid 4082] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4080] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4079] <... dup resumed>) = 5 [pid 4083] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4079] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4084] <... prctl resumed>) = 0 [pid 4083] dup(4 [pid 4084] setpgid(0, 0 [pid 4083] <... dup resumed>) = 5 [pid 4082] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4081] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4080] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4079] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4084] <... setpgid resumed>) = 0 [pid 4083] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4082] exit_group(0 [pid 4081] exit_group(0 [pid 4080] exit_group(0 [pid 4079] exit_group(0 [pid 4084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4082] <... exit_group resumed>) = ? [pid 4081] <... exit_group resumed>) = ? [pid 4080] <... exit_group resumed>) = ? [pid 4084] <... openat resumed>) = 3 [pid 4082] +++ exited with 0 +++ [pid 4081] +++ exited with 0 +++ [pid 4080] +++ exited with 0 +++ [pid 4079] <... exit_group resumed>) = ? [pid 4084] write(3, "1000", 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4080, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4081, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4084] <... write resumed>) = 4 [pid 4079] +++ exited with 0 +++ [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4082, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4084] close(3 [pid 4083] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4084] <... close resumed>) = 0 [pid 4083] exit_group(0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... restart_syscall resumed>) = 0 [pid 4084] mkdir("./file0", 0777 [pid 4083] <... exit_group resumed>) = ? [pid 3607] <... restart_syscall resumed>) = 0 [pid 4084] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4084] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4083] +++ exited with 0 +++ [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4084] pipe2( [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 4084] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4083, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4084] dup(4 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] close(3 [pid 3609] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4084] <... dup resumed>) = 5 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 4084] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3606] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4085 attached [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4085 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4086 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4087 [pid 4085] <... prctl resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4088 [pid 4085] setpgid(0, 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4085] <... setpgid resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] close(3) = 0 [pid 4085] <... openat resumed>) = 3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4085] write(3, "1000", 4) = 4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4089 [pid 4085] close(3) = 0 [pid 4085] mkdir("./file0", 0777./strace-static-x86_64: Process 4088 attached ) = -1 EEXIST (File exists) [pid 4088] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4087 attached ) = 0 [pid 4085] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4086 attached [pid 4088] setpgid(0, 0 [pid 4087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4085] pipe2(./strace-static-x86_64: Process 4089 attached [pid 4088] <... setpgid resumed>) = 0 [pid 4087] <... prctl resumed>) = 0 [pid 4086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4085] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4089] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4087] setpgid(0, 0 [pid 4086] <... prctl resumed>) = 0 [pid 4085] dup(4 [pid 4084] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4089] <... prctl resumed>) = 0 [pid 4088] <... openat resumed>) = 3 [pid 4087] <... setpgid resumed>) = 0 [pid 4086] setpgid(0, 0 [pid 4085] <... dup resumed>) = 5 [pid 4084] exit_group(0 [pid 4089] setpgid(0, 0 [pid 4088] write(3, "1000", 4 [pid 4087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4086] <... setpgid resumed>) = 0 [pid 4085] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4084] <... exit_group resumed>) = ? [pid 4089] <... setpgid resumed>) = 0 [pid 4088] <... write resumed>) = 4 [pid 4087] <... openat resumed>) = 3 [pid 4086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4084] +++ exited with 0 +++ [pid 4088] close(3 [pid 4086] <... openat resumed>) = 3 [pid 4088] <... close resumed>) = 0 [pid 4087] write(3, "1000", 4 [pid 4086] write(3, "1000", 4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4084, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4088] mkdir("./file0", 0777 [pid 4087] <... write resumed>) = 4 [pid 4086] <... write resumed>) = 4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4088] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4086] close(3 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4088] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4086] <... close resumed>) = 0 [pid 4088] pipe2( [pid 4086] mkdir("./file0", 0777 [pid 4088] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4087] close(3 [pid 4086] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4088] dup(4 [pid 4087] <... close resumed>) = 0 [pid 4086] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... openat resumed>) = 3 [pid 4089] <... openat resumed>) = 3 [pid 4088] <... dup resumed>) = 5 [pid 4087] mkdir("./file0", 0777 [pid 4086] pipe2( [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4089] write(3, "1000", 4 [pid 4088] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4087] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4086] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4089] <... write resumed>) = 4 [pid 4087] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4086] dup(4 [pid 3608] close(3 [pid 4089] close(3 [pid 4087] pipe2( [pid 4086] <... dup resumed>) = 5 [pid 3608] <... close resumed>) = 0 [pid 4086] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4089] <... close resumed>) = 0 [pid 4087] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4089] mkdir("./file0", 0777 [pid 4087] dup(4 [pid 4085] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4090 [pid 4089] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4087] <... dup resumed>) = 5 [pid 4085] exit_group(0 [pid 4089] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4087] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4085] <... exit_group resumed>) = ? [pid 4089] pipe2(./strace-static-x86_64: Process 4090 attached [3, 4], 0) = 0 [pid 4085] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4085, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4089] dup(4 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4089] <... dup resumed>) = 5 [pid 4089] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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 4088] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4088] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4091 [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4089] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4088] <... exit_group resumed>) = ? [pid 4086] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4087] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4090] <... prctl resumed>) = 0 [pid 4089] exit_group(0 [pid 4088] +++ exited with 0 +++ [pid 4087] exit_group(0 [pid 4086] exit_group(0 [pid 4090] setpgid(0, 0 [pid 4089] <... exit_group resumed>) = ? [pid 4087] <... exit_group resumed>) = ? [pid 4086] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4088, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4090] <... setpgid resumed>) = 0 [pid 4087] +++ exited with 0 +++ [pid 4086] +++ exited with 0 +++ [pid 4090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4086, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4091 attached [pid 4090] <... openat resumed>) = 3 [pid 4089] +++ exited with 0 +++ [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4090] write(3, "1000", 4 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... restart_syscall resumed>) = 0 [pid 4091] <... prctl resumed>) = 0 [pid 4090] <... write resumed>) = 4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4091] setpgid(0, 0 [pid 4090] close(3 [pid 3609] <... openat resumed>) = 3 [pid 4091] <... setpgid resumed>) = 0 [pid 4090] <... close resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4090] mkdir("./file0", 0777 [pid 3611] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4091] <... openat resumed>) = 3 [pid 4090] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4091] write(3, "1000", 4 [pid 4090] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4091] <... write resumed>) = 4 [pid 4090] pipe2( [pid 3611] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3606] close(3 [pid 4091] close(3 [pid 4090] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4091] <... close resumed>) = 0 [pid 4090] dup(4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4092 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4091] mkdir("./file0", 0777 [pid 4090] <... dup resumed>) = 5 [pid 4091] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4090] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4093 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4094 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4095 [pid 4091] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4092 attached [pid 4091] pipe2(./strace-static-x86_64: Process 4094 attached [pid 4092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4091] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4092] <... prctl resumed>) = 0 [pid 4091] dup(4 [pid 4094] <... prctl resumed>) = 0 [pid 4092] setpgid(0, 0 [pid 4091] <... dup resumed>) = 5 [pid 4094] setpgid(0, 0 [pid 4092] <... setpgid resumed>) = 0 [pid 4091] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4094] <... setpgid resumed>) = 0 [pid 4092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4092] <... openat resumed>) = 3 [pid 4094] write(3, "1000", 4 [pid 4092] write(3, "1000", 4./strace-static-x86_64: Process 4095 attached [pid 4094] <... write resumed>) = 4 [pid 4092] <... write resumed>) = 4 [pid 4095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4094] close(3 [pid 4092] close(3./strace-static-x86_64: Process 4093 attached [pid 4095] <... prctl resumed>) = 0 [pid 4094] <... close resumed>) = 0 [pid 4092] <... close resumed>) = 0 [pid 4095] setpgid(0, 0 [pid 4094] mkdir("./file0", 0777 [pid 4093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4092] mkdir("./file0", 0777 [pid 4095] <... setpgid resumed>) = 0 [pid 4094] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4093] <... prctl resumed>) = 0 [pid 4092] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4094] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4093] setpgid(0, 0 [pid 4092] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4095] <... openat resumed>) = 3 [pid 4093] <... setpgid resumed>) = 0 [pid 4095] write(3, "1000", 4 [pid 4093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4095] <... write resumed>) = 4 [pid 4093] <... openat resumed>) = 3 [pid 4095] close(3 [pid 4093] write(3, "1000", 4 [pid 4095] <... close resumed>) = 0 [pid 4093] <... write resumed>) = 4 [pid 4095] mkdir("./file0", 0777 [pid 4094] pipe2( [pid 4093] close(3 [pid 4092] pipe2( [pid 4095] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4094] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4093] <... close resumed>) = 0 [pid 4092] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4095] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4094] dup(4 [pid 4093] mkdir("./file0", 0777 [pid 4092] dup(4 [pid 4090] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4095] pipe2( [pid 4094] <... dup resumed>) = 5 [pid 4093] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4092] <... dup resumed>) = 5 [pid 4090] exit_group(0 [pid 4095] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4094] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4093] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4092] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4090] <... exit_group resumed>) = ? [pid 4095] dup(4 [pid 4093] pipe2( [pid 4090] +++ exited with 0 +++ [pid 4095] <... dup resumed>) = 5 [pid 4093] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4095] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4093] dup(4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4093] <... dup resumed>) = 5 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4093] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 4096 ./strace-static-x86_64: Process 4096 attached [pid 4096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4096] setpgid(0, 0) = 0 [pid 4096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4096] write(3, "1000", 4) = 4 [pid 4096] close(3) = 0 [pid 4096] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4096] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4096] pipe2([3, 4], 0) = 0 [pid 4096] dup(4) = 5 [pid 4096] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4095] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4094] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4092] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4091] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4095] exit_group(0 [pid 4094] exit_group(0 [pid 4093] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4092] exit_group(0 [pid 4091] exit_group(0 [pid 4095] <... exit_group resumed>) = ? [pid 4094] <... exit_group resumed>) = ? [pid 4093] exit_group(0 [pid 4092] <... exit_group resumed>) = ? [pid 4091] <... exit_group resumed>) = ? [pid 4095] +++ exited with 0 +++ [pid 4093] <... exit_group resumed>) = ? [pid 4094] +++ exited with 0 +++ [pid 4093] +++ exited with 0 +++ [pid 4092] +++ exited with 0 +++ [pid 4091] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4093, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4094, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4095, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4091, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4096] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3606] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4096] exit_group(0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4096] <... exit_group resumed>) = ? [pid 3611] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 4096] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4097 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4098 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4096, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4097 attached [pid 3611] close(3 [pid 3610] <... close resumed>) = 0 [pid 3609] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4099 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4100 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3611] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 4097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] 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) ./strace-static-x86_64: Process 4098 attached [pid 4097] <... prctl resumed>) = 0 [pid 3608] close(3 [pid 4097] setpgid(0, 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4101 [pid 3608] <... close resumed>) = 0 [pid 4098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4097] <... setpgid resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4098] <... prctl resumed>) = 0 [pid 4097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4101 attached [pid 4098] setpgid(0, 0 [pid 4097] <... openat resumed>) = 3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4102 ./strace-static-x86_64: Process 4100 attached [pid 4101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4098] <... setpgid resumed>) = 0 [pid 4097] write(3, "1000", 4 [pid 4101] <... prctl resumed>) = 0 [pid 4100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4097] <... write resumed>) = 4 [pid 4101] setpgid(0, 0 [pid 4100] <... prctl resumed>) = 0 [pid 4098] <... openat resumed>) = 3 [pid 4097] close(3./strace-static-x86_64: Process 4099 attached [pid 4101] <... setpgid resumed>) = 0 [pid 4100] setpgid(0, 0 [pid 4098] write(3, "1000", 4 [pid 4097] <... close resumed>) = 0 [pid 4101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4100] <... setpgid resumed>) = 0 [pid 4099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4098] <... write resumed>) = 4 [pid 4097] mkdir("./file0", 0777./strace-static-x86_64: Process 4102 attached [pid 4101] <... openat resumed>) = 3 [pid 4100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4099] <... prctl resumed>) = 0 [pid 4098] close(3 [pid 4097] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4101] write(3, "1000", 4 [pid 4100] <... openat resumed>) = 3 [pid 4099] setpgid(0, 0 [pid 4098] <... close resumed>) = 0 [pid 4097] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4102] <... prctl resumed>) = 0 [pid 4101] <... write resumed>) = 4 [pid 4100] write(3, "1000", 4 [pid 4099] <... setpgid resumed>) = 0 [pid 4098] mkdir("./file0", 0777 [pid 4097] pipe2( [pid 4102] setpgid(0, 0 [pid 4101] close(3 [pid 4100] <... write resumed>) = 4 [pid 4099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4098] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4097] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4102] <... setpgid resumed>) = 0 [pid 4101] <... close resumed>) = 0 [pid 4100] close(3 [pid 4099] <... openat resumed>) = 3 [pid 4098] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4097] dup(4 [pid 4102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4101] mkdir("./file0", 0777 [pid 4100] <... close resumed>) = 0 [pid 4099] write(3, "1000", 4 [pid 4098] pipe2( [pid 4097] <... dup resumed>) = 5 [pid 4102] <... openat resumed>) = 3 [pid 4101] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4100] mkdir("./file0", 0777 [pid 4099] <... write resumed>) = 4 [pid 4098] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4097] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4102] write(3, "1000", 4 [pid 4101] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4100] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4099] close(3 [pid 4098] dup(4 [pid 4102] <... write resumed>) = 4 [pid 4100] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4099] <... close resumed>) = 0 [pid 4102] close(3 [pid 4101] pipe2( [pid 4100] pipe2( [pid 4099] mkdir("./file0", 0777 [pid 4098] <... dup resumed>) = 5 [pid 4102] <... close resumed>) = 0 [pid 4101] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4100] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4099] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4098] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4097] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4102] mkdir("./file0", 0777 [pid 4101] dup(4 [pid 4100] dup(4 [pid 4099] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4102] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4101] <... dup resumed>) = 5 [pid 4100] <... dup resumed>) = 5 [pid 4099] pipe2( [pid 4102] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4101] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4100] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4099] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4097] exit_group(0 [pid 4102] pipe2( [pid 4099] dup(4 [pid 4097] <... exit_group resumed>) = ? [pid 4102] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4099] <... dup resumed>) = 5 [pid 4102] dup(4 [pid 4099] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4097] +++ exited with 0 +++ [pid 4102] <... dup resumed>) = 5 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4097, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4102] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4101] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4100] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4098] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 4101] exit_group(0 [pid 4100] exit_group(0 [pid 4098] exit_group(0 [pid 4101] <... exit_group resumed>) = ? [pid 4100] <... exit_group resumed>) = ? [pid 4098] <... exit_group resumed>) = ? [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 4100] +++ exited with 0 +++ [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4101] +++ exited with 0 +++ [pid 4098] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4103 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4103 attached [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... restart_syscall resumed>) = 0 [pid 4103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 4103] <... prctl resumed>) = 0 [pid 4099] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4099] exit_group(0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4099] <... exit_group resumed>) = ? [pid 3609] close(3 [pid 3606] <... openat resumed>) = 3 [pid 4103] setpgid(0, 0 [pid 4102] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4099] +++ exited with 0 +++ [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4102] exit_group(0 [pid 3611] close(3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4099, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4104 attached [pid 4103] <... setpgid resumed>) = 0 [pid 4102] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3606] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4104 [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4102] +++ exited with 0 +++ [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4105 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4102, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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 4106 attached [pid 4104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4106 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4107 [pid 4103] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4104] <... prctl resumed>) = 0 [pid 4103] write(3, "1000", 4 [pid 3610] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4107 attached [pid 4106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4104] setpgid(0, 0 [pid 4103] <... write resumed>) = 4 [pid 3610] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4105 attached [pid 4106] <... prctl resumed>) = 0 [pid 4105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4104] <... setpgid resumed>) = 0 [pid 4103] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4106] setpgid(0, 0 [pid 4105] <... prctl resumed>) = 0 [pid 4104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4103] <... close resumed>) = 0 [pid 3610] close(3 [pid 4105] setpgid(0, 0) = 0 [pid 4105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4103] mkdir("./file0", 0777 [pid 3610] <... close resumed>) = 0 [pid 4104] <... openat resumed>) = 3 [pid 4103] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4105] write(3, "1000", 4 [pid 4103] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4105] <... write resumed>) = 4 [pid 4105] close(3) = 0 [pid 4103] pipe2( [pid 4105] mkdir("./file0", 0777 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4108 [pid 4105] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4104] write(3, "1000", 4 [pid 4103] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4105] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4104] <... write resumed>) = 4 [pid 4103] dup(4) = 5 [pid 4104] close(3 [pid 4103] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4104] <... close resumed>) = 0 [pid 4105] pipe2([3, 4], 0) = 0 [pid 4105] dup(4) = 5 [pid 4105] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4107] <... prctl resumed>) = 0 [pid 4106] <... setpgid resumed>) = 0 [pid 4104] mkdir("./file0", 0777./strace-static-x86_64: Process 4108 attached [pid 4107] setpgid(0, 0 [pid 4106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4104] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4107] <... setpgid resumed>) = 0 [pid 4106] <... openat resumed>) = 3 [pid 4104] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4108] <... prctl resumed>) = 0 [pid 4104] pipe2( [pid 4108] setpgid(0, 0 [pid 4107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4106] write(3, "1000", 4 [pid 4104] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4108] <... setpgid resumed>) = 0 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4106] <... write resumed>) = 4 [pid 4104] dup(4 [pid 4107] <... openat resumed>) = 3 [pid 4104] <... dup resumed>) = 5 [pid 4108] <... openat resumed>) = 3 [pid 4106] close(3 [pid 4104] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4107] write(3, "1000", 4 [pid 4108] write(3, "1000", 4) = 4 [pid 4108] close(3) = 0 [pid 4108] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4108] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4108] pipe2([3, 4], 0) = 0 [pid 4108] dup(4) = 5 [pid 4108] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4107] <... write resumed>) = 4 [pid 4106] <... close resumed>) = 0 [pid 4106] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4106] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4106] pipe2([3, 4], 0) = 0 [pid 4106] dup(4) = 5 [pid 4107] close(3 [pid 4105] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4103] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4106] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4105] exit_group(0) = ? [pid 4103] exit_group(0 [pid 4107] <... close resumed>) = 0 [pid 4105] +++ exited with 0 +++ [pid 4104] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4103] <... exit_group resumed>) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4105, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4107] mkdir("./file0", 0777 [pid 4104] exit_group(0 [pid 4103] +++ exited with 0 +++ [pid 4107] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4104] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4103, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4107] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4107] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4107] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 4107] dup(4 [pid 4104] +++ exited with 0 +++ [pid 3607] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4107] <... dup resumed>) = 5 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 4107] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] close(3 [pid 3606] <... close resumed>) = 0 [pid 4108] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4108] exit_group(0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4108] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4109 [pid 4108] +++ exited with 0 +++ [pid 3609] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4110 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4108, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4106] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4111 [pid 4106] exit_group(0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4109 attached [pid 4106] <... exit_group resumed>) = ? [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4111 attached , child_tidptr=0x555556691690) = 4112 [pid 4106] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4106, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4111] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4111] setpgid(0, 0) = 0 [pid 4107] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4110 attached [pid 4107] exit_group(0 [pid 4110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4107] <... exit_group resumed>) = ? [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4111] <... openat resumed>) = 3 [pid 3611] close(3 [pid 4111] write(3, "1000", 4 [pid 3611] <... close resumed>) = 0 [pid 4111] <... write resumed>) = 4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4111] close(3) = 0 [pid 4111] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4113 [pid 4111] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4111] pipe2([3, 4], 0) = 0 [pid 4111] dup(4 [pid 4107] +++ exited with 0 +++ [pid 4111] <... dup resumed>) = 5 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4107, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4111] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4112 attached [pid 4110] <... prctl resumed>) = 0 [pid 4109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... restart_syscall resumed>) = 0 [pid 4110] setpgid(0, 0 [pid 4109] <... prctl resumed>) = 0 [pid 4112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4110] <... setpgid resumed>) = 0 [pid 4109] setpgid(0, 0./strace-static-x86_64: Process 4113 attached [pid 4110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4109] <... setpgid resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4112] <... prctl resumed>) = 0 [pid 4110] <... openat resumed>) = 3 [pid 4109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... openat resumed>) = 3 [pid 4113] <... prctl resumed>) = 0 [pid 4112] setpgid(0, 0 [pid 4110] write(3, "1000", 4 [pid 4109] <... openat resumed>) = 3 [pid 4112] <... setpgid resumed>) = 0 [pid 4110] <... write resumed>) = 4 [pid 4109] write(3, "1000", 4 [pid 4113] setpgid(0, 0 [pid 4112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4110] close(3 [pid 4109] <... write resumed>) = 4 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4113] <... setpgid resumed>) = 0 [pid 4112] <... openat resumed>) = 3 [pid 4110] <... close resumed>) = 0 [pid 4109] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4112] write(3, "1000", 4 [pid 4110] mkdir("./file0", 0777 [pid 4109] <... close resumed>) = 0 [pid 3608] close(3 [pid 4113] <... openat resumed>) = 3 [pid 4112] <... write resumed>) = 4 [pid 4111] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4110] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4109] mkdir("./file0", 0777 [pid 3608] <... close resumed>) = 0 [pid 4113] write(3, "1000", 4 [pid 4112] close(3 [pid 4110] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4109] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4111] exit_group(0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4114 attached [pid 4113] <... write resumed>) = 4 [pid 4112] <... close resumed>) = 0 [pid 4111] <... exit_group resumed>) = ? [pid 4110] pipe2( [pid 4109] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4113] close(3 [pid 4112] mkdir("./file0", 0777 [pid 4110] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4109] pipe2( [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4114 [pid 4113] <... close resumed>) = 0 [pid 4112] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4110] dup(4 [pid 4109] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4113] mkdir("./file0", 0777 [pid 4112] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4110] <... dup resumed>) = 5 [pid 4109] dup(4 [pid 4113] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4112] pipe2( [pid 4110] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4109] <... dup resumed>) = 5 [pid 4113] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4112] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4111] +++ exited with 0 +++ [pid 4113] pipe2( [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4111, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4113] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4109] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4113] dup(4) = 5 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4113] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4112] dup(4 [pid 3609] <... openat resumed>) = 3 [pid 4114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4112] <... dup resumed>) = 5 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4112] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... ioctl resumed>) = -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=0x555556691690) = 4115 [pid 4114] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4115 attached [pid 4115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4114] setpgid(0, 0 [pid 4115] <... prctl resumed>) = 0 [pid 4114] <... setpgid resumed>) = 0 [pid 4115] setpgid(0, 0) = 0 [pid 4114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4114] write(3, "1000", 4 [pid 4115] <... openat resumed>) = 3 [pid 4114] <... write resumed>) = 4 [pid 4115] write(3, "1000", 4) = 4 [pid 4115] close(3 [pid 4114] close(3) = 0 [pid 4114] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4114] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4115] <... close resumed>) = 0 [pid 4115] mkdir("./file0", 0777 [pid 4114] pipe2([3, 4], 0) = 0 [pid 4113] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4113] exit_group(0 [pid 4115] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4113] <... exit_group resumed>) = ? [pid 4110] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4115] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4113] +++ exited with 0 +++ [pid 4109] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4115] pipe2([3, 4], 0) = 0 [pid 4115] dup(4) = 5 [pid 4115] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4110] exit_group(0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4113, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4109] exit_group(0 [pid 4110] <... exit_group resumed>) = ? [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4109] <... exit_group resumed>) = ? [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 4110] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4109] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4109, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4114] dup(4) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4116 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4114] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 4116 attached [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3606] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 4116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4117 attached [pid 4116] <... prctl resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4117 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4118 [pid 4116] setpgid(0, 0) = 0 [pid 4117] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4118 attached ) = 0 [pid 4116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4117] setpgid(0, 0 [pid 4118] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4117] <... setpgid resumed>) = 0 [pid 4116] write(3, "1000", 4 [pid 4118] <... prctl resumed>) = 0 [pid 4117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4116] <... write resumed>) = 4 [pid 4115] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4114] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4112] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4115] exit_group(0 [pid 4114] exit_group(0 [pid 4116] close(3 [pid 4115] <... exit_group resumed>) = ? [pid 4114] <... exit_group resumed>) = ? [pid 4112] exit_group(0 [pid 4118] setpgid(0, 0 [pid 4117] <... openat resumed>) = 3 [pid 4116] <... close resumed>) = 0 [pid 4115] +++ exited with 0 +++ [pid 4114] +++ exited with 0 +++ [pid 4112] <... exit_group resumed>) = ? [pid 4116] mkdir("./file0", 0777 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4115, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4112] +++ exited with 0 +++ [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4116] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4112, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4118] <... setpgid resumed>) = 0 [pid 4117] write(3, "1000", 4 [pid 4116] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4117] <... write resumed>) = 4 [pid 4116] pipe2( [pid 4118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4117] close(3 [pid 4116] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4117] <... close resumed>) = 0 [pid 4116] dup(4 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 4117] mkdir("./file0", 0777 [pid 4116] <... dup resumed>) = 5 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4117] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4116] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3608] close(3 [pid 3610] close(3 [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4119 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4120 ./strace-static-x86_64: Process 4121 attached [pid 4121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4121 [pid 4121] <... prctl resumed>) = 0 [pid 4117] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4121] setpgid(0, 0 [pid 4117] pipe2( [pid 4121] <... setpgid resumed>) = 0 [pid 4117] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4117] dup(4) = 5 [pid 4118] <... openat resumed>) = 3 [pid 4117] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4121] write(3, "1000", 4) = 4 [pid 4121] close(3) = 0 ./strace-static-x86_64: Process 4119 attached [pid 4121] mkdir("./file0", 0777 [pid 4119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4121] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4121] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4119] <... prctl resumed>) = 0 [pid 4121] pipe2( [pid 4119] setpgid(0, 0 [pid 4121] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4119] <... setpgid resumed>) = 0 [pid 4121] dup(4 [pid 4119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4120 attached [pid 4121] <... dup resumed>) = 5 [pid 4119] <... openat resumed>) = 3 [pid 4118] write(3, "1000", 4 [pid 4121] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4119] write(3, "1000", 4 [pid 4118] <... write resumed>) = 4 [pid 4120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4119] <... write resumed>) = 4 [pid 4118] close(3 [pid 4120] <... prctl resumed>) = 0 [pid 4119] close(3 [pid 4118] <... close resumed>) = 0 [pid 4119] <... close resumed>) = 0 [pid 4116] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4120] setpgid(0, 0 [pid 4119] mkdir("./file0", 0777 [pid 4118] mkdir("./file0", 0777 [pid 4116] exit_group(0 [pid 4119] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4118] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4116] <... exit_group resumed>) = ? [pid 4119] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4119] pipe2([3, 4], 0) = 0 [pid 4119] dup(4) = 5 [pid 4119] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4118] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4116] +++ exited with 0 +++ [pid 4118] pipe2( [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4116, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4118] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4118] dup(4 [pid 4120] <... setpgid resumed>) = 0 [pid 4117] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4118] <... dup resumed>) = 5 [pid 3611] <... openat resumed>) = 3 [pid 4118] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4117] exit_group(0 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 4117] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4122 attached [pid 4120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4117] +++ exited with 0 +++ [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4122 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4117, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4120] <... openat resumed>) = 3 [pid 4120] write(3, "1000", 4 [pid 4122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4120] <... write resumed>) = 4 [pid 4120] close(3) = 0 [pid 4122] <... prctl resumed>) = 0 [pid 4120] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4120] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... openat resumed>) = 3 [pid 4122] setpgid(0, 0 [pid 4120] pipe2( [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4122] <... setpgid resumed>) = 0 [pid 4120] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] close(3 [pid 4120] dup(4 [pid 4122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... close resumed>) = 0 [pid 4120] <... dup resumed>) = 5 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4123 attached [pid 4122] <... openat resumed>) = 3 [pid 4120] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4123 [pid 4122] write(3, "1000", 4) = 4 [pid 4122] close(3) = 0 [pid 4123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4122] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4122] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4122] pipe2([3, 4], 0) = 0 [pid 4122] dup(4 [pid 4123] <... prctl resumed>) = 0 [pid 4122] <... dup resumed>) = 5 [pid 4122] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4123] setpgid(0, 0 [pid 4121] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4119] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4121] exit_group(0 [pid 4119] exit_group(0 [pid 4121] <... exit_group resumed>) = ? [pid 4119] <... exit_group resumed>) = ? [pid 4118] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4121] +++ exited with 0 +++ [pid 4119] +++ exited with 0 +++ [pid 4118] exit_group(0) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4121, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4119, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4118] +++ exited with 0 +++ [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4118, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4123] <... setpgid resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... restart_syscall resumed>) = 0 [pid 4123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] close(3 [pid 3606] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4124 attached [pid 4123] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 4123] write(3, "1000", 4 [pid 3610] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4124 [pid 3606] <... close resumed>) = 0 [pid 4123] <... write resumed>) = 4 [pid 3610] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4125 attached [pid 4124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4123] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4123] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4125 [pid 4124] <... prctl resumed>) = 0 [pid 4123] mkdir("./file0", 0777 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4126 [pid 4123] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4120] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4123] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4120] exit_group(0 [pid 4123] pipe2( [pid 4124] setpgid(0, 0 [pid 4120] <... exit_group resumed>) = ? [pid 4125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4123] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4120] +++ exited with 0 +++ [pid 4123] dup(4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4120, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4126 attached ) = 0 [pid 4123] <... dup resumed>) = 5 [pid 4126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4123] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4126] <... prctl resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4126] setpgid(0, 0 [pid 3608] <... openat resumed>) = 3 [pid 4126] <... setpgid resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4126] <... openat resumed>) = 3 [pid 4124] <... setpgid resumed>) = 0 [pid 3608] close(3 [pid 4126] write(3, "1000", 4 [pid 3608] <... close resumed>) = 0 [pid 4126] <... write resumed>) = 4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4126] close(3) = 0 [pid 4125] <... prctl resumed>) = 0 [pid 4124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4122] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4127 [pid 4126] mkdir("./file0", 0777 [pid 4122] exit_group(0 [pid 4126] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4122] <... exit_group resumed>) = ? [pid 4126] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4126] pipe2([3, 4], 0) = 0 [pid 4126] dup(4) = 5 [pid 4126] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4122] +++ exited with 0 +++ [pid 4125] setpgid(0, 0 [pid 4124] <... openat resumed>) = 3 [pid 4123] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4122, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 4127 attached [pid 4125] <... setpgid resumed>) = 0 [pid 4124] write(3, "1000", 4 [pid 4123] exit_group(0 [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4124] <... write resumed>) = 4 [pid 4123] <... exit_group resumed>) = ? [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 4123] +++ exited with 0 +++ [pid 4124] close(3 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4123, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4125] <... openat resumed>) = 3 [pid 4127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4124] <... close resumed>) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4128 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4127] <... prctl resumed>) = 0 [pid 4125] write(3, "1000", 4 [pid 4124] mkdir("./file0", 0777 [pid 4125] <... write resumed>) = 4 [pid 4124] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4127] setpgid(0, 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4127] <... setpgid resumed>) = 0 [pid 4125] close(3 [pid 4124] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4125] <... close resumed>) = 0 [pid 4124] pipe2( [pid 3607] close(3 [pid 4127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4125] mkdir("./file0", 0777 [pid 4124] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... close resumed>) = 0 [pid 4125] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4127] <... openat resumed>) = 3 [pid 4125] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4124] dup(4 [pid 4127] write(3, "1000", 4 [pid 4125] pipe2( [pid 4124] <... dup resumed>) = 5 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4129 [pid 4127] <... write resumed>) = 4 [pid 4125] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4124] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4125] dup(4./strace-static-x86_64: Process 4129 attached ) = 5 [pid 4127] close(3 [pid 4125] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4127] <... close resumed>) = 0 [pid 4127] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4129] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4128 attached [pid 4127] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4129] setpgid(0, 0 [pid 4126] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4126] exit_group(0) = ? [pid 4127] pipe2( [pid 4126] +++ exited with 0 +++ [pid 4127] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4127] dup(4 [pid 4129] <... setpgid resumed>) = 0 [pid 4129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4127] <... dup resumed>) = 5 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4126, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4129] <... openat resumed>) = 3 [pid 4127] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4129] write(3, "1000", 4) = 4 [pid 4129] close(3) = 0 [pid 4129] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4129] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4129] pipe2( [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4129] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4129] dup(4 [pid 3610] close(3 [pid 4129] <... dup resumed>) = 5 [pid 3610] <... close resumed>) = 0 [pid 4129] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4128] setpgid(0, 0) = 0 [pid 4128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4128] write(3, "1000", 4) = 4 [pid 4128] close(3) = 0 [pid 4128] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4128] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4128] pipe2([3, 4], 0) = 0 [pid 4128] dup(4) = 5 [pid 4128] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4130 ./strace-static-x86_64: Process 4130 attached [pid 4130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4130] setpgid(0, 0) = 0 [pid 4130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4130] write(3, "1000", 4) = 4 [pid 4130] close(3) = 0 [pid 4130] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4130] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4130] pipe2([3, 4], 0) = 0 [pid 4130] dup(4) = 5 [pid 4129] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4128] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4127] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4125] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4124] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4129] exit_group(0 [pid 4128] exit_group(0 [pid 4125] exit_group(0 [pid 4129] <... exit_group resumed>) = ? [pid 4128] <... exit_group resumed>) = ? [pid 4127] exit_group(0 [pid 4125] <... exit_group resumed>) = ? [pid 4124] exit_group(0 [pid 4130] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4129] +++ exited with 0 +++ [pid 4128] +++ exited with 0 +++ [pid 4127] <... exit_group resumed>) = ? [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4128, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4129, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4127] +++ exited with 0 +++ [pid 4125] +++ exited with 0 +++ [pid 4124] <... exit_group resumed>) = ? [pid 3611] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4127, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4125, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4124] +++ exited with 0 +++ [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] close(3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... close resumed>) = 0 [pid 3608] close(3 [pid 3607] <... close resumed>) = 0 [pid 3606] close(3 [pid 4130] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 4131 attached [pid 4130] exit_group(0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4133 attached ./strace-static-x86_64: Process 4132 attached [pid 4131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4130] <... exit_group resumed>) = ? [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4131 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4132 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4133 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4134 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4131] <... prctl resumed>) = 0 [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4132] <... prctl resumed>) = 0 [pid 4131] setpgid(0, 0 [pid 4130] +++ exited with 0 +++ [pid 4133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4135 [pid 4131] <... setpgid resumed>) = 0 [pid 4132] setpgid(0, 0 [pid 4133] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4134 attached [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4132] <... setpgid resumed>) = 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4131] <... openat resumed>) = 3 [pid 3610] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4135 attached [pid 4131] write(3, "1000", 4 [pid 4135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4132] <... openat resumed>) = 3 [pid 4131] <... write resumed>) = 4 [pid 4135] <... prctl resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4131] close(3 [pid 4132] write(3, "1000", 4 [pid 4131] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 4132] <... write resumed>) = 4 [pid 4131] mkdir("./file0", 0777 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4132] close(3 [pid 4131] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4133] setpgid(0, 0 [pid 4132] <... close resumed>) = 0 [pid 4131] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] close(3 [pid 4133] <... setpgid resumed>) = 0 [pid 4132] mkdir("./file0", 0777 [pid 4131] pipe2( [pid 3610] <... close resumed>) = 0 [pid 4132] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4131] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4132] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4131] dup(4 [pid 4135] setpgid(0, 0) = 0 [pid 4135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4132] pipe2( [pid 4131] <... dup resumed>) = 5 [pid 4133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4132] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4131] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4136 [pid 4135] <... openat resumed>) = 3 [pid 4132] dup(4 [pid 4135] write(3, "1000", 4 [pid 4132] <... dup resumed>) = 5 [pid 4135] <... write resumed>) = 4 [pid 4135] close(3) = 0 [pid 4135] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4135] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4132] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4135] pipe2([3, 4], 0) = 0 [pid 4135] dup(4) = 5 [pid 4135] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4136 attached [pid 4136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4134] <... prctl resumed>) = 0 [pid 4133] <... openat resumed>) = 3 [pid 4136] setpgid(0, 0 [pid 4133] write(3, "1000", 4 [pid 4136] <... setpgid resumed>) = 0 [pid 4133] <... write resumed>) = 4 [pid 4136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4134] setpgid(0, 0 [pid 4133] close(3 [pid 4136] <... openat resumed>) = 3 [pid 4133] <... close resumed>) = 0 [pid 4136] write(3, "1000", 4 [pid 4133] mkdir("./file0", 0777 [pid 4136] <... write resumed>) = 4 [pid 4134] <... setpgid resumed>) = 0 [pid 4133] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4136] close(3 [pid 4133] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4136] <... close resumed>) = 0 [pid 4133] pipe2( [pid 4136] mkdir("./file0", 0777 [pid 4134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4133] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4136] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4133] dup(4 [pid 4136] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4134] <... openat resumed>) = 3 [pid 4133] <... dup resumed>) = 5 [pid 4136] pipe2( [pid 4133] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4136] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4136] dup(4) = 5 [pid 4134] write(3, "1000", 4 [pid 4136] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4134] <... write resumed>) = 4 [pid 4134] close(3) = 0 [pid 4134] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4134] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4134] pipe2([3, 4], 0) = 0 [pid 4134] dup(4) = 5 [pid 4134] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4131] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4131] exit_group(0 [pid 4135] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4132] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4135] exit_group(0 [pid 4131] <... exit_group resumed>) = ? [pid 4135] <... exit_group resumed>) = ? [pid 4135] +++ exited with 0 +++ [pid 4132] exit_group(0 [pid 4131] +++ exited with 0 +++ [pid 4132] <... exit_group resumed>) = ? [pid 4132] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4131, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4132, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 3611] close(3 [pid 3609] close(3 [pid 3611] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 4138 attached ./strace-static-x86_64: Process 4137 attached ) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4137 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4138 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 4137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4137] <... prctl resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4139 [pid 4137] setpgid(0, 0./strace-static-x86_64: Process 4139 attached [pid 4138] <... prctl resumed>) = 0 [pid 4137] <... setpgid resumed>) = 0 [pid 4138] setpgid(0, 0 [pid 4137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4138] <... setpgid resumed>) = 0 [pid 4137] <... openat resumed>) = 3 [pid 4139] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4137] write(3, "1000", 4 [pid 4138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4139] <... prctl resumed>) = 0 [pid 4137] <... write resumed>) = 4 [pid 4139] setpgid(0, 0 [pid 4138] <... openat resumed>) = 3 [pid 4137] close(3 [pid 4139] <... setpgid resumed>) = 0 [pid 4138] write(3, "1000", 4 [pid 4137] <... close resumed>) = 0 [pid 4139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4138] <... write resumed>) = 4 [pid 4137] mkdir("./file0", 0777 [pid 4139] <... openat resumed>) = 3 [pid 4138] close(3 [pid 4137] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4137] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4137] pipe2([3, 4], 0) = 0 [pid 4138] <... close resumed>) = 0 [pid 4139] write(3, "1000", 4 [pid 4137] dup(4 [pid 4138] mkdir("./file0", 0777 [pid 4137] <... dup resumed>) = 5 [pid 4139] <... write resumed>) = 4 [pid 4138] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4137] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4136] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4133] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4136] exit_group(0 [pid 4133] exit_group(0 [pid 4136] <... exit_group resumed>) = ? [pid 4134] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4133] <... exit_group resumed>) = ? [pid 4136] +++ exited with 0 +++ [pid 4134] exit_group(0 [pid 4133] +++ exited with 0 +++ [pid 4134] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4134] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4133, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4138] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4134, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4138] pipe2( [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4138] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4138] dup(4 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4138] <... dup resumed>) = 5 [pid 3610] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4138] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... close resumed>) = 0 [pid 3606] close(3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4140 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4141 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4142 ./strace-static-x86_64: Process 4140 attached [pid 4140] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4137] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4140] <... prctl resumed>) = 0 [pid 4140] setpgid(0, 0) = 0 [pid 4137] exit_group(0) = ? [pid 4140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4137] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4137, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 4142 attached [pid 4139] close(3./strace-static-x86_64: Process 4141 attached [pid 4140] write(3, "1000", 4 [pid 4139] <... close resumed>) = 0 [pid 4142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4141] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4140] <... write resumed>) = 4 [pid 4139] mkdir("./file0", 0777 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4141] <... prctl resumed>) = 0 [pid 4140] close(3 [pid 4139] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... openat resumed>) = 3 [pid 4142] <... prctl resumed>) = 0 [pid 4141] setpgid(0, 0 [pid 4140] <... close resumed>) = 0 [pid 4139] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4142] setpgid(0, 0 [pid 4141] <... setpgid resumed>) = 0 [pid 4140] mkdir("./file0", 0777 [pid 4139] pipe2( [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4142] <... setpgid resumed>) = 0 [pid 4141] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4140] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4139] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4138] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 4142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4141] <... openat resumed>) = 3 [pid 4140] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4139] dup(4 [pid 4138] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 4141] write(3, "1000", 4 [pid 4140] pipe2( [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4142] <... openat resumed>) = 3 [pid 4141] <... write resumed>) = 4 [pid 4140] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4139] <... dup resumed>) = 5 [pid 4138] <... exit_group resumed>) = ? [pid 4141] close(3 [pid 4140] dup(4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4143 [pid 4141] <... close resumed>) = 0 [pid 4140] <... dup resumed>) = 5 [pid 4139] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4141] mkdir("./file0", 0777 [pid 4140] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4142] write(3, "1000", 4 [pid 4141] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4138] +++ exited with 0 +++ [pid 4141] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4138, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4141] pipe2( [pid 4142] <... write resumed>) = 4 [pid 4141] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4142] close(3 [pid 4141] dup(4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4142] <... close resumed>) = 0 [pid 4141] <... dup resumed>) = 5 [pid 3609] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4143 attached [pid 4142] mkdir("./file0", 0777 [pid 4141] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4142] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 4143] <... prctl resumed>) = 0 [pid 4142] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4143] setpgid(0, 0 [pid 4142] pipe2( [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4144 [pid 4142] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4143] <... setpgid resumed>) = 0 [pid 4142] dup(4) = 5 [pid 4143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4142] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4143] <... openat resumed>) = 3 [pid 4143] write(3, "1000", 4) = 4 [pid 4143] close(3) = 0 [pid 4143] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4143] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4143] pipe2([3, 4], 0) = 0 [pid 4143] dup(4) = 5 ./strace-static-x86_64: Process 4144 attached [pid 4143] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4144] setpgid(0, 0) = 0 [pid 4140] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4140] exit_group(0 [pid 4144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4141] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4140] <... exit_group resumed>) = ? [pid 4139] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4144] <... openat resumed>) = 3 [pid 4141] exit_group(0 [pid 4140] +++ exited with 0 +++ [pid 4139] exit_group(0 [pid 4144] write(3, "1000", 4 [pid 4141] <... exit_group resumed>) = ? [pid 4139] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4140, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4144] <... write resumed>) = 4 [pid 4141] +++ exited with 0 +++ [pid 4144] close(3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4141, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4144] <... close resumed>) = 0 [pid 4144] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4144] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... openat resumed>) = 3 [pid 4144] pipe2( [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4144] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4144] dup(4 [pid 3608] close(3 [pid 4144] <... dup resumed>) = 5 [pid 3608] <... close resumed>) = 0 [pid 4144] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4139] +++ exited with 0 +++ [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4145 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4139, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4143] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4142] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 4143] exit_group(0 [pid 4142] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4143] <... exit_group resumed>) = ? [pid 4142] <... exit_group resumed>) = ? [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4143] +++ exited with 0 +++ [pid 4142] +++ exited with 0 +++ [pid 3607] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4143, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4142, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4146 [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3606] <... close resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4147 [pid 3611] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4148 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4146 attached , child_tidptr=0x555556691690) = 4149 ./strace-static-x86_64: Process 4145 attached [pid 4146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4146] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4147 attached [pid 4146] setpgid(0, 0 [pid 4145] setpgid(0, 0./strace-static-x86_64: Process 4148 attached [pid 4146] <... setpgid resumed>) = 0 [pid 4145] <... setpgid resumed>) = 0 [pid 4148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4148] <... prctl resumed>) = 0 [pid 4145] <... openat resumed>) = 3 [pid 4146] <... openat resumed>) = 3 [pid 4148] setpgid(0, 0 [pid 4147] <... prctl resumed>) = 0 [pid 4145] write(3, "1000", 4 [pid 4148] <... setpgid resumed>) = 0 [pid 4145] <... write resumed>) = 4 [pid 4148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4147] setpgid(0, 0 [pid 4146] write(3, "1000", 4 [pid 4145] close(3 [pid 4148] <... openat resumed>) = 3 [pid 4147] <... setpgid resumed>) = 0 [pid 4146] <... write resumed>) = 4 [pid 4145] <... close resumed>) = 0 [pid 4148] write(3, "1000", 4 [pid 4145] mkdir("./file0", 0777 [pid 4148] <... write resumed>) = 4 [pid 4145] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4148] close(3 [pid 4145] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4146] close(3./strace-static-x86_64: Process 4149 attached [pid 4148] <... close resumed>) = 0 [pid 4147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4146] <... close resumed>) = 0 [pid 4145] pipe2( [pid 4144] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4148] mkdir("./file0", 0777 [pid 4147] <... openat resumed>) = 3 [pid 4146] mkdir("./file0", 0777 [pid 4145] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4144] exit_group(0 [pid 4148] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4147] write(3, "1000", 4 [pid 4146] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4145] dup(4 [pid 4144] <... exit_group resumed>) = ? [pid 4149] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4148] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4147] <... write resumed>) = 4 [pid 4146] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4145] <... dup resumed>) = 5 [pid 4144] +++ exited with 0 +++ [pid 4148] pipe2( [pid 4145] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4149] <... prctl resumed>) = 0 [pid 4147] close(3 [pid 4146] pipe2( [pid 4149] setpgid(0, 0 [pid 4148] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4147] <... close resumed>) = 0 [pid 4146] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4144, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4148] dup(4 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4149] <... setpgid resumed>) = 0 [pid 4148] <... dup resumed>) = 5 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4148] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4147] mkdir("./file0", 0777 [pid 4146] dup(4 [pid 4149] <... openat resumed>) = 3 [pid 4147] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4146] <... dup resumed>) = 5 [pid 4147] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4149] write(3, "1000", 4 [pid 4146] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4147] pipe2( [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4149] <... write resumed>) = 4 [pid 3609] close(3 [pid 4149] close(3 [pid 4147] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... close resumed>) = 0 [pid 4149] <... close resumed>) = 0 [pid 4147] dup(4 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4150 ./strace-static-x86_64: Process 4150 attached [pid 4150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4150] setpgid(0, 0) = 0 [pid 4150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4150] write(3, "1000", 4 [pid 4149] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4147] <... dup resumed>) = 5 [pid 4149] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4147] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4149] pipe2([3, 4], 0) = 0 [pid 4149] dup(4) = 5 [pid 4150] <... write resumed>) = 4 [pid 4149] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4150] close(3) = 0 [pid 4150] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4148] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4145] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4148] exit_group(0 [pid 4145] exit_group(0 [pid 4148] <... exit_group resumed>) = ? [pid 4145] <... exit_group resumed>) = ? [pid 4150] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4148] +++ exited with 0 +++ [pid 4145] +++ exited with 0 +++ [pid 4150] pipe2( [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4148, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4150] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4150] dup(4) = 5 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4150] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3606] close(3 [pid 3608] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4151 attached ./strace-static-x86_64: Process 4152 attached [pid 4151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4151 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4152 [pid 4151] <... prctl resumed>) = 0 [pid 4152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4151] setpgid(0, 0) = 0 [pid 4152] <... prctl resumed>) = 0 [pid 4146] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4147] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4146] exit_group(0 [pid 4147] exit_group(0 [pid 4146] <... exit_group resumed>) = ? [pid 4147] <... exit_group resumed>) = ? [pid 4146] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4147] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4147, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4152] setpgid(0, 0 [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4152] <... setpgid resumed>) = 0 [pid 4151] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 4151] write(3, "1000", 4 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4153 attached [pid 4152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4151] <... write resumed>) = 4 [pid 4151] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4153 [pid 4151] <... close resumed>) = 0 [pid 4152] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4152] write(3, "1000", 4 [pid 4151] mkdir("./file0", 0777 [pid 3610] <... openat resumed>) = 3 [pid 4153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4153] <... prctl resumed>) = 0 [pid 4152] <... write resumed>) = 4 [pid 4151] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] close(3) = 0 [pid 4151] --- 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./strace-static-x86_64: Process 4154 attached [pid 4153] setpgid(0, 0 [pid 4152] close(3 [pid 4151] pipe2( [pid 4154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4154 [pid 4151] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4152] <... close resumed>) = 0 [pid 4153] <... setpgid resumed>) = 0 [pid 4154] <... prctl resumed>) = 0 [pid 4151] dup(4) = 5 [pid 4152] mkdir("./file0", 0777 [pid 4154] setpgid(0, 0 [pid 4153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4152] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4151] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4154] <... setpgid resumed>) = 0 [pid 4153] <... openat resumed>) = 3 [pid 4152] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4150] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4149] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4152] pipe2( [pid 4150] exit_group(0 [pid 4149] exit_group(0 [pid 4152] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4150] <... exit_group resumed>) = ? [pid 4149] <... exit_group resumed>) = ? [pid 4152] dup(4 [pid 4150] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4150, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4152] <... dup resumed>) = 5 [pid 4149] +++ exited with 0 +++ [pid 4152] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4149, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] close(3 [pid 4154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... close resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4155 [pid 4154] <... openat resumed>) = 3 [pid 4153] write(3, "1000", 4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4156 attached [pid 4154] write(3, "1000", 4 [pid 4153] <... write resumed>) = 4 [pid 4154] <... write resumed>) = 4 [pid 4153] close(3 [pid 4151] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4156 [pid 4154] close(3) = 0 [pid 4156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4154] mkdir("./file0", 0777 [pid 4153] <... close resumed>) = 0 [pid 4151] exit_group(0 [pid 4154] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4154] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4151] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4155 attached [pid 4154] pipe2( [pid 4153] mkdir("./file0", 0777 [pid 4155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4154] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4153] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4151] +++ exited with 0 +++ [pid 4156] <... prctl resumed>) = 0 [pid 4155] <... prctl resumed>) = 0 [pid 4154] dup(4 [pid 4153] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4151, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4156] setpgid(0, 0 [pid 4155] setpgid(0, 0 [pid 4154] <... dup resumed>) = 5 [pid 4153] pipe2( [pid 4155] <... setpgid resumed>) = 0 [pid 4154] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4155] write(3, "1000", 4) = 4 [pid 4155] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4155] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 4155] mkdir("./file0", 0777 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4155] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4155] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] close(3 [pid 4155] pipe2( [pid 3608] <... close resumed>) = 0 [pid 4155] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4157 attached [pid 4156] <... setpgid resumed>) = 0 [pid 4155] dup(4 [pid 4153] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4155] <... dup resumed>) = 5 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4157 [pid 4153] dup(4 [pid 4156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4155] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4156] <... openat resumed>) = 3 [pid 4153] <... dup resumed>) = 5 [pid 4157] <... prctl resumed>) = 0 [pid 4156] write(3, "1000", 4 [pid 4153] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4156] <... write resumed>) = 4 [pid 4156] close(3 [pid 4157] setpgid(0, 0 [pid 4156] <... close resumed>) = 0 [pid 4157] <... setpgid resumed>) = 0 [pid 4156] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4156] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4156] pipe2([3, 4], 0) = 0 [pid 4157] <... openat resumed>) = 3 [pid 4156] dup(4 [pid 4157] write(3, "1000", 4) = 4 [pid 4156] <... dup resumed>) = 5 [pid 4156] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4157] close(3) = 0 [pid 4157] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4157] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4157] pipe2([3, 4], 0) = 0 [pid 4157] dup(4) = 5 [pid 4157] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4152] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4155] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4152] exit_group(0 [pid 4155] exit_group(0 [pid 4152] <... exit_group resumed>) = ? [pid 4155] <... exit_group resumed>) = ? [pid 4155] +++ exited with 0 +++ [pid 4152] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4155, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4152, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3606] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 4158 attached [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4159 attached [pid 4158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4154] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4153] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4158 [pid 4157] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4156] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4154] exit_group(0 [pid 4153] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4159 [pid 4157] exit_group(0 [pid 4156] exit_group(0 [pid 4154] <... exit_group resumed>) = ? [pid 4153] <... exit_group resumed>) = ? [pid 4159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4158] <... prctl resumed>) = 0 [pid 4157] <... exit_group resumed>) = ? [pid 4156] <... exit_group resumed>) = ? [pid 4154] +++ exited with 0 +++ [pid 4159] <... prctl resumed>) = 0 [pid 4158] setpgid(0, 0 [pid 4157] +++ exited with 0 +++ [pid 4153] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4154, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4156] +++ exited with 0 +++ [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4157, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4156, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4159] setpgid(0, 0 [pid 4158] <... setpgid resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 4159] <... setpgid resumed>) = 0 [pid 4158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4158] <... openat resumed>) = 3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3607] close(3 [pid 4159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4158] write(3, "1000", 4 [pid 3611] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4159] <... openat resumed>) = 3 [pid 4158] <... write resumed>) = 4 [pid 3611] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4160 attached [pid 4159] write(3, "1000", 4 [pid 4158] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3./strace-static-x86_64: Process 4162 attached ./strace-static-x86_64: Process 4161 attached [pid 4160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4159] <... write resumed>) = 4 [pid 4158] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4160 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4161 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4162 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4163 attached [pid 4162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4160] <... prctl resumed>) = 0 [pid 4159] close(3 [pid 4158] mkdir("./file0", 0777 [pid 4162] <... prctl resumed>) = 0 [pid 4161] <... prctl resumed>) = 0 [pid 4160] setpgid(0, 0 [pid 4159] <... close resumed>) = 0 [pid 4158] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4163 [pid 4160] <... setpgid resumed>) = 0 [pid 4159] mkdir("./file0", 0777 [pid 4158] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4161] setpgid(0, 0 [pid 4160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4158] pipe2( [pid 4159] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4161] <... setpgid resumed>) = 0 [pid 4162] setpgid(0, 0 [pid 4158] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4159] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4160] <... openat resumed>) = 3 [pid 4159] pipe2( [pid 4158] dup(4 [pid 4161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4160] write(3, "1000", 4 [pid 4159] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4158] <... dup resumed>) = 5 [pid 4160] <... write resumed>) = 4 [pid 4159] dup(4 [pid 4158] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4161] <... openat resumed>) = 3 [pid 4160] close(3 [pid 4159] <... dup resumed>) = 5 [pid 4160] <... close resumed>) = 0 [pid 4161] write(3, "1000", 4 [pid 4159] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4160] mkdir("./file0", 0777 [pid 4161] <... write resumed>) = 4 [pid 4160] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4161] close(3 [pid 4160] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4161] <... close resumed>) = 0 [pid 4160] pipe2( [pid 4161] mkdir("./file0", 0777 [pid 4160] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4161] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4160] dup(4 [pid 4161] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4160] <... dup resumed>) = 5 [pid 4161] pipe2( [pid 4160] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4161] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4162] <... setpgid resumed>) = 0 [pid 4161] dup(4) = 5 [pid 4163] <... prctl resumed>) = 0 [pid 4162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4161] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4162] <... openat resumed>) = 3 [pid 4163] setpgid(0, 0 [pid 4162] write(3, "1000", 4) = 4 [pid 4163] <... setpgid resumed>) = 0 [pid 4158] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4158] exit_group(0) = ? [pid 4159] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4158] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4158, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4162] close(3 [pid 4159] exit_group(0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 4162] <... close resumed>) = 0 [pid 4159] <... exit_group resumed>) = ? [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4162] mkdir("./file0", 0777 [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4163] <... openat resumed>) = 3 [pid 4162] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4159] +++ exited with 0 +++ [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4164 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4159, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4162] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4162] pipe2( [pid 4163] write(3, "1000", 4) = 4 [pid 4162] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4162] dup(4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4163] close(3 [pid 4162] <... dup resumed>) = 5 [pid 3606] <... openat resumed>) = 3 [pid 4162] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 4163] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4163] mkdir("./file0", 0777 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4165 [pid 4163] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4163] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4163] pipe2([3, 4], 0) = 0 [pid 4163] dup(4) = 5 [pid 4163] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4160] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4160] exit_group(0) = ? [pid 4160] +++ exited with 0 +++ ./strace-static-x86_64: Process 4165 attached ./strace-static-x86_64: Process 4164 attached [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4160, 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/loop2", 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 4166 attached , child_tidptr=0x555556691690) = 4166 [pid 4166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4166] setpgid(0, 0) = 0 [pid 4165] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4165] setpgid(0, 0) = 0 [pid 4165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4161] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4161] exit_group(0) = ? [pid 4165] <... openat resumed>) = 3 [pid 4161] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4161, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4165] write(3, "1000", 4) = 4 [pid 4162] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 4166] <... openat resumed>) = 3 [pid 4165] close(3 [pid 4162] exit_group(0 [pid 4166] write(3, "1000", 4 [pid 4165] <... close resumed>) = 0 [pid 4162] <... exit_group resumed>) = ? [pid 4165] mkdir("./file0", 0777 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4166] <... write resumed>) = 4 [pid 4165] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4162] +++ exited with 0 +++ [pid 3607] <... openat resumed>) = 3 [pid 4166] close(3 [pid 4165] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4164] <... prctl resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4162, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4166] <... close resumed>) = 0 [pid 4165] pipe2( [pid 4164] setpgid(0, 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4166] mkdir("./file0", 0777 [pid 4165] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4164] <... setpgid resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3607] close(3 [pid 4166] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4165] dup(4 [pid 4164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... close resumed>) = 0 [pid 4165] <... dup resumed>) = 5 [pid 4164] <... openat resumed>) = 3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4165] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4164] write(3, "1000", 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4166] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4164] <... write resumed>) = 4 [pid 3611] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4167 [pid 4166] pipe2( [pid 4164] close(3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4166] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4164] <... close resumed>) = 0 [pid 4163] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4167 attached [pid 4166] dup(4 [pid 4164] mkdir("./file0", 0777 [pid 4163] exit_group(0 [pid 3611] close(3 [pid 4167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4166] <... dup resumed>) = 5 [pid 4164] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4163] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 4167] <... prctl resumed>) = 0 [pid 4166] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4164] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4167] setpgid(0, 0 [pid 4164] pipe2( [pid 4163] +++ exited with 0 +++ [pid 4167] <... setpgid resumed>) = 0 [pid 4164] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4168 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4164] dup(4) = 5 [pid 4164] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4167] <... openat resumed>) = 3 [pid 4165] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4167] write(3, "1000", 4 [pid 4165] exit_group(0 [pid 3610] close(3 [pid 4167] <... write resumed>) = 4 [pid 4165] <... exit_group resumed>) = ? [pid 3610] <... close resumed>) = 0 ./strace-static-x86_64: Process 4168 attached [pid 4167] close(3 [pid 4165] +++ exited with 0 +++ [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4167] <... close resumed>) = 0 [pid 4164] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4165, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4164] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4169 [pid 4164] <... exit_group resumed>) = ? [pid 4164] +++ exited with 0 +++ [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4164, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... openat resumed>) = 3 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4167] mkdir("./file0", 0777 [pid 3606] close(3 [pid 4168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4167] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4166] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... close resumed>) = 0 [pid 4168] <... prctl resumed>) = 0 [pid 4167] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4166] exit_group(0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4168] setpgid(0, 0 [pid 4167] pipe2( [pid 4166] <... exit_group resumed>) = ? [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4170 [pid 3609] <... ioctl resumed>) = -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 [pid 4168] <... setpgid resumed>) = 0 [pid 4167] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4166] +++ exited with 0 +++ ./strace-static-x86_64: Process 4169 attached [pid 4168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4167] dup(4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4171 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4166, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4168] <... openat resumed>) = 3 [pid 4167] <... dup resumed>) = 5 ./strace-static-x86_64: Process 4170 attached [pid 4169] <... prctl resumed>) = 0 [pid 4168] write(3, "1000", 4 [pid 4167] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4169] setpgid(0, 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4170] <... prctl resumed>) = 0 [pid 4169] <... setpgid resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 4170] setpgid(0, 0 [pid 4169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4170] <... setpgid resumed>) = 0 [pid 4169] <... openat resumed>) = 3 [pid 4168] <... write resumed>) = 4 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4169] write(3, "1000", 4 [pid 4168] close(3 [pid 3608] close(3 [pid 4170] <... openat resumed>) = 3 [pid 4169] <... write resumed>) = 4 [pid 4168] <... close resumed>) = 0 [pid 4167] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... close resumed>) = 0 [pid 4170] write(3, "1000", 4 [pid 4169] close(3 [pid 4168] mkdir("./file0", 0777 [pid 4167] exit_group(0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4171 attached [pid 4170] <... write resumed>) = 4 [pid 4169] <... close resumed>) = 0 [pid 4168] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4167] <... exit_group resumed>) = ? [pid 4170] close(3 [pid 4169] mkdir("./file0", 0777 [pid 4168] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4172 [pid 4170] <... close resumed>) = 0 [pid 4169] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4168] pipe2( [pid 4167] +++ exited with 0 +++ [pid 4171] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4170] mkdir("./file0", 0777 [pid 4169] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4168] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4167, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4171] <... prctl resumed>) = 0 [pid 4170] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4169] pipe2( [pid 4168] dup(4 [pid 4171] setpgid(0, 0 [pid 4170] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4169] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4168] <... dup resumed>) = 5 ./strace-static-x86_64: Process 4172 attached [pid 4171] <... setpgid resumed>) = 0 [pid 4170] pipe2( [pid 4169] dup(4 [pid 4168] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4172] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4170] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4169] <... dup resumed>) = 5 [pid 4172] <... prctl resumed>) = 0 [pid 4170] dup(4 [pid 4169] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4172] setpgid(0, 0 [pid 4171] <... openat resumed>) = 3 [pid 4170] <... dup resumed>) = 5 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4172] <... setpgid resumed>) = 0 [pid 4170] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... openat resumed>) = 3 [pid 4172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4172] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4172] write(3, "1000", 4 [pid 3607] close(3 [pid 4172] <... write resumed>) = 4 [pid 3607] <... close resumed>) = 0 [pid 4172] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4172] <... close resumed>) = 0 ./strace-static-x86_64: Process 4173 attached [pid 4172] mkdir("./file0", 0777 [pid 4171] write(3, "1000", 4 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4173 [pid 4172] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4171] <... write resumed>) = 4 [pid 4172] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4171] close(3 [pid 4172] pipe2( [pid 4171] <... close resumed>) = 0 [pid 4172] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4171] mkdir("./file0", 0777 [pid 4173] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4172] dup(4 [pid 4171] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4173] <... prctl resumed>) = 0 [pid 4172] <... dup resumed>) = 5 [pid 4171] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4173] setpgid(0, 0 [pid 4172] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4171] pipe2( [pid 4173] <... setpgid resumed>) = 0 [pid 4171] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4173] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4171] dup(4 [pid 4173] <... openat resumed>) = 3 [pid 4171] <... dup resumed>) = 5 [pid 4173] write(3, "1000", 4 [pid 4171] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4173] <... write resumed>) = 4 [pid 4173] close(3) = 0 [pid 4173] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4173] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4173] pipe2([3, 4], 0) = 0 [pid 4173] dup(4) = 5 [pid 4173] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4169] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4168] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4169] exit_group(0) = ? [pid 4169] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4168] exit_group(0 [pid 4171] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4168] <... exit_group resumed>) = ? [pid 4171] exit_group(0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4171] <... exit_group resumed>) = ? [pid 4168] +++ exited with 0 +++ [pid 3610] <... openat resumed>) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4168, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4171] +++ exited with 0 +++ [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4171, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... close resumed>) = 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... restart_syscall resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4174 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4174 attached [pid 4172] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4170] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4172] exit_group(0 [pid 4170] exit_group(0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4172] <... exit_group resumed>) = ? [pid 4170] <... exit_group resumed>) = ? [pid 3611] close(3 [pid 3609] close(3 [pid 4172] +++ exited with 0 +++ [pid 4170] +++ exited with 0 +++ [pid 3611] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4172, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4170, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4175 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4176 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4174] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3606] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4174] <... prctl resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4174] setpgid(0, 0 [pid 3608] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4177 ./strace-static-x86_64: Process 4176 attached [pid 4174] <... setpgid resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 4176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4176] <... prctl resumed>) = 0 [pid 4174] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4175 attached [pid 4176] setpgid(0, 0 [pid 4174] write(3, "1000", 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4178 [pid 4176] <... setpgid resumed>) = 0 [pid 4175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4174] <... write resumed>) = 4 [pid 4175] <... prctl resumed>) = 0 [pid 4174] close(3 [pid 4175] setpgid(0, 0) = 0 [pid 4173] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4178 attached ./strace-static-x86_64: Process 4177 attached [pid 4176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4174] <... close resumed>) = 0 [pid 4178] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4177] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4176] <... openat resumed>) = 3 [pid 4175] <... openat resumed>) = 3 [pid 4174] mkdir("./file0", 0777 [pid 4173] exit_group(0 [pid 4178] <... prctl resumed>) = 0 [pid 4177] <... prctl resumed>) = 0 [pid 4176] write(3, "1000", 4 [pid 4175] write(3, "1000", 4 [pid 4174] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4173] <... exit_group resumed>) = ? [pid 4178] setpgid(0, 0 [pid 4177] setpgid(0, 0 [pid 4176] <... write resumed>) = 4 [pid 4175] <... write resumed>) = 4 [pid 4174] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4178] <... setpgid resumed>) = 0 [pid 4177] <... setpgid resumed>) = 0 [pid 4176] close(3 [pid 4175] close(3 [pid 4174] pipe2( [pid 4173] +++ exited with 0 +++ [pid 4178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4177] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4176] <... close resumed>) = 0 [pid 4175] <... close resumed>) = 0 [pid 4174] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4178] <... openat resumed>) = 3 [pid 4177] <... openat resumed>) = 3 [pid 4176] mkdir("./file0", 0777 [pid 4175] mkdir("./file0", 0777 [pid 4174] dup(4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4173, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4178] write(3, "1000", 4 [pid 4177] write(3, "1000", 4 [pid 4176] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4175] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4174] <... dup resumed>) = 5 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4178] <... write resumed>) = 4 [pid 4177] <... write resumed>) = 4 [pid 4176] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4175] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4174] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... restart_syscall resumed>) = 0 [pid 4178] close(3 [pid 4177] close(3 [pid 4176] pipe2( [pid 4175] pipe2( [pid 4178] <... close resumed>) = 0 [pid 4177] <... close resumed>) = 0 [pid 4176] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4175] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4178] mkdir("./file0", 0777 [pid 4177] mkdir("./file0", 0777 [pid 4176] dup(4 [pid 4175] dup(4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4178] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4177] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4176] <... dup resumed>) = 5 [pid 4175] <... dup resumed>) = 5 [pid 3607] <... openat resumed>) = 3 [pid 4177] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4175] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4177] pipe2( [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4177] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] close(3 [pid 4177] dup(4 [pid 3607] <... close resumed>) = 0 [pid 4177] <... dup resumed>) = 5 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4178] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4177] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4176] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4178] pipe2( [pid 4174] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4179 [pid 4178] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 4179 attached [pid 4178] dup(4) = 5 [pid 4178] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4174] exit_group(0) = ? [pid 4179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4179] setpgid(0, 0) = 0 [pid 4174] +++ exited with 0 +++ [pid 4175] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4174, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4175] exit_group(0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4175] <... exit_group resumed>) = ? [pid 4179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4175] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4179] write(3, "1000", 4 [pid 4176] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4175, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... openat resumed>) = 3 [pid 4179] <... write resumed>) = 4 [pid 4177] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4176] exit_group(0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4179] close(3 [pid 4178] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4177] exit_group(0 [pid 4176] <... exit_group resumed>) = ? [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4179] <... close resumed>) = 0 [pid 4178] exit_group(0 [pid 4177] <... exit_group resumed>) = ? [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] close(3 [pid 4179] mkdir("./file0", 0777 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 4179] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4178] <... exit_group resumed>) = ? [pid 4177] +++ exited with 0 +++ [pid 4176] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4179] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4178] +++ exited with 0 +++ [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4176, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4177, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4179] pipe2( [pid 3611] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4180 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4179] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... close resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4179] dup(4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4179] <... dup resumed>) = 5 [pid 3609] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 4180 attached [pid 4179] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4181 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 4181 attached [pid 4180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 4181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4180] <... prctl resumed>) = 0 [pid 3609] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4181] <... prctl resumed>) = 0 [pid 4180] setpgid(0, 0 [pid 3609] <... close resumed>) = 0 [pid 3608] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4181] setpgid(0, 0 [pid 4180] <... setpgid resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3606] close(3 [pid 4181] <... setpgid resumed>) = 0 [pid 4180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 4181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4180] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4182 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4181] <... openat resumed>) = 3 [pid 4180] write(3, "1000", 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4183 [pid 4181] write(3, "1000", 4 [pid 4180] <... write resumed>) = 4 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4184 ./strace-static-x86_64: Process 4182 attached [pid 4181] <... write resumed>) = 4 [pid 4180] close(3 [pid 4182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4181] close(3 [pid 4180] <... close resumed>) = 0 [pid 4182] <... prctl resumed>) = 0 [pid 4181] <... close resumed>) = 0 [pid 4180] mkdir("./file0", 0777 [pid 4181] mkdir("./file0", 0777 [pid 4180] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4182] setpgid(0, 0) = 0 [pid 4181] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4180] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4181] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4180] pipe2( [pid 4179] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4183 attached [pid 4182] <... openat resumed>) = 3 [pid 4181] pipe2( [pid 4180] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4179] exit_group(0 [pid 4183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4182] write(3, "1000", 4 [pid 4181] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4180] dup(4 [pid 4179] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4184 attached [pid 4183] <... prctl resumed>) = 0 [pid 4182] <... write resumed>) = 4 [pid 4181] dup(4 [pid 4180] <... dup resumed>) = 5 [pid 4179] +++ exited with 0 +++ [pid 4184] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4183] setpgid(0, 0 [pid 4182] close(3 [pid 4181] <... dup resumed>) = 5 [pid 4180] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4184] <... prctl resumed>) = 0 [pid 4183] <... setpgid resumed>) = 0 [pid 4182] <... close resumed>) = 0 [pid 4181] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4184] setpgid(0, 0 [pid 4183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4182] mkdir("./file0", 0777 [pid 4184] <... setpgid resumed>) = 0 [pid 4183] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4183] write(3, "1000", 4 [pid 4182] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... openat resumed>) = 3 [pid 4184] <... openat resumed>) = 3 [pid 4183] <... write resumed>) = 4 [pid 4182] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4184] write(3, "1000", 4 [pid 4183] close(3 [pid 4182] pipe2( [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4184] <... write resumed>) = 4 [pid 4183] <... close resumed>) = 0 [pid 4182] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] close(3 [pid 4184] close(3 [pid 4183] mkdir("./file0", 0777 [pid 3607] <... close resumed>) = 0 [pid 4184] <... close resumed>) = 0 [pid 4183] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4184] mkdir("./file0", 0777 [pid 4183] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4184] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4183] pipe2( [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4185 [pid 4184] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4183] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4184] pipe2( [pid 4183] dup(4 [pid 4184] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4183] <... dup resumed>) = 5 [pid 4182] dup(4 [pid 4184] dup(4 [pid 4183] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4185 attached [pid 4184] <... dup resumed>) = 5 [pid 4182] <... dup resumed>) = 5 [pid 4181] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4180] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4184] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4182] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4181] exit_group(0 [pid 4180] exit_group(0 [pid 4185] <... prctl resumed>) = 0 [pid 4181] <... exit_group resumed>) = ? [pid 4180] <... exit_group resumed>) = ? [pid 4181] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4185] setpgid(0, 0 [pid 4180] +++ exited with 0 +++ [pid 3611] <... restart_syscall resumed>) = 0 [pid 4185] <... setpgid resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4180, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4185] write(3, "1000", 4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... openat resumed>) = 3 [pid 4185] <... write resumed>) = 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4185] close(3 [pid 3611] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4185] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] close(3 [pid 4185] mkdir("./file0", 0777 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 4185] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4183] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4185] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4184] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4183] exit_group(0 [pid 4182] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4186 ./strace-static-x86_64: Process 4186 attached [pid 4185] pipe2( [pid 4184] exit_group(0 [pid 4183] <... exit_group resumed>) = ? [pid 4182] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4187 [pid 4186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4185] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4184] <... exit_group resumed>) = ? [pid 4183] +++ exited with 0 +++ [pid 4182] <... exit_group resumed>) = ? [pid 4185] dup(4 [pid 4184] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4183, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4182] +++ exited with 0 +++ [pid 3608] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4187 attached [pid 4186] <... prctl resumed>) = 0 [pid 4185] <... dup resumed>) = 5 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4184, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4186] setpgid(0, 0 [pid 4185] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4182, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4187] <... prctl resumed>) = 0 [pid 4186] <... setpgid resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... restart_syscall resumed>) = 0 [pid 4187] setpgid(0, 0 [pid 3609] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4187] <... setpgid resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 4187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4187] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 3 [pid 4187] write(3, "1000", 4 [pid 3609] <... close resumed>) = 0 [pid 3608] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4187] <... write resumed>) = 4 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4187] close(3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] close(3 [pid 4187] <... close resumed>) = 0 [pid 4186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4188 [pid 3606] <... close resumed>) = 0 [pid 4187] mkdir("./file0", 0777 [pid 4186] <... openat resumed>) = 3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4189 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4187] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4186] write(3, "1000", 4 [pid 4185] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4187] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4186] <... write resumed>) = 4 [pid 4185] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4190 [pid 4187] pipe2( [pid 4186] close(3 [pid 4185] <... exit_group resumed>) = ? [pid 4187] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4186] <... close resumed>) = 0 [pid 4187] dup(4) = 5 [pid 4186] mkdir("./file0", 0777 [pid 4185] +++ exited with 0 +++ [pid 4187] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4186] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4186] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4186] pipe2(./strace-static-x86_64: Process 4188 attached [3, 4], 0) = 0 [pid 4186] dup(4 [pid 4188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4186] <... dup resumed>) = 5 ./strace-static-x86_64: Process 4190 attached ./strace-static-x86_64: Process 4189 attached [pid 4188] setpgid(0, 0 [pid 4186] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4190] <... prctl resumed>) = 0 [pid 4189] <... prctl resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4190] setpgid(0, 0 [pid 4189] setpgid(0, 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4190] <... setpgid resumed>) = 0 [pid 4189] <... setpgid resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] close(3 [pid 4190] <... openat resumed>) = 3 [pid 4189] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 4190] write(3, "1000", 4 [pid 4189] write(3, "1000", 4 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4190] <... write resumed>) = 4 [pid 4189] <... write resumed>) = 4 [pid 4188] <... setpgid resumed>) = 0 [pid 4190] close(3 [pid 4189] close(3 [pid 4188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4191 [pid 4190] <... close resumed>) = 0 [pid 4189] <... close resumed>) = 0 [pid 4188] <... openat resumed>) = 3 [pid 4190] mkdir("./file0", 0777 [pid 4189] mkdir("./file0", 0777 [pid 4190] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4189] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4188] write(3, "1000", 4 [pid 4187] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4190] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4189] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4188] <... write resumed>) = 4 [pid 4187] exit_group(0 [pid 4190] pipe2( [pid 4189] pipe2( [pid 4188] close(3 [pid 4187] <... exit_group resumed>) = ? [pid 4190] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4189] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4188] <... close resumed>) = 0 [pid 4190] dup(4 [pid 4189] dup(4 [pid 4188] mkdir("./file0", 0777 [pid 4186] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4190] <... dup resumed>) = 5 [pid 4189] <... dup resumed>) = 5 [pid 4188] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4186] exit_group(0./strace-static-x86_64: Process 4191 attached [pid 4190] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4189] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4188] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4187] +++ exited with 0 +++ [pid 4186] <... exit_group resumed>) = ? [pid 4191] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4190] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4188] pipe2( [pid 4186] +++ exited with 0 +++ [pid 4191] <... prctl resumed>) = 0 [pid 4190] exit_group(0 [pid 4188] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4186, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4187, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4191] setpgid(0, 0 [pid 4190] <... exit_group resumed>) = ? [pid 4188] dup(4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4191] <... setpgid resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 4191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4190] +++ exited with 0 +++ [pid 4188] <... dup resumed>) = 5 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4191] <... openat resumed>) = 3 [pid 4188] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4190, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4191] write(3, "1000", 4 [pid 3610] close(3 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4191] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... close resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4191] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4191] <... close resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4191] mkdir("./file0", 0777 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4192 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4191] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] close(3 [pid 3606] <... openat resumed>) = 3 [pid 4191] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4191] pipe2( [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4191] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] close(3 [pid 4191] dup(4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4193 [pid 3606] <... close resumed>) = 0 [pid 4191] <... dup resumed>) = 5 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4191] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4194 [pid 4189] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4189] exit_group(0) = ? [pid 4189] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4189, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4194 attached ) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] close(3 [pid 4194] <... prctl resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 4194] setpgid(0, 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4195 attached ./strace-static-x86_64: Process 4193 attached ./strace-static-x86_64: Process 4192 attached [pid 4194] <... setpgid resumed>) = 0 [pid 4191] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4188] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4193] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4191] exit_group(0 [pid 4188] exit_group(0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4195 [pid 4195] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4194] <... openat resumed>) = 3 [pid 4193] <... prctl resumed>) = 0 [pid 4192] <... prctl resumed>) = 0 [pid 4191] <... exit_group resumed>) = ? [pid 4188] <... exit_group resumed>) = ? [pid 4195] <... prctl resumed>) = 0 [pid 4194] write(3, "1000", 4 [pid 4193] setpgid(0, 0 [pid 4192] setpgid(0, 0 [pid 4191] +++ exited with 0 +++ [pid 4195] setpgid(0, 0 [pid 4194] <... write resumed>) = 4 [pid 4193] <... setpgid resumed>) = 0 [pid 4192] <... setpgid resumed>) = 0 [pid 4188] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4195] <... setpgid resumed>) = 0 [pid 4194] close(3 [pid 4193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4188, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4195] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4194] <... close resumed>) = 0 [pid 4193] <... openat resumed>) = 3 [pid 4192] <... openat resumed>) = 3 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4195] <... openat resumed>) = 3 [pid 4194] mkdir("./file0", 0777 [pid 4193] write(3, "1000", 4 [pid 4192] write(3, "1000", 4 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4195] write(3, "1000", 4 [pid 4194] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4193] <... write resumed>) = 4 [pid 4192] <... write resumed>) = 4 [pid 4195] <... write resumed>) = 4 [pid 4194] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4193] close(3 [pid 4192] close(3 [pid 4195] close(3 [pid 4194] pipe2( [pid 4193] <... close resumed>) = 0 [pid 4192] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4194] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4194] dup(4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 4194] <... dup resumed>) = 5 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4194] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4195] <... close resumed>) = 0 [pid 4193] mkdir("./file0", 0777 [pid 4192] mkdir("./file0", 0777 [pid 3609] <... close resumed>) = 0 [pid 3607] close(3 [pid 4195] mkdir("./file0", 0777 [pid 4193] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4192] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 4195] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4193] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4192] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4196 attached [pid 4195] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4193] pipe2( [pid 4192] pipe2( [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4196 [pid 4196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4195] pipe2( [pid 4194] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4193] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4192] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4197 [pid 4196] <... prctl resumed>) = 0 [pid 4195] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4194] exit_group(0 [pid 4193] dup(4 [pid 4192] dup(4 [pid 4196] setpgid(0, 0 [pid 4195] dup(4 [pid 4194] <... exit_group resumed>) = ? [pid 4193] <... dup resumed>) = 5 [pid 4192] <... dup resumed>) = 5 [pid 4196] <... setpgid resumed>) = 0 [pid 4195] <... dup resumed>) = 5 [pid 4194] +++ exited with 0 +++ [pid 4193] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4192] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4195] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 4197 attached [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4197] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... openat resumed>) = 3 [pid 4197] <... prctl resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4197] setpgid(0, 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4197] <... setpgid resumed>) = 0 [pid 3606] close(3 [pid 4197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... close resumed>) = 0 [pid 4197] <... openat resumed>) = 3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4197] write(3, "1000", 4) = 4 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4198 [pid 4197] close(3) = 0 [pid 4197] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4197] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4197] pipe2([3, 4], 0) = 0 [pid 4197] dup(4) = 5 [pid 4197] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4198 attached [pid 4198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4198] setpgid(0, 0) = 0 [pid 4196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4196] <... openat resumed>) = 3 [pid 4198] <... openat resumed>) = 3 [pid 4196] write(3, "1000", 4 [pid 4198] write(3, "1000", 4) = 4 [pid 4198] close(3) = 0 [pid 4198] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4198] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4198] pipe2([3, 4], 0) = 0 [pid 4196] <... write resumed>) = 4 [pid 4198] dup(4) = 5 [pid 4198] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4196] close(3) = 0 [pid 4196] mkdir("./file0", 0777 [pid 4195] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4193] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4192] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4196] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4195] exit_group(0 [pid 4192] exit_group(0 [pid 4193] exit_group(0 [pid 4197] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4196] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4195] <... exit_group resumed>) = ? [pid 4193] <... exit_group resumed>) = ? [pid 4192] <... exit_group resumed>) = ? [pid 4198] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4197] exit_group(0) = ? [pid 4196] pipe2( [pid 4195] +++ exited with 0 +++ [pid 4193] +++ exited with 0 +++ [pid 4192] +++ exited with 0 +++ [pid 4198] exit_group(0 [pid 4197] +++ exited with 0 +++ [pid 4196] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4193, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4192, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4195, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4198] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4197, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4196] dup(4) = 5 [pid 4198] +++ exited with 0 +++ [pid 4196] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4198, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... restart_syscall resumed>) = 0 [pid 3611] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3611] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4199 [pid 3610] close(3 [pid 3608] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] close(3 [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 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 3606] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4200 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4201 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4202 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4203 ./strace-static-x86_64: Process 4200 attached [pid 4200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4200] setpgid(0, 0./strace-static-x86_64: Process 4202 attached ) = 0 [pid 4200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4202] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4200] <... openat resumed>) = 3 [pid 4202] <... prctl resumed>) = 0 [pid 4202] setpgid(0, 0) = 0 [pid 4202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4200] write(3, "1000", 4) = 4 [pid 4200] close(3) = 0 ./strace-static-x86_64: Process 4199 attached [pid 4202] <... openat resumed>) = 3 [pid 4200] mkdir("./file0", 0777 [pid 4202] write(3, "1000", 4 [pid 4200] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4199] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4202] <... write resumed>) = 4 [pid 4200] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4199] <... prctl resumed>) = 0 [pid 4202] close(3 [pid 4200] pipe2( [pid 4199] setpgid(0, 0 [pid 4202] <... close resumed>) = 0 [pid 4200] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4199] <... setpgid resumed>) = 0 [pid 4202] mkdir("./file0", 0777 [pid 4200] dup(4 [pid 4199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4202] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4200] <... dup resumed>) = 5 [pid 4199] <... openat resumed>) = 3 [pid 4202] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4200] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4199] write(3, "1000", 4 [pid 4202] pipe2( [pid 4199] <... write resumed>) = 4 [pid 4202] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4199] close(3 [pid 4202] dup(4 [pid 4199] <... close resumed>) = 0 [pid 4202] <... dup resumed>) = 5 [pid 4199] mkdir("./file0", 0777 [pid 4202] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4199] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4199] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4199] pipe2([3, 4], 0) = 0 [pid 4199] dup(4) = 5 [pid 4199] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4201 attached [pid 4201] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4201] setpgid(0, 0) = 0 [pid 4201] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4203 attached [pid 4196] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4203] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4196] exit_group(0 [pid 4203] <... prctl resumed>) = 0 [pid 4196] <... exit_group resumed>) = ? [pid 4203] setpgid(0, 0 [pid 4196] +++ exited with 0 +++ [pid 4203] <... setpgid resumed>) = 0 [pid 4203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4196, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4203] <... openat resumed>) = 3 [pid 4200] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4203] write(3, "1000", 4) = 4 [pid 4203] close(3) = 0 [pid 4203] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4203] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4203] pipe2([3, 4], 0) = 0 [pid 4203] dup(4) = 5 [pid 4203] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4200] exit_group(0 [pid 4201] <... openat resumed>) = 3 [pid 4200] <... exit_group resumed>) = ? [pid 4200] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 4204 [pid 4201] write(3, "1000", 4) = 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR./strace-static-x86_64: Process 4204 attached [pid 4201] close(3 [pid 4202] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 4202] exit_group(0 [pid 4201] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4202] <... exit_group resumed>) = ? [pid 4201] mkdir("./file0", 0777 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4202] +++ exited with 0 +++ [pid 4201] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] close(3 [pid 4201] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... close resumed>) = 0 [pid 4201] pipe2( [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4202, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4201] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4201] dup(4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4205 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4201] <... dup resumed>) = 5 [pid 4201] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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=0x555556691690) = 4206 ./strace-static-x86_64: Process 4206 attached [pid 4206] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4205 attached [pid 4204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4199] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4199] exit_group(0 [pid 4206] <... prctl resumed>) = 0 [pid 4206] setpgid(0, 0 [pid 4205] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4206] <... setpgid resumed>) = 0 [pid 4206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4205] <... prctl resumed>) = 0 [pid 4204] setpgid(0, 0 [pid 4203] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4199] <... exit_group resumed>) = ? [pid 4206] <... openat resumed>) = 3 [pid 4205] setpgid(0, 0 [pid 4204] <... setpgid resumed>) = 0 [pid 4203] exit_group(0 [pid 4199] +++ exited with 0 +++ [pid 4206] write(3, "1000", 4 [pid 4205] <... setpgid resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4199, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4206] <... write resumed>) = 4 [pid 4205] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4206] close(3 [pid 4205] <... openat resumed>) = 3 [pid 4206] <... close resumed>) = 0 [pid 4205] write(3, "1000", 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4206] mkdir("./file0", 0777 [pid 4205] <... write resumed>) = 4 [pid 3611] <... openat resumed>) = 3 [pid 4206] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4205] close(3 [pid 4204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4203] <... exit_group resumed>) = ? [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4206] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4205] <... close resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4206] pipe2( [pid 4205] mkdir("./file0", 0777 [pid 3611] close(3 [pid 4206] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4205] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4203] +++ exited with 0 +++ [pid 3611] <... close resumed>) = 0 [pid 4206] dup(4 [pid 4205] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4204] <... openat resumed>) = 3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4206] <... dup resumed>) = 5 [pid 4205] pipe2( [pid 4204] write(3, "1000", 4 [pid 4206] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4205] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4204] <... write resumed>) = 4 [pid 4204] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4207 [pid 4205] dup(4 [pid 4204] <... close resumed>) = 0 [pid 4205] <... dup resumed>) = 5 [pid 4204] mkdir("./file0", 0777 [pid 4205] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4204] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4204] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4204] pipe2([3, 4], 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 4207 attached [pid 4204] dup(4 [pid 3606] <... openat resumed>) = 3 [pid 4207] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4204] <... dup resumed>) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4207] <... prctl resumed>) = 0 [pid 4204] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4207] setpgid(0, 0 [pid 4201] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4207] <... setpgid resumed>) = 0 [pid 4204] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4201] exit_group(0 [pid 3606] close(3 [pid 4207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4206] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4204] exit_group(0 [pid 4207] <... openat resumed>) = 3 [pid 4204] <... exit_group resumed>) = ? [pid 4207] write(3, "1000", 4 [pid 4206] exit_group(0 [pid 4205] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4204] +++ exited with 0 +++ [pid 4201] <... exit_group resumed>) = ? [pid 3606] <... close resumed>) = 0 [pid 4206] <... exit_group resumed>) = ? [pid 4205] exit_group(0 [pid 4207] <... write resumed>) = 4 [pid 4207] close(3) = 0 [pid 4207] mkdir("./file0", 0777 [pid 4201] +++ exited with 0 +++ [pid 4207] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4204, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4207] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4207] pipe2([3, 4], 0) = 0 [pid 4207] dup(4 [pid 4206] +++ exited with 0 +++ [pid 4207] <... dup resumed>) = 5 [pid 4207] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4208 attached [pid 4205] <... exit_group resumed>) = ? [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4201, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4206, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4205] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4208 [pid 3608] <... openat resumed>) = 3 [pid 4208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4205, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4208] <... prctl resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3608] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4208] setpgid(0, 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3 [pid 3607] close(3 [pid 4208] <... setpgid resumed>) = 0 [pid 4207] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... close resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4209 [pid 3607] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4207] exit_group(0) = ? [pid 4208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4207] +++ exited with 0 +++ [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4211 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4210 [pid 4208] <... openat resumed>) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4207, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4212 [pid 4208] write(3, "1000", 4) = 4 [pid 4208] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4208] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3611] <... openat resumed>) = 3 [pid 4208] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4209 attached [pid 4208] pipe2( [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4210 attached [pid 4208] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] close(3 [pid 4208] dup(4) = 5 [pid 3611] <... close resumed>) = 0 [pid 4208] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4212 attached [pid 4210] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4212] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4210] <... prctl resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4213 [pid 4212] <... prctl resumed>) = 0 [pid 4212] setpgid(0, 0 [pid 4210] setpgid(0, 0 [pid 4212] <... setpgid resumed>) = 0 [pid 4210] <... setpgid resumed>) = 0 [pid 4212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4212] <... openat resumed>) = 3 [pid 4210] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4213 attached [pid 4212] write(3, "1000", 4 [pid 4210] write(3, "1000", 4 [pid 4213] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4212] <... write resumed>) = 4 [pid 4210] <... write resumed>) = 4 [pid 4213] <... prctl resumed>) = 0 [pid 4212] close(3 [pid 4210] close(3 [pid 4213] setpgid(0, 0 [pid 4212] <... close resumed>) = 0 [pid 4210] <... close resumed>) = 0 [pid 4213] <... setpgid resumed>) = 0 [pid 4212] mkdir("./file0", 0777 [pid 4210] mkdir("./file0", 0777 [pid 4213] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4212] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4210] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4213] <... openat resumed>) = 3 [pid 4212] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4210] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4213] write(3, "1000", 4 [pid 4212] pipe2( [pid 4210] pipe2( [pid 4213] <... write resumed>) = 4 [pid 4212] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4210] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4213] close(3 [pid 4212] dup(4 [pid 4210] dup(4 [pid 4213] <... close resumed>) = 0 [pid 4212] <... dup resumed>) = 5 [pid 4210] <... dup resumed>) = 5 [pid 4213] mkdir("./file0", 0777 [pid 4212] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4210] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4213] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4211 attached [pid 4213] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4213] pipe2([3, 4], 0) = 0 [pid 4213] dup(4 [pid 4211] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4209] setpgid(0, 0 [pid 4213] <... dup resumed>) = 5 [pid 4211] <... prctl resumed>) = 0 [pid 4209] <... setpgid resumed>) = 0 [pid 4213] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4211] setpgid(0, 0) = 0 [pid 4209] <... openat resumed>) = 3 [pid 4209] write(3, "1000", 4) = 4 [pid 4211] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4209] close(3) = 0 [pid 4209] mkdir("./file0", 0777 [pid 4211] <... openat resumed>) = 3 [pid 4209] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4211] write(3, "1000", 4 [pid 4209] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4211] <... write resumed>) = 4 [pid 4211] close(3 [pid 4209] pipe2( [pid 4211] <... close resumed>) = 0 [pid 4209] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4211] mkdir("./file0", 0777 [pid 4209] dup(4) = 5 [pid 4209] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4211] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4211] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4211] pipe2([3, 4], 0) = 0 [pid 4211] dup(4 [pid 4208] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4211] <... dup resumed>) = 5 [pid 4208] exit_group(0 [pid 4211] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4208] <... exit_group resumed>) = ? [pid 4208] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4208, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4214 ./strace-static-x86_64: Process 4214 attached [pid 4214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4214] setpgid(0, 0) = 0 [pid 4214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4214] write(3, "1000", 4) = 4 [pid 4214] close(3) = 0 [pid 4214] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4214] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4214] pipe2([3, 4], 0) = 0 [pid 4214] dup(4) = 5 [pid 4214] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4212] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4212] exit_group(0) = ? [pid 4212] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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 4215 attached , child_tidptr=0x555556691690) = 4215 [pid 4215] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4210] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4215] <... prctl resumed>) = 0 [pid 4213] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4211] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4210] exit_group(0 [pid 4209] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4215] setpgid(0, 0 [pid 4214] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4213] exit_group(0 [pid 4211] exit_group(0 [pid 4210] <... exit_group resumed>) = ? [pid 4209] exit_group(0 [pid 4215] <... setpgid resumed>) = 0 [pid 4214] exit_group(0 [pid 4213] <... exit_group resumed>) = ? [pid 4211] <... exit_group resumed>) = ? [pid 4210] +++ exited with 0 +++ [pid 4209] <... exit_group resumed>) = ? [pid 4215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4214] <... exit_group resumed>) = ? [pid 4213] +++ exited with 0 +++ [pid 4211] +++ exited with 0 +++ [pid 4209] +++ exited with 0 +++ [pid 4215] <... openat resumed>) = 3 [pid 4215] write(3, "1000", 4 [pid 4214] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4210, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4214, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4209, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4211, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4213, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... restart_syscall resumed>) = 0 [pid 4215] <... write resumed>) = 4 [pid 3609] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4215] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 4215] <... close resumed>) = 0 [pid 4215] mkdir("./file0", 0777 [pid 3609] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4215] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4215] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4215] pipe2( [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4215] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 4215] dup(4) = 5 [pid 3608] close(3 [pid 3606] <... close resumed>) = 0 [pid 4215] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4216 ./strace-static-x86_64: Process 4216 attached [pid 3611] <... close resumed>) = 0 [pid 3610] close(3 [pid 3608] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4217 attached [pid 4216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4219 attached ./strace-static-x86_64: Process 4218 attached [pid 4216] <... prctl resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4217 ./strace-static-x86_64: Process 4220 attached [pid 4219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4218] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4217] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4216] setpgid(0, 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4218 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4219 [pid 4218] <... prctl resumed>) = 0 [pid 4217] <... prctl resumed>) = 0 [pid 4216] <... setpgid resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4220 [pid 4216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4218] setpgid(0, 0 [pid 4217] setpgid(0, 0 [pid 4216] <... openat resumed>) = 3 [pid 4218] <... setpgid resumed>) = 0 [pid 4217] <... setpgid resumed>) = 0 [pid 4216] write(3, "1000", 4 [pid 4217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4216] <... write resumed>) = 4 [pid 4216] close(3 [pid 4218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4217] <... openat resumed>) = 3 [pid 4216] <... close resumed>) = 0 [pid 4215] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4220] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4219] <... prctl resumed>) = 0 [pid 4218] <... openat resumed>) = 3 [pid 4217] write(3, "1000", 4 [pid 4216] mkdir("./file0", 0777 [pid 4215] exit_group(0 [pid 4220] <... prctl resumed>) = 0 [pid 4219] setpgid(0, 0 [pid 4218] write(3, "1000", 4 [pid 4217] <... write resumed>) = 4 [pid 4216] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4215] <... exit_group resumed>) = ? [pid 4220] setpgid(0, 0 [pid 4219] <... setpgid resumed>) = 0 [pid 4218] <... write resumed>) = 4 [pid 4217] close(3 [pid 4216] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4218] close(3 [pid 4217] <... close resumed>) = 0 [pid 4216] pipe2( [pid 4215] +++ exited with 0 +++ [pid 4218] <... close resumed>) = 0 [pid 4217] mkdir("./file0", 0777 [pid 4216] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4220] <... setpgid resumed>) = 0 [pid 4219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4218] mkdir("./file0", 0777 [pid 4217] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4216] dup(4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4218] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4217] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4216] <... dup resumed>) = 5 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4219] <... openat resumed>) = 3 [pid 4218] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4217] pipe2( [pid 4216] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... restart_syscall resumed>) = 0 [pid 4220] <... openat resumed>) = 3 [pid 4219] write(3, "1000", 4 [pid 4218] pipe2( [pid 4217] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4220] write(3, "1000", 4 [pid 4219] <... write resumed>) = 4 [pid 4218] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4217] dup(4 [pid 4219] close(3 [pid 4218] dup(4 [pid 4217] <... dup resumed>) = 5 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4219] <... close resumed>) = 0 [pid 4218] <... dup resumed>) = 5 [pid 4217] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... openat resumed>) = 3 [pid 4218] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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 4221 attached [pid 4220] <... write resumed>) = 4 [pid 4219] mkdir("./file0", 0777 [pid 4220] close(3 [pid 4219] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4221 [pid 4219] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4220] <... close resumed>) = 0 [pid 4219] pipe2([3, 4], 0) = 0 [pid 4219] dup(4) = 5 [pid 4219] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4220] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4221] <... prctl resumed>) = 0 [pid 4220] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4221] setpgid(0, 0 [pid 4220] pipe2( [pid 4221] <... setpgid resumed>) = 0 [pid 4220] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4220] dup(4) = 5 [pid 4221] <... openat resumed>) = 3 [pid 4220] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4221] write(3, "1000", 4 [pid 4216] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4216] exit_group(0) = ? [pid 4216] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4216, 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/loop3", 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=0x555556691690) = 4222 [pid 4217] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4217] exit_group(0) = ? ./strace-static-x86_64: Process 4222 attached [pid 4218] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4217] +++ exited with 0 +++ [pid 4218] exit_group(0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4217, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4218] <... exit_group resumed>) = ? [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 4218] +++ exited with 0 +++ [pid 3606] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4219] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4223 [pid 4222] setpgid(0, 0 [pid 4219] exit_group(0./strace-static-x86_64: Process 4223 attached [pid 4222] <... setpgid resumed>) = 0 [pid 4221] <... write resumed>) = 4 [pid 4219] <... exit_group resumed>) = ? [pid 4222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4222] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 4222] write(3, "1000", 4 [pid 4219] +++ exited with 0 +++ [pid 4221] close(3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4222] <... write resumed>) = 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4221] <... close resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4219, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4222] close(3 [pid 3611] close(3 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4221] mkdir("./file0", 0777 [pid 4223] <... prctl resumed>) = 0 [pid 4222] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4223] setpgid(0, 0 [pid 4222] mkdir("./file0", 0777 [pid 4221] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4224 attached [pid 4223] <... setpgid resumed>) = 0 [pid 4222] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4221] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4222] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4221] pipe2( [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4224 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4222] pipe2( [pid 4221] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... openat resumed>) = 3 [pid 4222] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4222] dup(4 [pid 4221] dup(4 [pid 4220] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4223] <... openat resumed>) = 3 [pid 4222] <... dup resumed>) = 5 [pid 4221] <... dup resumed>) = 5 [pid 4220] exit_group(0 [pid 3608] close(3 [pid 4223] write(3, "1000", 4 [pid 4222] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4221] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... close resumed>) = 0 [pid 4224] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4223] <... write resumed>) = 4 [pid 4222] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4220] <... exit_group resumed>) = ? [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4222] exit_group(0 [pid 4223] close(3 [pid 4222] <... exit_group resumed>) = ? [pid 4220] +++ exited with 0 +++ [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4225 [pid 4223] <... close resumed>) = 0 [pid 4222] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4220, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4222, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4223] mkdir("./file0", 0777 [pid 3609] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4225 attached [pid 4223] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4225] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4223] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... restart_syscall resumed>) = 0 [pid 4223] pipe2( [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4223] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4223] dup(4 [pid 4221] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 4224] <... prctl resumed>) = 0 [pid 4223] <... dup resumed>) = 5 [pid 4221] exit_group(0 [pid 3610] close(3 [pid 3609] <... close resumed>) = 0 [pid 4224] setpgid(0, 0 [pid 4223] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4221] <... exit_group resumed>) = ? [pid 3610] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4226 [pid 4225] setpgid(0, 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4227 [pid 4225] <... setpgid resumed>) = 0 [pid 4224] <... setpgid resumed>) = 0 [pid 4221] +++ exited with 0 +++ [pid 4225] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4221, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4225] <... openat resumed>) = 3 [pid 4225] write(3, "1000", 4 [pid 4224] <... openat resumed>) = 3 [pid 4225] <... write resumed>) = 4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4225] close(3 [pid 4224] write(3, "1000", 4 [pid 3607] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4226 attached [pid 4225] <... close resumed>) = 0 [pid 4224] <... write resumed>) = 4 [pid 4223] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4226] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4225] mkdir("./file0", 0777 [pid 4224] close(3 [pid 4223] exit_group(0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4225] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] close(3./strace-static-x86_64: Process 4227 attached [pid 4225] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4224] <... close resumed>) = 0 [pid 4223] <... exit_group resumed>) = ? [pid 3607] <... close resumed>) = 0 [pid 4227] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4225] pipe2( [pid 4224] mkdir("./file0", 0777 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4228 attached [pid 4227] <... prctl resumed>) = 0 [pid 4226] <... prctl resumed>) = 0 [pid 4225] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4224] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4223] +++ exited with 0 +++ [pid 4228] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4227] setpgid(0, 0 [pid 4226] setpgid(0, 0 [pid 4225] dup(4 [pid 4224] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4228 [pid 4227] <... setpgid resumed>) = 0 [pid 4225] <... dup resumed>) = 5 [pid 4224] pipe2( [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4223, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4228] <... prctl resumed>) = 0 [pid 4227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4226] <... setpgid resumed>) = 0 [pid 4225] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4224] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4228] setpgid(0, 0 [pid 4227] <... openat resumed>) = 3 [pid 4226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4224] dup(4 [pid 3606] <... openat resumed>) = 3 [pid 4227] write(3, "1000", 4 [pid 4224] <... dup resumed>) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4227] <... write resumed>) = 4 [pid 4226] <... openat resumed>) = 3 [pid 4224] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4227] close(3 [pid 3606] close(3 [pid 4227] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4227] mkdir("./file0", 0777 [pid 4226] write(3, "1000", 4 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4229 attached [pid 4228] <... setpgid resumed>) = 0 [pid 4227] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4226] <... write resumed>) = 4 [pid 4227] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4226] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4229 [pid 4227] pipe2( [pid 4226] <... close resumed>) = 0 [pid 4229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4227] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4226] mkdir("./file0", 0777 [pid 4227] dup(4 [pid 4226] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4229] <... prctl resumed>) = 0 [pid 4228] <... openat resumed>) = 3 [pid 4227] <... dup resumed>) = 5 [pid 4226] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4228] write(3, "1000", 4 [pid 4227] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4226] pipe2( [pid 4229] setpgid(0, 0 [pid 4228] <... write resumed>) = 4 [pid 4226] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4228] close(3 [pid 4226] dup(4 [pid 4228] <... close resumed>) = 0 [pid 4226] <... dup resumed>) = 5 [pid 4229] <... setpgid resumed>) = 0 [pid 4228] mkdir("./file0", 0777 [pid 4226] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4228] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4228] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4228] pipe2( [pid 4229] <... openat resumed>) = 3 [pid 4228] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4229] write(3, "1000", 4 [pid 4228] dup(4) = 5 [pid 4228] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4229] <... write resumed>) = 4 [pid 4229] close(3) = 0 [pid 4229] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4229] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4225] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4229] pipe2( [pid 4227] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4225] exit_group(0 [pid 4227] exit_group(0 [pid 4225] <... exit_group resumed>) = ? [pid 4229] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4227] <... exit_group resumed>) = ? [pid 4225] +++ exited with 0 +++ [pid 4229] dup(4 [pid 4227] +++ exited with 0 +++ [pid 4229] <... dup resumed>) = 5 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4225, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4230 [pid 4229] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4231 [pid 4224] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4224] exit_group(0) = ? ./strace-static-x86_64: Process 4231 attached [pid 4231] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4224] +++ exited with 0 +++ [pid 4226] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4224, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4231] <... prctl resumed>) = 0 [pid 4226] exit_group(0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4226] <... exit_group resumed>) = ? [pid 3611] <... restart_syscall resumed>) = 0 [pid 4231] setpgid(0, 0 [pid 4226] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4231] <... setpgid resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 4231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... restart_syscall resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4228] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4232 [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4228] exit_group(0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4228] <... exit_group resumed>) = ? [pid 3609] close(3) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4228] +++ exited with 0 +++ [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4233 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4228, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", 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 4230 attached , child_tidptr=0x555556691690) = 4234 [pid 4230] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4232 attached ) = 0 [pid 4230] setpgid(0, 0 [pid 4231] <... openat resumed>) = 3 [pid 4230] <... setpgid resumed>) = 0 [pid 4231] write(3, "1000", 4 [pid 4230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4230] write(3, "1000", 4 [pid 4231] <... write resumed>) = 4 [pid 4230] <... write resumed>) = 4 [pid 4229] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4234 attached [pid 4232] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4231] close(3 [pid 4230] close(3 [pid 4229] exit_group(0 [pid 4231] <... close resumed>) = 0 [pid 4230] <... close resumed>) = 0 [pid 4229] <... exit_group resumed>) = ? [pid 4231] mkdir("./file0", 0777 [pid 4230] mkdir("./file0", 0777./strace-static-x86_64: Process 4233 attached [pid 4234] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4232] <... prctl resumed>) = 0 [pid 4231] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4230] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4229] +++ exited with 0 +++ [pid 4234] <... prctl resumed>) = 0 [pid 4232] setpgid(0, 0 [pid 4231] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4230] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4229, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4234] setpgid(0, 0 [pid 4233] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4232] <... setpgid resumed>) = 0 [pid 4231] pipe2( [pid 4230] pipe2( [pid 4234] <... setpgid resumed>) = 0 [pid 4233] <... prctl resumed>) = 0 [pid 4232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4231] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4230] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4231] dup(4 [pid 4230] dup(4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4234] <... openat resumed>) = 3 [pid 4233] setpgid(0, 0 [pid 4232] <... openat resumed>) = 3 [pid 4231] <... dup resumed>) = 5 [pid 4230] <... dup resumed>) = 5 [pid 3606] <... openat resumed>) = 3 [pid 4234] write(3, "1000", 4 [pid 4233] <... setpgid resumed>) = 0 [pid 4232] write(3, "1000", 4 [pid 4231] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4230] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4234] <... write resumed>) = 4 [pid 4233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4232] <... write resumed>) = 4 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4234] close(3 [pid 4233] <... openat resumed>) = 3 [pid 4232] close(3 [pid 3606] close(3 [pid 4234] <... close resumed>) = 0 [pid 4233] write(3, "1000", 4 [pid 4232] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4234] mkdir("./file0", 0777 [pid 4233] <... write resumed>) = 4 [pid 4232] mkdir("./file0", 0777 [pid 4234] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4233] close(3 [pid 4232] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4234] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4233] <... close resumed>) = 0 [pid 4232] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4234] pipe2( [pid 4233] mkdir("./file0", 0777 [pid 4232] pipe2( [pid 4234] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4233] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4232] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4234] dup(4 [pid 4233] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4232] dup(4 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4235 [pid 4234] <... dup resumed>) = 5 [pid 4233] pipe2( [pid 4232] <... dup resumed>) = 5 [pid 4234] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4233] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4232] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4235 attached [pid 4233] dup(4 [pid 4231] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4230] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4233] <... dup resumed>) = 5 [pid 4235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4233] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4231] exit_group(0 [pid 4235] <... prctl resumed>) = 0 [pid 4231] <... exit_group resumed>) = ? [pid 4230] exit_group(0 [pid 4235] setpgid(0, 0 [pid 4231] +++ exited with 0 +++ [pid 4230] <... exit_group resumed>) = ? [pid 4235] <... setpgid resumed>) = 0 [pid 4230] +++ exited with 0 +++ [pid 4235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4231, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4235] <... openat resumed>) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4235] write(3, "1000", 4 [pid 3608] <... openat resumed>) = 3 [pid 4235] <... write resumed>) = 4 [pid 4235] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4235] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4235] mkdir("./file0", 0777 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... openat resumed>) = 3 [pid 4235] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] close(3 [pid 4235] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... close resumed>) = 0 [pid 4235] pipe2( [pid 3610] close(3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4235] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... close resumed>) = 0 [pid 4235] dup(4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4235] <... dup resumed>) = 5 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4236 ./strace-static-x86_64: Process 4236 attached [pid 4235] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4236] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4237 [pid 4236] <... prctl resumed>) = 0 [pid 4236] setpgid(0, 0) = 0 [pid 4236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4236] write(3, "1000", 4) = 4 [pid 4236] close(3) = 0 [pid 4236] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4236] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4236] pipe2([3, 4], 0) = 0 [pid 4236] dup(4) = 5 ./strace-static-x86_64: Process 4237 attached [pid 4236] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4237] setpgid(0, 0) = 0 [pid 4237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4237] write(3, "1000", 4) = 4 [pid 4234] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4234] exit_group(0) = ? [pid 4237] close(3 [pid 4234] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4234, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4237] <... close resumed>) = 0 [pid 4233] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4237] mkdir("./file0", 0777 [pid 4233] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4237] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4233] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 4237] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 4237] pipe2( [pid 4233] +++ exited with 0 +++ [pid 3607] <... close resumed>) = 0 [pid 4237] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4233, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4238 attached [pid 4237] dup(4 [pid 4238] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4237] <... dup resumed>) = 5 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4238 [pid 4238] <... prctl resumed>) = 0 [pid 4237] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4238] setpgid(0, 0) = 0 [pid 4238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4238] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 4238] write(3, "1000", 4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4238] <... write resumed>) = 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4238] close(3 [pid 3609] close(3 [pid 4238] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 4238] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4239 attached [pid 4238] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4238] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4235] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4232] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4239] <... prctl resumed>) = 0 [pid 4238] pipe2( [pid 4239] setpgid(0, 0 [pid 4238] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4232] exit_group(0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4239 [pid 4239] <... setpgid resumed>) = 0 [pid 4238] dup(4 [pid 4235] exit_group(0 [pid 4232] <... exit_group resumed>) = ? [pid 4239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4238] <... dup resumed>) = 5 [pid 4235] <... exit_group resumed>) = ? [pid 4239] <... openat resumed>) = 3 [pid 4238] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4232] +++ exited with 0 +++ [pid 4239] write(3, "1000", 4 [pid 4235] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4232, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4239] <... write resumed>) = 4 [pid 4239] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4239] mkdir("./file0", 0777 [pid 4236] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... openat resumed>) = 3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4235, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4239] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4236] exit_group(0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4239] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4236] <... exit_group resumed>) = ? [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4239] pipe2( [pid 4236] +++ exited with 0 +++ [pid 3611] close(3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4236, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3606] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4240 [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4239] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... close resumed>) = 0 [pid 4239] dup(4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4241 [pid 4239] <... dup resumed>) = 5 [pid 4239] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4242 ./strace-static-x86_64: Process 4240 attached [pid 4240] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4241 attached [pid 4241] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4242 attached ) = 0 [pid 4240] <... prctl resumed>) = 0 [pid 4241] setpgid(0, 0 [pid 4240] setpgid(0, 0 [pid 4242] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4241] <... setpgid resumed>) = 0 [pid 4242] <... prctl resumed>) = 0 [pid 4241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4240] <... setpgid resumed>) = 0 [pid 4242] setpgid(0, 0 [pid 4241] <... openat resumed>) = 3 [pid 4240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4242] <... setpgid resumed>) = 0 [pid 4241] write(3, "1000", 4 [pid 4240] <... openat resumed>) = 3 [pid 4242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4241] <... write resumed>) = 4 [pid 4240] write(3, "1000", 4 [pid 4242] <... openat resumed>) = 3 [pid 4241] close(3 [pid 4240] <... write resumed>) = 4 [pid 4242] write(3, "1000", 4 [pid 4241] <... close resumed>) = 0 [pid 4240] close(3 [pid 4242] <... write resumed>) = 4 [pid 4241] mkdir("./file0", 0777 [pid 4240] <... close resumed>) = 0 [pid 4242] close(3 [pid 4241] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4240] mkdir("./file0", 0777 [pid 4242] <... close resumed>) = 0 [pid 4241] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4240] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4242] mkdir("./file0", 0777 [pid 4241] pipe2( [pid 4240] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4242] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4241] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4240] pipe2( [pid 4242] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4241] dup(4 [pid 4240] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4242] pipe2( [pid 4241] <... dup resumed>) = 5 [pid 4240] dup(4 [pid 4242] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4241] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4240] <... dup resumed>) = 5 [pid 4242] dup(4 [pid 4240] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4242] <... dup resumed>) = 5 [pid 4242] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4238] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4237] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4238] exit_group(0) = ? [pid 4237] exit_group(0 [pid 4238] +++ exited with 0 +++ [pid 4237] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4238, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4237] +++ exited with 0 +++ [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4237, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] <... restart_syscall resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4243 attached [pid 3610] <... openat resumed>) = 3 [pid 4243] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4243 [pid 4243] <... prctl resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4243] setpgid(0, 0 [pid 3610] close(3 [pid 4243] <... setpgid resumed>) = 0 [pid 4240] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... close resumed>) = 0 [pid 4243] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4240] exit_group(0 [pid 4239] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4240] <... exit_group resumed>) = ? [pid 4239] exit_group(0 [pid 4240] +++ exited with 0 +++ [pid 4239] <... exit_group resumed>) = ? [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4244 [pid 4243] <... openat resumed>) = 3 [pid 4241] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4239] +++ exited with 0 +++ [pid 4243] write(3, "1000", 4 [pid 4242] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4241] exit_group(0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4240, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4243] <... write resumed>) = 4 [pid 4242] exit_group(0 [pid 4241] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4239, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4243] close(3 [pid 4242] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 4241] +++ exited with 0 +++ [pid 3609] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4243] <... close resumed>) = 0 [pid 4242] +++ exited with 0 +++ [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4243] mkdir("./file0", 0777 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4241, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] close(3./strace-static-x86_64: Process 4244 attached [pid 4243] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... close resumed>) = 0 [pid 4244] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4243] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4244] <... prctl resumed>) = 0 [pid 4243] pipe2( [pid 3611] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4244] setpgid(0, 0 [pid 4243] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4245 [pid 4244] <... setpgid resumed>) = 0 [pid 4243] dup(4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4246 [pid 3608] close(3 [pid 4244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4243] <... dup resumed>) = 5 [pid 3611] close(3 [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 4245 attached [pid 4244] <... openat resumed>) = 3 [pid 4243] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4244] write(3, "1000", 4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4244] <... write resumed>) = 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4247 [pid 4244] close(3) = 0 [pid 4244] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4248 [pid 4245] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4244] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4244] pipe2([3, 4], 0) = 0 [pid 4244] dup(4) = 5 [pid 4244] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4246 attached [pid 4246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4246] setpgid(0, 0) = 0 [pid 4246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4245] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4248 attached ./strace-static-x86_64: Process 4247 attached [pid 4246] <... openat resumed>) = 3 [pid 4245] setpgid(0, 0 [pid 4243] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4248] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4246] write(3, "1000", 4 [pid 4245] <... setpgid resumed>) = 0 [pid 4244] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4243] exit_group(0 [pid 4248] <... prctl resumed>) = 0 [pid 4247] <... prctl resumed>) = 0 [pid 4246] <... write resumed>) = 4 [pid 4245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4244] exit_group(0 [pid 4243] <... exit_group resumed>) = ? [pid 4248] setpgid(0, 0 [pid 4247] setpgid(0, 0 [pid 4246] close(3 [pid 4245] <... openat resumed>) = 3 [pid 4244] <... exit_group resumed>) = ? [pid 4248] <... setpgid resumed>) = 0 [pid 4247] <... setpgid resumed>) = 0 [pid 4246] <... close resumed>) = 0 [pid 4245] write(3, "1000", 4 [pid 4244] +++ exited with 0 +++ [pid 4243] +++ exited with 0 +++ [pid 4248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4246] mkdir("./file0", 0777 [pid 4245] <... write resumed>) = 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4244, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4243, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4248] <... openat resumed>) = 3 [pid 4247] <... openat resumed>) = 3 [pid 4246] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4245] close(3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4248] write(3, "1000", 4 [pid 4247] write(3, "1000", 4 [pid 4246] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4245] <... close resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4248] <... write resumed>) = 4 [pid 4247] <... write resumed>) = 4 [pid 4246] pipe2( [pid 4245] mkdir("./file0", 0777 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4248] close(3 [pid 4247] close(3 [pid 4246] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4245] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 4248] <... close resumed>) = 0 [pid 4247] <... close resumed>) = 0 [pid 4246] dup(4 [pid 4245] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4246] <... dup resumed>) = 5 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 4246] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4248] mkdir("./file0", 0777 [pid 4247] mkdir("./file0", 0777 [pid 4245] pipe2( [pid 3610] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4248] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4247] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4245] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 4248] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4247] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4245] dup(4 [pid 3607] <... close resumed>) = 0 [pid 4248] pipe2( [pid 4247] pipe2( [pid 4245] <... dup resumed>) = 5 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4249 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4248] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4247] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4245] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4248] dup(4 [pid 4247] dup(4 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4250 [pid 4248] <... dup resumed>) = 5 [pid 4247] <... dup resumed>) = 5 [pid 4248] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4247] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4249 attached [pid 4249] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4249] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 4250 attached [pid 4249] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4250] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4249] <... openat resumed>) = 3 [pid 4246] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4249] write(3, "1000", 4 [pid 4246] exit_group(0 [pid 4249] <... write resumed>) = 4 [pid 4246] <... exit_group resumed>) = ? [pid 4249] close(3 [pid 4246] +++ exited with 0 +++ [pid 4249] <... close resumed>) = 0 [pid 4249] mkdir("./file0", 0777 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4246, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4249] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4249] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... restart_syscall resumed>) = 0 [pid 4249] pipe2([3, 4], 0) = 0 [pid 4249] dup(4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4249] <... dup resumed>) = 5 [pid 3609] <... openat resumed>) = 3 [pid 4249] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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=0x555556691690) = 4251 ./strace-static-x86_64: Process 4251 attached [pid 4251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4251] setpgid(0, 0) = 0 [pid 4250] <... prctl resumed>) = 0 [pid 4250] setpgid(0, 0 [pid 4247] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4250] <... setpgid resumed>) = 0 [pid 4248] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4247] exit_group(0 [pid 4245] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4248] exit_group(0 [pid 4247] <... exit_group resumed>) = ? [pid 4245] exit_group(0 [pid 4250] <... openat resumed>) = 3 [pid 4248] <... exit_group resumed>) = ? [pid 4251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4250] write(3, "1000", 4 [pid 4249] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4248] +++ exited with 0 +++ [pid 4247] +++ exited with 0 +++ [pid 4245] <... exit_group resumed>) = ? [pid 4250] <... write resumed>) = 4 [pid 4249] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4247, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4251] <... openat resumed>) = 3 [pid 4250] close(3 [pid 4249] <... exit_group resumed>) = ? [pid 4245] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4251] write(3, "1000", 4 [pid 4250] <... close resumed>) = 0 [pid 4249] +++ exited with 0 +++ [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4245, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4251] <... write resumed>) = 4 [pid 4250] mkdir("./file0", 0777 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4251] close(3 [pid 4250] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4249, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... openat resumed>) = 3 [pid 4251] <... close resumed>) = 0 [pid 4250] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4251] mkdir("./file0", 0777 [pid 4250] pipe2( [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4251] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4250] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3608] close(3 [pid 4251] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4250] dup(4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 4251] pipe2( [pid 4250] <... dup resumed>) = 5 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4251] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4250] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] close(3 [pid 3610] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4251] dup(4 [pid 3611] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4252 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4251] <... dup resumed>) = 5 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4251] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] close(3 [pid 3606] close(3 [pid 3610] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4254 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4255 ./strace-static-x86_64: Process 4255 attached [pid 4255] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4253 [pid 4255] setpgid(0, 0) = 0 [pid 4255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4252 attached ./strace-static-x86_64: Process 4253 attached [pid 4252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4252] <... prctl resumed>) = 0 [pid 4253] <... prctl resumed>) = 0 [pid 4252] setpgid(0, 0./strace-static-x86_64: Process 4254 attached [pid 4255] <... openat resumed>) = 3 [pid 4253] setpgid(0, 0 [pid 4252] <... setpgid resumed>) = 0 [pid 4255] write(3, "1000", 4 [pid 4254] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4253] <... setpgid resumed>) = 0 [pid 4252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4255] <... write resumed>) = 4 [pid 4254] <... prctl resumed>) = 0 [pid 4253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4252] <... openat resumed>) = 3 [pid 4255] close(3 [pid 4254] setpgid(0, 0 [pid 4253] <... openat resumed>) = 3 [pid 4252] write(3, "1000", 4 [pid 4255] <... close resumed>) = 0 [pid 4254] <... setpgid resumed>) = 0 [pid 4253] write(3, "1000", 4 [pid 4252] <... write resumed>) = 4 [pid 4255] mkdir("./file0", 0777 [pid 4254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4253] <... write resumed>) = 4 [pid 4252] close(3 [pid 4255] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4254] <... openat resumed>) = 3 [pid 4253] close(3 [pid 4252] <... close resumed>) = 0 [pid 4255] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4254] write(3, "1000", 4 [pid 4253] <... close resumed>) = 0 [pid 4252] mkdir("./file0", 0777 [pid 4255] pipe2( [pid 4254] <... write resumed>) = 4 [pid 4253] mkdir("./file0", 0777 [pid 4252] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4255] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4254] close(3 [pid 4253] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4252] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4255] dup(4 [pid 4254] <... close resumed>) = 0 [pid 4253] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4252] pipe2( [pid 4251] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4250] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4255] <... dup resumed>) = 5 [pid 4254] mkdir("./file0", 0777 [pid 4253] pipe2( [pid 4252] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4251] exit_group(0 [pid 4250] exit_group(0 [pid 4255] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4254] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4253] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4252] dup(4 [pid 4251] <... exit_group resumed>) = ? [pid 4250] <... exit_group resumed>) = ? [pid 4254] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4253] dup(4 [pid 4252] <... dup resumed>) = 5 [pid 4251] +++ exited with 0 +++ [pid 4254] pipe2( [pid 4250] +++ exited with 0 +++ [pid 4254] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4253] <... dup resumed>) = 5 [pid 4252] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4251, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4254] dup(4 [pid 4253] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4254] <... dup resumed>) = 5 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4254] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3609] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4256 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4257 ./strace-static-x86_64: Process 4256 attached ./strace-static-x86_64: Process 4257 attached [pid 4257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4256] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4257] <... prctl resumed>) = 0 [pid 4256] <... prctl resumed>) = 0 [pid 4257] setpgid(0, 0 [pid 4256] setpgid(0, 0 [pid 4257] <... setpgid resumed>) = 0 [pid 4256] <... setpgid resumed>) = 0 [pid 4256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4256] <... openat resumed>) = 3 [pid 4257] <... openat resumed>) = 3 [pid 4256] write(3, "1000", 4 [pid 4257] write(3, "1000", 4 [pid 4256] <... write resumed>) = 4 [pid 4257] <... write resumed>) = 4 [pid 4256] close(3 [pid 4257] close(3 [pid 4256] <... close resumed>) = 0 [pid 4257] <... close resumed>) = 0 [pid 4256] mkdir("./file0", 0777 [pid 4257] mkdir("./file0", 0777 [pid 4256] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4257] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4256] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4257] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4256] pipe2( [pid 4257] pipe2( [pid 4256] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4257] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4256] dup(4 [pid 4257] dup(4 [pid 4256] <... dup resumed>) = 5 [pid 4255] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4254] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4252] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4257] <... dup resumed>) = 5 [pid 4256] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4255] exit_group(0 [pid 4254] exit_group(0 [pid 4253] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4252] exit_group(0 [pid 4257] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4255] <... exit_group resumed>) = ? [pid 4254] <... exit_group resumed>) = ? [pid 4253] exit_group(0 [pid 4252] <... exit_group resumed>) = ? [pid 4255] +++ exited with 0 +++ [pid 4254] +++ exited with 0 +++ [pid 4253] <... exit_group resumed>) = ? [pid 4252] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4255, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4253] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4252, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3606] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4258 attached [pid 4256] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4259 attached [pid 4258] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4257] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4256] exit_group(0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4258 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4258] <... prctl resumed>) = 0 [pid 4257] exit_group(0 [pid 4256] <... exit_group resumed>) = ? [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4259 [pid 3606] close(3 [pid 4259] <... prctl resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4259] setpgid(0, 0 [pid 4258] setpgid(0, 0 [pid 4257] <... exit_group resumed>) = ? [pid 4256] +++ exited with 0 +++ [pid 3611] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4260 attached [pid 4259] <... setpgid resumed>) = 0 [pid 4258] <... setpgid resumed>) = 0 [pid 4257] +++ exited with 0 +++ [pid 3611] <... close resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4256, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4260] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4260 [pid 4260] <... prctl resumed>) = 0 [pid 4259] <... openat resumed>) = 3 [pid 4258] <... openat resumed>) = 3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4260] setpgid(0, 0 [pid 4259] write(3, "1000", 4 [pid 4258] write(3, "1000", 4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4261 [pid 4260] <... setpgid resumed>) = 0 [pid 4259] <... write resumed>) = 4 [pid 4258] <... write resumed>) = 4 [pid 4260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4259] close(3 [pid 4258] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4260] <... openat resumed>) = 3 [pid 4259] <... close resumed>) = 0 [pid 4258] <... close resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4260] write(3, "1000", 4 [pid 4259] mkdir("./file0", 0777 [pid 4258] mkdir("./file0", 0777 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4260] <... write resumed>) = 4 [pid 4259] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4258] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4260] close(3 [pid 4259] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4258] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... openat resumed>) = 3 [pid 3607] close(3 [pid 4260] <... close resumed>) = 0 [pid 4259] pipe2( [pid 4258] pipe2( [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... close resumed>) = 0 [pid 4260] mkdir("./file0", 0777 [pid 4259] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4258] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4262 attached [pid 4260] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4259] dup(4 [pid 4258] dup(4 [pid 3609] close(3 [pid 4262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4260] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4259] <... dup resumed>) = 5 [pid 4258] <... dup resumed>) = 5 [pid 3609] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4262 ./strace-static-x86_64: Process 4261 attached [pid 4262] <... prctl resumed>) = 0 [pid 4260] pipe2( [pid 4259] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4258] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4263 ./strace-static-x86_64: Process 4263 attached [pid 4263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4263] setpgid(0, 0) = 0 [pid 4260] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4260] dup(4 [pid 4258] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4262] setpgid(0, 0 [pid 4260] <... dup resumed>) = 5 [pid 4262] <... setpgid resumed>) = 0 [pid 4261] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4258] exit_group(0 [pid 4262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4261] <... prctl resumed>) = 0 [pid 4260] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4258] <... exit_group resumed>) = ? [pid 4263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4263] write(3, "1000", 4) = 4 [pid 4263] close(3 [pid 4259] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4263] <... close resumed>) = 0 [pid 4258] +++ exited with 0 +++ [pid 4259] exit_group(0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4258, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4259] <... exit_group resumed>) = ? [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4263] mkdir("./file0", 0777 [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4259] +++ exited with 0 +++ [pid 4262] <... openat resumed>) = 3 [pid 4261] setpgid(0, 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4259, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] close(3) = 0 [pid 4263] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4262] write(3, "1000", 4 [pid 4261] <... setpgid resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4263] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... openat resumed>) = 3 [pid 4263] pipe2( [pid 4262] <... write resumed>) = 4 [pid 4261] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4264 attached [pid 4263] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4262] close(3 [pid 4261] <... openat resumed>) = 3 [pid 4260] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4264 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4264] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4263] dup(4 [pid 4262] <... close resumed>) = 0 [pid 4261] write(3, "1000", 4 [pid 4260] exit_group(0 [pid 3608] close(3 [pid 4264] <... prctl resumed>) = 0 [pid 4263] <... dup resumed>) = 5 [pid 4262] mkdir("./file0", 0777 [pid 4261] <... write resumed>) = 4 [pid 4260] <... exit_group resumed>) = ? [pid 3608] <... close resumed>) = 0 [pid 4264] setpgid(0, 0 [pid 4263] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4262] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4261] close(3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4265 attached [pid 4264] <... setpgid resumed>) = 0 [pid 4262] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4261] <... close resumed>) = 0 [pid 4260] +++ exited with 0 +++ [pid 4264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4262] pipe2( [pid 4261] mkdir("./file0", 0777 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4265 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4264] <... openat resumed>) = 3 [pid 4262] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4261] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4265] <... prctl resumed>) = 0 [pid 4264] write(3, "1000", 4 [pid 4262] dup(4 [pid 4261] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4265] setpgid(0, 0 [pid 4264] <... write resumed>) = 4 [pid 4262] <... dup resumed>) = 5 [pid 4261] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4265] <... setpgid resumed>) = 0 [pid 4264] close(3 [pid 4262] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4261] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... openat resumed>) = 3 [pid 4265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4264] <... close resumed>) = 0 [pid 4261] dup(4 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4265] <... openat resumed>) = 3 [pid 4264] mkdir("./file0", 0777 [pid 4261] <... dup resumed>) = 5 [pid 3606] close(3 [pid 4265] write(3, "1000", 4 [pid 4264] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4261] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4265] <... write resumed>) = 4 [pid 4264] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4263] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4262] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... close resumed>) = 0 [pid 4265] close(3 [pid 4264] pipe2( [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4265] <... close resumed>) = 0 [pid 4264] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4262] exit_group(0 [pid 4265] mkdir("./file0", 0777 [pid 4264] dup(4 [pid 4265] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4264] <... dup resumed>) = 5 [pid 4265] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4264] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4262] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4266 attached [pid 4265] pipe2( [pid 4263] exit_group(0 [pid 4262] +++ exited with 0 +++ [pid 4261] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4266 [pid 4265] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4263] <... exit_group resumed>) = ? [pid 4261] exit_group(0 [pid 4265] dup(4 [pid 4261] <... exit_group resumed>) = ? [pid 4265] <... dup resumed>) = 5 [pid 4263] +++ exited with 0 +++ [pid 4261] +++ exited with 0 +++ [pid 4265] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4262, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4266] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4261, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4266] <... prctl resumed>) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4266] setpgid(0, 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4266] <... setpgid resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4264] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] close(3 [pid 4266] <... openat resumed>) = 3 [pid 4264] exit_group(0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 4266] write(3, "1000", 4 [pid 4265] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4264] <... exit_group resumed>) = ? [pid 3611] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4267 attached [pid 4266] <... write resumed>) = 4 [pid 4265] exit_group(0 [pid 4264] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4266] close(3 [pid 4265] <... exit_group resumed>) = ? [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4264, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4267 [pid 4267] <... prctl resumed>) = 0 [pid 4266] <... close resumed>) = 0 [pid 3611] close(3 [pid 3609] <... close resumed>) = 0 [pid 4266] mkdir("./file0", 0777 [pid 3611] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4266] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4265] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4268 attached [pid 4267] setpgid(0, 0 [pid 4266] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4265, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4269 attached [pid 4268] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4267] <... setpgid resumed>) = 0 [pid 4266] pipe2( [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4268 [pid 4269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4268] <... prctl resumed>) = 0 [pid 4267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4266] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4269 [pid 4269] <... prctl resumed>) = 0 [pid 4268] setpgid(0, 0 [pid 4267] <... openat resumed>) = 3 [pid 4266] dup(4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4269] setpgid(0, 0 [pid 4268] <... setpgid resumed>) = 0 [pid 4267] write(3, "1000", 4 [pid 4266] <... dup resumed>) = 5 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 4269] <... setpgid resumed>) = 0 [pid 4268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4267] <... write resumed>) = 4 [pid 4266] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4268] <... openat resumed>) = 3 [pid 4267] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4269] <... openat resumed>) = 3 [pid 4268] write(3, "1000", 4 [pid 4267] <... close resumed>) = 0 [pid 3610] close(3 [pid 3608] close(3 [pid 4269] write(3, "1000", 4 [pid 4268] <... write resumed>) = 4 [pid 4267] mkdir("./file0", 0777 [pid 3610] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 4269] <... write resumed>) = 4 [pid 4268] close(3 [pid 4267] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4270 attached ./strace-static-x86_64: Process 4271 attached [pid 4269] close(3 [pid 4268] <... close resumed>) = 0 [pid 4267] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4269] <... close resumed>) = 0 [pid 4268] mkdir("./file0", 0777 [pid 4267] pipe2( [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4271 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4270 [pid 4269] mkdir("./file0", 0777 [pid 4268] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4267] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4271] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4269] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4268] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4267] dup(4 [pid 4270] setpgid(0, 0 [pid 4271] <... prctl resumed>) = 0 [pid 4269] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4268] pipe2( [pid 4267] <... dup resumed>) = 5 [pid 4270] <... setpgid resumed>) = 0 [pid 4271] setpgid(0, 0 [pid 4269] pipe2( [pid 4268] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4267] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4268] dup(4 [pid 4270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4271] <... setpgid resumed>) = 0 [pid 4269] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4268] <... dup resumed>) = 5 [pid 4270] <... openat resumed>) = 3 [pid 4271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4269] dup(4 [pid 4268] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4270] write(3, "1000", 4 [pid 4269] <... dup resumed>) = 5 [pid 4270] <... write resumed>) = 4 [pid 4271] <... openat resumed>) = 3 [pid 4269] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4270] close(3 [pid 4271] write(3, "1000", 4 [pid 4270] <... close resumed>) = 0 [pid 4271] <... write resumed>) = 4 [pid 4270] mkdir("./file0", 0777 [pid 4271] close(3 [pid 4270] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4271] <... close resumed>) = 0 [pid 4270] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4271] mkdir("./file0", 0777 [pid 4270] pipe2( [pid 4271] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4270] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4271] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4270] dup(4 [pid 4271] pipe2( [pid 4270] <... dup resumed>) = 5 [pid 4271] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4270] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4271] dup(4 [pid 4266] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4266] exit_group(0) = ? [pid 4266] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4267] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] close(3 [pid 4267] exit_group(0 [pid 3606] <... close resumed>) = 0 [pid 4271] <... dup resumed>) = 5 [pid 4268] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4267] <... exit_group resumed>) = ? [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4271] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4268] exit_group(0 [pid 4267] +++ exited with 0 +++ [pid 4268] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4267, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4272 [pid 4268] +++ exited with 0 +++ [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4268, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 3607] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] close(3) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4273 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4272 attached , child_tidptr=0x555556691690) = 4274 ./strace-static-x86_64: Process 4274 attached ./strace-static-x86_64: Process 4273 attached [pid 4270] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4269] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4272] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4270] exit_group(0 [pid 4269] exit_group(0 [pid 4272] <... prctl resumed>) = 0 [pid 4270] <... exit_group resumed>) = ? [pid 4269] <... exit_group resumed>) = ? [pid 4272] setpgid(0, 0 [pid 4270] +++ exited with 0 +++ [pid 4269] +++ exited with 0 +++ [pid 4272] <... setpgid resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4270, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4272] write(3, "1000", 4) = 4 [pid 4272] close(3) = 0 [pid 4272] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4272] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4269, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4273] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4272] pipe2( [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4274] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4271] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... openat resumed>) = 3 [pid 4274] <... prctl resumed>) = 0 [pid 4273] <... prctl resumed>) = 0 [pid 4272] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4271] exit_group(0 [pid 3611] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4274] setpgid(0, 0 [pid 4273] setpgid(0, 0 [pid 4272] dup(4 [pid 4271] <... exit_group resumed>) = ? [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4274] <... setpgid resumed>) = 0 [pid 4273] <... setpgid resumed>) = 0 [pid 4272] <... dup resumed>) = 5 [pid 4271] +++ exited with 0 +++ [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 4274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4273] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4272] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] close(3 [pid 3608] <... close resumed>) = 0 [pid 4274] <... openat resumed>) = 3 [pid 4273] <... openat resumed>) = 3 [pid 3611] <... close resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4271, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4275 attached [pid 4274] write(3, "1000", 4 [pid 4273] write(3, "1000", 4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4274] <... write resumed>) = 4 [pid 4273] <... write resumed>) = 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4275 [pid 4275] <... prctl resumed>) = 0 [pid 4274] close(3 [pid 4273] close(3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4275] setpgid(0, 0 [pid 4274] <... close resumed>) = 0 [pid 4273] <... close resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4276 [pid 4275] <... setpgid resumed>) = 0 [pid 4274] mkdir("./file0", 0777 [pid 4273] mkdir("./file0", 0777 [pid 4275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4274] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4273] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4275] <... openat resumed>) = 3 [pid 4274] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4273] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... openat resumed>) = 3 [pid 4275] write(3, "1000", 4 [pid 4274] pipe2( [pid 4273] pipe2( [pid 3610] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4276 attached [pid 4275] <... write resumed>) = 4 [pid 4274] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4273] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4275] close(3 [pid 4274] dup(4 [pid 4273] dup(4 [pid 3610] close(3 [pid 4276] <... prctl resumed>) = 0 [pid 4275] <... close resumed>) = 0 [pid 4274] <... dup resumed>) = 5 [pid 4273] <... dup resumed>) = 5 [pid 3610] <... close resumed>) = 0 [pid 4276] setpgid(0, 0 [pid 4275] mkdir("./file0", 0777 [pid 4274] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4273] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4276] <... setpgid resumed>) = 0 [pid 4275] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4275] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4276] write(3, "1000", 4 [pid 4275] pipe2( [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4277 [pid 4276] <... write resumed>) = 4 [pid 4275] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4276] close(3 [pid 4275] dup(4 [pid 4276] <... close resumed>) = 0 [pid 4275] <... dup resumed>) = 5 [pid 4272] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4276] mkdir("./file0", 0777 [pid 4275] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4272] exit_group(0 [pid 4276] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4272] <... exit_group resumed>) = ? [pid 4276] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4272] +++ exited with 0 +++ [pid 4276] pipe2([3, 4], 0) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4272, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4276] dup(4 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4276] <... dup resumed>) = 5 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4276] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4278 ./strace-static-x86_64: Process 4278 attached [pid 4278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 4277 attached [pid 4277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4277] setpgid(0, 0 [pid 4275] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4277] <... setpgid resumed>) = 0 [pid 4275] exit_group(0 [pid 4273] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4275] <... exit_group resumed>) = ? [pid 4274] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4273] exit_group(0 [pid 4274] exit_group(0 [pid 4277] <... openat resumed>) = 3 [pid 4275] +++ exited with 0 +++ [pid 4274] <... exit_group resumed>) = ? [pid 4273] <... exit_group resumed>) = ? [pid 4277] write(3, "1000", 4 [pid 4274] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4275, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4278] setpgid(0, 0 [pid 4273] +++ exited with 0 +++ [pid 4277] <... write resumed>) = 4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4273, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4277] close(3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4274, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4277] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... restart_syscall resumed>) = 0 [pid 4277] mkdir("./file0", 0777 [pid 3609] <... openat resumed>) = 3 [pid 4278] <... setpgid resumed>) = 0 [pid 4277] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4277] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4278] <... openat resumed>) = 3 [pid 4277] pipe2( [pid 3609] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 4278] write(3, "1000", 4 [pid 4277] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4278] <... write resumed>) = 4 [pid 4277] dup(4 [pid 4276] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4278] close(3 [pid 4277] <... dup resumed>) = 5 [pid 4276] exit_group(0 [pid 3608] close(3 [pid 3607] close(3 [pid 4278] <... close resumed>) = 0 [pid 4277] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4276] <... exit_group resumed>) = ? [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4279 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4278] mkdir("./file0", 0777 [pid 4276] +++ exited with 0 +++ [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4278] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4278] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4280 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4281 [pid 4278] pipe2([3, 4], 0) = 0 [pid 4278] dup(4) = 5 [pid 4278] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4280 attached ./strace-static-x86_64: Process 4281 attached ./strace-static-x86_64: Process 4279 attached [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4276, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4280] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4279] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4281] <... prctl resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 4281] setpgid(0, 0 [pid 4280] <... prctl resumed>) = 0 [pid 4279] <... prctl resumed>) = 0 [pid 4281] <... setpgid resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4280] setpgid(0, 0 [pid 4279] setpgid(0, 0 [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4281] <... openat resumed>) = 3 [pid 4280] <... setpgid resumed>) = 0 [pid 4279] <... setpgid resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4281] write(3, "1000", 4 [pid 3611] close(3 [pid 4281] <... write resumed>) = 4 [pid 3611] <... close resumed>) = 0 [pid 4281] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4281] <... close resumed>) = 0 [pid 4280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4281] mkdir("./file0", 0777 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4282 ./strace-static-x86_64: Process 4282 attached [pid 4281] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4280] <... openat resumed>) = 3 [pid 4279] <... openat resumed>) = 3 [pid 4277] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4281] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4280] write(3, "1000", 4 [pid 4279] write(3, "1000", 4 [pid 4277] exit_group(0 [pid 4282] <... prctl resumed>) = 0 [pid 4281] pipe2( [pid 4280] <... write resumed>) = 4 [pid 4279] <... write resumed>) = 4 [pid 4277] <... exit_group resumed>) = ? [pid 4282] setpgid(0, 0 [pid 4281] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4280] close(3 [pid 4279] close(3 [pid 4280] <... close resumed>) = 0 [pid 4281] dup(4 [pid 4279] <... close resumed>) = 0 [pid 4277] +++ exited with 0 +++ [pid 4282] <... setpgid resumed>) = 0 [pid 4281] <... dup resumed>) = 5 [pid 4280] mkdir("./file0", 0777 [pid 4279] mkdir("./file0", 0777 [pid 4282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4281] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4280] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4279] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4282] <... openat resumed>) = 3 [pid 4280] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4279] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4277, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4282] write(3, "1000", 4 [pid 4280] pipe2( [pid 4279] pipe2( [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4282] <... write resumed>) = 4 [pid 4280] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4279] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4282] close(3 [pid 4280] dup(4 [pid 4279] dup(4 [pid 4282] <... close resumed>) = 0 [pid 4280] <... dup resumed>) = 5 [pid 4279] <... dup resumed>) = 5 [pid 4282] mkdir("./file0", 0777 [pid 4280] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4279] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4282] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 4282] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4282] pipe2( [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4282] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] close(3 [pid 4282] dup(4 [pid 3610] <... close resumed>) = 0 [pid 4282] <... dup resumed>) = 5 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4282] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4278] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4278] exit_group(0) = ? [pid 4278] +++ exited with 0 +++ [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4283 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4278, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4283 attached [pid 4282] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4279] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4279] exit_group(0 [pid 3606] close(3 [pid 4279] <... exit_group resumed>) = ? [pid 3606] <... close resumed>) = 0 [pid 4279] +++ exited with 0 +++ [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4284 ./strace-static-x86_64: Process 4284 attached [pid 4282] exit_group(0 [pid 4281] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4280] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4279, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4282] <... exit_group resumed>) = ? [pid 4281] exit_group(0 [pid 4280] exit_group(0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4281] <... exit_group resumed>) = ? [pid 4280] <... exit_group resumed>) = ? [pid 3609] <... restart_syscall resumed>) = 0 [pid 4282] +++ exited with 0 +++ [pid 4281] +++ exited with 0 +++ [pid 4280] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4282, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4281, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3609] <... openat resumed>) = 3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... restart_syscall resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4283] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4285 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4285 attached [pid 4283] <... prctl resumed>) = 0 [pid 3611] close(3) = 0 [pid 4283] setpgid(0, 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4286 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4287 [pid 4283] <... setpgid resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4284] setpgid(0, 0) = 0 [pid 4284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4288 [pid 4284] <... openat resumed>) = 3 [pid 4283] <... openat resumed>) = 3 [pid 4284] write(3, "1000", 4) = 4 [pid 4283] write(3, "1000", 4 [pid 4284] close(3) = 0 [pid 4284] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4284] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4284] pipe2([3, 4], 0) = 0 [pid 4284] dup(4) = 5 [pid 4284] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4283] <... write resumed>) = 4 ./strace-static-x86_64: Process 4288 attached ./strace-static-x86_64: Process 4286 attached [pid 4285] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4283] close(3 [pid 4288] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4286] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4285] <... prctl resumed>) = 0 [pid 4283] <... close resumed>) = 0 [pid 4288] <... prctl resumed>) = 0 [pid 4285] setpgid(0, 0 [pid 4283] mkdir("./file0", 0777 [pid 4288] setpgid(0, 0 [pid 4285] <... setpgid resumed>) = 0 [pid 4283] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4288] <... setpgid resumed>) = 0 [pid 4283] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4287 attached [pid 4288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4283] pipe2( [pid 4288] <... openat resumed>) = 3 [pid 4287] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4283] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4288] write(3, "1000", 4 [pid 4287] <... prctl resumed>) = 0 [pid 4283] dup(4 [pid 4288] <... write resumed>) = 4 [pid 4287] setpgid(0, 0 [pid 4286] <... prctl resumed>) = 0 [pid 4285] <... openat resumed>) = 3 [pid 4283] <... dup resumed>) = 5 [pid 4288] close(3 [pid 4287] <... setpgid resumed>) = 0 [pid 4286] setpgid(0, 0 [pid 4285] write(3, "1000", 4 [pid 4283] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4288] <... close resumed>) = 0 [pid 4287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4286] <... setpgid resumed>) = 0 [pid 4285] <... write resumed>) = 4 [pid 4288] mkdir("./file0", 0777 [pid 4287] <... openat resumed>) = 3 [pid 4286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4285] close(3 [pid 4288] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4287] write(3, "1000", 4 [pid 4288] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4287] <... write resumed>) = 4 [pid 4285] <... close resumed>) = 0 [pid 4288] pipe2( [pid 4287] close(3 [pid 4286] <... openat resumed>) = 3 [pid 4288] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4287] <... close resumed>) = 0 [pid 4285] mkdir("./file0", 0777 [pid 4286] write(3, "1000", 4 [pid 4288] dup(4 [pid 4287] mkdir("./file0", 0777 [pid 4288] <... dup resumed>) = 5 [pid 4287] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4286] <... write resumed>) = 4 [pid 4285] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4288] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4287] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4286] close(3 [pid 4285] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4287] pipe2([3, 4], 0) = 0 [pid 4286] <... close resumed>) = 0 [pid 4285] pipe2( [pid 4287] dup(4 [pid 4286] mkdir("./file0", 0777 [pid 4285] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4287] <... dup resumed>) = 5 [pid 4287] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4286] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4285] dup(4 [pid 4286] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4285] <... dup resumed>) = 5 [pid 4284] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4286] pipe2( [pid 4285] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4284] exit_group(0 [pid 4283] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4288] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4284] <... exit_group resumed>) = ? [pid 4288] exit_group(0 [pid 4286] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4284] +++ exited with 0 +++ [pid 4283] exit_group(0 [pid 4288] <... exit_group resumed>) = ? [pid 4286] dup(4 [pid 4283] <... exit_group resumed>) = ? [pid 4288] +++ exited with 0 +++ [pid 4286] <... dup resumed>) = 5 [pid 4283] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4284, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4288, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4283, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... restart_syscall resumed>) = 0 [pid 4286] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4289 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3610] close(3 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4289 attached [pid 4287] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4290 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4291 [pid 4287] exit_group(0) = ? [pid 4287] +++ exited with 0 +++ ./strace-static-x86_64: Process 4291 attached ./strace-static-x86_64: Process 4290 attached [pid 4289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4289] <... prctl resumed>) = 0 [pid 4286] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4287, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4291] <... prctl resumed>) = 0 [pid 4290] <... prctl resumed>) = 0 [pid 4289] setpgid(0, 0 [pid 4286] exit_group(0 [pid 4285] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4291] setpgid(0, 0 [pid 4290] setpgid(0, 0 [pid 4289] <... setpgid resumed>) = 0 [pid 4286] <... exit_group resumed>) = ? [pid 4285] exit_group(0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4291] <... setpgid resumed>) = 0 [pid 4290] <... setpgid resumed>) = 0 [pid 4289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4286] +++ exited with 0 +++ [pid 4285] <... exit_group resumed>) = ? [pid 4291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4289] <... openat resumed>) = 3 [pid 4285] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4289] write(3, "1000", 4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4291] <... openat resumed>) = 3 [pid 4290] <... openat resumed>) = 3 [pid 4289] <... write resumed>) = 4 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4289] close(3 [pid 4291] write(3, "1000", 4 [pid 4290] write(3, "1000", 4 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4285, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4291] <... write resumed>) = 4 [pid 4290] <... write resumed>) = 4 [pid 4289] <... close resumed>) = 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4291] close(3 [pid 4290] close(3 [pid 4289] mkdir("./file0", 0777 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] close(3 [pid 4291] <... close resumed>) = 0 [pid 4290] <... close resumed>) = 0 [pid 4289] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 4289] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4291] mkdir("./file0", 0777 [pid 4290] mkdir("./file0", 0777 [pid 4289] pipe2( [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4289] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4292 [pid 4289] dup(4 [pid 3608] <... close resumed>) = 0 [pid 4289] <... dup resumed>) = 5 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4291] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4290] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4289] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4293 attached [pid 4291] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4290] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4293 [pid 4293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4291] pipe2( [pid 4290] pipe2( [pid 3609] <... openat resumed>) = 3 [pid 4293] <... prctl resumed>) = 0 [pid 4291] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4290] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4292 attached [pid 4293] setpgid(0, 0 [pid 4292] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4291] dup(4 [pid 4290] dup(4 [pid 4293] <... setpgid resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4292] <... prctl resumed>) = 0 [pid 4292] setpgid(0, 0) = 0 [pid 4291] <... dup resumed>) = 5 [pid 4290] <... dup resumed>) = 5 [pid 4293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] close(3 [pid 4293] <... openat resumed>) = 3 [pid 4292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4291] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4290] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... close resumed>) = 0 [pid 4292] <... openat resumed>) = 3 [pid 4292] write(3, "1000", 4) = 4 [pid 4292] close(3) = 0 [pid 4292] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4292] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4292] pipe2( [pid 4293] write(3, "1000", 4 [pid 4292] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4293] <... write resumed>) = 4 [pid 4292] dup(4) = 5 [pid 4292] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4293] close(3./strace-static-x86_64: Process 4294 attached ) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4294 [pid 4294] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4293] mkdir("./file0", 0777 [pid 4289] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4293] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4289] exit_group(0) = ? [pid 4289] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4289, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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 [pid 4294] <... prctl resumed>) = 0 [pid 4293] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4294] setpgid(0, 0 [pid 4293] pipe2( [pid 4291] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4295 [pid 4294] <... setpgid resumed>) = 0 [pid 4293] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4291] exit_group(0 [pid 4294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4293] dup(4 [pid 4291] <... exit_group resumed>) = ? [pid 4290] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4293] <... dup resumed>) = 5 [pid 4293] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4292] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4290] exit_group(0 [pid 4292] exit_group(0) = ? ./strace-static-x86_64: Process 4295 attached [pid 4290] <... exit_group resumed>) = ? [pid 4295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4291] +++ exited with 0 +++ [pid 4295] <... prctl resumed>) = 0 [pid 4292] +++ exited with 0 +++ [pid 4290] +++ exited with 0 +++ [pid 4295] setpgid(0, 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4291, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4292, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4295] <... setpgid resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4290, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... openat resumed>) = 3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4295] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4295] write(3, "1000", 4 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4295] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4295] close(3 [pid 3610] <... close resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4295] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4295] mkdir("./file0", 0777 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4295] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4296 [pid 3607] close(3 [pid 4295] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 4295] pipe2( [pid 3611] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4295] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4294] <... openat resumed>) = 3 [pid 3611] <... close resumed>) = 0 [pid 4295] dup(4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4297 [pid 4295] <... dup resumed>) = 5 [pid 4294] write(3, "1000", 4 [pid 4295] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4298 attached [pid 4294] <... write resumed>) = 4 [pid 4293] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4294] close(3 [pid 4293] exit_group(0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4298 [pid 4293] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4296 attached [pid 4296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4293] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4293, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4296] <... prctl resumed>) = 0 [pid 4294] <... close resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4296] setpgid(0, 0) = 0 [pid 4294] mkdir("./file0", 0777 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4294] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... openat resumed>) = 3 [pid 4298] <... prctl resumed>) = 0 [pid 4296] <... openat resumed>) = 3 [pid 4294] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4296] write(3, "1000", 4 [pid 4294] pipe2( [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4297 attached [pid 4298] setpgid(0, 0 [pid 4296] <... write resumed>) = 4 [pid 4294] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] close(3 [pid 4298] <... setpgid resumed>) = 0 [pid 4297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4296] close(3 [pid 3608] <... close resumed>) = 0 [pid 4298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4297] <... prctl resumed>) = 0 [pid 4296] <... close resumed>) = 0 [pid 4294] dup(4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4298] <... openat resumed>) = 3 [pid 4297] setpgid(0, 0 [pid 4296] mkdir("./file0", 0777 [pid 4294] <... dup resumed>) = 5 [pid 4298] write(3, "1000", 4 [pid 4297] <... setpgid resumed>) = 0 [pid 4296] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4299 [pid 4298] <... write resumed>) = 4 [pid 4297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4296] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4294] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4298] close(3 [pid 4296] pipe2( [pid 4298] <... close resumed>) = 0 [pid 4296] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4297] <... openat resumed>) = 3 [pid 4296] dup(4 [pid 4298] mkdir("./file0", 0777 [pid 4297] write(3, "1000", 4 [pid 4296] <... dup resumed>) = 5 [pid 4298] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4296] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4298] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4297] <... write resumed>) = 4 [pid 4298] pipe2( [pid 4297] close(3 [pid 4298] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4297] <... close resumed>) = 0 ./strace-static-x86_64: Process 4299 attached [pid 4299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4298] dup(4 [pid 4297] mkdir("./file0", 0777 [pid 4299] <... prctl resumed>) = 0 [pid 4299] setpgid(0, 0 [pid 4298] <... dup resumed>) = 5 [pid 4297] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4298] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4297] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4299] <... setpgid resumed>) = 0 [pid 4299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4299] write(3, "1000", 4 [pid 4297] pipe2( [pid 4299] <... write resumed>) = 4 [pid 4299] close(3 [pid 4297] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4295] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4299] <... close resumed>) = 0 [pid 4295] exit_group(0 [pid 4299] mkdir("./file0", 0777 [pid 4297] dup(4 [pid 4295] <... exit_group resumed>) = ? [pid 4299] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4297] <... dup resumed>) = 5 [pid 4295] +++ exited with 0 +++ [pid 4299] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4299] pipe2( [pid 4297] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4299] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4299] dup(4 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4299] <... dup resumed>) = 5 [pid 4299] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4296] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4294] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... openat resumed>) = 3 [pid 4296] exit_group(0 [pid 4298] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4296] <... exit_group resumed>) = ? [pid 4294] exit_group(0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4298] exit_group(0 [pid 4296] +++ exited with 0 +++ [pid 3606] close(3 [pid 4294] <... exit_group resumed>) = ? [pid 3606] <... close resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4296, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4294] +++ exited with 0 +++ [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4300 [pid 4298] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4294, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 4298] +++ exited with 0 +++ [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4298, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4301 ./strace-static-x86_64: Process 4300 attached [pid 4300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4300] setpgid(0, 0) = 0 [pid 4300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4300] write(3, "1000", 4) = 4 [pid 4300] close(3) = 0 [pid 4300] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4300] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4300] pipe2([3, 4], 0) = 0 [pid 4300] dup(4 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4300] <... dup resumed>) = 5 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 4300] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3611] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4301 attached [pid 4299] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4297] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4299] exit_group(0) = ? [pid 4301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4299] +++ exited with 0 +++ [pid 4297] exit_group(0 [pid 3611] close(3 [pid 3609] close(3 [pid 4301] <... prctl resumed>) = 0 [pid 4297] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4299, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4301] setpgid(0, 0 [pid 3609] <... close resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4301] <... setpgid resumed>) = 0 [pid 4297] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... openat resumed>) = 3 [pid 4301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4297, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3608] close(3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4304 attached ./strace-static-x86_64: Process 4303 attached [pid 4301] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4302 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4304 [pid 3607] <... openat resumed>) = 3 [pid 4303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4301] write(3, "1000", 4 [pid 4304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4303 [pid 4303] <... prctl resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4304] <... prctl resumed>) = 0 [pid 4303] setpgid(0, 0 [pid 4301] <... write resumed>) = 4 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4304] setpgid(0, 0 [pid 4303] <... setpgid resumed>) = 0 [pid 4301] close(3 [pid 3607] close(3./strace-static-x86_64: Process 4302 attached [pid 4304] <... setpgid resumed>) = 0 [pid 4303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4301] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4301] mkdir("./file0", 0777 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4303] <... openat resumed>) = 3 [pid 4304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4302] <... prctl resumed>) = 0 [pid 4301] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4303] write(3, "1000", 4 [pid 4302] setpgid(0, 0 [pid 4301] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4305 [pid 4304] <... openat resumed>) = 3 [pid 4303] <... write resumed>) = 4 [pid 4302] <... setpgid resumed>) = 0 [pid 4304] write(3, "1000", 4 [pid 4303] close(3 [pid 4302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4301] pipe2( [pid 4304] <... write resumed>) = 4 [pid 4303] <... close resumed>) = 0 [pid 4302] <... openat resumed>) = 3 [pid 4301] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4302] write(3, "1000", 4./strace-static-x86_64: Process 4305 attached [pid 4304] close(3 [pid 4303] mkdir("./file0", 0777 [pid 4302] <... write resumed>) = 4 [pid 4301] dup(4 [pid 4300] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4304] <... close resumed>) = 0 [pid 4303] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4302] close(3 [pid 4301] <... dup resumed>) = 5 [pid 4300] exit_group(0 [pid 4302] <... close resumed>) = 0 [pid 4300] <... exit_group resumed>) = ? [pid 4303] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4301] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4304] mkdir("./file0", 0777 [pid 4302] mkdir("./file0", 0777 [pid 4300] +++ exited with 0 +++ [pid 4302] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4302] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4300, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4303] pipe2( [pid 4304] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4302] pipe2( [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4304] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4303] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4302] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4302] dup(4 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4302] <... dup resumed>) = 5 [pid 4302] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4304] pipe2( [pid 4303] dup(4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4306 ./strace-static-x86_64: Process 4306 attached [pid 4304] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4303] <... dup resumed>) = 5 [pid 4304] dup(4 [pid 4303] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4304] <... dup resumed>) = 5 [pid 4304] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4306] setpgid(0, 0) = 0 [pid 4306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4302] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4301] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4302] exit_group(0) = ? [pid 4302] +++ exited with 0 +++ [pid 4301] exit_group(0 [pid 4306] <... openat resumed>) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4302, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4301] <... exit_group resumed>) = ? [pid 4306] write(3, "1000", 4) = 4 [pid 4306] close(3) = 0 [pid 4306] mkdir("./file0", 0777 [pid 4301] +++ exited with 0 +++ [pid 4305] <... prctl resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4306] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4306] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4306] pipe2([3, 4], 0) = 0 [pid 4306] dup(4) = 5 [pid 4306] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4305] setpgid(0, 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4305] <... setpgid resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4305] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 4305] write(3, "1000", 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4305] <... write resumed>) = 4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4307 [pid 4305] close(3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4305] <... close resumed>) = 0 [pid 3611] close(3) = 0 [pid 4305] mkdir("./file0", 0777./strace-static-x86_64: Process 4307 attached ) = -1 EEXIST (File exists) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4307] setpgid(0, 0 [pid 4305] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4308 [pid 4307] <... setpgid resumed>) = 0 [pid 4305] pipe2( [pid 4307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4305] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4304] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4308 attached [pid 4307] <... openat resumed>) = 3 [pid 4305] dup(4 [pid 4304] exit_group(0 [pid 4303] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4307] write(3, "1000", 4) = 4 [pid 4307] close(3) = 0 [pid 4307] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4307] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4307] pipe2([3, 4], 0) = 0 [pid 4307] dup(4 [pid 4308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4307] <... dup resumed>) = 5 [pid 4306] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4305] <... dup resumed>) = 5 [pid 4304] <... exit_group resumed>) = ? [pid 4303] exit_group(0 [pid 4307] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4306] exit_group(0 [pid 4305] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4308] <... prctl resumed>) = 0 [pid 4306] <... exit_group resumed>) = ? [pid 4304] +++ exited with 0 +++ [pid 4303] <... exit_group resumed>) = ? [pid 4308] setpgid(0, 0 [pid 4306] +++ exited with 0 +++ [pid 4303] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4304, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4303, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4306, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4308] <... setpgid resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4308] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4308] write(3, "1000", 4 [pid 3608] <... close resumed>) = 0 [pid 3606] close(3 [pid 4308] <... write resumed>) = 4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 4309 attached [pid 4308] close(3 [pid 4305] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4308] <... close resumed>) = 0 [pid 4307] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4305] exit_group(0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4309 [pid 4307] exit_group(0 [pid 4305] <... exit_group resumed>) = ? [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4310 [pid 4309] <... prctl resumed>) = 0 [pid 4308] mkdir("./file0", 0777 [pid 4307] <... exit_group resumed>) = ? [pid 4305] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4307] +++ exited with 0 +++ [pid 3609] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4305, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4309] setpgid(0, 0 [pid 4308] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4307, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4309] <... setpgid resumed>) = 0 [pid 4308] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4308] pipe2( [pid 3610] close(3 [pid 3609] close(3 [pid 3607] close(3 [pid 3610] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4309] <... openat resumed>) = 3 [pid 4308] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... close resumed>) = 0 [pid 4309] write(3, "1000", 4 [pid 4308] dup(4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4311 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4312 [pid 4309] <... write resumed>) = 4 [pid 4308] <... dup resumed>) = 5 [pid 4309] close(3 [pid 4308] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4313 [pid 4309] <... close resumed>) = 0 ./strace-static-x86_64: Process 4312 attached [pid 4312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4312] setpgid(0, 0 [pid 4309] mkdir("./file0", 0777 [pid 4312] <... setpgid resumed>) = 0 [pid 4309] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4312] write(3, "1000", 4) = 4 [pid 4312] close(3) = 0 [pid 4312] mkdir("./file0", 0777 [pid 4309] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4309] pipe2([3, 4], 0) = 0 [pid 4312] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4309] dup(4) = 5 [pid 4312] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4309] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4312] pipe2([3, 4], 0) = 0 [pid 4312] dup(4) = 5 [pid 4312] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4311 attached ./strace-static-x86_64: Process 4310 attached [pid 4311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4311] setpgid(0, 0) = 0 [pid 4311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4311] write(3, "1000", 4) = 4 [pid 4311] close(3) = 0 [pid 4311] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4311] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4311] pipe2([3, 4], 0) = 0 [pid 4311] dup(4) = 5 [pid 4311] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4313 attached [pid 4310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4308] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4308] exit_group(0 [pid 4310] <... prctl resumed>) = 0 [pid 4309] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4308] <... exit_group resumed>) = ? [pid 4313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4313] setpgid(0, 0) = 0 [pid 4313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4310] setpgid(0, 0 [pid 4309] exit_group(0 [pid 4308] +++ exited with 0 +++ [pid 4310] <... setpgid resumed>) = 0 [pid 4309] <... exit_group resumed>) = ? [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4308, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4313] <... openat resumed>) = 3 [pid 4313] write(3, "1000", 4) = 4 [pid 4313] close(3) = 0 [pid 4313] mkdir("./file0", 0777 [pid 4309] +++ exited with 0 +++ [pid 3611] <... restart_syscall resumed>) = 0 [pid 4310] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4309, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4313] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4310] write(3, "1000", 4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4313] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4310] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] <... restart_syscall resumed>) = 0 [pid 4313] pipe2( [pid 4310] close(3 [pid 3611] <... openat resumed>) = 3 [pid 4313] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4312] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4310] <... close resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4313] dup(4 [pid 4312] exit_group(0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4313] <... dup resumed>) = 5 [pid 4312] <... exit_group resumed>) = ? [pid 4310] mkdir("./file0", 0777 [pid 3611] close(3 [pid 3608] <... openat resumed>) = 3 [pid 4313] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4312] +++ exited with 0 +++ [pid 3611] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4312, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4314 [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4315 [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=0x555556691690) = 4316 ./strace-static-x86_64: Process 4316 attached [pid 4316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4310] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4316] <... prctl resumed>) = 0 [pid 4310] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4310] pipe2([3, 4], 0) = 0 [pid 4310] dup(4) = 5 [pid 4310] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4316] setpgid(0, 0) = 0 [pid 4316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4311] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 4315 attached [pid 4316] <... openat resumed>) = 3 [pid 4311] exit_group(0 [pid 4316] write(3, "1000", 4) = 4 [pid 4316] close(3) = 0 [pid 4316] mkdir("./file0", 0777./strace-static-x86_64: Process 4314 attached [pid 4311] <... exit_group resumed>) = ? [pid 4316] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4316] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4314] <... prctl resumed>) = 0 [pid 4316] pipe2( [pid 4314] setpgid(0, 0 [pid 4316] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4314] <... setpgid resumed>) = 0 [pid 4311] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4311, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4316] dup(4 [pid 4315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4316] <... dup resumed>) = 5 [pid 4315] <... prctl resumed>) = 0 [pid 4316] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4315] setpgid(0, 0 [pid 4314] <... openat resumed>) = 3 [pid 4315] <... setpgid resumed>) = 0 [pid 4314] write(3, "1000", 4) = 4 [pid 4314] close(3) = 0 [pid 4314] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4314] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4314] pipe2( [pid 4315] <... openat resumed>) = 3 [pid 4314] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4314] dup(4 [pid 4315] write(3, "1000", 4 [pid 4314] <... dup resumed>) = 5 [pid 3610] <... openat resumed>) = 3 [pid 4314] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4315] <... write resumed>) = 4 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4315] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4315] <... close resumed>) = 0 [pid 3610] close(3 [pid 4315] mkdir("./file0", 0777 [pid 3610] <... close resumed>) = 0 [pid 4315] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4315] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4313] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4313] exit_group(0 [pid 4315] pipe2( [pid 4313] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4317 attached [pid 4315] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4313] +++ exited with 0 +++ [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4317 [pid 4317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4315] dup(4 [pid 4310] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4317] <... prctl resumed>) = 0 [pid 4316] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4315] <... dup resumed>) = 5 [pid 4314] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4310] exit_group(0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4313, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4316] exit_group(0 [pid 4314] exit_group(0 [pid 4316] <... exit_group resumed>) = ? [pid 4315] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4314] <... exit_group resumed>) = ? [pid 4310] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4316] +++ exited with 0 +++ [pid 4314] +++ exited with 0 +++ [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4310] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4310, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] close(3 [pid 3606] <... openat resumed>) = 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 [pid 3611] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4318 [pid 3607] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4319 [pid 3607] close(3 [pid 3611] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4320 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4321 ./strace-static-x86_64: Process 4320 attached [pid 4320] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4318 attached [pid 4318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4320] <... prctl resumed>) = 0 [pid 4320] setpgid(0, 0 [pid 4318] <... prctl resumed>) = 0 [pid 4318] setpgid(0, 0 [pid 4320] <... setpgid resumed>) = 0 [pid 4318] <... setpgid resumed>) = 0 [pid 4318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4318] <... openat resumed>) = 3 [pid 4318] write(3, "1000", 4 [pid 4320] write(3, "1000", 4 [pid 4318] <... write resumed>) = 4 [pid 4320] <... write resumed>) = 4 [pid 4320] close(3 [pid 4318] close(3 [pid 4320] <... close resumed>) = 0 [pid 4318] <... close resumed>) = 0 [pid 4320] mkdir("./file0", 0777 [pid 4318] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4320] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4318] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4320] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4320] pipe2( [pid 4318] pipe2( [pid 4320] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4318] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4318] dup(4 [pid 4320] dup(4 [pid 4318] <... dup resumed>) = 5 [pid 4320] <... dup resumed>) = 5 [pid 4318] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4320] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4321 attached ./strace-static-x86_64: Process 4319 attached [pid 4317] setpgid(0, 0 [pid 4321] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4317] <... setpgid resumed>) = 0 [pid 4321] <... prctl resumed>) = 0 [pid 4319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4321] setpgid(0, 0 [pid 4319] <... prctl resumed>) = 0 [pid 4317] <... openat resumed>) = 3 [pid 4317] write(3, "1000", 4 [pid 4321] <... setpgid resumed>) = 0 [pid 4321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4319] setpgid(0, 0 [pid 4317] <... write resumed>) = 4 [pid 4321] <... openat resumed>) = 3 [pid 4319] <... setpgid resumed>) = 0 [pid 4317] close(3) = 0 [pid 4321] write(3, "1000", 4 [pid 4319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4317] mkdir("./file0", 0777 [pid 4321] <... write resumed>) = 4 [pid 4319] <... openat resumed>) = 3 [pid 4317] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4321] close(3 [pid 4317] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4321] <... close resumed>) = 0 [pid 4319] write(3, "1000", 4 [pid 4317] pipe2( [pid 4315] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4315] exit_group(0) = ? [pid 4321] mkdir("./file0", 0777 [pid 4319] <... write resumed>) = 4 [pid 4317] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4315] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4315, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4317] dup(4 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4317] <... dup resumed>) = 5 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4321] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4319] close(3 [pid 4317] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [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 [pid 4319] <... close resumed>) = 0 [pid 4320] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4319] mkdir("./file0", 0777 [pid 4318] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4321] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4322 [pid 4321] pipe2( [pid 4320] exit_group(0 [pid 4319] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4318] exit_group(0 [pid 4321] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4320] <... exit_group resumed>) = ? [pid 4319] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4318] <... exit_group resumed>) = ? [pid 4319] pipe2([3, 4], 0) = 0 [pid 4319] dup(4) = 5 ./strace-static-x86_64: Process 4322 attached [pid 4321] dup(4 [pid 4320] +++ exited with 0 +++ [pid 4319] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4318] +++ exited with 0 +++ [pid 4322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4321] <... dup resumed>) = 5 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4320, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4318, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4322] <... prctl resumed>) = 0 [pid 4321] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4322] setpgid(0, 0) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4322] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4322] write(3, "1000", 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4322] <... write resumed>) = 4 [pid 3611] close(3 [pid 3606] close(3 [pid 4322] close(3 [pid 3611] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4322] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4324 attached ./strace-static-x86_64: Process 4323 attached [pid 4322] mkdir("./file0", 0777 [pid 4324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4322] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4324 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4323 [pid 4322] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4322] pipe2([3, 4], 0) = 0 [pid 4322] dup(4) = 5 [pid 4317] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4322] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4324] <... prctl resumed>) = 0 [pid 4323] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4317] exit_group(0 [pid 4324] setpgid(0, 0 [pid 4323] <... prctl resumed>) = 0 [pid 4317] <... exit_group resumed>) = ? [pid 4324] <... setpgid resumed>) = 0 [pid 4317] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4317, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4323] setpgid(0, 0 [pid 4319] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... restart_syscall resumed>) = 0 [pid 4324] <... openat resumed>) = 3 [pid 4323] <... setpgid resumed>) = 0 [pid 4319] exit_group(0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4324] write(3, "1000", 4 [pid 4323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4324] <... write resumed>) = 4 [pid 4319] <... exit_group resumed>) = ? [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 4324] close(3 [pid 4323] <... openat resumed>) = 3 [pid 4319] +++ exited with 0 +++ [pid 3610] <... close resumed>) = 0 [pid 4324] <... close resumed>) = 0 [pid 4323] write(3, "1000", 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4319, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4323] <... write resumed>) = 4 ./strace-static-x86_64: Process 4325 attached [pid 4324] mkdir("./file0", 0777 [pid 4323] close(3 [pid 4322] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4321] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4324] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4323] <... close resumed>) = 0 [pid 4322] exit_group(0 [pid 4321] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4325 [pid 4325] <... prctl resumed>) = 0 [pid 4324] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4323] mkdir("./file0", 0777 [pid 4322] <... exit_group resumed>) = ? [pid 4321] <... exit_group resumed>) = ? [pid 4325] setpgid(0, 0 [pid 4324] pipe2( [pid 4323] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4322] +++ exited with 0 +++ [pid 4321] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4325] <... setpgid resumed>) = 0 [pid 4324] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4323] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4321, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4324] dup(4 [pid 4323] pipe2( [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4325] <... openat resumed>) = 3 [pid 4324] <... dup resumed>) = 5 [pid 4323] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4325] write(3, "1000", 4 [pid 4324] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4323] dup(4 [pid 3609] close(3 [pid 4325] <... write resumed>) = 4 [pid 4323] <... dup resumed>) = 5 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4323] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4326 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4327 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4328 ./strace-static-x86_64: Process 4328 attached ./strace-static-x86_64: Process 4326 attached [pid 4325] close(3) = 0 [pid 4328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4326] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4325] mkdir("./file0", 0777 [pid 4328] <... prctl resumed>) = 0 [pid 4326] <... prctl resumed>) = 0 [pid 4325] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4328] setpgid(0, 0) = 0 [pid 4326] setpgid(0, 0 [pid 4325] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4326] <... setpgid resumed>) = 0 [pid 4325] pipe2([3, 4], 0) = 0 [pid 4326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4328] <... openat resumed>) = 3 [pid 4325] dup(4 [pid 4328] write(3, "1000", 4 [pid 4326] <... openat resumed>) = 3 [pid 4325] <... dup resumed>) = 5 [pid 4328] <... write resumed>) = 4 [pid 4326] write(3, "1000", 4 [pid 4325] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4328] close(3 [pid 4326] <... write resumed>) = 4 ./strace-static-x86_64: Process 4327 attached [pid 4327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4327] setpgid(0, 0) = 0 [pid 4327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4327] write(3, "1000", 4) = 4 [pid 4327] close(3) = 0 [pid 4327] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4327] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4327] pipe2([3, 4], 0) = 0 [pid 4327] dup(4) = 5 [pid 4327] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4328] <... close resumed>) = 0 [pid 4326] close(3 [pid 4323] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4328] mkdir("./file0", 0777 [pid 4326] <... close resumed>) = 0 [pid 4324] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4323] exit_group(0 [pid 4328] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4323] <... exit_group resumed>) = ? [pid 4328] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4326] mkdir("./file0", 0777 [pid 4324] exit_group(0 [pid 4323] +++ exited with 0 +++ [pid 4328] pipe2( [pid 4326] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4324] <... exit_group resumed>) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4328] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4326] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4324] +++ exited with 0 +++ [pid 4328] dup(4 [pid 4326] pipe2( [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4324, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4328] <... dup resumed>) = 5 [pid 4326] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4328] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4326] dup(4 [pid 3606] <... openat resumed>) = 3 [pid 4326] <... dup resumed>) = 5 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4326] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 4325] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 [pid 4325] exit_group(0 [pid 3611] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4329 attached [pid 4325] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4329 [pid 4325] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4329] setpgid(0, 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4329] <... setpgid resumed>) = 0 [pid 4329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4330 ./strace-static-x86_64: Process 4330 attached [pid 4329] write(3, "1000", 4) = 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4329] close(3) = 0 [pid 4326] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4329] mkdir("./file0", 0777 [pid 4326] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 4330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4329] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4326] <... exit_group resumed>) = ? [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4330] <... prctl resumed>) = 0 [pid 4329] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4329] pipe2( [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4329] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4329] dup(4 [pid 4326] +++ exited with 0 +++ [pid 4330] setpgid(0, 0./strace-static-x86_64: Process 4331 attached ) = 0 [pid 4329] <... dup resumed>) = 5 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4331 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4326, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4329] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4331] <... prctl resumed>) = 0 [pid 4330] <... openat resumed>) = 3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4331] setpgid(0, 0 [pid 4330] write(3, "1000", 4 [pid 4331] <... setpgid resumed>) = 0 [pid 4330] <... write resumed>) = 4 [pid 4331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4327] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4327] exit_group(0) = ? [pid 4331] <... openat resumed>) = 3 [pid 4330] close(3 [pid 4327] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4331] write(3, "1000", 4 [pid 4330] <... close resumed>) = 0 [pid 4328] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... openat resumed>) = 3 [pid 4331] <... write resumed>) = 4 [pid 4330] mkdir("./file0", 0777 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4327, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4328] exit_group(0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4328] <... exit_group resumed>) = ? [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4330] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] close(3 [pid 4331] close(3 [pid 4330] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4328] +++ exited with 0 +++ [pid 3609] <... close resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4331] <... close resumed>) = 0 [pid 4330] pipe2( [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4328, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4331] mkdir("./file0", 0777 [pid 4330] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4331] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4330] dup(4 [pid 4331] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4330] <... dup resumed>) = 5 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4332 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 4332 attached [pid 4331] pipe2( [pid 4330] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4331] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4331] dup(4 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 4332] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4331] <... dup resumed>) = 5 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4332] <... prctl resumed>) = 0 [pid 4331] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4332] setpgid(0, 0 [pid 3608] <... close resumed>) = 0 [pid 3607] close(3 [pid 4332] <... setpgid resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 4332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4333 [pid 4332] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4334 [pid 4332] write(3, "1000", 4./strace-static-x86_64: Process 4334 attached ) = 4 [pid 4329] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4329] exit_group(0) = ? [pid 4329] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4329, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4333 attached ) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4335 [pid 4333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4333] setpgid(0, 0) = 0 [pid 4332] close(3 [pid 4333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4330] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4332] <... close resumed>) = 0 [pid 4330] exit_group(0 [pid 4332] mkdir("./file0", 0777 [pid 4330] <... exit_group resumed>) = ? [pid 4332] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4332] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4332] pipe2( [pid 4331] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4332] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4333] <... openat resumed>) = 3 [pid 4332] dup(4) = 5 [pid 4331] exit_group(0 [pid 4330] +++ exited with 0 +++ [pid 4332] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4331] <... exit_group resumed>) = ? [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4330, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4333] write(3, "1000", 4) = 4 [pid 4333] close(3) = 0 [pid 4333] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4333] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4333] pipe2( [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4333] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4331] +++ exited with 0 +++ [pid 3611] <... openat resumed>) = 3 [pid 4333] dup(4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4333] <... dup resumed>) = 5 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 4333] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4335 attached [pid 4334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4334] <... prctl resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4336 [pid 4335] <... prctl resumed>) = 0 [pid 4335] setpgid(0, 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4335] <... setpgid resumed>) = 0 [pid 4334] setpgid(0, 0 [pid 3610] <... openat resumed>) = 3 [pid 4334] <... setpgid resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4336 attached ) = 3 [pid 4334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4332] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4336] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4335] write(3, "1000", 4 [pid 4334] <... openat resumed>) = 3 [pid 4332] exit_group(0 [pid 3610] close(3 [pid 4336] <... prctl resumed>) = 0 [pid 4335] <... write resumed>) = 4 [pid 4334] write(3, "1000", 4 [pid 4332] <... exit_group resumed>) = ? [pid 3610] <... close resumed>) = 0 [pid 4336] setpgid(0, 0 [pid 4335] close(3 [pid 4334] <... write resumed>) = 4 [pid 4335] <... close resumed>) = 0 [pid 4335] mkdir("./file0", 0777 [pid 4332] +++ exited with 0 +++ [pid 4336] <... setpgid resumed>) = 0 [pid 4335] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4334] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4335] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4334] <... close resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4332, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4336] <... openat resumed>) = 3 [pid 4335] pipe2( [pid 4334] mkdir("./file0", 0777 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4336] write(3, "1000", 4 [pid 4335] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4334] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4337 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4336] <... write resumed>) = 4 [pid 4335] dup(4 [pid 4334] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4337 attached [pid 4336] close(3 [pid 4335] <... dup resumed>) = 5 [pid 4334] pipe2( [pid 4336] <... close resumed>) = 0 [pid 4335] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4334] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4337] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4336] mkdir("./file0", 0777 [pid 4334] dup(4 [pid 3609] <... openat resumed>) = 3 [pid 4337] <... prctl resumed>) = 0 [pid 4336] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4334] <... dup resumed>) = 5 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4337] setpgid(0, 0 [pid 4336] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4334] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4337] <... setpgid resumed>) = 0 [pid 4336] pipe2( [pid 4333] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] close(3 [pid 4333] exit_group(0 [pid 3609] <... close resumed>) = 0 [pid 4337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4336] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4333] <... exit_group resumed>) = ? [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4337] <... openat resumed>) = 3 [pid 4336] dup(4 [pid 4333] +++ exited with 0 +++ [pid 4337] write(3, "1000", 4 [pid 4336] <... dup resumed>) = 5 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4338 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4333, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4335] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4335] exit_group(0) = ? [pid 4335] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4335, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4339 [pid 4337] <... write resumed>) = 4 [pid 4336] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4337] close(3) = 0 [pid 4337] mkdir("./file0", 0777 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4337] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4337] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... openat resumed>) = 3 [pid 4337] pipe2( [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4337] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4337] dup(4 [pid 3608] close(3./strace-static-x86_64: Process 4338 attached [pid 4337] <... dup resumed>) = 5 [pid 3608] <... close resumed>) = 0 [pid 4338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4337] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4338] <... prctl resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4338] setpgid(0, 0) = 0 [pid 4338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4339 attached ) = 3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4340 [pid 4339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4338] write(3, "1000", 4 [pid 4339] <... prctl resumed>) = 0 [pid 4338] <... write resumed>) = 4 ./strace-static-x86_64: Process 4340 attached [pid 4339] setpgid(0, 0 [pid 4338] close(3 [pid 4340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4339] <... setpgid resumed>) = 0 [pid 4338] <... close resumed>) = 0 [pid 4340] <... prctl resumed>) = 0 [pid 4339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4338] mkdir("./file0", 0777 [pid 4340] setpgid(0, 0 [pid 4339] <... openat resumed>) = 3 [pid 4338] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4340] <... setpgid resumed>) = 0 [pid 4339] write(3, "1000", 4 [pid 4338] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4339] <... write resumed>) = 4 [pid 4338] pipe2( [pid 4334] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4339] close(3 [pid 4338] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4339] <... close resumed>) = 0 [pid 4338] dup(4 [pid 4339] mkdir("./file0", 0777 [pid 4338] <... dup resumed>) = 5 [pid 4339] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4338] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4339] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4334] exit_group(0 [pid 4339] pipe2( [pid 4334] <... exit_group resumed>) = ? [pid 4339] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4339] dup(4) = 5 [pid 4339] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4334] +++ exited with 0 +++ [pid 4340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4337] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4336] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4334, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4340] write(3, "1000", 4 [pid 4337] exit_group(0 [pid 4336] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4340] <... write resumed>) = 4 [pid 4337] <... exit_group resumed>) = ? [pid 4336] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 4340] close(3 [pid 4338] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4337] +++ exited with 0 +++ [pid 4336] +++ exited with 0 +++ [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4340] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4336, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4337, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4340] mkdir("./file0", 0777 [pid 3607] close(3 [pid 4340] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4338] exit_group(0 [pid 3607] <... close resumed>) = 0 [pid 4340] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4338] <... exit_group resumed>) = ? [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4340] pipe2( [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 4340] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4338] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4341 [pid 4340] dup(4 [pid 4339] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4340] <... dup resumed>) = 5 [pid 3611] close(3 [pid 3610] close(3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4340] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4339] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4341 attached [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4342 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4343 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4339] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR./strace-static-x86_64: Process 4343 attached ) = 3 [pid 4343] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4343] <... prctl resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4343] setpgid(0, 0 [pid 3609] close(3 [pid 4343] <... setpgid resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4344 [pid 4343] write(3, "1000", 4) = 4 [pid 4343] close(3 [pid 4339] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4339, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4343] <... close resumed>) = 0 [pid 4343] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4343] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... openat resumed>) = 3 [pid 4343] pipe2( [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 4343] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4343] dup(4 [pid 3606] <... close resumed>) = 0 [pid 4343] <... dup resumed>) = 5 [pid 4343] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4345 attached ./strace-static-x86_64: Process 4344 attached ./strace-static-x86_64: Process 4342 attached [pid 4341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4340] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4340] exit_group(0 [pid 4341] <... prctl resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4345 [pid 4340] <... exit_group resumed>) = ? [pid 4345] <... prctl resumed>) = 0 [pid 4344] <... prctl resumed>) = 0 [pid 4342] <... prctl resumed>) = 0 [pid 4341] setpgid(0, 0 [pid 4340] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4340, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4345] setpgid(0, 0 [pid 4344] setpgid(0, 0 [pid 4342] setpgid(0, 0 [pid 4345] <... setpgid resumed>) = 0 [pid 4344] <... setpgid resumed>) = 0 [pid 4341] <... setpgid resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4342] <... setpgid resumed>) = 0 [pid 4341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4341] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4345] <... openat resumed>) = 3 [pid 4344] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 4345] write(3, "1000", 4 [pid 4344] write(3, "1000", 4 [pid 4342] <... openat resumed>) = 3 [pid 4341] write(3, "1000", 4 [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 4345] <... write resumed>) = 4 [pid 4344] <... write resumed>) = 4 [pid 4342] write(3, "1000", 4 [pid 4341] <... write resumed>) = 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4346 [pid 4345] close(3 [pid 4344] close(3 [pid 4342] <... write resumed>) = 4 [pid 4341] close(3 [pid 4345] <... close resumed>) = 0 [pid 4344] <... close resumed>) = 0 [pid 4342] close(3 [pid 4341] <... close resumed>) = 0 [pid 4345] mkdir("./file0", 0777 [pid 4342] <... close resumed>) = 0 [pid 4344] mkdir("./file0", 0777 [pid 4341] mkdir("./file0", 0777 [pid 4342] mkdir("./file0", 0777 [pid 4344] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4341] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4345] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4342] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4344] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4341] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4342] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4345] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4344] pipe2( [pid 4341] pipe2( [pid 4342] pipe2( [pid 4345] pipe2( [pid 4344] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4341] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4345] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4342] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4344] dup(4 [pid 4345] dup(4 [pid 4342] dup(4 [pid 4341] dup(4 [pid 4344] <... dup resumed>) = 5 [pid 4345] <... dup resumed>) = 5 [pid 4341] <... dup resumed>) = 5 [pid 4344] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4345] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4341] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4342] <... dup resumed>) = 5 [pid 4342] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4346 attached [pid 4346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4346] setpgid(0, 0) = 0 [pid 4346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4346] write(3, "1000", 4) = 4 [pid 4346] close(3) = 0 [pid 4346] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4343] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4346] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4343] exit_group(0) = ? [pid 4346] pipe2( [pid 4343] +++ exited with 0 +++ [pid 4346] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4345] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4344] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4342] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4341] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4343, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4345] exit_group(0 [pid 4344] exit_group(0 [pid 4345] <... exit_group resumed>) = ? [pid 4344] <... exit_group resumed>) = ? [pid 4346] dup(4 [pid 4345] +++ exited with 0 +++ [pid 4344] +++ exited with 0 +++ [pid 4342] exit_group(0 [pid 4341] exit_group(0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4345, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4341] <... exit_group resumed>) = ? [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4347 [pid 4341] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4341, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 4347 attached [pid 4347] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... openat resumed>) = 3 [pid 4347] <... prctl resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4346] <... dup resumed>) = 5 [pid 4342] <... exit_group resumed>) = ? [pid 3607] <... restart_syscall resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [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 [pid 4346] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4342] +++ exited with 0 +++ [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4342, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4348 [pid 3609] close(3 [pid 3606] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4347] setpgid(0, 0 [pid 3611] <... openat resumed>) = 3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4347] <... setpgid resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4347] <... openat resumed>) = 3 [pid 3611] close(3 [pid 4347] write(3, "1000", 4 [pid 3611] <... close resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4349 [pid 4347] <... write resumed>) = 4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4350 [pid 4347] close(3) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4351 [pid 4347] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4347] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4347] pipe2([3, 4], 0) = 0 [pid 4347] dup(4) = 5 [pid 4347] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4349 attached [pid 4349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4349] setpgid(0, 0) = 0 [pid 4349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4349] write(3, "1000", 4) = 4 [pid 4349] close(3) = 0 [pid 4349] mkdir("./file0", 0777./strace-static-x86_64: Process 4351 attached ) = -1 EEXIST (File exists) [pid 4351] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4349] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4349] pipe2( [pid 4351] <... prctl resumed>) = 0 [pid 4349] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4351] setpgid(0, 0 [pid 4349] dup(4 [pid 4351] <... setpgid resumed>) = 0 [pid 4349] <... dup resumed>) = 5 [pid 4351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4349] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4351] <... openat resumed>) = 3 [pid 4351] write(3, "1000", 4) = 4 [pid 4351] close(3) = 0 [pid 4351] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4351] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4351] pipe2([3, 4], 0) = 0 [pid 4351] dup(4) = 5 [pid 4351] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4348 attached [pid 4348] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4350 attached ) = 0 [pid 4348] setpgid(0, 0) = 0 [pid 4348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4348] write(3, "1000", 4 [pid 4350] setpgid(0, 0 [pid 4348] <... write resumed>) = 4 [pid 4350] <... setpgid resumed>) = 0 [pid 4348] close(3) = 0 [pid 4350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4348] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4348] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4350] <... openat resumed>) = 3 [pid 4350] write(3, "1000", 4 [pid 4348] pipe2([3, 4], 0) = 0 [pid 4350] <... write resumed>) = 4 [pid 4350] close(3 [pid 4348] dup(4 [pid 4346] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4346] exit_group(0 [pid 4350] <... close resumed>) = 0 [pid 4348] <... dup resumed>) = 5 [pid 4350] mkdir("./file0", 0777 [pid 4348] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4347] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4346] <... exit_group resumed>) = ? [pid 4350] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4347] exit_group(0 [pid 4346] +++ exited with 0 +++ [pid 4350] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4347] <... exit_group resumed>) = ? [pid 4350] pipe2([3, 4], 0) = 0 [pid 4347] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4346, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4350] dup(4) = 5 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4350] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4347, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4352 attached ) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4352 [pid 3610] close(3 [pid 4352] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4353 [pid 4352] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4353 attached [pid 4352] setpgid(0, 0 [pid 4353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4352] <... setpgid resumed>) = 0 [pid 4352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4353] setpgid(0, 0 [pid 4352] <... openat resumed>) = 3 [pid 4351] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4349] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4353] <... setpgid resumed>) = 0 [pid 4352] write(3, "1000", 4 [pid 4351] exit_group(0 [pid 4349] exit_group(0 [pid 4353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4352] <... write resumed>) = 4 [pid 4351] <... exit_group resumed>) = ? [pid 4349] <... exit_group resumed>) = ? [pid 4353] <... openat resumed>) = 3 [pid 4352] close(3 [pid 4351] +++ exited with 0 +++ [pid 4349] +++ exited with 0 +++ [pid 4353] write(3, "1000", 4 [pid 4352] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4353] <... write resumed>) = 4 [pid 4352] mkdir("./file0", 0777 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4349, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4353] close(3 [pid 4352] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4353] <... close resumed>) = 0 [pid 4352] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4353] mkdir("./file0", 0777 [pid 4352] pipe2( [pid 3611] <... openat resumed>) = 3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4353] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4352] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4353] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4352] dup(4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4353] pipe2( [pid 4352] <... dup resumed>) = 5 [pid 3611] close(3 [pid 4353] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4352] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4353] dup(4 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4353] <... dup resumed>) = 5 [pid 3609] <... openat resumed>) = 3 [pid 4353] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4354 [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 4355 attached , child_tidptr=0x555556691690) = 4355 [pid 4355] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4355] setpgid(0, 0) = 0 [pid 4355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4355] write(3, "1000", 4) = 4 [pid 4355] close(3) = 0 [pid 4355] mkdir("./file0", 0777./strace-static-x86_64: Process 4354 attached [pid 4350] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4348] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4355] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4350] exit_group(0 [pid 4348] exit_group(0 [pid 4350] <... exit_group resumed>) = ? [pid 4348] <... exit_group resumed>) = ? [pid 4350] +++ exited with 0 +++ [pid 4348] +++ exited with 0 +++ [pid 4355] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4355] pipe2( [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4350, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4355] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4354] <... prctl resumed>) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4355] dup(4 [pid 4354] setpgid(0, 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4355] <... dup resumed>) = 5 [pid 4354] <... setpgid resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4355] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4352] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4354] write(3, "1000", 4 [pid 4352] exit_group(0 [pid 3606] <... openat resumed>) = 3 [pid 4354] <... write resumed>) = 4 [pid 4352] <... exit_group resumed>) = ? [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4354] close(3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4354] <... close resumed>) = 0 [pid 4352] +++ exited with 0 +++ [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 4354] mkdir("./file0", 0777 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 [pid 4354] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4354] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4356 attached ./strace-static-x86_64: Process 4357 attached [pid 4354] pipe2( [pid 4353] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4355] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4353] exit_group(0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4357 [pid 4355] exit_group(0 [pid 4353] <... exit_group resumed>) = ? [pid 3608] close(3 [pid 4357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4356] <... prctl resumed>) = 0 [pid 4355] <... exit_group resumed>) = ? [pid 4354] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4353] +++ exited with 0 +++ [pid 3608] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4356 [pid 4357] <... prctl resumed>) = 0 [pid 4356] setpgid(0, 0 [pid 4355] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4353, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4357] setpgid(0, 0 [pid 4356] <... setpgid resumed>) = 0 [pid 4354] dup(4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4358 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4354] <... dup resumed>) = 5 [pid 3610] <... openat resumed>) = 3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4355, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [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 4354] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4357] <... setpgid resumed>) = 0 [pid 4356] <... openat resumed>) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4359 ./strace-static-x86_64: Process 4359 attached [pid 3609] <... restart_syscall resumed>) = 0 [pid 4359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4356] write(3, "1000", 4 [pid 4359] setpgid(0, 0) = 0 [pid 4356] <... write resumed>) = 4 [pid 4359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4356] close(3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... openat resumed>) = 3 [pid 4357] <... openat resumed>) = 3 [pid 4356] <... close resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4357] write(3, "1000", 4) = 4 [pid 4356] mkdir("./file0", 0777 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4359] write(3, "1000", 4) = 4 [pid 4359] close(3) = 0 [pid 4357] close(3 [pid 3609] close(3 [pid 4356] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4357] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 4356] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4357] mkdir("./file0", 0777 [pid 4356] pipe2( [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4359] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4359] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4359] pipe2( [pid 4357] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4356] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4360 [pid 4359] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4359] dup(4) = 5 [pid 4359] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4358 attached [pid 4357] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4356] dup(4 [pid 4357] pipe2( [pid 4356] <... dup resumed>) = 5 [pid 4357] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4356] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4360 attached [pid 4360] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4357] dup(4 [pid 4360] <... prctl resumed>) = 0 [pid 4357] <... dup resumed>) = 5 [pid 4360] setpgid(0, 0) = 0 [pid 4357] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4360] write(3, "1000", 4) = 4 [pid 4360] close(3) = 0 [pid 4360] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4360] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4360] pipe2([3, 4], 0) = 0 [pid 4360] dup(4) = 5 [pid 4360] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4358] <... prctl resumed>) = 0 [pid 4358] setpgid(0, 0) = 0 [pid 4358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4358] write(3, "1000", 4) = 4 [pid 4358] close(3) = 0 [pid 4358] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4358] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4358] pipe2([3, 4], 0) = 0 [pid 4358] dup(4) = 5 [pid 4358] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4354] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4354] exit_group(0) = ? [pid 4354] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4361 attached , child_tidptr=0x555556691690) = 4361 [pid 4361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4361] setpgid(0, 0) = 0 [pid 4361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4361] write(3, "1000", 4) = 4 [pid 4361] close(3) = 0 [pid 4361] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4361] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4358] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4356] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4361] pipe2( [pid 4358] exit_group(0 [pid 4356] exit_group(0 [pid 4357] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4356] <... exit_group resumed>) = ? [pid 4358] <... exit_group resumed>) = ? [pid 4357] exit_group(0 [pid 4361] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4359] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4358] +++ exited with 0 +++ [pid 4357] <... exit_group resumed>) = ? [pid 4356] +++ exited with 0 +++ [pid 4359] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4357] +++ exited with 0 +++ [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4361] dup(4 [pid 4360] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4359] <... exit_group resumed>) = ? [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4357, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... restart_syscall resumed>) = 0 [pid 4361] <... dup resumed>) = 5 [pid 4360] exit_group(0 [pid 4359] +++ exited with 0 +++ [pid 4361] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4360] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4360] +++ exited with 0 +++ [pid 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4360, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... close resumed>) = 0 [pid 3607] close(3 [pid 3606] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4363 attached ./strace-static-x86_64: Process 4362 attached [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4362 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4363 ./strace-static-x86_64: Process 4364 attached [pid 4363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4362] <... prctl resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 4364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4363] <... prctl resumed>) = 0 [pid 4362] setpgid(0, 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4364 [pid 4364] <... prctl resumed>) = 0 [pid 4363] setpgid(0, 0 [pid 4362] <... setpgid resumed>) = 0 [pid 3610] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4365 attached [pid 4364] setpgid(0, 0 [pid 4363] <... setpgid resumed>) = 0 [pid 4362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 4364] <... setpgid resumed>) = 0 [pid 4363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4362] <... openat resumed>) = 3 [pid 4365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4365 [pid 4365] <... prctl resumed>) = 0 [pid 4364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4363] <... openat resumed>) = 3 [pid 4362] write(3, "1000", 4 [pid 4363] write(3, "1000", 4 [pid 4362] <... write resumed>) = 4 [pid 4365] setpgid(0, 0 [pid 4364] <... openat resumed>) = 3 [pid 4363] <... write resumed>) = 4 [pid 4362] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4366 [pid 4365] <... setpgid resumed>) = 0 [pid 4364] write(3, "1000", 4 [pid 4363] close(3 [pid 4362] <... close resumed>) = 0 [pid 4361] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4364] <... write resumed>) = 4 [pid 4363] <... close resumed>) = 0 [pid 4362] mkdir("./file0", 0777 [pid 4361] exit_group(0 [pid 4365] <... openat resumed>) = 3 [pid 4364] close(3 [pid 4363] mkdir("./file0", 0777 [pid 4362] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4361] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4366 attached [pid 4365] write(3, "1000", 4 [pid 4364] <... close resumed>) = 0 [pid 4363] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4362] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4363] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4362] pipe2( [pid 4364] mkdir("./file0", 0777 [pid 4361] +++ exited with 0 +++ [pid 4365] <... write resumed>) = 4 [pid 4366] <... prctl resumed>) = 0 [pid 4365] close(3 [pid 4364] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4363] pipe2( [pid 4362] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4361, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4366] setpgid(0, 0 [pid 4365] <... close resumed>) = 0 [pid 4364] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4363] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4362] dup(4 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4366] <... setpgid resumed>) = 0 [pid 4365] mkdir("./file0", 0777 [pid 4364] pipe2( [pid 4363] dup(4 [pid 4362] <... dup resumed>) = 5 [pid 3611] <... restart_syscall resumed>) = 0 [pid 4365] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4364] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4363] <... dup resumed>) = 5 [pid 4362] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4365] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4364] dup(4 [pid 4363] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4366] <... openat resumed>) = 3 [pid 4365] pipe2( [pid 4364] <... dup resumed>) = 5 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4366] write(3, "1000", 4 [pid 4365] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4364] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... openat resumed>) = 3 [pid 4366] <... write resumed>) = 4 [pid 4365] dup(4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4366] close(3 [pid 4365] <... dup resumed>) = 5 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4366] <... close resumed>) = 0 [pid 4365] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] close(3 [pid 4366] mkdir("./file0", 0777 [pid 3611] <... close resumed>) = 0 [pid 4366] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4366] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4366] pipe2( [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4367 [pid 4366] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4366] dup(4) = 5 [pid 4366] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4362] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4362] exit_group(0) = ? [pid 4362] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4362, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4367 attached [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... restart_syscall resumed>) = 0 [pid 4367] <... prctl resumed>) = 0 [pid 4367] setpgid(0, 0) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... openat resumed>) = 3 [pid 4367] <... 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=0x555556691690) = 4368 ./strace-static-x86_64: Process 4368 attached [pid 4368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4368] setpgid(0, 0) = 0 [pid 4368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4367] write(3, "1000", 4 [pid 4368] write(3, "1000", 4 [pid 4367] <... write resumed>) = 4 [pid 4367] close(3) = 0 [pid 4367] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4367] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4367] pipe2([3, 4], 0) = 0 [pid 4367] dup(4) = 5 [pid 4368] <... write resumed>) = 4 [pid 4367] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4368] close(3) = 0 [pid 4368] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4368] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4368] pipe2([3, 4], 0) = 0 [pid 4368] dup(4) = 5 [pid 4368] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4363] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4363] exit_group(0 [pid 4366] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4364] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4363] <... exit_group resumed>) = ? [pid 4366] exit_group(0 [pid 4365] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4364] exit_group(0 [pid 4363] +++ exited with 0 +++ [pid 4366] <... exit_group resumed>) = ? [pid 4365] exit_group(0 [pid 4364] <... exit_group resumed>) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4363, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4366] +++ exited with 0 +++ [pid 4365] <... exit_group resumed>) = ? [pid 4364] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4366, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4364, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4365] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3609] close(3 [pid 3607] close(3 [pid 3606] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4371 attached ./strace-static-x86_64: Process 4369 attached [pid 4367] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4369 [pid 4371] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4367] exit_group(0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4370 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4371 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4372 ./strace-static-x86_64: Process 4372 attached [pid 4371] <... prctl resumed>) = 0 [pid 4369] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4367] <... exit_group resumed>) = ? [pid 4371] setpgid(0, 0 [pid 4369] <... prctl resumed>) = 0 [pid 4367] +++ exited with 0 +++ [pid 4372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4371] <... setpgid resumed>) = 0 [pid 4369] setpgid(0, 0 [pid 4372] <... prctl resumed>) = 0 [pid 4371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4369] <... setpgid resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4367, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4371] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4372] setpgid(0, 0 [pid 4371] write(3, "1000", 4 [pid 4369] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4368] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... openat resumed>) = 3 [pid 4372] <... setpgid resumed>) = 0 [pid 4371] <... write resumed>) = 4 [pid 4369] <... openat resumed>) = 3 [pid 4368] exit_group(0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4371] close(3 [pid 4369] write(3, "1000", 4 [pid 4368] <... exit_group resumed>) = ? [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4370 attached [pid 4371] <... close resumed>) = 0 [pid 4368] +++ exited with 0 +++ [pid 3611] close(3 [pid 4372] <... openat resumed>) = 3 [pid 4371] mkdir("./file0", 0777 [pid 4370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4369] <... write resumed>) = 4 [pid 3611] <... close resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4368, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4372] write(3, "1000", 4 [pid 4371] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4370] <... prctl resumed>) = 0 [pid 4369] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4373 attached [pid 4372] <... write resumed>) = 4 [pid 4371] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4370] setpgid(0, 0 [pid 4369] <... close resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4372] close(3 [pid 4371] pipe2( [pid 4370] <... setpgid resumed>) = 0 [pid 4369] mkdir("./file0", 0777 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4373 [pid 4373] <... prctl resumed>) = 0 [pid 4372] <... close resumed>) = 0 [pid 4371] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4369] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4373] setpgid(0, 0 [pid 4372] mkdir("./file0", 0777 [pid 4371] dup(4 [pid 4369] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4373] <... setpgid resumed>) = 0 [pid 4372] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4371] <... dup resumed>) = 5 [pid 4369] pipe2( [pid 4373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4372] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4371] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4370] <... openat resumed>) = 3 [pid 4369] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4373] <... openat resumed>) = 3 [pid 4372] pipe2( [pid 4370] write(3, "1000", 4 [pid 4369] dup(4 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4373] write(3, "1000", 4 [pid 4372] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4370] <... write resumed>) = 4 [pid 4369] <... dup resumed>) = 5 [pid 3608] <... openat resumed>) = 3 [pid 4373] <... write resumed>) = 4 [pid 4372] dup(4 [pid 4370] close(3 [pid 4369] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4370] <... close resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4373] close(3 [pid 4372] <... dup resumed>) = 5 [pid 4370] mkdir("./file0", 0777 [pid 3608] close(3 [pid 4373] <... close resumed>) = 0 [pid 4372] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4370] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... close resumed>) = 0 [pid 4373] mkdir("./file0", 0777 [pid 4370] --- 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./strace-static-x86_64: Process 4374 attached [pid 4373] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4370] pipe2( [pid 4373] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4370] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4374 [pid 4374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4373] pipe2( [pid 4370] dup(4 [pid 4374] <... prctl resumed>) = 0 [pid 4373] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4370] <... dup resumed>) = 5 [pid 4374] setpgid(0, 0 [pid 4373] dup(4 [pid 4370] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4374] <... setpgid resumed>) = 0 [pid 4373] <... dup resumed>) = 5 [pid 4374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4373] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4374] <... openat resumed>) = 3 [pid 4374] write(3, "1000", 4) = 4 [pid 4374] close(3) = 0 [pid 4374] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4374] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4374] pipe2([3, 4], 0) = 0 [pid 4374] dup(4) = 5 [pid 4371] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4371] exit_group(0) = ? [pid 4374] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4371] +++ exited with 0 +++ [pid 4370] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4372] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4370] exit_group(0 [pid 4369] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4373] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4370] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4371, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4369] exit_group(0 [pid 4373] exit_group(0 [pid 4372] exit_group(0 [pid 4370] +++ exited with 0 +++ [pid 4369] <... exit_group resumed>) = ? [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4373] <... exit_group resumed>) = ? [pid 4372] <... exit_group resumed>) = ? [pid 4369] +++ exited with 0 +++ [pid 3607] <... restart_syscall resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4370, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4372] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4369, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... restart_syscall resumed>) = 0 [pid 4373] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4372, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4373, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3606] close(3 [pid 3611] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4375 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4376 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4377 [pid 3610] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3607] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 ./strace-static-x86_64: Process 4375 attached ./strace-static-x86_64: Process 4376 attached [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4378 [pid 4376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4379 [pid 4376] <... prctl resumed>) = 0 [pid 4376] setpgid(0, 0) = 0 [pid 4375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4377 attached ./strace-static-x86_64: Process 4378 attached ) = 3 [pid 4378] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4376] write(3, "1000", 4 [pid 4375] <... prctl resumed>) = 0 [pid 4378] <... prctl resumed>) = 0 [pid 4377] <... prctl resumed>) = 0 [pid 4376] <... write resumed>) = 4 [pid 4375] setpgid(0, 0 [pid 4378] setpgid(0, 0 [pid 4377] setpgid(0, 0 [pid 4376] close(3 [pid 4375] <... setpgid resumed>) = 0 [pid 4376] <... close resumed>) = 0 [pid 4378] <... setpgid resumed>) = 0 [pid 4378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4377] <... setpgid resumed>) = 0 [pid 4376] mkdir("./file0", 0777 [pid 4375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4378] <... openat resumed>) = 3 [pid 4377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4376] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4375] <... openat resumed>) = 3 [pid 4378] write(3, "1000", 4 [pid 4377] <... openat resumed>) = 3 [pid 4376] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4375] write(3, "1000", 4./strace-static-x86_64: Process 4379 attached [pid 4378] <... write resumed>) = 4 [pid 4377] write(3, "1000", 4 [pid 4376] pipe2( [pid 4375] <... write resumed>) = 4 [pid 4379] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4378] close(3 [pid 4377] <... write resumed>) = 4 [pid 4376] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4375] close(3 [pid 4379] <... prctl resumed>) = 0 [pid 4378] <... close resumed>) = 0 [pid 4377] close(3 [pid 4376] dup(4 [pid 4375] <... close resumed>) = 0 [pid 4379] setpgid(0, 0 [pid 4378] mkdir("./file0", 0777 [pid 4377] <... close resumed>) = 0 [pid 4376] <... dup resumed>) = 5 [pid 4375] mkdir("./file0", 0777 [pid 4379] <... setpgid resumed>) = 0 [pid 4378] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4377] mkdir("./file0", 0777 [pid 4376] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4375] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4378] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4377] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4375] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4379] <... openat resumed>) = 3 [pid 4378] pipe2( [pid 4377] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4375] pipe2( [pid 4379] write(3, "1000", 4 [pid 4378] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4377] pipe2( [pid 4375] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4379] <... write resumed>) = 4 [pid 4378] dup(4 [pid 4377] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4375] dup(4 [pid 4379] close(3 [pid 4378] <... dup resumed>) = 5 [pid 4377] dup(4 [pid 4375] <... dup resumed>) = 5 [pid 4379] <... close resumed>) = 0 [pid 4378] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4377] <... dup resumed>) = 5 [pid 4375] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4374] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4379] mkdir("./file0", 0777 [pid 4377] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4374] exit_group(0 [pid 4379] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4379] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4379] pipe2([3, 4], 0) = 0 [pid 4379] dup(4) = 5 [pid 4379] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4374] <... exit_group resumed>) = ? [pid 4374] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4374, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4376] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4376] exit_group(0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4376] <... exit_group resumed>) = ? [pid 4375] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4378] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4376] +++ exited with 0 +++ [pid 4375] exit_group(0 [pid 4378] exit_group(0) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4376, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4378] +++ exited with 0 +++ [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 4375] <... exit_group resumed>) = ? [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4378, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4380 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] close(3 [pid 4377] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4375] +++ exited with 0 +++ [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 4380 attached [pid 4377] exit_group(0 [pid 3610] close(3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4375, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4377] <... exit_group resumed>) = ? [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4381 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4382 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4377] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... openat resumed>) = 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 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 4379] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4383 ./strace-static-x86_64: Process 4383 attached ./strace-static-x86_64: Process 4381 attached [pid 4380] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4379] exit_group(0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4380] <... prctl resumed>) = 0 [pid 4379] <... exit_group resumed>) = ? [pid 3611] close(3 [pid 4380] setpgid(0, 0 [pid 3611] <... close resumed>) = 0 [pid 4380] <... setpgid resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4379] +++ exited with 0 +++ [pid 4381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4380] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4384 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4379, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4383] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4380] write(3, "1000", 4./strace-static-x86_64: Process 4384 attached ./strace-static-x86_64: Process 4382 attached [pid 4383] <... prctl resumed>) = 0 [pid 4381] <... prctl resumed>) = 0 [pid 4380] <... write resumed>) = 4 [pid 4380] close(3 [pid 4383] setpgid(0, 0 [pid 4381] setpgid(0, 0 [pid 4380] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4383] <... setpgid resumed>) = 0 [pid 4381] <... setpgid resumed>) = 0 [pid 4380] mkdir("./file0", 0777 [pid 3607] <... openat resumed>) = 3 [pid 4382] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4380] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4380] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] close(3 [pid 4380] pipe2( [pid 4383] <... openat resumed>) = 3 [pid 4381] <... openat resumed>) = 3 [pid 4380] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... close resumed>) = 0 [pid 4380] dup(4 [pid 4383] write(3, "1000", 4 [pid 4382] <... prctl resumed>) = 0 [pid 4381] write(3, "1000", 4 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4380] <... dup resumed>) = 5 [pid 4380] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4384] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4383] <... write resumed>) = 4 [pid 4382] setpgid(0, 0 [pid 4381] <... write resumed>) = 4 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4385 [pid 4384] <... prctl resumed>) = 0 [pid 4383] close(3 [pid 4382] <... setpgid resumed>) = 0 [pid 4381] close(3 [pid 4384] setpgid(0, 0 [pid 4383] <... close resumed>) = 0 [pid 4382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4381] <... close resumed>) = 0 ./strace-static-x86_64: Process 4385 attached [pid 4384] <... setpgid resumed>) = 0 [pid 4383] mkdir("./file0", 0777 [pid 4382] <... openat resumed>) = 3 [pid 4381] mkdir("./file0", 0777 [pid 4380] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4385] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4383] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4382] write(3, "1000", 4 [pid 4381] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4380] exit_group(0 [pid 4385] <... prctl resumed>) = 0 [pid 4384] <... openat resumed>) = 3 [pid 4383] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4382] <... write resumed>) = 4 [pid 4381] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4380] <... exit_group resumed>) = ? [pid 4385] setpgid(0, 0 [pid 4384] write(3, "1000", 4 [pid 4383] pipe2( [pid 4382] close(3 [pid 4381] pipe2( [pid 4384] <... write resumed>) = 4 [pid 4383] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4382] <... close resumed>) = 0 [pid 4381] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4385] <... setpgid resumed>) = 0 [pid 4384] close(3 [pid 4383] dup(4 [pid 4382] mkdir("./file0", 0777 [pid 4381] dup(4 [pid 4380] +++ exited with 0 +++ [pid 4385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4384] <... close resumed>) = 0 [pid 4383] <... dup resumed>) = 5 [pid 4382] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4381] <... dup resumed>) = 5 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4380, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4385] <... openat resumed>) = 3 [pid 4384] mkdir("./file0", 0777 [pid 4383] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4382] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4381] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4385] write(3, "1000", 4 [pid 4384] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4382] pipe2( [pid 3606] <... restart_syscall resumed>) = 0 [pid 4385] <... write resumed>) = 4 [pid 4384] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4382] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4385] close(3 [pid 4384] pipe2( [pid 4382] dup(4 [pid 4385] <... close resumed>) = 0 [pid 4384] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4382] <... dup resumed>) = 5 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4385] mkdir("./file0", 0777 [pid 4384] dup(4 [pid 4382] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... openat resumed>) = 3 [pid 4385] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4385] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4385] pipe2( [pid 3606] close(3 [pid 4385] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... close resumed>) = 0 [pid 4385] dup(4 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4385] <... dup resumed>) = 5 [pid 4385] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4386 [pid 4384] <... dup resumed>) = 5 [pid 4384] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4386 attached [pid 4386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4386] setpgid(0, 0) = 0 [pid 4385] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4385] exit_group(0) = ? [pid 4385] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4383] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4383] exit_group(0 [pid 4386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4384] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4383] <... exit_group resumed>) = ? [pid 4382] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4381] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4386] <... openat resumed>) = 3 [pid 4381] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4386] write(3, "1000", 4) = 4 [pid 3607] <... openat resumed>) = 3 [pid 4381] <... exit_group resumed>) = ? [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4386] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4386] <... close resumed>) = 0 [pid 4386] mkdir("./file0", 0777 [pid 3607] close(3 [pid 4386] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4386] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4386] pipe2([3, 4], 0) = 0 [pid 3607] <... close resumed>) = 0 [pid 4382] exit_group(0 [pid 4386] dup(4 [pid 4382] <... exit_group resumed>) = ? [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4386] <... dup resumed>) = 5 [pid 4386] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4381] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4381, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4387 [pid 4384] exit_group(0 [pid 4383] +++ exited with 0 +++ [pid 4382] +++ exited with 0 +++ ./strace-static-x86_64: Process 4387 attached [pid 4384] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4382, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4383, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4384] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4384, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4387] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 4387] <... prctl resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4387] setpgid(0, 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4387] <... setpgid resumed>) = 0 [pid 3611] close(3 [pid 3608] close(3 [pid 3611] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 4388 attached [pid 4387] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4388 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4387] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] close(3 [pid 4387] write(3, "1000", 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4389 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 4387] <... write resumed>) = 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4390 [pid 4387] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4391 [pid 4387] <... close resumed>) = 0 ./strace-static-x86_64: Process 4391 attached ./strace-static-x86_64: Process 4390 attached [pid 4388] <... prctl resumed>) = 0 [pid 4387] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4387] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4389 attached [pid 4391] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4389] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4388] setpgid(0, 0 [pid 4387] pipe2( [pid 4389] <... prctl resumed>) = 0 [pid 4389] setpgid(0, 0) = 0 [pid 4387] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4387] dup(4) = 5 [pid 4388] <... setpgid resumed>) = 0 [pid 4387] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4386] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4386] exit_group(0) = ? [pid 4388] <... openat resumed>) = 3 [pid 4391] <... prctl resumed>) = 0 [pid 4386] +++ exited with 0 +++ [pid 4390] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4388] write(3, "1000", 4 [pid 4389] <... openat resumed>) = 3 [pid 4388] <... write resumed>) = 4 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4391] setpgid(0, 0 [pid 4390] <... prctl resumed>) = 0 [pid 4389] write(3, "1000", 4 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4389] <... write resumed>) = 4 [pid 4388] close(3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4389] close(3 [pid 4388] <... close resumed>) = 0 [pid 4389] <... close resumed>) = 0 [pid 4388] mkdir("./file0", 0777 [pid 4389] mkdir("./file0", 0777 [pid 4388] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4389] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4388] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... openat resumed>) = 3 [pid 4389] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4391] <... setpgid resumed>) = 0 [pid 4388] pipe2( [pid 4390] setpgid(0, 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4389] pipe2( [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4389] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] close(3 [pid 4389] dup(4 [pid 4388] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... close resumed>) = 0 [pid 4389] <... dup resumed>) = 5 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4388] dup(4 [pid 4391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4390] <... setpgid resumed>) = 0 [pid 4389] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4387] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4391] <... openat resumed>) = 3 [pid 4390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4388] <... dup resumed>) = 5 [pid 4387] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4392 [pid 4391] write(3, "1000", 4 [pid 4388] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4390] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4392 attached [pid 4392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4392] setpgid(0, 0) = 0 [pid 4392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4391] <... write resumed>) = 4 [pid 4390] write(3, "1000", 4 [pid 4387] <... exit_group resumed>) = ? [pid 4392] <... openat resumed>) = 3 [pid 4391] close(3 [pid 4390] <... write resumed>) = 4 [pid 4392] write(3, "1000", 4 [pid 4391] <... close resumed>) = 0 [pid 4390] close(3 [pid 4391] mkdir("./file0", 0777 [pid 4390] <... close resumed>) = 0 [pid 4391] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4390] mkdir("./file0", 0777 [pid 4391] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4392] <... write resumed>) = 4 [pid 4392] close(3) = 0 [pid 4392] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4387] +++ exited with 0 +++ [pid 4391] pipe2( [pid 4390] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4387, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4391] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4390] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... restart_syscall resumed>) = 0 [pid 4392] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4391] dup(4 [pid 4390] pipe2( [pid 4392] pipe2( [pid 4391] <... dup resumed>) = 5 [pid 4390] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4392] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4391] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4390] dup(4 [pid 3607] <... openat resumed>) = 3 [pid 4392] dup(4 [pid 4390] <... dup resumed>) = 5 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4392] <... dup resumed>) = 5 [pid 4390] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4392] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4393 ./strace-static-x86_64: Process 4393 attached [pid 4393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4389] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4388] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4393] <... prctl resumed>) = 0 [pid 4392] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4391] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4390] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4389] exit_group(0 [pid 4388] exit_group(0 [pid 4393] setpgid(0, 0 [pid 4392] exit_group(0 [pid 4391] exit_group(0 [pid 4390] exit_group(0 [pid 4389] <... exit_group resumed>) = ? [pid 4388] <... exit_group resumed>) = ? [pid 4393] <... setpgid resumed>) = 0 [pid 4392] <... exit_group resumed>) = ? [pid 4391] <... exit_group resumed>) = ? [pid 4390] <... exit_group resumed>) = ? [pid 4389] +++ exited with 0 +++ [pid 4388] +++ exited with 0 +++ [pid 4393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4392] +++ exited with 0 +++ [pid 4391] +++ exited with 0 +++ [pid 4390] +++ exited with 0 +++ [pid 4393] <... openat resumed>) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4388, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4390, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4391, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4393] write(3, "1000", 4 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4393] <... write resumed>) = 4 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4393] close(3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4393] <... close resumed>) = 0 [pid 4393] mkdir("./file0", 0777 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4393] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 4393] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3610] close(3 [pid 3609] close(3 [pid 3608] close(3 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4393] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4394 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4395 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4396 [pid 4393] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4397 [pid 3606] <... openat resumed>) = 3 [pid 4393] dup(4) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4393] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4396 attached [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4398 [pid 4396] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4398 attached ./strace-static-x86_64: Process 4397 attached ./strace-static-x86_64: Process 4395 attached ) = 0 ./strace-static-x86_64: Process 4394 attached [pid 4397] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4396] setpgid(0, 0 [pid 4395] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4397] <... prctl resumed>) = 0 [pid 4396] <... setpgid resumed>) = 0 [pid 4395] <... prctl resumed>) = 0 [pid 4394] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4398] <... prctl resumed>) = 0 [pid 4397] setpgid(0, 0 [pid 4396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4395] setpgid(0, 0 [pid 4394] <... prctl resumed>) = 0 [pid 4398] setpgid(0, 0 [pid 4397] <... setpgid resumed>) = 0 [pid 4395] <... setpgid resumed>) = 0 [pid 4398] <... setpgid resumed>) = 0 [pid 4397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4396] <... openat resumed>) = 3 [pid 4395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4394] setpgid(0, 0 [pid 4393] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4397] <... openat resumed>) = 3 [pid 4396] write(3, "1000", 4 [pid 4395] <... openat resumed>) = 3 [pid 4394] <... setpgid resumed>) = 0 [pid 4398] <... openat resumed>) = 3 [pid 4397] write(3, "1000", 4 [pid 4396] <... write resumed>) = 4 [pid 4395] write(3, "1000", 4 [pid 4393] exit_group(0 [pid 4398] write(3, "1000", 4 [pid 4397] <... write resumed>) = 4 [pid 4396] close(3 [pid 4395] <... write resumed>) = 4 [pid 4394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4393] <... exit_group resumed>) = ? [pid 4398] <... write resumed>) = 4 [pid 4397] close(3 [pid 4396] <... close resumed>) = 0 [pid 4395] close(3 [pid 4393] +++ exited with 0 +++ [pid 4398] close(3 [pid 4397] <... close resumed>) = 0 [pid 4396] mkdir("./file0", 0777 [pid 4395] <... close resumed>) = 0 [pid 4394] <... openat resumed>) = 3 [pid 4398] <... close resumed>) = 0 [pid 4397] mkdir("./file0", 0777 [pid 4396] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4395] mkdir("./file0", 0777 [pid 4394] write(3, "1000", 4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4393, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4398] mkdir("./file0", 0777 [pid 4397] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4396] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4395] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4394] <... write resumed>) = 4 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4398] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4397] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4396] pipe2( [pid 4395] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4394] close(3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4398] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4397] pipe2( [pid 4396] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4395] pipe2( [pid 4394] <... close resumed>) = 0 [pid 4398] pipe2( [pid 4397] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4396] dup(4 [pid 4395] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4394] mkdir("./file0", 0777 [pid 4398] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4397] dup(4 [pid 4396] <... dup resumed>) = 5 [pid 4395] dup(4 [pid 4394] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4398] dup(4 [pid 4397] <... dup resumed>) = 5 [pid 4396] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4395] <... dup resumed>) = 5 [pid 4394] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... openat resumed>) = 3 [pid 4398] <... dup resumed>) = 5 [pid 4397] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4394] pipe2( [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4394] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4398] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4395] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4394] dup(4 [pid 3607] close(3 [pid 4397] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4394] <... dup resumed>) = 5 [pid 3607] <... close resumed>) = 0 [pid 4397] exit_group(0 [pid 4394] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4397] <... exit_group resumed>) = ? [pid 4397] +++ exited with 0 +++ [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4399 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4397, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4399 attached ) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 4400 [pid 4399] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4399] setpgid(0, 0) = 0 [pid 4399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4399] write(3, "1000", 4) = 4 [pid 4399] close(3) = 0 [pid 4399] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4399] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4399] pipe2([3, 4], 0) = 0 [pid 4399] dup(4) = 5 [pid 4399] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4400 attached [pid 4400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4400] setpgid(0, 0) = 0 [pid 4400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4400] write(3, "1000", 4) = 4 [pid 4395] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4400] close(3 [pid 4398] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4400] <... close resumed>) = 0 [pid 4400] mkdir("./file0", 0777 [pid 4394] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4400] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4400] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4400] pipe2( [pid 4398] exit_group(0 [pid 4396] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4395] exit_group(0 [pid 4394] exit_group(0 [pid 4400] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4398] <... exit_group resumed>) = ? [pid 4396] exit_group(0 [pid 4395] <... exit_group resumed>) = ? [pid 4394] <... exit_group resumed>) = ? [pid 4400] dup(4 [pid 4398] +++ exited with 0 +++ [pid 4396] <... exit_group resumed>) = ? [pid 4395] +++ exited with 0 +++ [pid 4394] +++ exited with 0 +++ [pid 4400] <... dup resumed>) = 5 [pid 4396] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4394, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4396, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4400] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] close(3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 3606] <... close resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4401 attached [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] close(3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4401 [pid 3611] close(3 [pid 3609] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4402 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4403 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4404 ./strace-static-x86_64: Process 4402 attached [pid 4402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4401] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4403 attached [pid 4402] <... prctl resumed>) = 0 [pid 4402] setpgid(0, 0 [pid 4401] <... prctl resumed>) = 0 [pid 4402] <... setpgid resumed>) = 0 [pid 4402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4401] setpgid(0, 0 [pid 4403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4402] <... openat resumed>) = 3 [pid 4401] <... setpgid resumed>) = 0 [pid 4399] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4402] write(3, "1000", 4 [pid 4399] exit_group(0 [pid 4402] <... write resumed>) = 4 [pid 4399] <... exit_group resumed>) = ? [pid 4402] close(3 [pid 4399] +++ exited with 0 +++ ./strace-static-x86_64: Process 4404 attached [pid 4402] <... close resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4399, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4402] mkdir("./file0", 0777 [pid 4401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4404] <... prctl resumed>) = 0 [pid 4402] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4404] setpgid(0, 0 [pid 4402] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4404] <... setpgid resumed>) = 0 [pid 4402] pipe2( [pid 4404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4403] setpgid(0, 0 [pid 4402] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4401] <... openat resumed>) = 3 [pid 4404] <... openat resumed>) = 3 [pid 4402] dup(4 [pid 4404] write(3, "1000", 4 [pid 4402] <... dup resumed>) = 5 [pid 4401] write(3, "1000", 4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4403] <... setpgid resumed>) = 0 [pid 4401] <... write resumed>) = 4 [pid 4404] <... write resumed>) = 4 [pid 4402] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4401] close(3 [pid 3607] <... openat resumed>) = 3 [pid 4404] close(3 [pid 4403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4401] <... close resumed>) = 0 [pid 4404] <... close resumed>) = 0 [pid 4404] mkdir("./file0", 0777 [pid 4403] <... openat resumed>) = 3 [pid 4401] mkdir("./file0", 0777 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4404] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] close(3 [pid 4404] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4404] pipe2( [pid 3607] <... close resumed>) = 0 [pid 4404] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4404] dup(4) = 5 [pid 4404] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4405 attached [pid 4403] write(3, "1000", 4 [pid 4401] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4400] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4403] <... write resumed>) = 4 [pid 4402] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4401] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4400] exit_group(0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4405 [pid 4401] pipe2( [pid 4400] <... exit_group resumed>) = ? [pid 4403] close(3 [pid 4402] exit_group(0) = ? [pid 4402] +++ exited with 0 +++ [pid 4401] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4403] <... close resumed>) = 0 [pid 4400] +++ exited with 0 +++ [pid 4401] dup(4 [pid 4403] mkdir("./file0", 0777 [pid 4401] <... dup resumed>) = 5 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4402, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4400, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4403] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4401] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4403] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... restart_syscall resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4404] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4404] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4404] <... exit_group resumed>) = ? [pid 3608] <... close resumed>) = 0 [pid 4404] +++ exited with 0 +++ [pid 4403] pipe2( [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4404, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4403] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4406 ./strace-static-x86_64: Process 4406 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4407 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4406] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4403] dup(4 [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4403] <... dup resumed>) = 5 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4403] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] close(3 [pid 4405] <... prctl resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4406] <... prctl resumed>) = 0 [pid 4406] setpgid(0, 0) = 0 [pid 4406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4408 [pid 4406] write(3, "1000", 4) = 4 [pid 4406] close(3) = 0 [pid 4405] setpgid(0, 0./strace-static-x86_64: Process 4407 attached [pid 4406] mkdir("./file0", 0777./strace-static-x86_64: Process 4408 attached [pid 4407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4405] <... setpgid resumed>) = 0 [pid 4406] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4406] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4405] <... openat resumed>) = 3 [pid 4406] pipe2( [pid 4407] <... prctl resumed>) = 0 [pid 4406] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4405] write(3, "1000", 4 [pid 4408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4407] setpgid(0, 0 [pid 4405] <... write resumed>) = 4 [pid 4405] close(3) = 0 [pid 4407] <... setpgid resumed>) = 0 [pid 4406] dup(4 [pid 4405] mkdir("./file0", 0777 [pid 4407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4406] <... dup resumed>) = 5 [pid 4408] <... prctl resumed>) = 0 [pid 4405] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4408] setpgid(0, 0 [pid 4407] <... openat resumed>) = 3 [pid 4406] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4405] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4408] <... setpgid resumed>) = 0 [pid 4405] pipe2( [pid 4408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4407] write(3, "1000", 4 [pid 4405] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4407] <... write resumed>) = 4 [pid 4407] close(3) = 0 [pid 4407] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4407] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4408] <... openat resumed>) = 3 [pid 4407] pipe2( [pid 4405] dup(4 [pid 4408] write(3, "1000", 4 [pid 4407] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4407] dup(4) = 5 [pid 4407] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4405] <... dup resumed>) = 5 [pid 4408] <... write resumed>) = 4 [pid 4406] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4405] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4401] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4403] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4406] exit_group(0 [pid 4403] exit_group(0) = ? [pid 4406] <... exit_group resumed>) = ? [pid 4408] close(3 [pid 4406] +++ exited with 0 +++ [pid 4403] +++ exited with 0 +++ [pid 4401] exit_group(0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4406, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4403, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4408] <... close resumed>) = 0 [pid 4407] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4401] <... exit_group resumed>) = ? [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4407] exit_group(0) = ? [pid 4407] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4407, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] close(3 [pid 3609] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -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 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4409 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4410 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4411 [pid 4401] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4401, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4408] mkdir("./file0", 0777./strace-static-x86_64: Process 4409 attached [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4408] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 4408] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] <... close resumed>) = 0 [pid 4409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4408] pipe2( [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4409] <... prctl resumed>) = 0 [pid 4409] setpgid(0, 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4412 [pid 4408] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4409] <... setpgid resumed>) = 0 [pid 4408] dup(4 [pid 4409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4408] <... dup resumed>) = 5 [pid 4409] <... openat resumed>) = 3 [pid 4408] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4410 attached [pid 4410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4409] write(3, "1000", 4) = 4 [pid 4409] close(3) = 0 ./strace-static-x86_64: Process 4412 attached ./strace-static-x86_64: Process 4411 attached [pid 4412] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4411] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4410] <... prctl resumed>) = 0 [pid 4409] mkdir("./file0", 0777 [pid 4412] <... prctl resumed>) = 0 [pid 4411] <... prctl resumed>) = 0 [pid 4410] setpgid(0, 0 [pid 4409] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4411] setpgid(0, 0 [pid 4412] setpgid(0, 0 [pid 4411] <... setpgid resumed>) = 0 [pid 4412] <... setpgid resumed>) = 0 [pid 4412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4410] <... setpgid resumed>) = 0 [pid 4409] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4409] pipe2( [pid 4410] <... openat resumed>) = 3 [pid 4409] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4410] write(3, "1000", 4 [pid 4409] dup(4 [pid 4410] <... write resumed>) = 4 [pid 4409] <... dup resumed>) = 5 [pid 4410] close(3 [pid 4409] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4410] <... close resumed>) = 0 [pid 4410] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4410] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4410] pipe2([3, 4], 0) = 0 [pid 4410] dup(4) = 5 [pid 4410] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4411] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4412] <... openat resumed>) = 3 [pid 4411] <... openat resumed>) = 3 [pid 4412] write(3, "1000", 4) = 4 [pid 4411] write(3, "1000", 4) = 4 [pid 4412] close(3) = 0 [pid 4411] close(3 [pid 4410] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4409] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4408] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4405] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4411] <... close resumed>) = 0 [pid 4412] mkdir("./file0", 0777 [pid 4411] mkdir("./file0", 0777 [pid 4410] exit_group(0 [pid 4409] exit_group(0 [pid 4408] exit_group(0 [pid 4405] exit_group(0 [pid 4412] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4411] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4409] <... exit_group resumed>) = ? [pid 4408] <... exit_group resumed>) = ? [pid 4405] <... exit_group resumed>) = ? [pid 4412] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4411] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4410] <... exit_group resumed>) = ? [pid 4412] pipe2( [pid 4411] pipe2( [pid 4410] +++ exited with 0 +++ [pid 4409] +++ exited with 0 +++ [pid 4408] +++ exited with 0 +++ [pid 4405] +++ exited with 0 +++ [pid 4412] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4408, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4410, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4405, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4412] dup(4 [pid 4411] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 4412] <... dup resumed>) = 5 [pid 4411] dup(4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3609] close(3 [pid 3607] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4411] <... dup resumed>) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4413 [pid 4412] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4411] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4414 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4415 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4416 ./strace-static-x86_64: Process 4413 attached [pid 4413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4413] setpgid(0, 0./strace-static-x86_64: Process 4415 attached ) = 0 [pid 4413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4415] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4413] <... openat resumed>) = 3 [pid 4415] <... prctl resumed>) = 0 [pid 4415] setpgid(0, 0) = 0 [pid 4415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4413] write(3, "1000", 4) = 4 [pid 4413] close(3) = 0 [pid 4413] mkdir("./file0", 0777 [pid 4415] <... openat resumed>) = 3 [pid 4413] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4415] write(3, "1000", 4 [pid 4413] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4415] <... write resumed>) = 4 [pid 4413] pipe2(./strace-static-x86_64: Process 4414 attached ./strace-static-x86_64: Process 4416 attached [pid 4415] close(3 [pid 4413] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4415] <... close resumed>) = 0 [pid 4413] dup(4 [pid 4416] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4415] mkdir("./file0", 0777 [pid 4413] <... dup resumed>) = 5 [pid 4415] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4413] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4416] <... prctl resumed>) = 0 [pid 4414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4416] setpgid(0, 0 [pid 4415] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4414] <... prctl resumed>) = 0 [pid 4415] pipe2([3, 4], 0) = 0 [pid 4415] dup(4) = 5 [pid 4415] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4416] <... setpgid resumed>) = 0 [pid 4414] setpgid(0, 0 [pid 4411] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4414] <... setpgid resumed>) = 0 [pid 4411] exit_group(0 [pid 4414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4411] <... exit_group resumed>) = ? [pid 4416] <... openat resumed>) = 3 [pid 4416] write(3, "1000", 4 [pid 4414] <... openat resumed>) = 3 [pid 4411] +++ exited with 0 +++ [pid 4416] <... write resumed>) = 4 [pid 4414] write(3, "1000", 4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4411, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4416] close(3 [pid 4414] <... write resumed>) = 4 [pid 4416] <... close resumed>) = 0 [pid 4414] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 4414] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4416] mkdir("./file0", 0777 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4414] mkdir("./file0", 0777 [pid 4416] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4417 [pid 4416] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4415] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4414] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4413] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4412] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4415] exit_group(0 [pid 4413] exit_group(0 [pid 4412] exit_group(0 [pid 4416] pipe2( [pid 4415] <... exit_group resumed>) = ? [pid 4414] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4413] <... exit_group resumed>) = ? [pid 4412] <... exit_group resumed>) = ? [pid 4416] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4415] +++ exited with 0 +++ [pid 4414] pipe2( [pid 4413] +++ exited with 0 +++ [pid 4412] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4412, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4416] dup(4./strace-static-x86_64: Process 4417 attached ) = 5 [pid 4414] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4416] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4414] dup(4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4414] <... dup resumed>) = 5 [pid 3611] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4414] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 4417] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4417] <... prctl resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4418 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4419 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4420 ./strace-static-x86_64: Process 4418 attached [pid 4418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4418] setpgid(0, 0) = 0 [pid 4418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4418] write(3, "1000", 4) = 4 [pid 4418] close(3) = 0 [pid 4418] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4418] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4418] pipe2([3, 4], 0) = 0 [pid 4418] dup(4) = 5 ./strace-static-x86_64: Process 4420 attached [pid 4417] setpgid(0, 0 [pid 4418] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4420] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4417] <... setpgid resumed>) = 0 [pid 4420] <... prctl resumed>) = 0 [pid 4417] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4420] setpgid(0, 0) = 0 [pid 4420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4417] <... openat resumed>) = 3 [pid 4417] write(3, "1000", 4 [pid 4420] <... openat resumed>) = 3 [pid 4417] <... write resumed>) = 4 [pid 4417] close(3) = 0 [pid 4420] write(3, "1000", 4) = 4 [pid 4420] close(3) = 0 [pid 4420] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4420] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4417] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4420] pipe2( [pid 4417] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4420] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4417] pipe2( [pid 4420] dup(4 [pid 4417] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4420] <... dup resumed>) = 5 [pid 4420] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4417] dup(4) = 5 [pid 4417] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4416] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4414] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4416] exit_group(0 [pid 4414] exit_group(0 [pid 4416] <... exit_group resumed>) = ? [pid 4414] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4419 attached [pid 4417] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4416] +++ exited with 0 +++ [pid 4414] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4414, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4417] exit_group(0 [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4419] <... prctl resumed>) = 0 [pid 4417] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] <... restart_syscall resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 4419] setpgid(0, 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4419] <... setpgid resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] close(3 [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4421 [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4422 [pid 4419] <... openat resumed>) = 3 [pid 4419] write(3, "1000", 4) = 4 [pid 4419] close(3) = 0 ./strace-static-x86_64: Process 4421 attached [pid 4419] mkdir("./file0", 0777 [pid 4417] +++ exited with 0 +++ [pid 4419] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4417, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4419] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4418] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4419] pipe2( [pid 4420] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4420] exit_group(0 [pid 4419] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4418] exit_group(0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4420] <... exit_group resumed>) = ? [pid 4419] dup(4 [pid 4418] <... exit_group resumed>) = ? [pid 3608] <... openat resumed>) = 3 [pid 4419] <... dup resumed>) = 5 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4420] +++ exited with 0 +++ [pid 4419] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4418] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4420, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] close(3 [pid 4421] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4418, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4421] <... prctl resumed>) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4421] setpgid(0, 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4423 [pid 4421] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4422 attached [pid 4421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4421] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 4422] <... prctl resumed>) = 0 [pid 4421] write(3, "1000", 4 [pid 3611] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4422] setpgid(0, 0 [pid 4421] <... write resumed>) = 4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4421] close(3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 4421] <... close resumed>) = 0 [pid 3611] close(3 [pid 3609] <... close resumed>) = 0 [pid 4422] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4423 attached [pid 4421] mkdir("./file0", 0777 [pid 3611] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4423] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4421] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4423] <... prctl resumed>) = 0 [pid 4422] <... openat resumed>) = 3 [pid 4421] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4424 [pid 4423] setpgid(0, 0 [pid 4422] write(3, "1000", 4 [pid 4421] pipe2( [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4425 ./strace-static-x86_64: Process 4424 attached [pid 4423] <... setpgid resumed>) = 0 [pid 4422] <... write resumed>) = 4 [pid 4421] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4423] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4422] close(3 [pid 4421] dup(4) = 5 [pid 4423] <... openat resumed>) = 3 [pid 4422] <... close resumed>) = 0 [pid 4421] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4423] write(3, "1000", 4 [pid 4422] mkdir("./file0", 0777 [pid 4424] <... prctl resumed>) = 0 [pid 4423] <... write resumed>) = 4 [pid 4422] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4424] setpgid(0, 0 [pid 4423] close(3 [pid 4422] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4424] <... setpgid resumed>) = 0 [pid 4423] <... close resumed>) = 0 [pid 4422] pipe2(./strace-static-x86_64: Process 4425 attached [pid 4424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4423] mkdir("./file0", 0777 [pid 4422] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4424] <... openat resumed>) = 3 [pid 4423] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4422] dup(4 [pid 4425] <... prctl resumed>) = 0 [pid 4424] write(3, "1000", 4 [pid 4423] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4422] <... dup resumed>) = 5 [pid 4425] setpgid(0, 0 [pid 4424] <... write resumed>) = 4 [pid 4423] pipe2( [pid 4422] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4425] <... setpgid resumed>) = 0 [pid 4424] close(3 [pid 4423] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4424] <... close resumed>) = 0 [pid 4423] dup(4 [pid 4425] <... openat resumed>) = 3 [pid 4424] mkdir("./file0", 0777 [pid 4423] <... dup resumed>) = 5 [pid 4425] write(3, "1000", 4 [pid 4424] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4423] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4425] <... write resumed>) = 4 [pid 4424] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4425] close(3 [pid 4424] pipe2( [pid 4425] <... close resumed>) = 0 [pid 4424] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4425] mkdir("./file0", 0777 [pid 4424] dup(4 [pid 4425] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4425] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4424] <... dup resumed>) = 5 [pid 4425] pipe2([3, 4], 0) = 0 [pid 4425] dup(4) = 5 [pid 4425] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4424] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4419] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4419] exit_group(0) = ? [pid 4419] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4419, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4421] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4421] exit_group(0 [pid 3606] <... openat resumed>) = 3 [pid 4421] <... exit_group resumed>) = ? [pid 4421] +++ exited with 0 +++ [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] close(3) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] close(3) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4426 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4427 ./strace-static-x86_64: Process 4426 attached [pid 4426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4426] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 4427 attached [pid 4426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4427] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4426] <... openat resumed>) = 3 [pid 4427] <... prctl resumed>) = 0 [pid 4426] write(3, "1000", 4 [pid 4427] setpgid(0, 0 [pid 4426] <... write resumed>) = 4 [pid 4427] <... setpgid resumed>) = 0 [pid 4426] close(3 [pid 4427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4426] <... close resumed>) = 0 [pid 4427] <... openat resumed>) = 3 [pid 4426] mkdir("./file0", 0777 [pid 4427] write(3, "1000", 4 [pid 4426] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4427] <... write resumed>) = 4 [pid 4426] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4427] close(3 [pid 4426] pipe2( [pid 4427] <... close resumed>) = 0 [pid 4426] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4425] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4427] mkdir("./file0", 0777 [pid 4426] dup(4 [pid 4425] exit_group(0 [pid 4422] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4427] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4426] <... dup resumed>) = 5 [pid 4425] <... exit_group resumed>) = ? [pid 4423] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4427] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4426] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4425] +++ exited with 0 +++ [pid 4424] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4423] exit_group(0 [pid 4422] exit_group(0 [pid 4427] pipe2( [pid 4424] exit_group(0 [pid 4423] <... exit_group resumed>) = ? [pid 4422] <... exit_group resumed>) = ? [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4425, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4427] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4424] <... exit_group resumed>) = ? [pid 4427] dup(4 [pid 4423] +++ exited with 0 +++ [pid 4427] <... dup resumed>) = 5 [pid 4424] +++ exited with 0 +++ [pid 4422] +++ exited with 0 +++ [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4427] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... openat resumed>) = 3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4424, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4423, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4428 [pid 3609] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] close(3 [pid 3609] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4430 attached ./strace-static-x86_64: Process 4428 attached [pid 4426] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4429 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4430 [pid 4430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4427] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4426] exit_group(0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4431 [pid 4430] <... prctl resumed>) = 0 [pid 4428] <... prctl resumed>) = 0 [pid 4427] exit_group(0 [pid 4426] <... exit_group resumed>) = ? [pid 4430] setpgid(0, 0 [pid 4428] setpgid(0, 0 [pid 4427] <... exit_group resumed>) = ? [pid 4426] +++ exited with 0 +++ [pid 4430] <... setpgid resumed>) = 0 [pid 4428] <... setpgid resumed>) = 0 [pid 4427] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4430] <... openat resumed>) = 3 [pid 4430] write(3, "1000", 4 [pid 4428] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4431 attached [pid 4430] <... write resumed>) = 4 [pid 4428] write(3, "1000", 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4431] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4430] close(3 [pid 4428] <... write resumed>) = 4 [pid 3610] <... openat resumed>) = 3 [pid 4431] <... prctl resumed>) = 0 [pid 4430] <... close resumed>) = 0 [pid 4428] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4429 attached [pid 4431] setpgid(0, 0 [pid 4430] mkdir("./file0", 0777 [pid 4428] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4431] <... setpgid resumed>) = 0 [pid 4430] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4428] mkdir("./file0", 0777 [pid 3610] close(3 [pid 3606] <... openat resumed>) = 3 [pid 4431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4430] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4429] <... prctl resumed>) = 0 [pid 4428] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4431] <... openat resumed>) = 3 [pid 4430] pipe2( [pid 4429] setpgid(0, 0 [pid 4428] --- 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 4431] write(3, "1000", 4 [pid 4430] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4429] <... setpgid resumed>) = 0 [pid 4428] pipe2( [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4431] <... write resumed>) = 4 [pid 4430] dup(4 [pid 4429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4428] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4432 [pid 4431] close(3 [pid 4430] <... dup resumed>) = 5 [pid 4429] <... openat resumed>) = 3 [pid 4428] dup(4 [pid 3606] close(3 [pid 4431] <... close resumed>) = 0 [pid 4430] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4429] write(3, "1000", 4 [pid 4428] <... dup resumed>) = 5 [pid 3606] <... close resumed>) = 0 [pid 4431] mkdir("./file0", 0777 [pid 4429] <... write resumed>) = 4 [pid 4428] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4431] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4429] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4431] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4429] <... close resumed>) = 0 [pid 4431] pipe2( [pid 4429] mkdir("./file0", 0777 [pid 4431] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4429] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4431] dup(4 [pid 4429] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4431] <... dup resumed>) = 5 [pid 4429] pipe2( [pid 4431] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4429] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4429] dup(4 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4433 [pid 4429] <... dup resumed>) = 5 [pid 4429] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4433 attached [pid 4433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4433] setpgid(0, 0) = 0 [pid 4433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4433] write(3, "1000", 4) = 4 [pid 4433] close(3) = 0 [pid 4433] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4433] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4433] pipe2([3, 4], 0) = 0 [pid 4433] dup(4) = 5 [pid 4433] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4432 attached [pid 4432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4432] setpgid(0, 0) = 0 [pid 4432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4432] write(3, "1000", 4) = 4 [pid 4432] close(3 [pid 4430] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4432] <... close resumed>) = 0 [pid 4431] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4430] exit_group(0 [pid 4432] mkdir("./file0", 0777 [pid 4431] exit_group(0 [pid 4430] <... exit_group resumed>) = ? [pid 4432] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4431] <... exit_group resumed>) = ? [pid 4432] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4431] +++ exited with 0 +++ [pid 4430] +++ exited with 0 +++ [pid 4428] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4432] pipe2( [pid 4428] exit_group(0 [pid 4432] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4428] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4430, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4432] dup(4 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4432] <... dup resumed>) = 5 [pid 4428] +++ exited with 0 +++ [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4432] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4428, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] close(3 [pid 3607] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4429] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4429] exit_group(0 [pid 3611] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4434 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4435 [pid 4433] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4429] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 4433] exit_group(0 [pid 4429] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4433] <... exit_group resumed>) = ? [pid 4433] +++ exited with 0 +++ [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4436 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4429, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4437 ./strace-static-x86_64: Process 4435 attached [pid 4435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4432] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4435] <... prctl resumed>) = 0 [pid 4432] exit_group(0 [pid 4435] setpgid(0, 0 [pid 4432] <... exit_group resumed>) = ? [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4435] <... setpgid resumed>) = 0 [pid 4435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4436 attached [pid 4435] <... openat resumed>) = 3 [pid 4432] +++ exited with 0 +++ [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4435] write(3, "1000", 4 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4436] <... prctl resumed>) = 0 [pid 4435] <... write resumed>) = 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4432, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] close(3./strace-static-x86_64: Process 4434 attached [pid 4436] setpgid(0, 0 [pid 4435] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 4437 attached [pid 4436] <... setpgid resumed>) = 0 [pid 4435] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4435] mkdir("./file0", 0777 [pid 4434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4437] <... prctl resumed>) = 0 [pid 4436] <... openat resumed>) = 3 [pid 4435] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4434] <... prctl resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4437] setpgid(0, 0 [pid 4436] write(3, "1000", 4 [pid 4435] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4434] setpgid(0, 0 [pid 3610] close(3 [pid 4437] <... setpgid resumed>) = 0 [pid 4436] <... write resumed>) = 4 [pid 4435] pipe2( [pid 4434] <... setpgid resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4438 [pid 4437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4436] close(3 [pid 4435] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4437] <... openat resumed>) = 3 [pid 4436] <... close resumed>) = 0 [pid 4435] dup(4 [pid 4434] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4438 attached [pid 4437] write(3, "1000", 4 [pid 4436] mkdir("./file0", 0777 [pid 4435] <... dup resumed>) = 5 [pid 4434] write(3, "1000", 4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4439 [pid 4437] <... write resumed>) = 4 [pid 4436] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4435] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4434] <... write resumed>) = 4 [pid 4438] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4437] close(3 [pid 4436] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4434] close(3 [pid 4438] <... prctl resumed>) = 0 [pid 4437] <... close resumed>) = 0 [pid 4436] pipe2( [pid 4437] mkdir("./file0", 0777 [pid 4436] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4437] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4436] dup(4 [pid 4437] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4436] <... dup resumed>) = 5 [pid 4437] pipe2( [pid 4436] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4437] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4437] dup(4) = 5 [pid 4437] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4439 attached [pid 4439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4439] setpgid(0, 0) = 0 [pid 4439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4438] setpgid(0, 0 [pid 4434] <... close resumed>) = 0 [pid 4439] write(3, "1000", 4 [pid 4438] <... setpgid resumed>) = 0 [pid 4434] mkdir("./file0", 0777 [pid 4439] <... write resumed>) = 4 [pid 4438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4434] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4439] close(3 [pid 4438] <... openat resumed>) = 3 [pid 4434] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4439] <... close resumed>) = 0 [pid 4438] write(3, "1000", 4 [pid 4434] pipe2( [pid 4439] mkdir("./file0", 0777 [pid 4438] <... write resumed>) = 4 [pid 4434] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4439] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4438] close(3 [pid 4434] dup(4 [pid 4439] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4438] <... close resumed>) = 0 [pid 4434] <... dup resumed>) = 5 [pid 4439] pipe2( [pid 4438] mkdir("./file0", 0777 [pid 4434] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4439] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4438] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4439] dup(4 [pid 4438] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4438] pipe2( [pid 4439] <... dup resumed>) = 5 [pid 4438] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4439] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4438] dup(4) = 5 [pid 4438] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4435] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4439] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4437] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4436] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4435] exit_group(0 [pid 4434] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4439] exit_group(0 [pid 4437] exit_group(0 [pid 4436] exit_group(0 [pid 4439] <... exit_group resumed>) = ? [pid 4437] <... exit_group resumed>) = ? [pid 4436] <... exit_group resumed>) = ? [pid 4439] +++ exited with 0 +++ [pid 4437] +++ exited with 0 +++ [pid 4436] +++ exited with 0 +++ [pid 4435] <... exit_group resumed>) = ? [pid 4434] exit_group(0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4436, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4439, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4437, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4435] +++ exited with 0 +++ [pid 4434] <... exit_group resumed>) = ? [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4434] +++ exited with 0 +++ [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4435, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 4438] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 3610] close(3 [pid 3608] close(3 [pid 4438] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... close resumed>) = 0 [pid 4438] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4438] +++ exited with 0 +++ [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4440 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4441 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4442 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4438, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... close resumed>) = 0 [pid 3607] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 4441 attached [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4443 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4441] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4444 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 4441] <... prctl resumed>) = 0 [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 4443 attached [pid 4441] setpgid(0, 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4441] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4442 attached [pid 4443] <... prctl resumed>) = 0 [pid 4442] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4445 ./strace-static-x86_64: Process 4440 attached [pid 4443] setpgid(0, 0 [pid 4442] <... prctl resumed>) = 0 [pid 4441] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4444 attached [pid 4443] <... setpgid resumed>) = 0 [pid 4442] setpgid(0, 0 [pid 4441] write(3, "1000", 4 [pid 4440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4444] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4442] <... setpgid resumed>) = 0 [pid 4441] <... write resumed>) = 4 [pid 4440] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4445 attached [pid 4444] <... prctl resumed>) = 0 [pid 4443] <... openat resumed>) = 3 [pid 4442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4441] close(3 [pid 4440] setpgid(0, 0 [pid 4445] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4444] setpgid(0, 0 [pid 4443] write(3, "1000", 4 [pid 4442] <... openat resumed>) = 3 [pid 4441] <... close resumed>) = 0 [pid 4440] <... setpgid resumed>) = 0 [pid 4445] <... prctl resumed>) = 0 [pid 4444] <... setpgid resumed>) = 0 [pid 4443] <... write resumed>) = 4 [pid 4442] write(3, "1000", 4 [pid 4441] mkdir("./file0", 0777 [pid 4440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4445] setpgid(0, 0 [pid 4444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4443] close(3 [pid 4442] <... write resumed>) = 4 [pid 4441] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4440] <... openat resumed>) = 3 [pid 4445] <... setpgid resumed>) = 0 [pid 4444] <... openat resumed>) = 3 [pid 4443] <... close resumed>) = 0 [pid 4442] close(3 [pid 4441] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4440] write(3, "1000", 4 [pid 4445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4444] write(3, "1000", 4 [pid 4443] mkdir("./file0", 0777 [pid 4442] <... close resumed>) = 0 [pid 4441] pipe2( [pid 4440] <... write resumed>) = 4 [pid 4445] <... openat resumed>) = 3 [pid 4444] <... write resumed>) = 4 [pid 4443] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4442] mkdir("./file0", 0777 [pid 4441] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4440] close(3 [pid 4445] write(3, "1000", 4 [pid 4444] close(3 [pid 4443] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4442] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4441] dup(4 [pid 4440] <... close resumed>) = 0 [pid 4445] <... write resumed>) = 4 [pid 4444] <... close resumed>) = 0 [pid 4443] pipe2( [pid 4442] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4441] <... dup resumed>) = 5 [pid 4440] mkdir("./file0", 0777 [pid 4445] close(3 [pid 4444] mkdir("./file0", 0777 [pid 4443] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4442] pipe2( [pid 4441] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4440] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4445] <... close resumed>) = 0 [pid 4444] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4443] dup(4 [pid 4442] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4440] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4445] mkdir("./file0", 0777 [pid 4444] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4443] <... dup resumed>) = 5 [pid 4442] dup(4 [pid 4440] pipe2( [pid 4445] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4444] pipe2( [pid 4443] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4442] <... dup resumed>) = 5 [pid 4440] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4445] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4444] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4442] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4440] dup(4 [pid 4445] pipe2( [pid 4444] dup(4 [pid 4440] <... dup resumed>) = 5 [pid 4445] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4444] <... dup resumed>) = 5 [pid 4440] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4444] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4445] dup(4) = 5 [pid 4445] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,") = -1 EFAULT (Bad address) [pid 4444] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4443] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4442] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4441] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4445] exit_group(0 [pid 4444] exit_group(0 [pid 4443] exit_group(0 [pid 4442] exit_group(0 [pid 4441] exit_group(0 [pid 4440] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4445] <... exit_group resumed>) = ? [pid 4444] <... exit_group resumed>) = ? [pid 4443] <... exit_group resumed>) = ? [pid 4442] <... exit_group resumed>) = ? [pid 4441] <... exit_group resumed>) = ? [pid 4440] exit_group(0 [pid 4445] +++ exited with 0 +++ [pid 4443] +++ exited with 0 +++ [pid 4442] +++ exited with 0 +++ [pid 4441] +++ exited with 0 +++ [pid 4440] <... exit_group resumed>) = ? [pid 4444] +++ exited with 0 +++ [pid 4440] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4441, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4443, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4442, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4444, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4445, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] close(3 [pid 3610] close(3 [pid 3609] close(3 [pid 3608] close(3 [pid 3607] close(3 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] close(3) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4446 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4447 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4448 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4449 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4450 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4446 attached [pid 4446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4451 [pid 4446] <... prctl resumed>) = 0 [pid 4446] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 4450 attached ./strace-static-x86_64: Process 4449 attached [pid 4446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4449] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4446] write(3, "1000", 4 [pid 4449] <... prctl resumed>) = 0 [pid 4446] <... write resumed>) = 4 [pid 4450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4449] setpgid(0, 0 [pid 4446] close(3./strace-static-x86_64: Process 4451 attached ./strace-static-x86_64: Process 4448 attached [pid 4450] <... prctl resumed>) = 0 [pid 4449] <... setpgid resumed>) = 0 [pid 4446] <... close resumed>) = 0 [pid 4451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4450] setpgid(0, 0 [pid 4449] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4448] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4446] mkdir("./file0", 0777./strace-static-x86_64: Process 4447 attached [pid 4451] <... prctl resumed>) = 0 [pid 4450] <... setpgid resumed>) = 0 [pid 4449] <... openat resumed>) = 3 [pid 4448] <... prctl resumed>) = 0 [pid 4446] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4451] setpgid(0, 0 [pid 4450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4449] write(3, "1000", 4 [pid 4448] setpgid(0, 0 [pid 4447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4446] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4451] <... setpgid resumed>) = 0 [pid 4450] <... openat resumed>) = 3 [pid 4449] <... write resumed>) = 4 [pid 4448] <... setpgid resumed>) = 0 [pid 4447] <... prctl resumed>) = 0 [pid 4446] pipe2( [pid 4451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4450] write(3, "1000", 4 [pid 4449] close(3 [pid 4448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4447] setpgid(0, 0 [pid 4446] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4451] <... openat resumed>) = 3 [pid 4450] <... write resumed>) = 4 [pid 4449] <... close resumed>) = 0 [pid 4448] <... openat resumed>) = 3 [pid 4447] <... setpgid resumed>) = 0 [pid 4446] dup(4 [pid 4451] write(3, "1000", 4 [pid 4450] close(3 [pid 4449] mkdir("./file0", 0777 [pid 4448] write(3, "1000", 4 [pid 4447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4446] <... dup resumed>) = 5 [pid 4451] <... write resumed>) = 4 [pid 4450] <... close resumed>) = 0 [pid 4449] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4448] <... write resumed>) = 4 [pid 4447] <... openat resumed>) = 3 [pid 4446] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4451] close(3 [pid 4450] mkdir("./file0", 0777 [pid 4449] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4448] close(3 [pid 4447] write(3, "1000", 4 [pid 4450] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4449] pipe2( [pid 4448] <... close resumed>) = 0 [pid 4447] <... write resumed>) = 4 [pid 4451] <... close resumed>) = 0 [pid 4450] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4448] mkdir("./file0", 0777 [pid 4447] close(3 [pid 4451] mkdir("./file0", 0777 [pid 4450] pipe2( [pid 4449] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4448] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4447] <... close resumed>) = 0 [pid 4451] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4450] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4449] dup(4 [pid 4448] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4447] mkdir("./file0", 0777 [pid 4450] dup(4 [pid 4448] pipe2( [pid 4447] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4451] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4450] <... dup resumed>) = 5 [pid 4449] <... dup resumed>) = 5 [pid 4448] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4447] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4451] pipe2( [pid 4450] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4449] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4448] dup(4 [pid 4447] pipe2( [pid 4451] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4448] <... dup resumed>) = 5 [pid 4447] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4451] dup(4 [pid 4448] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4447] dup(4 [pid 4446] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4451] <... dup resumed>) = 5 [pid 4447] <... dup resumed>) = 5 [pid 4446] exit_group(0 [pid 4451] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4447] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4446] <... exit_group resumed>) = ? [pid 4446] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4446, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4452 ./strace-static-x86_64: Process 4452 attached [pid 4452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4450] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4450] exit_group(0) = ? [pid 4449] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4452] setpgid(0, 0 [pid 4450] +++ exited with 0 +++ [pid 4449] exit_group(0 [pid 4452] <... setpgid resumed>) = 0 [pid 4451] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4449] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4450, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4451] exit_group(0 [pid 4448] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4447] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4452] <... openat resumed>) = 3 [pid 4451] <... exit_group resumed>) = ? [pid 4449] +++ exited with 0 +++ [pid 4448] exit_group(0 [pid 4447] exit_group(0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4452] write(3, "1000", 4 [pid 4451] +++ exited with 0 +++ [pid 4448] <... exit_group resumed>) = ? [pid 4447] <... exit_group resumed>) = ? [pid 4452] <... write resumed>) = 4 [pid 4448] +++ exited with 0 +++ [pid 4447] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4449, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4452] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4452] <... close resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4448, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4451, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4452] mkdir("./file0", 0777 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4452] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4452] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4453 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4454 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4452] pipe2( [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4452] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] close(3 [pid 3609] close(3 [pid 4452] dup(4 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 4452] <... dup resumed>) = 5 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4452] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4455 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4456 [pid 3606] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4453 attached [pid 4453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4453] setpgid(0, 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4453] <... setpgid resumed>) = 0 [pid 4453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] close(3 [pid 4453] <... openat resumed>) = 3 [pid 4453] write(3, "1000", 4./strace-static-x86_64: Process 4456 attached ./strace-static-x86_64: Process 4455 attached ) = 4 [pid 4456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4453] close(3 [pid 4456] <... prctl resumed>) = 0 [pid 4455] <... prctl resumed>) = 0 [pid 4453] <... close resumed>) = 0 [pid 4456] setpgid(0, 0 [pid 4455] setpgid(0, 0 [pid 4453] mkdir("./file0", 0777 [pid 4456] <... setpgid resumed>) = 0 [pid 4455] <... setpgid resumed>) = 0 [pid 4453] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4453] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4456] <... openat resumed>) = 3 [pid 4455] <... openat resumed>) = 3 [pid 4453] pipe2( [pid 4456] write(3, "1000", 4 [pid 4455] write(3, "1000", 4 [pid 4453] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4456] <... write resumed>) = 4 [pid 4455] <... write resumed>) = 4 [pid 4453] dup(4 [pid 4456] close(3 [pid 4455] close(3 [pid 4453] <... dup resumed>) = 5 [pid 3606] <... close resumed>) = 0 [pid 4456] <... close resumed>) = 0 [pid 4455] <... close resumed>) = 0 [pid 4453] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4454 attached [pid 4456] mkdir("./file0", 0777 [pid 4455] mkdir("./file0", 0777 [pid 4452] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4456] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4455] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4454] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4452] exit_group(0./strace-static-x86_64: Process 4457 attached [pid 4456] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4455] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4454] <... prctl resumed>) = 0 [pid 4452] <... exit_group resumed>) = ? [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4457 [pid 4457] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4456] pipe2( [pid 4455] pipe2( [pid 4456] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4455] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4454] setpgid(0, 0 [pid 4457] <... prctl resumed>) = 0 [pid 4456] dup(4 [pid 4455] dup(4 [pid 4454] <... setpgid resumed>) = 0 [pid 4452] +++ exited with 0 +++ [pid 4457] setpgid(0, 0 [pid 4456] <... dup resumed>) = 5 [pid 4455] <... dup resumed>) = 5 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4452, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4457] <... setpgid resumed>) = 0 [pid 4456] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4455] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4454] <... openat resumed>) = 3 [pid 3611] <... restart_syscall resumed>) = 0 [pid 4457] <... openat resumed>) = 3 [pid 4454] write(3, "1000", 4 [pid 4457] write(3, "1000", 4 [pid 4454] <... write resumed>) = 4 [pid 4457] <... write resumed>) = 4 [pid 4454] close(3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4457] close(3 [pid 4454] <... close resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 4457] <... close resumed>) = 0 [pid 4454] mkdir("./file0", 0777 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4457] mkdir("./file0", 0777 [pid 4454] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4457] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4454] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] close(3 [pid 4457] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4454] pipe2( [pid 3611] <... close resumed>) = 0 [pid 4457] pipe2( [pid 4454] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4457] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4454] dup(4 [pid 4457] dup(4 [pid 4454] <... dup resumed>) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4458 [pid 4457] <... dup resumed>) = 5 [pid 4454] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4457] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4458 attached [pid 4458] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4453] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4453] exit_group(0) = ? [pid 4458] <... prctl resumed>) = 0 [pid 4457] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4456] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4454] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4453] +++ exited with 0 +++ [pid 4458] setpgid(0, 0 [pid 4457] exit_group(0 [pid 4456] exit_group(0 [pid 4455] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4454] exit_group(0 [pid 4458] <... setpgid resumed>) = 0 [pid 4457] <... exit_group resumed>) = ? [pid 4456] <... exit_group resumed>) = ? [pid 4458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4457] +++ exited with 0 +++ [pid 4456] +++ exited with 0 +++ [pid 4455] exit_group(0 [pid 4454] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4456, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 4455] <... exit_group resumed>) = ? [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4458] <... openat resumed>) = 3 [pid 4454] +++ exited with 0 +++ [pid 4458] write(3, "1000", 4 [pid 4455] +++ exited with 0 +++ [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4459 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4457, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4458] <... write resumed>) = 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4455, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4454, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 4458] close(3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4458] <... close resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4458] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4458] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4458] pipe2( [pid 3610] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4459 attached [pid 4458] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4458] dup(4 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4459] <... prctl resumed>) = 0 [pid 4458] <... dup resumed>) = 5 [pid 3610] close(3 [pid 3607] close(3 [pid 3606] <... openat resumed>) = 3 [pid 4459] setpgid(0, 0 [pid 4458] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4459] <... setpgid resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4459] <... openat resumed>) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4460 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4461 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4459] write(3, "1000", 4) = 4 [pid 3606] close(3 [pid 4459] close(3 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4462 [pid 4459] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4459] mkdir("./file0", 0777 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4459] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4459] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4459] pipe2([3, 4], 0) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4463 [pid 4459] dup(4) = 5 [pid 4459] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4463 attached [pid 4463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4463] setpgid(0, 0) = 0 [pid 4463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4463] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 4462 attached [pid 4463] close(3) = 0 ./strace-static-x86_64: Process 4461 attached ./strace-static-x86_64: Process 4460 attached [pid 4463] mkdir("./file0", 0777 [pid 4462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4463] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4463] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4462] <... prctl resumed>) = 0 [pid 4461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4463] pipe2( [pid 4460] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4463] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4462] setpgid(0, 0 [pid 4461] <... prctl resumed>) = 0 [pid 4460] <... prctl resumed>) = 0 [pid 4463] dup(4 [pid 4462] <... setpgid resumed>) = 0 [pid 4463] <... dup resumed>) = 5 [pid 4462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4461] setpgid(0, 0 [pid 4460] setpgid(0, 0 [pid 4463] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4462] <... openat resumed>) = 3 [pid 4461] <... setpgid resumed>) = 0 [pid 4460] <... setpgid resumed>) = 0 [pid 4462] write(3, "1000", 4 [pid 4461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4458] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4462] <... write resumed>) = 4 [pid 4461] <... openat resumed>) = 3 [pid 4460] <... openat resumed>) = 3 [pid 4458] exit_group(0 [pid 4462] close(3 [pid 4461] write(3, "1000", 4 [pid 4460] write(3, "1000", 4 [pid 4458] <... exit_group resumed>) = ? [pid 4462] <... close resumed>) = 0 [pid 4461] <... write resumed>) = 4 [pid 4460] <... write resumed>) = 4 [pid 4462] mkdir("./file0", 0777 [pid 4461] close(3 [pid 4460] close(3 [pid 4462] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4461] <... close resumed>) = 0 [pid 4460] <... close resumed>) = 0 [pid 4462] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4461] mkdir("./file0", 0777 [pid 4460] mkdir("./file0", 0777 [pid 4458] +++ exited with 0 +++ [pid 4462] pipe2( [pid 4461] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4460] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4458, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4462] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4461] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4460] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4459] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4462] dup(4 [pid 4461] pipe2( [pid 4460] pipe2( [pid 4462] <... dup resumed>) = 5 [pid 4461] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4460] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4462] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4461] dup(4 [pid 4460] dup(4 [pid 4461] <... dup resumed>) = 5 [pid 4460] <... dup resumed>) = 5 [pid 4459] exit_group(0 [pid 4461] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4460] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4459] <... exit_group resumed>) = ? [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 4459] +++ exited with 0 +++ [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4459, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4464 attached [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4464 [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 4465 ./strace-static-x86_64: Process 4465 attached [pid 4464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4464] <... prctl resumed>) = 0 [pid 4461] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4461] exit_group(0) = ? [pid 4465] <... prctl resumed>) = 0 [pid 4464] setpgid(0, 0 [pid 4462] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4461] +++ exited with 0 +++ [pid 4465] setpgid(0, 0 [pid 4464] <... setpgid resumed>) = 0 [pid 4463] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4462] exit_group(0 [pid 4460] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4463] exit_group(0 [pid 4462] <... exit_group resumed>) = ? [pid 4460] exit_group(0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4461, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4460] <... exit_group resumed>) = ? [pid 4463] <... exit_group resumed>) = ? [pid 4462] +++ exited with 0 +++ [pid 4460] +++ exited with 0 +++ [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4462, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4463] +++ exited with 0 +++ [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... openat resumed>) = 3 [pid 3607] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 3610] close(3) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4467 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4466 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4468 attached [pid 4465] <... setpgid resumed>) = 0 [pid 4464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4468 [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4466 attached [pid 4466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4466] setpgid(0, 0) = 0 [pid 4464] <... openat resumed>) = 3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4469 [pid 4464] write(3, "1000", 4) = 4 [pid 4464] close(3) = 0 [pid 4466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4464] mkdir("./file0", 0777 [pid 4465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4466] write(3, "1000", 4 [pid 4464] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4466] <... write resumed>) = 4 [pid 4466] close(3 [pid 4464] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4467 attached [pid 4466] <... close resumed>) = 0 [pid 4464] pipe2([3, 4], 0) = 0 ./strace-static-x86_64: Process 4469 attached [pid 4468] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4466] mkdir("./file0", 0777 [pid 4465] <... openat resumed>) = 3 [pid 4464] dup(4 [pid 4467] <... prctl resumed>) = 0 [pid 4466] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4465] write(3, "1000", 4 [pid 4464] <... dup resumed>) = 5 [pid 4468] <... prctl resumed>) = 0 [pid 4467] setpgid(0, 0 [pid 4466] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4465] <... write resumed>) = 4 [pid 4464] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4469] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4467] <... setpgid resumed>) = 0 [pid 4466] pipe2( [pid 4467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4466] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4467] <... openat resumed>) = 3 [pid 4466] dup(4 [pid 4467] write(3, "1000", 4 [pid 4466] <... dup resumed>) = 5 [pid 4467] <... write resumed>) = 4 [pid 4466] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4465] close(3 [pid 4469] <... prctl resumed>) = 0 [pid 4468] setpgid(0, 0 [pid 4467] close(3 [pid 4465] <... close resumed>) = 0 [pid 4467] <... close resumed>) = 0 [pid 4465] mkdir("./file0", 0777 [pid 4467] mkdir("./file0", 0777 [pid 4468] <... setpgid resumed>) = 0 [pid 4467] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4465] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4469] setpgid(0, 0 [pid 4468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4467] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4464] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4465] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4467] pipe2( [pid 4465] pipe2( [pid 4468] <... openat resumed>) = 3 [pid 4467] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4468] write(3, "1000", 4 [pid 4467] dup(4 [pid 4465] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4467] <... dup resumed>) = 5 [pid 4468] <... write resumed>) = 4 [pid 4467] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4465] dup(4 [pid 4464] exit_group(0 [pid 4469] <... setpgid resumed>) = 0 [pid 4468] close(3 [pid 4465] <... dup resumed>) = 5 [pid 4468] <... close resumed>) = 0 [pid 4465] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4464] <... exit_group resumed>) = ? [pid 4468] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4468] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4468] pipe2( [pid 4464] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4464, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4469] <... openat resumed>) = 3 [pid 4468] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4468] dup(4 [pid 3611] <... openat resumed>) = 3 [pid 4468] <... dup resumed>) = 5 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 4469] write(3, "1000", 4 [pid 4468] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4469] <... write resumed>) = 4 [pid 4469] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4470 [pid 4469] <... close resumed>) = 0 [pid 4467] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4466] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4467] exit_group(0 [pid 4466] exit_group(0 [pid 4469] mkdir("./file0", 0777 [pid 4467] <... exit_group resumed>) = ? [pid 4466] <... exit_group resumed>) = ? [pid 4469] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4467] +++ exited with 0 +++ [pid 4466] +++ exited with 0 +++ [pid 4465] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4467, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4466, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4469] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4469] pipe2( [pid 4465] exit_group(0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4469] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4465] <... exit_group resumed>) = ? [pid 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4469] dup(4 [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4469] <... dup resumed>) = 5 [pid 3608] close(3 [pid 3607] <... openat resumed>) = 3 [pid 4469] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4465] +++ exited with 0 +++ [pid 3608] <... close resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4471 [pid 3607] close(3) = 0 ./strace-static-x86_64: Process 4470 attached [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... openat resumed>) = 3 [pid 4470] <... prctl resumed>) = 0 [pid 4470] setpgid(0, 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4470] <... setpgid resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4472 [pid 4470] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 4470] write(3, "1000", 4 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4470] <... write resumed>) = 4 [pid 4470] close(3) = 0 [pid 4470] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4470] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4473 [pid 4470] pipe2([3, 4], 0) = 0 [pid 4470] dup(4) = 5 [pid 4470] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4473 attached [pid 4473] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4473] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 4472 attached ./strace-static-x86_64: Process 4471 attached [pid 4473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4469] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4468] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4473] <... openat resumed>) = 3 [pid 4472] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4471] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4469] exit_group(0 [pid 4468] exit_group(0 [pid 4473] write(3, "1000", 4 [pid 4472] <... prctl resumed>) = 0 [pid 4471] <... prctl resumed>) = 0 [pid 4469] <... exit_group resumed>) = ? [pid 4468] <... exit_group resumed>) = ? [pid 4473] <... write resumed>) = 4 [pid 4472] setpgid(0, 0 [pid 4471] setpgid(0, 0 [pid 4469] +++ exited with 0 +++ [pid 4468] +++ exited with 0 +++ [pid 4473] close(3 [pid 4472] <... setpgid resumed>) = 0 [pid 4471] <... setpgid resumed>) = 0 [pid 4473] <... close resumed>) = 0 [pid 4472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4468, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4469, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4473] mkdir("./file0", 0777 [pid 4472] <... openat resumed>) = 3 [pid 4471] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4473] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4472] write(3, "1000", 4 [pid 4471] write(3, "1000", 4 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4473] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4472] <... write resumed>) = 4 [pid 4471] <... write resumed>) = 4 [pid 4472] close(3 [pid 4471] close(3 [pid 4472] <... close resumed>) = 0 [pid 4471] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4472] mkdir("./file0", 0777 [pid 4471] mkdir("./file0", 0777 [pid 3610] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4473] pipe2( [pid 4472] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4471] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4473] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4472] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4471] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4473] dup(4 [pid 4472] pipe2( [pid 4471] pipe2( [pid 3610] close(3 [pid 3606] close(3 [pid 4473] <... dup resumed>) = 5 [pid 4472] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4471] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4473] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4472] dup(4 [pid 4471] dup(4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4472] <... dup resumed>) = 5 [pid 4471] <... dup resumed>) = 5 [pid 4472] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4471] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4474 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4475 [pid 4470] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4470] exit_group(0./strace-static-x86_64: Process 4475 attached ./strace-static-x86_64: Process 4474 attached [pid 4473] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4470] <... exit_group resumed>) = ? [pid 4470] +++ exited with 0 +++ [pid 4475] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4473] exit_group(0 [pid 4475] <... prctl resumed>) = 0 [pid 4474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4473] <... exit_group resumed>) = ? [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4470, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 4473] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4473, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4475] setpgid(0, 0 [pid 4474] <... prctl resumed>) = 0 [pid 4472] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4475] <... setpgid resumed>) = 0 [pid 4474] setpgid(0, 0 [pid 4472] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4474] <... setpgid resumed>) = 0 [pid 4472] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4476 attached [pid 4475] <... openat resumed>) = 3 [pid 4474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4472] +++ exited with 0 +++ [pid 4471] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4476 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4471] exit_group(0 [pid 3609] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4472, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4471] <... exit_group resumed>) = ? [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4475] write(3, "1000", 4 [pid 4474] <... openat resumed>) = 3 [pid 4471] +++ exited with 0 +++ [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 4475] <... write resumed>) = 4 [pid 4474] write(3, "1000", 4 [pid 3609] close(3 [pid 4475] close(3 [pid 4474] <... write resumed>) = 4 [pid 3609] <... close resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4471, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4475] <... close resumed>) = 0 [pid 4474] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4475] mkdir("./file0", 0777 [pid 4474] <... close resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4475] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4474] mkdir("./file0", 0777 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4477 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4475] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4474] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4475] pipe2( [pid 4474] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] close(3 [pid 4475] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4474] pipe2( [pid 3607] <... close resumed>) = 0 [pid 4475] dup(4 [pid 4474] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4475] <... dup resumed>) = 5 [pid 4474] dup(4 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4475] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4474] <... dup resumed>) = 5 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4478 [pid 3608] close(3 [pid 4474] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 4478 attached [pid 4478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4477 attached [pid 4478] <... prctl resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4479 [pid 4478] setpgid(0, 0 [pid 4477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4478] <... setpgid resumed>) = 0 [pid 4478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4477] <... prctl resumed>) = 0 [pid 4478] <... openat resumed>) = 3 [pid 4477] setpgid(0, 0) = 0 [pid 4477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4478] write(3, "1000", 4) = 4 [pid 4477] <... openat resumed>) = 3 [pid 4478] close(3 [pid 4477] write(3, "1000", 4 [pid 4478] <... close resumed>) = 0 [pid 4477] <... write resumed>) = 4 [pid 4478] mkdir("./file0", 0777 [pid 4477] close(3 [pid 4478] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4477] <... close resumed>) = 0 [pid 4478] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4477] mkdir("./file0", 0777 [pid 4478] pipe2( [pid 4477] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4478] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4477] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4478] dup(4 [pid 4477] pipe2( [pid 4475] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4478] <... dup resumed>) = 5 [pid 4477] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4474] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4478] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4477] dup(4) = 5 [pid 4476] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4475] exit_group(0 [pid 4474] exit_group(0 [pid 4477] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4475] <... exit_group resumed>) = ? [pid 4474] <... exit_group resumed>) = ? [pid 4475] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4475, si_uid=0, si_status=0, si_utime=1, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4474] +++ exited with 0 +++ ./strace-static-x86_64: Process 4479 attached [pid 4476] <... prctl resumed>) = 0 [pid 4479] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4476] setpgid(0, 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4474, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4479] <... prctl resumed>) = 0 [pid 4476] <... setpgid resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4479] setpgid(0, 0 [pid 4476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... openat resumed>) = 3 [pid 4479] <... setpgid resumed>) = 0 [pid 4476] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4476] write(3, "1000", 4 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4479] <... openat resumed>) = 3 [pid 4476] <... write resumed>) = 4 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4479] write(3, "1000", 4 [pid 4476] close(3 [pid 3610] close(3 [pid 3606] close(3 [pid 4479] <... write resumed>) = 4 [pid 4476] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4479] close(3 [pid 4476] mkdir("./file0", 0777 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4479] <... close resumed>) = 0 [pid 4476] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4479] mkdir("./file0", 0777 [pid 4476] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4479] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4476] pipe2( [pid 4479] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4476] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4479] pipe2( [pid 4476] dup(4 [pid 4479] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4476] <... dup resumed>) = 5 [pid 4479] dup(4 [pid 4476] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4480 ./strace-static-x86_64: Process 4480 attached [pid 4479] <... dup resumed>) = 5 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4481 [pid 4479] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 4481 attached [pid 4481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4480] setpgid(0, 0 [pid 4481] <... prctl resumed>) = 0 [pid 4481] setpgid(0, 0) = 0 [pid 4481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4480] <... setpgid resumed>) = 0 [pid 4481] <... openat resumed>) = 3 [pid 4480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4481] write(3, "1000", 4) = 4 [pid 4481] close(3) = 0 [pid 4481] mkdir("./file0", 0777 [pid 4480] <... openat resumed>) = 3 [pid 4481] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4481] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4480] write(3, "1000", 4 [pid 4481] pipe2([3, 4], 0) = 0 [pid 4481] dup(4) = 5 [pid 4481] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4480] <... write resumed>) = 4 [pid 4480] close(3) = 0 [pid 4480] mkdir("./file0", 0777 [pid 4478] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4477] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4478] exit_group(0) = ? [pid 4477] exit_group(0 [pid 4478] +++ exited with 0 +++ [pid 4477] <... exit_group resumed>) = ? [pid 4480] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4480] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4480] pipe2([3, 4], 0) = 0 [pid 4477] +++ exited with 0 +++ [pid 4476] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4480] dup(4 [pid 4479] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4478, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4477, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4476] exit_group(0) = ? [pid 4479] exit_group(0 [pid 4480] <... dup resumed>) = 5 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4480] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4479] <... exit_group resumed>) = ? [pid 4476] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4476, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 4479] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4479, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3611] close(3 [pid 3609] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -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=0x555556691690) = 4483 ./strace-static-x86_64: Process 4485 attached ./strace-static-x86_64: Process 4484 attached ./strace-static-x86_64: Process 4482 attached [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4484 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4482 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4485 [pid 4485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4484] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4482] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4484] <... prctl resumed>) = 0 [pid 4485] <... prctl resumed>) = 0 [pid 4482] <... prctl resumed>) = 0 [pid 4485] setpgid(0, 0 [pid 4484] setpgid(0, 0 [pid 4482] setpgid(0, 0 [pid 4485] <... setpgid resumed>) = 0 [pid 4484] <... setpgid resumed>) = 0 [pid 4482] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4483 attached [pid 4484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4483] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4483] <... prctl resumed>) = 0 [pid 4485] <... openat resumed>) = 3 [pid 4484] <... openat resumed>) = 3 [pid 4482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4481] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4481] exit_group(0 [pid 4483] setpgid(0, 0 [pid 4481] <... exit_group resumed>) = ? [pid 4483] <... setpgid resumed>) = 0 [pid 4481] +++ exited with 0 +++ [pid 4483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4481, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4485] write(3, "1000", 4 [pid 4484] write(3, "1000", 4 [pid 4483] <... openat resumed>) = 3 [pid 4483] write(3, "1000", 4) = 4 [pid 4483] close(3) = 0 [pid 4483] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4483] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4483] pipe2([3, 4], 0) = 0 [pid 4483] dup(4) = 5 [pid 4483] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4486 [pid 4485] <... write resumed>) = 4 [pid 4484] <... write resumed>) = 4 [pid 4485] close(3 [pid 4484] close(3) = 0 [pid 4485] <... close resumed>) = 0 [pid 4485] mkdir("./file0", 0777 [pid 4484] mkdir("./file0", 0777./strace-static-x86_64: Process 4486 attached [pid 4485] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4484] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4484] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4485] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4482] <... openat resumed>) = 3 [pid 4485] pipe2( [pid 4484] pipe2([3, 4], 0) = 0 [pid 4485] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4485] dup(4 [pid 4484] dup(4 [pid 4482] write(3, "1000", 4 [pid 4480] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4485] <... dup resumed>) = 5 [pid 4484] <... dup resumed>) = 5 [pid 4482] <... write resumed>) = 4 [pid 4484] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4485] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4482] close(3) = 0 [pid 4486] <... prctl resumed>) = 0 [pid 4483] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4482] mkdir("./file0", 0777 [pid 4480] exit_group(0 [pid 4486] setpgid(0, 0 [pid 4483] exit_group(0 [pid 4486] <... setpgid resumed>) = 0 [pid 4483] <... exit_group resumed>) = ? [pid 4482] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4480] <... exit_group resumed>) = ? [pid 4486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4483] +++ exited with 0 +++ [pid 4482] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4482] pipe2( [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4486] <... openat resumed>) = 3 [pid 4482] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4480] +++ exited with 0 +++ [pid 3608] <... restart_syscall resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4480, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4482] dup(4 [pid 4486] write(3, "1000", 4 [pid 4482] <... dup resumed>) = 5 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4486] <... write resumed>) = 4 [pid 4486] close(3 [pid 3610] <... openat resumed>) = 3 [pid 4486] <... close resumed>) = 0 [pid 4482] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 4486] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4486] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] close(3 [pid 4486] pipe2( [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4486] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [pid 4486] dup(4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 4486] <... dup resumed>) = 5 [pid 4486] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4487 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4488 [pid 4486] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4486] exit_group(0) = ? [pid 4486] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4486, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4489 ./strace-static-x86_64: Process 4488 attached [pid 4488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4488] setpgid(0, 0) = 0 [pid 4488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4488] write(3, "1000", 4) = 4 [pid 4488] close(3) = 0 [pid 4488] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4488] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4488] pipe2([3, 4], 0) = 0 [pid 4488] dup(4) = 5 [pid 4488] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4489 attached ./strace-static-x86_64: Process 4487 attached [pid 4487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4489] setpgid(0, 0 [pid 4487] setpgid(0, 0) = 0 [pid 4487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4489] <... setpgid resumed>) = 0 [pid 4484] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4487] <... openat resumed>) = 3 [pid 4484] exit_group(0 [pid 4487] write(3, "1000", 4 [pid 4484] <... exit_group resumed>) = ? [pid 4482] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4487] <... write resumed>) = 4 [pid 4484] +++ exited with 0 +++ [pid 4482] exit_group(0 [pid 4487] close(3 [pid 4485] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4482] <... exit_group resumed>) = ? [pid 4487] <... close resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4484, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4487] mkdir("./file0", 0777 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4487] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4487] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4487] pipe2([3, 4], 0) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 4487] dup(4) = 5 [pid 4487] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] openat(AT_FDCWD, "/dev/loop3", 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=0x555556691690) = 4490 [pid 4485] exit_group(0./strace-static-x86_64: Process 4490 attached [pid 4490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4490] setpgid(0, 0 [pid 4482] +++ exited with 0 +++ [pid 4485] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4482, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4490] <... setpgid resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4485] +++ exited with 0 +++ [pid 4489] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4485, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3611] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4489] write(3, "1000", 4 [pid 3611] <... close resumed>) = 0 [pid 4490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4489] <... write resumed>) = 4 [pid 4488] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4491 [pid 4490] <... openat resumed>) = 3 [pid 4489] close(3 [pid 4488] exit_group(0 [pid 4490] write(3, "1000", 4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4492 [pid 4490] <... write resumed>) = 4 [pid 4489] <... close resumed>) = 0 [pid 4488] <... exit_group resumed>) = ? [pid 4490] close(3) = 0 [pid 4490] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4490] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4490] pipe2([3, 4], 0) = 0 [pid 4490] dup(4) = 5 [pid 4490] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4491 attached [pid 4488] +++ exited with 0 +++ [pid 4491] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4488, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4491] <... prctl resumed>) = 0 [pid 4491] setpgid(0, 0 [pid 4489] mkdir("./file0", 0777 [pid 4491] <... setpgid resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4491] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4489] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... openat resumed>) = 3 [pid 4491] <... openat resumed>) = 3 [pid 4489] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4491] write(3, "1000", 4 [pid 4489] pipe2( [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4491] <... write resumed>) = 4 [pid 4489] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] close(3 [pid 4491] close(3 [pid 3608] <... close resumed>) = 0 [pid 4491] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4491] mkdir("./file0", 0777 [pid 4489] dup(4 [pid 4491] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4489] <... dup resumed>) = 5 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4493 [pid 4491] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4489] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4491] pipe2([3, 4], 0) = 0 [pid 4491] dup(4) = 5 [pid 4491] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4492 attached ./strace-static-x86_64: Process 4493 attached [pid 4492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4492] setpgid(0, 0) = 0 [pid 4493] <... prctl resumed>) = 0 [pid 4492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4493] setpgid(0, 0) = 0 [pid 4492] <... openat resumed>) = 3 [pid 4492] write(3, "1000", 4 [pid 4493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4492] <... write resumed>) = 4 [pid 4493] <... openat resumed>) = 3 [pid 4493] write(3, "1000", 4 [pid 4492] close(3 [pid 4493] <... write resumed>) = 4 [pid 4492] <... close resumed>) = 0 [pid 4493] close(3 [pid 4492] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4493] <... close resumed>) = 0 [pid 4492] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4492] pipe2( [pid 4493] mkdir("./file0", 0777 [pid 4492] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4493] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4492] dup(4 [pid 4493] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4492] <... dup resumed>) = 5 [pid 4493] pipe2( [pid 4492] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4493] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4487] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4493] dup(4) = 5 [pid 4487] exit_group(0 [pid 4493] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4487] <... exit_group resumed>) = ? [pid 4487] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4489] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 4489] exit_group(0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4489] <... exit_group resumed>) = ? [pid 4489] +++ exited with 0 +++ [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4489, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4494 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4495 ./strace-static-x86_64: Process 4495 attached [pid 4495] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4493] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4491] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4493] exit_group(0) = ? [pid 4495] <... prctl resumed>) = 0 [pid 4493] +++ exited with 0 +++ [pid 4491] exit_group(0 [pid 4492] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4490] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4495] setpgid(0, 0 [pid 4492] exit_group(0 [pid 4491] <... exit_group resumed>) = ? [pid 4490] exit_group(0 [pid 4492] <... exit_group resumed>) = ? [pid 4490] <... exit_group resumed>) = ? [pid 4491] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4493, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4491, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4492] +++ exited with 0 +++ [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4495] <... setpgid resumed>) = 0 [pid 4490] +++ exited with 0 +++ [pid 3608] <... openat resumed>) = 3 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4492, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4490, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4494 attached [pid 4494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4494] setpgid(0, 0) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3608] close(3 [pid 3611] <... close resumed>) = 0 [pid 3607] close(3 [pid 3609] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 4494] <... openat resumed>) = 3 [pid 4494] write(3, "1000", 4) = 4 [pid 4494] close(3) = 0 [pid 4494] mkdir("./file0", 0777 [pid 3607] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4494] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4494] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4499 attached ./strace-static-x86_64: Process 4497 attached [pid 4495] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4496 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4498 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4499 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4497 [pid 4494] pipe2([3, 4], 0) = 0 [pid 4495] write(3, "1000", 4 [pid 4494] dup(4 [pid 4497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4494] <... dup resumed>) = 5 [pid 4494] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4497] <... prctl resumed>) = 0 [pid 4495] <... write resumed>) = 4 [pid 4499] <... prctl resumed>) = 0 [pid 4497] setpgid(0, 0 [pid 4495] close(3 [pid 4499] setpgid(0, 0 [pid 4497] <... setpgid resumed>) = 0 [pid 4495] <... close resumed>) = 0 ./strace-static-x86_64: Process 4496 attached ./strace-static-x86_64: Process 4498 attached [pid 4496] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4495] mkdir("./file0", 0777 [pid 4497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4499] <... setpgid resumed>) = 0 [pid 4498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4497] <... openat resumed>) = 3 [pid 4496] <... prctl resumed>) = 0 [pid 4495] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4495] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4498] <... prctl resumed>) = 0 [pid 4497] write(3, "1000", 4 [pid 4496] setpgid(0, 0 [pid 4495] pipe2( [pid 4499] <... openat resumed>) = 3 [pid 4497] <... write resumed>) = 4 [pid 4495] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4499] write(3, "1000", 4 [pid 4497] close(3 [pid 4495] dup(4 [pid 4499] <... write resumed>) = 4 [pid 4498] setpgid(0, 0 [pid 4497] <... close resumed>) = 0 [pid 4496] <... setpgid resumed>) = 0 [pid 4495] <... dup resumed>) = 5 [pid 4498] <... setpgid resumed>) = 0 [pid 4496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4495] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4496] <... openat resumed>) = 3 [pid 4498] <... openat resumed>) = 3 [pid 4496] write(3, "1000", 4 [pid 4498] write(3, "1000", 4 [pid 4496] <... write resumed>) = 4 [pid 4497] mkdir("./file0", 0777 [pid 4498] <... write resumed>) = 4 [pid 4496] close(3 [pid 4498] close(3 [pid 4496] <... close resumed>) = 0 [pid 4499] close(3 [pid 4498] <... close resumed>) = 0 [pid 4497] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4496] mkdir("./file0", 0777 [pid 4499] <... close resumed>) = 0 [pid 4497] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4499] mkdir("./file0", 0777 [pid 4497] pipe2( [pid 4498] mkdir("./file0", 0777 [pid 4496] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4498] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4496] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4499] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4498] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4497] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4496] pipe2( [pid 4498] pipe2( [pid 4497] dup(4 [pid 4496] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4499] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4498] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4497] <... dup resumed>) = 5 [pid 4496] dup(4 [pid 4499] pipe2( [pid 4498] dup(4 [pid 4497] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4496] <... dup resumed>) = 5 [pid 4499] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4498] <... dup resumed>) = 5 [pid 4496] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4499] dup(4 [pid 4498] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4499] <... dup resumed>) = 5 [pid 4499] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4494] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4494] exit_group(0) = ? [pid 4499] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4499] exit_group(0) = ? [pid 4499] +++ exited with 0 +++ [pid 4494] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4499, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4495] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4494, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4495] exit_group(0) = ? [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4495] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4497] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 4497] exit_group(0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4497] <... exit_group resumed>) = ? [pid 4496] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] close(3 [pid 4498] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... close resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4500 [pid 4497] +++ exited with 0 +++ [pid 4496] exit_group(0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4500 attached [pid 4498] exit_group(0 [pid 4496] <... exit_group resumed>) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4497, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4498] <... exit_group resumed>) = ? [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4501 [pid 3606] <... openat resumed>) = 3 [pid 4496] +++ exited with 0 +++ [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4498] +++ exited with 0 +++ [pid 3606] close(3 [pid 4500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... close resumed>) = 0 [pid 4500] <... prctl resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4502 [pid 3607] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3611] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3607] close(3 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... close resumed>) = 0 ./strace-static-x86_64: Process 4501 attached [pid 4500] setpgid(0, 0 [pid 3611] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4501] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4500] <... setpgid resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3609] close(3 [pid 4501] <... prctl resumed>) = 0 [pid 4500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4503 [pid 4501] setpgid(0, 0 [pid 4500] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4501] <... setpgid resumed>) = 0 [pid 4500] write(3, "1000", 4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4504 [pid 4501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4500] <... write resumed>) = 4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4505 ./strace-static-x86_64: Process 4503 attached [pid 4501] <... openat resumed>) = 3 [pid 4500] close(3 [pid 4503] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4501] write(3, "1000", 4 [pid 4500] <... close resumed>) = 0 [pid 4503] <... prctl resumed>) = 0 [pid 4501] <... write resumed>) = 4 [pid 4500] mkdir("./file0", 0777 [pid 4503] setpgid(0, 0 [pid 4501] close(3 [pid 4500] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4502 attached [pid 4503] <... setpgid resumed>) = 0 [pid 4501] <... close resumed>) = 0 [pid 4500] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4501] mkdir("./file0", 0777 [pid 4500] pipe2(./strace-static-x86_64: Process 4505 attached ./strace-static-x86_64: Process 4504 attached [pid 4503] <... openat resumed>) = 3 [pid 4502] <... prctl resumed>) = 0 [pid 4501] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4500] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4503] write(3, "1000", 4 [pid 4502] setpgid(0, 0 [pid 4501] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4500] dup(4 [pid 4505] <... prctl resumed>) = 0 [pid 4504] <... prctl resumed>) = 0 [pid 4503] <... write resumed>) = 4 [pid 4502] <... setpgid resumed>) = 0 [pid 4501] pipe2( [pid 4500] <... dup resumed>) = 5 [pid 4505] setpgid(0, 0 [pid 4504] setpgid(0, 0 [pid 4503] close(3 [pid 4502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4501] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4500] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4505] <... setpgid resumed>) = 0 [pid 4504] <... setpgid resumed>) = 0 [pid 4503] <... close resumed>) = 0 [pid 4502] <... openat resumed>) = 3 [pid 4501] dup(4 [pid 4505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4503] mkdir("./file0", 0777 [pid 4502] write(3, "1000", 4 [pid 4501] <... dup resumed>) = 5 [pid 4505] <... openat resumed>) = 3 [pid 4504] <... openat resumed>) = 3 [pid 4503] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4502] <... write resumed>) = 4 [pid 4501] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4505] write(3, "1000", 4 [pid 4504] write(3, "1000", 4 [pid 4503] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4502] close(3 [pid 4505] <... write resumed>) = 4 [pid 4504] <... write resumed>) = 4 [pid 4502] <... close resumed>) = 0 [pid 4505] close(3 [pid 4504] close(3 [pid 4502] mkdir("./file0", 0777 [pid 4505] <... close resumed>) = 0 [pid 4504] <... close resumed>) = 0 [pid 4503] pipe2( [pid 4502] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4505] mkdir("./file0", 0777 [pid 4504] mkdir("./file0", 0777 [pid 4503] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4502] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4505] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4504] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4502] pipe2( [pid 4505] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4504] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4502] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4505] pipe2( [pid 4504] pipe2( [pid 4502] dup(4 [pid 4505] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4504] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4502] <... dup resumed>) = 5 [pid 4505] dup(4 [pid 4504] dup(4 [pid 4502] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4505] <... dup resumed>) = 5 [pid 4504] <... dup resumed>) = 5 [pid 4505] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4504] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4503] dup(4) = 5 [pid 4503] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4501] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4500] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4501] exit_group(0) = ? [pid 4500] exit_group(0) = ? [pid 4501] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4501, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4500] +++ exited with 0 +++ [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4500, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3608] close(3 [pid 3610] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4506 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4507 ./strace-static-x86_64: Process 4506 attached ./strace-static-x86_64: Process 4507 attached [pid 4506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4506] setpgid(0, 0 [pid 4507] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4506] <... setpgid resumed>) = 0 [pid 4506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4507] <... prctl resumed>) = 0 [pid 4505] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4504] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4503] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4502] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4507] setpgid(0, 0 [pid 4505] exit_group(0 [pid 4504] exit_group(0 [pid 4503] exit_group(0 [pid 4502] exit_group(0 [pid 4507] <... setpgid resumed>) = 0 [pid 4505] <... exit_group resumed>) = ? [pid 4504] <... exit_group resumed>) = ? [pid 4503] <... exit_group resumed>) = ? [pid 4502] <... exit_group resumed>) = ? [pid 4507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4506] <... openat resumed>) = 3 [pid 4505] +++ exited with 0 +++ [pid 4504] +++ exited with 0 +++ [pid 4503] +++ exited with 0 +++ [pid 4502] +++ exited with 0 +++ [pid 4506] write(3, "1000", 4 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4506] <... write resumed>) = 4 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4505, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4503, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4506] close(3 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4506] <... close resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4507] <... openat resumed>) = 3 [pid 4506] mkdir("./file0", 0777 [pid 4507] write(3, "1000", 4 [pid 4506] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4507] <... write resumed>) = 4 [pid 4506] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4507] close(3 [pid 4506] pipe2( [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4507] <... close resumed>) = 0 [pid 4506] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4507] mkdir("./file0", 0777 [pid 4506] dup(4 [pid 3611] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4507] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4506] <... dup resumed>) = 5 [pid 3611] <... close resumed>) = 0 [pid 3609] close(3 [pid 3607] close(3 [pid 3606] close(3 [pid 4507] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4506] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4507] pipe2( [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4507] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4509 [pid 4507] dup(4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4510 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4512 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4513 ./strace-static-x86_64: Process 4510 attached [pid 4507] <... dup resumed>) = 5 [pid 4507] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 4509 attached ./strace-static-x86_64: Process 4513 attached [pid 4509] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4513] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4509] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4512 attached [pid 4513] <... prctl resumed>) = 0 [pid 4512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4510] setpgid(0, 0 [pid 4509] setpgid(0, 0 [pid 4513] setpgid(0, 0 [pid 4512] <... prctl resumed>) = 0 [pid 4509] <... setpgid resumed>) = 0 [pid 4513] <... setpgid resumed>) = 0 [pid 4512] setpgid(0, 0 [pid 4509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4512] <... setpgid resumed>) = 0 [pid 4509] <... openat resumed>) = 3 [pid 4513] <... openat resumed>) = 3 [pid 4512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4509] write(3, "1000", 4 [pid 4513] write(3, "1000", 4 [pid 4512] <... openat resumed>) = 3 [pid 4510] <... setpgid resumed>) = 0 [pid 4509] <... write resumed>) = 4 [pid 4513] <... write resumed>) = 4 [pid 4512] write(3, "1000", 4 [pid 4510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4509] close(3 [pid 4513] close(3 [pid 4512] <... write resumed>) = 4 [pid 4510] <... openat resumed>) = 3 [pid 4509] <... close resumed>) = 0 [pid 4513] <... close resumed>) = 0 [pid 4512] close(3 [pid 4510] write(3, "1000", 4 [pid 4509] mkdir("./file0", 0777 [pid 4513] mkdir("./file0", 0777 [pid 4512] <... close resumed>) = 0 [pid 4510] <... write resumed>) = 4 [pid 4509] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4513] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4512] mkdir("./file0", 0777 [pid 4510] close(3 [pid 4509] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4513] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4512] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4510] <... close resumed>) = 0 [pid 4509] pipe2( [pid 4513] pipe2( [pid 4512] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4509] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4506] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4513] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4512] pipe2( [pid 4510] mkdir("./file0", 0777 [pid 4509] dup(4 [pid 4506] exit_group(0 [pid 4513] dup(4 [pid 4512] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4509] <... dup resumed>) = 5 [pid 4507] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4510] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4506] <... exit_group resumed>) = ? [pid 4513] <... dup resumed>) = 5 [pid 4512] dup(4 [pid 4510] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4509] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4507] exit_group(0 [pid 4506] +++ exited with 0 +++ [pid 4513] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4512] <... dup resumed>) = 5 [pid 4510] pipe2( [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4506, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4512] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4510] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4509] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4507] <... exit_group resumed>) = ? [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4510] dup(4 [pid 4509] exit_group(0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4509] <... exit_group resumed>) = ? [pid 4507] +++ exited with 0 +++ [pid 4513] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4510] <... dup resumed>) = 5 [pid 4509] +++ exited with 0 +++ [pid 4513] exit_group(0 [pid 4512] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4510] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4509, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4513] <... exit_group resumed>) = ? [pid 4512] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4513] +++ exited with 0 +++ [pid 4512] <... exit_group resumed>) = ? [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... restart_syscall resumed>) = 0 [pid 4512] +++ exited with 0 +++ [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4513, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4510] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... openat resumed>) = 3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4510] exit_group(0 [pid 3611] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... restart_syscall resumed>) = 0 [pid 4510] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4515 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4510] +++ exited with 0 +++ [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3608] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4516 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4510, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4517 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3./strace-static-x86_64: Process 4516 attached [pid 3607] close(3 [pid 3606] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4518 attached [pid 4516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... openat resumed>) = 3 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4518 [pid 4518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4516] <... prctl resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4519 [pid 4518] <... prctl resumed>) = 0 [pid 4516] setpgid(0, 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4515 attached [pid 4518] setpgid(0, 0 [pid 4516] <... setpgid resumed>) = 0 [pid 3609] close(3 [pid 4518] <... setpgid resumed>) = 0 [pid 4516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4515] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... close resumed>) = 0 ./strace-static-x86_64: Process 4517 attached [pid 4518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4516] <... openat resumed>) = 3 [pid 4515] <... prctl resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4518] <... openat resumed>) = 3 [pid 4517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4516] write(3, "1000", 4 [pid 4515] setpgid(0, 0 [pid 4518] write(3, "1000", 4 [pid 4517] <... prctl resumed>) = 0 [pid 4516] <... write resumed>) = 4 [pid 4515] <... setpgid resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4520 ./strace-static-x86_64: Process 4519 attached [pid 4518] <... write resumed>) = 4 [pid 4517] setpgid(0, 0 [pid 4516] close(3 [pid 4515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4518] close(3 [pid 4517] <... setpgid resumed>) = 0 [pid 4516] <... close resumed>) = 0 [pid 4515] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4520 attached [pid 4519] <... prctl resumed>) = 0 [pid 4518] <... close resumed>) = 0 [pid 4517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4516] mkdir("./file0", 0777 [pid 4515] write(3, "1000", 4 [pid 4520] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4519] setpgid(0, 0 [pid 4518] mkdir("./file0", 0777 [pid 4517] <... openat resumed>) = 3 [pid 4516] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4515] <... write resumed>) = 4 [pid 4520] <... prctl resumed>) = 0 [pid 4519] <... setpgid resumed>) = 0 [pid 4518] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4517] write(3, "1000", 4 [pid 4516] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4515] close(3 [pid 4520] setpgid(0, 0 [pid 4519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4518] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4517] <... write resumed>) = 4 [pid 4516] pipe2( [pid 4515] <... close resumed>) = 0 [pid 4520] <... setpgid resumed>) = 0 [pid 4519] <... openat resumed>) = 3 [pid 4518] pipe2( [pid 4517] close(3 [pid 4516] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4515] mkdir("./file0", 0777 [pid 4520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4519] write(3, "1000", 4 [pid 4518] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4517] <... close resumed>) = 0 [pid 4516] dup(4 [pid 4515] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4520] <... openat resumed>) = 3 [pid 4519] <... write resumed>) = 4 [pid 4518] dup(4 [pid 4517] mkdir("./file0", 0777 [pid 4516] <... dup resumed>) = 5 [pid 4515] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4520] write(3, "1000", 4 [pid 4519] close(3 [pid 4518] <... dup resumed>) = 5 [pid 4517] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4516] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4515] pipe2( [pid 4520] <... write resumed>) = 4 [pid 4519] <... close resumed>) = 0 [pid 4518] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4517] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4515] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4520] close(3 [pid 4519] mkdir("./file0", 0777 [pid 4517] pipe2( [pid 4515] dup(4 [pid 4520] <... close resumed>) = 0 [pid 4519] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4517] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4515] <... dup resumed>) = 5 [pid 4520] mkdir("./file0", 0777 [pid 4519] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4517] dup(4 [pid 4515] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4520] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4519] pipe2( [pid 4517] <... dup resumed>) = 5 [pid 4520] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4519] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4517] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4519] dup(4) = 5 [pid 4519] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4520] pipe2([3, 4], 0) = 0 [pid 4520] dup(4) = 5 [pid 4520] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4516] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4516] exit_group(0) = ? [pid 4516] +++ exited with 0 +++ [pid 4515] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4518] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4515] exit_group(0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4516, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4518] exit_group(0) = ? [pid 4518] +++ exited with 0 +++ [pid 4515] <... exit_group resumed>) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4518, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 4515] +++ exited with 0 +++ [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] close(3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... restart_syscall resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4521 [pid 4517] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4517] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 4517] <... exit_group resumed>) = ? [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 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4517] +++ exited with 0 +++ [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4522 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4517, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4521 attached [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... openat resumed>) = 3 [pid 3606] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... close resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4523 [pid 4521] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4524 attached ./strace-static-x86_64: Process 4523 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4524 ./strace-static-x86_64: Process 4522 attached [pid 4522] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4520] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4524] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4521] <... prctl resumed>) = 0 [pid 4520] exit_group(0 [pid 4519] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4523] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4520] <... exit_group resumed>) = ? [pid 4519] exit_group(0 [pid 4524] <... prctl resumed>) = 0 [pid 4523] <... prctl resumed>) = 0 [pid 4521] setpgid(0, 0 [pid 4520] +++ exited with 0 +++ [pid 4519] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4520, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4522] <... prctl resumed>) = 0 [pid 4522] setpgid(0, 0) = 0 [pid 4522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4519] +++ exited with 0 +++ [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4521] <... setpgid resumed>) = 0 [pid 4521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4524] setpgid(0, 0 [pid 4523] setpgid(0, 0 [pid 4522] <... openat resumed>) = 3 [pid 4521] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 4521] write(3, "1000", 4 [pid 4524] <... setpgid resumed>) = 0 [pid 4523] <... setpgid resumed>) = 0 [pid 4522] write(3, "1000", 4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4521] <... write resumed>) = 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4521] close(3 [pid 3607] <... openat resumed>) = 3 [pid 4521] <... close resumed>) = 0 [pid 3609] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4521] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3) = 0 [pid 4521] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4521] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4521] pipe2( [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4525 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4526 [pid 4521] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4522] <... write resumed>) = 4 [pid 4521] dup(4 [pid 4523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4521] <... dup resumed>) = 5 [pid 4522] close(3 [pid 4524] <... openat resumed>) = 3 [pid 4521] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4522] <... close resumed>) = 0 [pid 4522] mkdir("./file0", 0777 [pid 4524] write(3, "1000", 4 [pid 4522] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4524] <... write resumed>) = 4 [pid 4523] <... openat resumed>) = 3 [pid 4522] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4524] close(3 [pid 4523] write(3, "1000", 4 [pid 4522] pipe2( [pid 4524] <... close resumed>) = 0 [pid 4524] mkdir("./file0", 0777 [pid 4523] <... write resumed>) = 4 [pid 4522] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4524] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4523] close(3 [pid 4522] dup(4 [pid 4524] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4522] <... dup resumed>) = 5 [pid 4523] <... close resumed>) = 0 [pid 4524] pipe2( [pid 4522] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4523] mkdir("./file0", 0777 [pid 4524] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4523] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4526 attached ./strace-static-x86_64: Process 4525 attached [pid 4524] dup(4 [pid 4523] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4524] <... dup resumed>) = 5 [pid 4523] pipe2( [pid 4524] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4523] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4523] dup(4 [pid 4525] setpgid(0, 0) = 0 [pid 4525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4523] <... dup resumed>) = 5 [pid 4523] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4525] <... openat resumed>) = 3 [pid 4525] write(3, "1000", 4) = 4 [pid 4525] close(3) = 0 [pid 4525] mkdir("./file0", 0777 [pid 4526] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4525] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4526] <... prctl resumed>) = 0 [pid 4525] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4526] setpgid(0, 0 [pid 4525] pipe2( [pid 4526] <... setpgid resumed>) = 0 [pid 4525] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4525] dup(4 [pid 4526] <... openat resumed>) = 3 [pid 4525] <... dup resumed>) = 5 [pid 4521] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4526] write(3, "1000", 4 [pid 4525] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4526] <... write resumed>) = 4 [pid 4521] exit_group(0 [pid 4526] close(3 [pid 4521] <... exit_group resumed>) = ? [pid 4526] <... close resumed>) = 0 [pid 4526] mkdir("./file0", 0777 [pid 4521] +++ exited with 0 +++ [pid 4526] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4521, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4526] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4526] pipe2([3, 4], 0) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4526] dup(4 [pid 3611] <... openat resumed>) = 3 [pid 4526] <... dup resumed>) = 5 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 4526] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4524] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4523] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] close(3 [pid 4524] exit_group(0 [pid 4523] exit_group(0 [pid 3611] <... close resumed>) = 0 [pid 4525] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4524] <... exit_group resumed>) = ? [pid 4523] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4527 attached [pid 4525] exit_group(0 [pid 4524] +++ exited with 0 +++ [pid 4523] +++ exited with 0 +++ [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4527 [pid 4527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4525] <... exit_group resumed>) = ? [pid 4527] <... prctl resumed>) = 0 [pid 4525] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4524, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4523, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4527] setpgid(0, 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4527] <... setpgid resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4527] write(3, "1000", 4) = 4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4527] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 4527] <... close resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 4527] mkdir("./file0", 0777 [pid 3608] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4527] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4527] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3606] close(3 [pid 4527] pipe2( [pid 3608] close(3 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4527] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4527] dup(4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4530 attached ./strace-static-x86_64: Process 4528 attached [pid 4527] <... dup resumed>) = 5 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4528 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4529 [pid 4527] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4530 [pid 4530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4530] setpgid(0, 0 [pid 4528] <... prctl resumed>) = 0 [pid 4530] <... setpgid resumed>) = 0 [pid 4528] setpgid(0, 0./strace-static-x86_64: Process 4529 attached [pid 4529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4528] <... setpgid resumed>) = 0 [pid 4529] <... prctl resumed>) = 0 [pid 4529] setpgid(0, 0) = 0 [pid 4530] <... openat resumed>) = 3 [pid 4529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4526] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4530] write(3, "1000", 4 [pid 4522] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4530] <... write resumed>) = 4 [pid 4529] <... openat resumed>) = 3 [pid 4528] <... openat resumed>) = 3 [pid 4526] exit_group(0 [pid 4522] exit_group(0) = ? [pid 4529] write(3, "1000", 4 [pid 4526] <... exit_group resumed>) = ? [pid 4529] <... write resumed>) = 4 [pid 4526] +++ exited with 0 +++ [pid 4522] +++ exited with 0 +++ [pid 4530] close(3 [pid 4529] close(3 [pid 4528] write(3, "1000", 4 [pid 4527] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4526, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4530] <... close resumed>) = 0 [pid 4529] <... close resumed>) = 0 [pid 4528] <... write resumed>) = 4 [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4527] exit_group(0 [pid 4529] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4527] <... exit_group resumed>) = ? [pid 3609] <... restart_syscall resumed>) = 0 [pid 4529] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4529] pipe2([3, 4], 0) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4529] dup(4) = 5 [pid 4527] +++ exited with 0 +++ [pid 4530] mkdir("./file0", 0777 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4528] close(3 [pid 4530] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4529] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4530] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4528] <... close resumed>) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 4530] pipe2( [pid 4528] mkdir("./file0", 0777 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4530] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4528] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] close(3 [pid 3609] close(3 [pid 4530] dup(4 [pid 4528] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... close resumed>) = 0 [pid 4530] <... dup resumed>) = 5 [pid 4529] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4528] pipe2( [pid 3611] <... openat resumed>) = 3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 4530] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4529] exit_group(0 [pid 4528] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4531 [pid 3611] close(3 [pid 4529] <... exit_group resumed>) = ? [pid 3611] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4533 [pid 4529] +++ exited with 0 +++ [pid 4528] dup(4 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4532 [pid 4528] <... dup resumed>) = 5 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4529, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4532 attached ./strace-static-x86_64: Process 4531 attached [pid 4532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4528] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3606] <... restart_syscall resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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 [pid 4532] <... prctl resumed>) = 0 [pid 4532] setpgid(0, 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4534 [pid 4532] <... setpgid resumed>) = 0 [pid 4532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4534 attached ) = 3 [pid 4531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4532] write(3, "1000", 4./strace-static-x86_64: Process 4533 attached [pid 4534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4532] <... write resumed>) = 4 [pid 4531] <... prctl resumed>) = 0 [pid 4533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4532] close(3 [pid 4533] <... prctl resumed>) = 0 [pid 4532] <... close resumed>) = 0 [pid 4533] setpgid(0, 0 [pid 4532] mkdir("./file0", 0777 [pid 4533] <... setpgid resumed>) = 0 [pid 4532] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4532] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4533] <... openat resumed>) = 3 [pid 4532] pipe2( [pid 4533] write(3, "1000", 4 [pid 4532] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4534] <... prctl resumed>) = 0 [pid 4533] <... write resumed>) = 4 [pid 4532] dup(4 [pid 4531] setpgid(0, 0 [pid 4533] close(3 [pid 4532] <... dup resumed>) = 5 [pid 4533] <... close resumed>) = 0 [pid 4532] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4534] setpgid(0, 0 [pid 4533] mkdir("./file0", 0777 [pid 4531] <... setpgid resumed>) = 0 [pid 4530] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4534] <... setpgid resumed>) = 0 [pid 4533] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4530] exit_group(0 [pid 4533] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4533] pipe2([3, 4], 0) = 0 [pid 4533] dup(4) = 5 [pid 4533] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4531] <... openat resumed>) = 3 [pid 4530] <... exit_group resumed>) = ? [pid 4528] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4534] <... openat resumed>) = 3 [pid 4532] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4531] write(3, "1000", 4 [pid 4530] +++ exited with 0 +++ [pid 4528] exit_group(0 [pid 4532] exit_group(0 [pid 4531] <... write resumed>) = 4 [pid 4528] <... exit_group resumed>) = ? [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4530, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4532] <... exit_group resumed>) = ? [pid 4532] +++ exited with 0 +++ [pid 4531] close(3 [pid 4528] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4528, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4531] <... close resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4532, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... openat resumed>) = 3 [pid 4534] write(3, "1000", 4 [pid 4533] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4531] mkdir("./file0", 0777 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4534] <... write resumed>) = 4 [pid 4533] exit_group(0 [pid 4531] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4533] <... exit_group resumed>) = ? [pid 3608] close(3 [pid 4534] close(3 [pid 4533] +++ exited with 0 +++ [pid 4531] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4534] <... close resumed>) = 0 [pid 4531] pipe2( [pid 3608] <... close resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4531] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3611] <... restart_syscall resumed>) = 0 [pid 4531] dup(4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4535 [pid 3607] <... openat resumed>) = 3 [pid 4534] mkdir("./file0", 0777 [pid 4531] <... dup resumed>) = 5 [pid 3609] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4534] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4531] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... close resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4537 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4536 [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4538 ./strace-static-x86_64: Process 4538 attached ./strace-static-x86_64: Process 4537 attached ./strace-static-x86_64: Process 4536 attached ./strace-static-x86_64: Process 4535 attached [pid 4534] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4534] pipe2( [pid 4538] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4537] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4535] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4534] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4534] dup(4) = 5 [pid 4538] <... prctl resumed>) = 0 [pid 4537] <... prctl resumed>) = 0 [pid 4535] <... prctl resumed>) = 0 [pid 4534] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4538] setpgid(0, 0 [pid 4537] setpgid(0, 0 [pid 4535] setpgid(0, 0 [pid 4538] <... setpgid resumed>) = 0 [pid 4537] <... setpgid resumed>) = 0 [pid 4535] <... setpgid resumed>) = 0 [pid 4538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4535] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4538] <... openat resumed>) = 3 [pid 4537] <... openat resumed>) = 3 [pid 4536] <... prctl resumed>) = 0 [pid 4535] <... openat resumed>) = 3 [pid 4531] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4538] write(3, "1000", 4 [pid 4537] write(3, "1000", 4 [pid 4535] write(3, "1000", 4 [pid 4538] <... write resumed>) = 4 [pid 4537] <... write resumed>) = 4 [pid 4536] setpgid(0, 0 [pid 4535] <... write resumed>) = 4 [pid 4531] exit_group(0 [pid 4538] close(3 [pid 4537] close(3 [pid 4535] close(3 [pid 4531] <... exit_group resumed>) = ? [pid 4536] <... setpgid resumed>) = 0 [pid 4538] <... close resumed>) = 0 [pid 4537] <... close resumed>) = 0 [pid 4535] <... close resumed>) = 0 [pid 4538] mkdir("./file0", 0777 [pid 4537] mkdir("./file0", 0777 [pid 4535] mkdir("./file0", 0777 [pid 4538] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4537] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4535] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4538] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4537] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4535] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4531] +++ exited with 0 +++ [pid 4538] pipe2( [pid 4537] pipe2( [pid 4536] <... openat resumed>) = 3 [pid 4535] pipe2( [pid 4538] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4537] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4535] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4531, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4538] dup(4 [pid 4537] dup(4 [pid 4535] dup(4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4538] <... dup resumed>) = 5 [pid 4537] <... dup resumed>) = 5 [pid 4536] write(3, "1000", 4 [pid 4535] <... dup resumed>) = 5 [pid 3610] <... openat resumed>) = 3 [pid 4538] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4537] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4536] <... write resumed>) = 4 [pid 4535] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4538] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4536] close(3 [pid 4534] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4538] exit_group(0 [pid 4536] <... close resumed>) = 0 [pid 4534] exit_group(0 [pid 3610] close(3 [pid 4538] <... exit_group resumed>) = ? [pid 4536] mkdir("./file0", 0777 [pid 4534] <... exit_group resumed>) = ? [pid 3610] <... close resumed>) = 0 [pid 4538] +++ exited with 0 +++ [pid 4537] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4536] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4535] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4537] exit_group(0 [pid 4535] exit_group(0 [pid 4534] +++ exited with 0 +++ [pid 4536] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4537] <... exit_group resumed>) = ? [pid 4536] pipe2( [pid 4535] <... exit_group resumed>) = ? [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4539 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4538, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4537] +++ exited with 0 +++ [pid 4536] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4535] +++ exited with 0 +++ [pid 4536] dup(4 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4536] <... dup resumed>) = 5 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4535, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4536] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... restart_syscall resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4540 ./strace-static-x86_64: Process 4539 attached [pid 4539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 4539] <... prctl resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4539] setpgid(0, 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3606] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3608] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 4539] <... setpgid resumed>) = 0 [pid 4539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4539] write(3, "1000", 4 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4541 [pid 4539] <... write resumed>) = 4 [pid 4539] close(3) = 0 [pid 4539] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4539] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4539] pipe2([3, 4], 0) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4542 ./strace-static-x86_64: Process 4540 attached [pid 4540] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4539] dup(4) = 5 [pid 4539] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4540] <... prctl resumed>) = 0 [pid 4540] setpgid(0, 0) = 0 [pid 4540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4540] write(3, "1000", 4) = 4 [pid 4540] close(3) = 0 [pid 4540] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4540] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4542 attached [pid 4540] pipe2( [pid 4542] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4540] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4540] dup(4 [pid 4542] <... prctl resumed>) = 0 [pid 4540] <... dup resumed>) = 5 [pid 4542] setpgid(0, 0 [pid 4540] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4542] <... setpgid resumed>) = 0 [pid 4542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4542] write(3, "1000", 4) = 4 [pid 4542] close(3) = 0 [pid 4542] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4542] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4542] pipe2([3, 4], 0) = 0 [pid 4542] dup(4) = 5 [pid 4542] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4543 ./strace-static-x86_64: Process 4543 attached ./strace-static-x86_64: Process 4541 attached [pid 4543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4541] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4543] <... prctl resumed>) = 0 [pid 4541] <... prctl resumed>) = 0 [pid 4543] setpgid(0, 0 [pid 4541] setpgid(0, 0 [pid 4543] <... setpgid resumed>) = 0 [pid 4541] <... setpgid resumed>) = 0 [pid 4543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4541] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4543] <... openat resumed>) = 3 [pid 4541] <... openat resumed>) = 3 [pid 4543] write(3, "1000", 4 [pid 4541] write(3, "1000", 4 [pid 4543] <... write resumed>) = 4 [pid 4541] <... write resumed>) = 4 [pid 4543] close(3 [pid 4541] close(3 [pid 4543] <... close resumed>) = 0 [pid 4541] <... close resumed>) = 0 [pid 4543] mkdir("./file0", 0777 [pid 4541] mkdir("./file0", 0777 [pid 4536] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4543] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4541] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4536] exit_group(0) = ? [pid 4536] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4543] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4541] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4543] pipe2( [pid 4541] pipe2( [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 4543] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4542] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4541] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4540] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4542] exit_group(0) = ? [pid 4542] +++ exited with 0 +++ [pid 4540] exit_group(0) = ? [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4544 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4545 [pid 4540] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4540, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3611] close(3./strace-static-x86_64: Process 4544 attached [pid 4543] dup(4 [pid 4541] dup(4 [pid 3611] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4545 attached [pid 4545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4546 [pid 4545] setpgid(0, 0) = 0 [pid 4545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4546 attached ) = 3 [pid 4544] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4543] <... dup resumed>) = 5 [pid 4541] <... dup resumed>) = 5 [pid 4545] write(3, "1000", 4) = 4 [pid 4543] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4541] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4545] close(3) = 0 [pid 4545] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4545] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4545] pipe2( [pid 4539] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4539] exit_group(0) = ? [pid 4539] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4539, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4545] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4545] dup(4 [pid 3610] <... openat resumed>) = 3 [pid 4545] <... dup resumed>) = 5 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4545] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4546] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4544] <... prctl resumed>) = 0 [pid 3610] close(3 [pid 4546] <... prctl resumed>) = 0 [pid 4544] setpgid(0, 0 [pid 3610] <... close resumed>) = 0 [pid 4546] setpgid(0, 0 [pid 4544] <... setpgid resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4546] <... setpgid resumed>) = 0 [pid 4544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4544] <... openat resumed>) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4547 [pid 4546] <... openat resumed>) = 3 [pid 4544] write(3, "1000", 4 [pid 4546] write(3, "1000", 4 [pid 4544] <... write resumed>) = 4 ./strace-static-x86_64: Process 4547 attached [pid 4546] <... write resumed>) = 4 [pid 4544] close(3 [pid 4546] close(3 [pid 4544] <... close resumed>) = 0 [pid 4546] <... close resumed>) = 0 [pid 4544] mkdir("./file0", 0777 [pid 4546] mkdir("./file0", 0777 [pid 4544] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4546] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4544] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4546] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4544] pipe2( [pid 4546] pipe2( [pid 4544] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4546] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4544] dup(4 [pid 4546] dup(4 [pid 4544] <... dup resumed>) = 5 [pid 4547] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4546] <... dup resumed>) = 5 [pid 4544] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4547] <... prctl resumed>) = 0 [pid 4546] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4547] setpgid(0, 0) = 0 [pid 4547] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4547] write(3, "1000", 4) = 4 [pid 4547] close(3) = 0 [pid 4547] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4547] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4547] pipe2([3, 4], 0) = 0 [pid 4547] dup(4) = 5 [pid 4547] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4543] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4541] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4543] exit_group(0 [pid 4541] exit_group(0 [pid 4543] <... exit_group resumed>) = ? [pid 4541] <... exit_group resumed>) = ? [pid 4543] +++ exited with 0 +++ [pid 4541] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4541, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4545] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4544] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4543, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 4545] exit_group(0 [pid 4544] exit_group(0 [pid 4545] <... exit_group resumed>) = ? [pid 4544] <... exit_group resumed>) = ? [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4544] +++ exited with 0 +++ [pid 3608] close(3 [pid 3607] close(3 [pid 3608] <... close resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4544, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 4545] +++ exited with 0 +++ [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4548 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4548 [pid 4548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4548] setpgid(0, 0) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4545, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4549 [pid 4548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4548] write(3, "1000", 4 [pid 3606] <... openat resumed>) = 3 [pid 4548] <... write resumed>) = 4 [pid 3609] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4548] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3606] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4548] <... close resumed>) = 0 [pid 4548] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4548] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4548] pipe2([3, 4], 0) = 0 [pid 4548] dup(4) = 5 [pid 4548] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4551 attached ./strace-static-x86_64: Process 4550 attached ./strace-static-x86_64: Process 4549 attached [pid 4547] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4546] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4550 [pid 4547] exit_group(0 [pid 4546] exit_group(0 [pid 4547] <... exit_group resumed>) = ? [pid 4546] <... exit_group resumed>) = ? [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4551 [pid 4551] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4550] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4547] +++ exited with 0 +++ [pid 4546] +++ exited with 0 +++ [pid 4551] <... prctl resumed>) = 0 [pid 4550] <... prctl resumed>) = 0 [pid 4549] <... prctl resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4546, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4547, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4551] setpgid(0, 0 [pid 4550] setpgid(0, 0 [pid 4549] setpgid(0, 0 [pid 4551] <... setpgid resumed>) = 0 [pid 4550] <... setpgid resumed>) = 0 [pid 4549] <... setpgid resumed>) = 0 [pid 4551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 4551] <... openat resumed>) = 3 [pid 4550] <... openat resumed>) = 3 [pid 4549] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3611] close(3 [pid 3610] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4553 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4552 [pid 4551] write(3, "1000", 4 [pid 4549] write(3, "1000", 4 [pid 4550] write(3, "1000", 4./strace-static-x86_64: Process 4552 attached [pid 4549] <... write resumed>) = 4 [pid 4551] <... write resumed>) = 4 [pid 4552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4549] close(3 [pid 4551] close(3 [pid 4552] <... prctl resumed>) = 0 [pid 4552] setpgid(0, 0 [pid 4551] <... close resumed>) = 0 [pid 4552] <... setpgid resumed>) = 0 [pid 4549] <... close resumed>) = 0 [pid 4552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4551] mkdir("./file0", 0777 [pid 4552] <... openat resumed>) = 3 [pid 4551] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4549] mkdir("./file0", 0777 [pid 4550] <... write resumed>) = 4 [pid 4551] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4550] close(3 [pid 4549] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4551] pipe2([3, 4], 0) = 0 [pid 4550] <... close resumed>) = 0 [pid 4549] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4552] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 4553 attached [pid 4552] close(3) = 0 [pid 4552] mkdir("./file0", 0777 [pid 4553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4551] dup(4 [pid 4549] pipe2( [pid 4551] <... dup resumed>) = 5 [pid 4553] <... prctl resumed>) = 0 [pid 4552] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4551] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4549] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4550] mkdir("./file0", 0777 [pid 4553] setpgid(0, 0 [pid 4552] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4549] dup(4 [pid 4553] <... setpgid resumed>) = 0 [pid 4552] pipe2( [pid 4549] <... dup resumed>) = 5 [pid 4549] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4552] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4553] <... openat resumed>) = 3 [pid 4552] dup(4 [pid 4550] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4553] write(3, "1000", 4 [pid 4552] <... dup resumed>) = 5 [pid 4550] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4550] pipe2([3, 4], 0) = 0 [pid 4553] <... write resumed>) = 4 [pid 4552] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4550] dup(4 [pid 4553] close(3 [pid 4550] <... dup resumed>) = 5 [pid 4553] <... close resumed>) = 0 [pid 4553] mkdir("./file0", 0777 [pid 4550] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4553] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4553] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4553] pipe2([3, 4], 0) = 0 [pid 4553] dup(4) = 5 [pid 4553] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4548] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4548] exit_group(0) = ? [pid 4548] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", 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=0x555556691690) = 4554 ./strace-static-x86_64: Process 4554 attached [pid 4554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4554] setpgid(0, 0) = 0 [pid 4554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4554] write(3, "1000", 4) = 4 [pid 4554] close(3) = 0 [pid 4552] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4554] mkdir("./file0", 0777 [pid 4552] exit_group(0 [pid 4551] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4550] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4549] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4553] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4554] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4553] exit_group(0 [pid 4552] <... exit_group resumed>) = ? [pid 4551] exit_group(0 [pid 4550] exit_group(0 [pid 4549] exit_group(0 [pid 4553] <... exit_group resumed>) = ? [pid 4552] +++ exited with 0 +++ [pid 4551] <... exit_group resumed>) = ? [pid 4550] <... exit_group resumed>) = ? [pid 4549] <... exit_group resumed>) = ? [pid 4554] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4553] +++ exited with 0 +++ [pid 4551] +++ exited with 0 +++ [pid 4550] +++ exited with 0 +++ [pid 4549] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4553, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4552, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4551, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4550, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4554] pipe2( [pid 3611] <... openat resumed>) = 3 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4554] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3 [pid 3609] close(3 [pid 3607] close(3 [pid 3606] close(3 [pid 4554] dup(4 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4554] <... dup resumed>) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4555 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4555 attached [pid 4554] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4556 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4557 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4558 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4559 ./strace-static-x86_64: Process 4558 attached [pid 4558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4558] setpgid(0, 0) = 0 [pid 4558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4557 attached ) = 3 [pid 4557] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4558] write(3, "1000", 4) = 4 [pid 4558] close(3 [pid 4557] <... prctl resumed>) = 0 [pid 4558] <... close resumed>) = 0 [pid 4557] setpgid(0, 0 [pid 4558] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4557] <... setpgid resumed>) = 0 [pid 4558] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4558] pipe2( [pid 4557] <... openat resumed>) = 3 [pid 4558] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4557] write(3, "1000", 4./strace-static-x86_64: Process 4556 attached [pid 4558] dup(4 [pid 4557] <... write resumed>) = 4 [pid 4558] <... dup resumed>) = 5 [pid 4557] close(3 [pid 4558] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4557] <... close resumed>) = 0 [pid 4556] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4557] mkdir("./file0", 0777 [pid 4556] <... prctl resumed>) = 0 [pid 4557] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4556] setpgid(0, 0 [pid 4557] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4556] <... setpgid resumed>) = 0 [pid 4557] pipe2( [pid 4556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4557] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4556] <... openat resumed>) = 3 [pid 4557] dup(4 [pid 4556] write(3, "1000", 4 [pid 4557] <... dup resumed>) = 5 [pid 4557] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4556] <... write resumed>) = 4 [pid 4556] close(3 [pid 4555] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4556] <... close resumed>) = 0 [pid 4555] <... prctl resumed>) = 0 [pid 4556] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4555] setpgid(0, 0 [pid 4556] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4556] pipe2([3, 4], 0) = 0 [pid 4556] dup(4) = 5 [pid 4556] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4555] <... setpgid resumed>) = 0 [pid 4555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 4559 attached [pid 4555] write(3, "1000", 4 [pid 4554] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4555] <... write resumed>) = 4 [pid 4554] exit_group(0 [pid 4559] <... prctl resumed>) = 0 [pid 4555] close(3 [pid 4554] <... exit_group resumed>) = ? [pid 4559] setpgid(0, 0 [pid 4555] <... close resumed>) = 0 [pid 4554] +++ exited with 0 +++ [pid 4559] <... setpgid resumed>) = 0 [pid 4555] mkdir("./file0", 0777 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4554, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4555] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4559] <... openat resumed>) = 3 [pid 4555] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4559] write(3, "1000", 4 [pid 4555] pipe2( [pid 4559] <... write resumed>) = 4 [pid 4555] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4555] dup(4) = 5 [pid 4559] close(3 [pid 4555] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4559] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4559] mkdir("./file0", 0777 [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4559] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4559] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4559] pipe2( [pid 3608] close(3 [pid 4559] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4559] dup(4 [pid 3608] <... close resumed>) = 0 [pid 4559] <... dup resumed>) = 5 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4559] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4560 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4560 [pid 4560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4558] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4560] setpgid(0, 0 [pid 4558] exit_group(0 [pid 4560] <... setpgid resumed>) = 0 [pid 4558] <... exit_group resumed>) = ? [pid 4557] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4556] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4558] +++ exited with 0 +++ [pid 4557] exit_group(0) = ? [pid 4560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4557] +++ exited with 0 +++ [pid 4556] exit_group(0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4558, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4556] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4557, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4556] +++ exited with 0 +++ [pid 3607] <... restart_syscall resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4556, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3607] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 4560] <... openat resumed>) = 3 [pid 4560] write(3, "1000", 4 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4560] <... write resumed>) = 4 [pid 4560] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4562 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4561 ./strace-static-x86_64: Process 4563 attached ./strace-static-x86_64: Process 4562 attached [pid 4559] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4555] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4563 [pid 4559] exit_group(0 [pid 4563] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4560] <... close resumed>) = 0 [pid 4559] <... exit_group resumed>) = ? [pid 4555] exit_group(0 [pid 4563] <... prctl resumed>) = 0 [pid 4562] <... prctl resumed>) = 0 [pid 4560] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4560] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4559] +++ exited with 0 +++ [pid 4555] <... exit_group resumed>) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4559, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4560] pipe2([3, 4], 0) = 0 [pid 4562] setpgid(0, 0 [pid 4555] +++ exited with 0 +++ [pid 4563] setpgid(0, 0) = 0 [pid 4562] <... setpgid resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4560] dup(4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4562] <... openat resumed>) = 3 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3606] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4561 attached [pid 4563] <... openat resumed>) = 3 [pid 4562] write(3, "1000", 4 [pid 4560] <... dup resumed>) = 5 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4563] write(3, "1000", 4 [pid 4562] <... write resumed>) = 4 [pid 4561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4563] <... write resumed>) = 4 [pid 4562] close(3 [pid 4561] <... prctl resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4563] close(3 [pid 4562] <... close resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 4561] setpgid(0, 0 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 4563] <... close resumed>) = 0 [pid 4561] <... setpgid resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 [pid 3611] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4564 attached [pid 4563] mkdir("./file0", 0777 [pid 4562] mkdir("./file0", 0777 [pid 4561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4560] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3611] <... close resumed>) = 0 [pid 4564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4563] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4562] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4561] <... openat resumed>) = 3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4564 [pid 4564] <... prctl resumed>) = 0 [pid 4563] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4562] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4561] write(3, "1000", 4 [pid 4564] setpgid(0, 0 [pid 4563] pipe2( [pid 4562] pipe2( [pid 4561] <... write resumed>) = 4 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4565 [pid 4564] <... setpgid resumed>) = 0 [pid 4563] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4562] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4561] close(3 [pid 4564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4563] dup(4 [pid 4562] dup(4 [pid 4561] <... close resumed>) = 0 [pid 4564] <... openat resumed>) = 3 [pid 4563] <... dup resumed>) = 5 [pid 4562] <... dup resumed>) = 5 [pid 4561] mkdir("./file0", 0777 [pid 4564] write(3, "1000", 4 [pid 4563] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4562] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4561] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4564] <... write resumed>) = 4 [pid 4561] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4564] close(3 [pid 4561] pipe2( [pid 4564] <... close resumed>) = 0 [pid 4561] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4564] mkdir("./file0", 0777 [pid 4561] dup(4 [pid 4564] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4561] <... dup resumed>) = 5 [pid 4564] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4561] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4564] pipe2([3, 4], 0) = 0 [pid 4564] dup(4) = 5 [pid 4564] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4565 attached [pid 4560] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4562] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4560] exit_group(0 [pid 4562] exit_group(0) = ? [pid 4560] <... exit_group resumed>) = ? [pid 4562] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4562, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4565] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4565] setpgid(0, 0) = 0 [pid 4565] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4560] +++ exited with 0 +++ [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4560, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4565] write(3, "1000", 4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4565] <... write resumed>) = 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... restart_syscall resumed>) = 0 [pid 4565] close(3 [pid 3610] <... openat resumed>) = 3 [pid 4565] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4565] mkdir("./file0", 0777 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4565] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] close(3 [pid 3608] <... openat resumed>) = 3 [pid 4565] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4565] pipe2( [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4565] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] close(3 [pid 4565] dup(4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4566 [pid 3608] <... close resumed>) = 0 [pid 4565] <... dup resumed>) = 5 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4565] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4567 ./strace-static-x86_64: Process 4566 attached [pid 4566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4566] setpgid(0, 0) = 0 [pid 4566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4566] write(3, "1000", 4) = 4 [pid 4566] close(3) = 0 [pid 4566] mkdir("./file0", 0777./strace-static-x86_64: Process 4567 attached ) = -1 EEXIST (File exists) [pid 4564] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4563] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4561] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4567] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4566] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4564] exit_group(0 [pid 4563] exit_group(0 [pid 4567] <... prctl resumed>) = 0 [pid 4566] pipe2( [pid 4564] <... exit_group resumed>) = ? [pid 4563] <... exit_group resumed>) = ? [pid 4561] exit_group(0 [pid 4567] setpgid(0, 0 [pid 4566] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4564] +++ exited with 0 +++ [pid 4563] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4563, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4567] <... setpgid resumed>) = 0 [pid 4566] dup(4 [pid 4561] <... exit_group resumed>) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4566] <... dup resumed>) = 5 [pid 4567] <... openat resumed>) = 3 [pid 4561] +++ exited with 0 +++ [pid 4567] write(3, "1000", 4 [pid 4566] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4561, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4567] <... write resumed>) = 4 [pid 4567] close(3) = 0 [pid 4567] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4567] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4567] pipe2([3, 4], 0) = 0 [pid 4567] dup(4) = 5 [pid 4567] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... close resumed>) = 0 [pid 3606] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4568 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4569 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4570 ./strace-static-x86_64: Process 4570 attached ./strace-static-x86_64: Process 4568 attached [pid 4567] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4566] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4565] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4565] exit_group(0) = ? [pid 4567] exit_group(0 [pid 4566] exit_group(0 [pid 4567] <... exit_group resumed>) = ? [pid 4566] <... exit_group resumed>) = ? [pid 4570] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4568] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4567] +++ exited with 0 +++ [pid 4566] +++ exited with 0 +++ [pid 4565] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4565, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4566, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4567, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4570] <... prctl resumed>) = 0 [pid 4568] <... prctl resumed>) = 0 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3610] close(3 [pid 3611] <... close resumed>) = 0 [pid 3608] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 4569 attached [pid 4569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4569] setpgid(0, 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4571 [pid 4569] <... setpgid resumed>) = 0 [pid 4569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4569] write(3, "1000", 4) = 4 [pid 4569] close(3) = 0 [pid 4569] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4569] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4572 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4573 [pid 4569] pipe2([3, 4], 0) = 0 [pid 4569] dup(4) = 5 [pid 4569] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4573 attached ./strace-static-x86_64: Process 4571 attached [pid 4570] setpgid(0, 0 [pid 4568] setpgid(0, 0 [pid 4570] <... setpgid resumed>) = 0 [pid 4568] <... setpgid resumed>) = 0 [pid 4568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4572 attached [pid 4572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4572] setpgid(0, 0) = 0 [pid 4572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4568] <... openat resumed>) = 3 [pid 4568] write(3, "1000", 4) = 4 [pid 4568] close(3) = 0 [pid 4572] <... openat resumed>) = 3 [pid 4572] write(3, "1000", 4) = 4 [pid 4572] close(3) = 0 [pid 4572] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4568] mkdir("./file0", 0777 [pid 4573] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4571] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4570] <... openat resumed>) = 3 [pid 4568] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4570] write(3, "1000", 4 [pid 4568] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4572] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4570] <... write resumed>) = 4 [pid 4568] pipe2( [pid 4573] <... prctl resumed>) = 0 [pid 4572] pipe2( [pid 4571] <... prctl resumed>) = 0 [pid 4570] close(3 [pid 4568] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4573] setpgid(0, 0 [pid 4572] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4571] setpgid(0, 0 [pid 4570] <... close resumed>) = 0 [pid 4568] dup(4) = 5 [pid 4568] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4572] dup(4 [pid 4570] mkdir("./file0", 0777 [pid 4572] <... dup resumed>) = 5 [pid 4572] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4570] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4573] <... setpgid resumed>) = 0 [pid 4570] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4571] <... setpgid resumed>) = 0 [pid 4570] pipe2([3, 4], 0) = 0 [pid 4571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4570] dup(4 [pid 4573] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4571] <... openat resumed>) = 3 [pid 4570] <... dup resumed>) = 5 [pid 4573] <... openat resumed>) = 3 [pid 4570] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4573] write(3, "1000", 4 [pid 4571] write(3, "1000", 4 [pid 4573] <... write resumed>) = 4 [pid 4571] <... write resumed>) = 4 [pid 4573] close(3 [pid 4571] close(3 [pid 4573] <... close resumed>) = 0 [pid 4569] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4569] exit_group(0) = ? [pid 4569] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4569, 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/loop1", 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 4571] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4574 [pid 4571] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4571] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4571] pipe2([3, 4], 0) = 0 [pid 4571] dup(4) = 5 [pid 4573] mkdir("./file0", 0777./strace-static-x86_64: Process 4574 attached ) = -1 EEXIST (File exists) [pid 4573] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4571] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4573] pipe2( [pid 4574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4573] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4574] <... prctl resumed>) = 0 [pid 4574] setpgid(0, 0 [pid 4573] dup(4) = 5 [pid 4573] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4574] <... setpgid resumed>) = 0 [pid 4574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4572] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4572] exit_group(0) = ? [pid 4572] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4572, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4574] write(3, "1000", 4 [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=0x555556691690) = 4575 [pid 4574] <... write resumed>) = 4 [pid 4574] close(3) = 0 [pid 4574] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4574] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4574] pipe2([3, 4], 0) = 0 [pid 4574] dup(4) = 5 [pid 4574] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4575 attached [pid 4575] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4575] setpgid(0, 0) = 0 [pid 4575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4575] write(3, "1000", 4) = 4 [pid 4575] close(3) = 0 [pid 4575] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4575] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4575] pipe2([3, 4], 0) = 0 [pid 4575] dup(4 [pid 4570] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4575] <... dup resumed>) = 5 [pid 4570] exit_group(0 [pid 4575] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4570] <... exit_group resumed>) = ? [pid 4570] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4570, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4576 ./strace-static-x86_64: Process 4576 attached [pid 4576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4576] setpgid(0, 0) = 0 [pid 4573] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4571] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4568] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4574] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4573] exit_group(0 [pid 4571] exit_group(0 [pid 4568] exit_group(0 [pid 4574] exit_group(0 [pid 4573] <... exit_group resumed>) = ? [pid 4571] <... exit_group resumed>) = ? [pid 4568] <... exit_group resumed>) = ? [pid 4574] <... exit_group resumed>) = ? [pid 4573] +++ exited with 0 +++ [pid 4571] +++ exited with 0 +++ [pid 4568] +++ exited with 0 +++ [pid 4576] <... openat resumed>) = 3 [pid 4575] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4574] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4571, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4573, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4568, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4576] write(3, "1000", 4 [pid 4575] exit_group(0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4574, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4576] <... write resumed>) = 4 [pid 4575] <... exit_group resumed>) = ? [pid 4576] close(3 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4576] <... close resumed>) = 0 [pid 4575] +++ exited with 0 +++ [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 4576] mkdir("./file0", 0777 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4575, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4576] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4576] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] close(3 [pid 3610] close(3 [pid 3609] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4576] pipe2( [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4576] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4577 attached [pid 4576] dup(4 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4576] <... dup resumed>) = 5 [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4577 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4578 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4579 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] close(3 [pid 4576] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 3608] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4580 [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556691690) = 4581 ./strace-static-x86_64: Process 4581 attached ./strace-static-x86_64: Process 4579 attached [pid 4577] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4578 attached [pid 4581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4577] <... prctl resumed>) = 0 [pid 4581] <... prctl resumed>) = 0 [pid 4579] <... prctl resumed>) = 0 [pid 4578] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4577] setpgid(0, 0 [pid 4581] setpgid(0, 0 [pid 4579] setpgid(0, 0 [pid 4578] <... prctl resumed>) = 0 [pid 4577] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4580 attached [pid 4581] <... setpgid resumed>) = 0 [pid 4579] <... setpgid resumed>) = 0 [pid 4578] setpgid(0, 0 [pid 4577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4578] <... setpgid resumed>) = 0 [pid 4577] <... openat resumed>) = 3 [pid 4581] <... openat resumed>) = 3 [pid 4580] <... prctl resumed>) = 0 [pid 4579] <... openat resumed>) = 3 [pid 4577] write(3, "1000", 4 [pid 4581] write(3, "1000", 4 [pid 4580] setpgid(0, 0 [pid 4579] write(3, "1000", 4 [pid 4578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4577] <... write resumed>) = 4 [pid 4581] <... write resumed>) = 4 [pid 4580] <... setpgid resumed>) = 0 [pid 4579] <... write resumed>) = 4 [pid 4578] <... openat resumed>) = 3 [pid 4577] close(3 [pid 4581] close(3 [pid 4580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4579] close(3 [pid 4578] write(3, "1000", 4 [pid 4577] <... close resumed>) = 0 [pid 4581] <... close resumed>) = 0 [pid 4580] <... openat resumed>) = 3 [pid 4579] <... close resumed>) = 0 [pid 4578] <... write resumed>) = 4 [pid 4577] mkdir("./file0", 0777 [pid 4581] mkdir("./file0", 0777 [pid 4580] write(3, "1000", 4 [pid 4579] mkdir("./file0", 0777 [pid 4578] close(3 [pid 4577] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4581] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4580] <... write resumed>) = 4 [pid 4579] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4578] <... close resumed>) = 0 [pid 4577] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4581] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4580] close(3 [pid 4579] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4578] mkdir("./file0", 0777 [pid 4577] pipe2( [pid 4581] pipe2( [pid 4580] <... close resumed>) = 0 [pid 4579] pipe2( [pid 4578] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4577] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4580] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4580] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4580] pipe2([3, 4], 0) = 0 [pid 4580] dup(4) = 5 [pid 4581] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4580] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4579] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4581] dup(4 [pid 4579] dup(4 [pid 4578] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4577] dup(4 [pid 4581] <... dup resumed>) = 5 [pid 4579] <... dup resumed>) = 5 [pid 4578] pipe2( [pid 4577] <... dup resumed>) = 5 [pid 4581] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4579] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4578] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4577] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4578] dup(4) = 5 [pid 4578] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4576] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4576] exit_group(0) = ? [pid 4576] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4576, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", 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=0x555556691690) = 4582 ./strace-static-x86_64: Process 4582 attached [pid 4579] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4577] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4582] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4581] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4580] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4579] exit_group(0 [pid 4578] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4577] exit_group(0 [pid 4579] <... exit_group resumed>) = ? [pid 4578] exit_group(0 [pid 4581] exit_group(0 [pid 4582] <... prctl resumed>) = 0 [pid 4580] exit_group(0 [pid 4579] +++ exited with 0 +++ [pid 4578] <... exit_group resumed>) = ? [pid 4577] <... exit_group resumed>) = ? [pid 4581] <... exit_group resumed>) = ? [pid 4582] setpgid(0, 0 [pid 4580] <... exit_group resumed>) = ? [pid 4578] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4579, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4578, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4581] +++ exited with 0 +++ [pid 4580] +++ exited with 0 +++ [pid 4577] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4582] <... setpgid resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4581, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4582] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4582] write(3, "1000", 4 [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4582] <... write resumed>) = 4 [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4583 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4583 attached [pid 4582] close(3 [pid 3611] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4582] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] close(3 [pid 3607] close(3 [pid 4583] <... prctl resumed>) = 0 [pid 4582] mkdir("./file0", 0777 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4583] setpgid(0, 0 [pid 4582] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4585 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4584 [pid 4583] <... setpgid resumed>) = 0 [pid 4582] --- 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 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4582] pipe2( [pid 4583] <... openat resumed>) = 3 [pid 4582] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4583] write(3, "1000", 4 [pid 4582] dup(4 [pid 4583] <... write resumed>) = 4 [pid 4582] <... dup resumed>) = 5 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4586 [pid 4583] close(3 [pid 4582] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4585 attached [pid 4583] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4587 [pid 4583] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4583] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4583] pipe2([3, 4], 0) = 0 [pid 4583] dup(4) = 5 [pid 4583] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4587 attached ./strace-static-x86_64: Process 4586 attached ./strace-static-x86_64: Process 4584 attached [pid 4585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4587] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4586] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4585] <... prctl resumed>) = 0 [pid 4584] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4587] <... prctl resumed>) = 0 [pid 4586] <... prctl resumed>) = 0 [pid 4585] setpgid(0, 0 [pid 4584] <... prctl resumed>) = 0 [pid 4586] setpgid(0, 0 [pid 4585] <... setpgid resumed>) = 0 [pid 4584] setpgid(0, 0 [pid 4586] <... setpgid resumed>) = 0 [pid 4585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4584] <... setpgid resumed>) = 0 [pid 4586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4585] <... openat resumed>) = 3 [pid 4584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4586] <... openat resumed>) = 3 [pid 4585] write(3, "1000", 4 [pid 4584] <... openat resumed>) = 3 [pid 4586] write(3, "1000", 4 [pid 4585] <... write resumed>) = 4 [pid 4584] write(3, "1000", 4 [pid 4586] <... write resumed>) = 4 [pid 4585] close(3 [pid 4584] <... write resumed>) = 4 [pid 4586] close(3 [pid 4585] <... close resumed>) = 0 [pid 4584] close(3 [pid 4586] <... close resumed>) = 0 [pid 4585] mkdir("./file0", 0777 [pid 4584] <... close resumed>) = 0 [pid 4586] mkdir("./file0", 0777 [pid 4585] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4584] mkdir("./file0", 0777 [pid 4586] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4585] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4584] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4586] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4585] pipe2( [pid 4584] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4586] pipe2( [pid 4585] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4584] pipe2( [pid 4587] setpgid(0, 0 [pid 4586] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4585] dup(4 [pid 4584] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4586] dup(4 [pid 4585] <... dup resumed>) = 5 [pid 4584] dup(4 [pid 4587] <... setpgid resumed>) = 0 [pid 4586] <... dup resumed>) = 5 [pid 4585] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4584] <... dup resumed>) = 5 [pid 4587] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4586] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4584] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4587] <... openat resumed>) = 3 [pid 4587] write(3, "1000", 4) = 4 [pid 4587] close(3) = 0 [pid 4587] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4587] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4587] pipe2([3, 4], 0) = 0 [pid 4587] dup(4) = 5 [pid 4587] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,") = -1 EFAULT (Bad address) [pid 4586] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4585] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4584] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4583] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4582] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4586] exit_group(0 [pid 4585] exit_group(0 [pid 4584] exit_group(0 [pid 4582] exit_group(0 [pid 4587] exit_group(0 [pid 4583] exit_group(0) = ? [pid 4582] <... exit_group resumed>) = ? [pid 4586] <... exit_group resumed>) = ? [pid 4585] <... exit_group resumed>) = ? [pid 4584] <... exit_group resumed>) = ? [pid 4587] <... exit_group resumed>) = ? [pid 4586] +++ exited with 0 +++ [pid 4585] +++ exited with 0 +++ [pid 4584] +++ exited with 0 +++ [pid 4583] +++ exited with 0 +++ [pid 4582] +++ exited with 0 +++ [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4585, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4584, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4586, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4583, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4582, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 4587] +++ exited with 0 +++ [pid 3611] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4587, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3611] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3611] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] close(3 [pid 3610] close(3 [pid 3609] <... close resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] close(3 [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] close(3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... close resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556691690) = 4589 ./strace-static-x86_64: Process 4589 attached [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4589] setpgid(0, 0) = 0 [pid 4589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4589] write(3, "1000", 4) = 4 [pid 3610] <... clone resumed>, child_tidptr=0x555556691690) = 4590 [pid 3608] <... clone resumed>, child_tidptr=0x555556691690) = 4592 [pid 3609] <... clone resumed>, child_tidptr=0x555556691690) = 4588 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] <... clone resumed>, child_tidptr=0x555556691690) = 4591 [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4589] close(3) = 0 [pid 4589] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3607] <... clone resumed>, child_tidptr=0x555556691690) = 4593 [pid 4589] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4589] pipe2([3, 4], 0) = 0 [pid 4589] dup(4) = 5 [pid 4589] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005,"./strace-static-x86_64: Process 4588 attached ./strace-static-x86_64: Process 4590 attached ./strace-static-x86_64: Process 4592 attached ./strace-static-x86_64: Process 4591 attached [pid 4591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4590] setpgid(0, 0) = 0 [pid 4592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4591] <... prctl resumed>) = 0 [pid 4590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4591] setpgid(0, 0 [pid 4592] <... prctl resumed>) = 0 [pid 4591] <... setpgid resumed>) = 0 [pid 4590] <... openat resumed>) = 3 [pid 4588] setpgid(0, 0./strace-static-x86_64: Process 4593 attached ) = 0 [pid 4592] setpgid(0, 0 [pid 4591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4590] write(3, "1000", 4 [pid 4588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4590] <... write resumed>) = 4 [pid 4592] <... setpgid resumed>) = 0 [pid 4593] <... prctl resumed>) = 0 [pid 4590] close(3 [pid 4593] setpgid(0, 0 [pid 4590] <... close resumed>) = 0 [pid 4593] <... setpgid resumed>) = 0 [pid 4592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4591] <... openat resumed>) = 3 [pid 4590] mkdir("./file0", 0777 [pid 4588] <... openat resumed>) = 3 [pid 4593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4590] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4588] write(3, "1000", 4 [pid 4593] <... openat resumed>) = 3 [pid 4592] <... openat resumed>) = 3 [pid 4591] write(3, "1000", 4 [pid 4590] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4593] write(3, "1000", 4 [pid 4592] write(3, "1000", 4 [pid 4591] <... write resumed>) = 4 [pid 4590] pipe2( [pid 4588] <... write resumed>) = 4 [pid 4593] <... write resumed>) = 4 [pid 4592] <... write resumed>) = 4 [pid 4591] close(3 [pid 4590] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4588] close(3 [pid 4593] close(3 [pid 4590] dup(4 [pid 4593] <... close resumed>) = 0 [pid 4592] close(3 [pid 4591] <... close resumed>) = 0 [pid 4590] <... dup resumed>) = 5 [pid 4588] <... close resumed>) = 0 [pid 4593] mkdir("./file0", 0777 [pid 4590] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4593] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4592] <... close resumed>) = 0 [pid 4588] mkdir("./file0", 0777 [pid 4593] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4591] mkdir("./file0", 0777 [pid 4593] pipe2( [pid 4592] mkdir("./file0", 0777 [pid 4591] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4588] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4593] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4588] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4592] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4593] dup(4 [pid 4591] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4588] pipe2( [pid 4592] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4593] <... dup resumed>) = 5 [pid 4591] pipe2( [pid 4592] pipe2( [pid 4588] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4593] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4591] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4592] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4588] dup(4 [pid 4591] dup(4 [pid 4592] dup(4 [pid 4588] <... dup resumed>) = 5 [pid 4591] <... dup resumed>) = 5 [pid 4592] <... dup resumed>) = 5 [pid 4588] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," [pid 4591] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000005," syzkaller login: [ 59.751076][ T4590] ================================================================== [ 59.759175][ T4590] BUG: KASAN: use-after-free in __kernfs_remove+0xa09/0xb50 [ 59.766444][ T4590] Read of size 2 at addr ffff8881456ce438 by task syz-executor338/4590 [ 59.774661][ T4590] [ 59.776982][ T4590] CPU: 0 PID: 4590 Comm: syz-executor338 Not tainted 6.0.0-rc3-next-20220901-syzkaller #0 [ 59.786866][ T4590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 59.796904][ T4590] Call Trace: [ 59.800166][ T4590] [ 59.803087][ T4590] dump_stack_lvl+0xcd/0x134 [ 59.807684][ T4590] print_report.cold+0x2ba/0x719 [ 59.812722][ T4590] ? __kernfs_remove+0xa09/0xb50 [ 59.817671][ T4590] kasan_report+0xb1/0x1e0 [ 59.822120][ T4590] ? __kernfs_remove+0xa09/0xb50 [ 59.827066][ T4590] __kernfs_remove+0xa09/0xb50 [ 59.831840][ T4590] ? wait_for_completion_io_timeout+0x20/0x20 [ 59.837933][ T4590] ? lock_downgrade+0x6e0/0x6e0 [ 59.842798][ T4590] ? kernfs_next_descendant_post+0x2f0/0x2f0 [ 59.848784][ T4590] ? kernfs_name_hash+0xf1/0x120 [ 59.853740][ T4590] kernfs_remove_by_name_ns+0xa8/0x110 [ 59.859226][ T4590] sysfs_slab_add+0x13e/0x1e0 [ 59.863925][ T4590] __kmem_cache_create+0x542/0x6d0 [ 59.869046][ T4590] kmem_cache_create_usercopy+0x1f9/0x300 [ 59.874770][ T4590] p9_client_create+0xca5/0x1070 [ 59.879718][ T4590] ? p9_client_rpc+0xce0/0xce0 [ 59.884494][ T4590] ? kasan_quarantine_reduce+0x1a9/0x200 [ 59.890134][ T4590] ? lockdep_init_map_type+0x21a/0x7f0 [ 59.895596][ T4590] ? __kasan_kmalloc+0xa9/0xd0 [ 59.900371][ T4590] ? __raw_spin_lock_init+0x36/0x110 [ 59.905673][ T4590] v9fs_session_init+0x1e2/0x1810 [ 59.911074][ T4590] ? kasan_quarantine_reduce+0x188/0x200 [ 59.916724][ T4590] ? rcu_read_lock_sched_held+0xd/0x70 [ 59.922195][ T4590] ? lock_release+0x560/0x780 [ 59.926908][ T4590] ? v9fs_show_options+0x780/0x780 [ 59.932045][ T4590] ? lock_downgrade+0x6e0/0x6e0 [ 59.936918][ T4590] ? kasan_quarantine_reduce+0x1a9/0x200 [ 59.942571][ T4590] ? kasan_quarantine_reduce+0x1a9/0x200 [ 59.948217][ T4590] v9fs_mount+0xba/0xc90 [ 59.952470][ T4590] ? v9fs_statfs+0x4d0/0x4d0 [ 59.957069][ T4590] ? apparmor_capable+0x1d8/0x460 [ 59.962115][ T4590] ? v9fs_statfs+0x4d0/0x4d0 [ 59.966720][ T4590] legacy_get_tree+0x105/0x220 [ 59.971502][ T4590] vfs_get_tree+0x89/0x2f0 [ 59.976100][ T4590] path_mount+0x1326/0x1e20 [ 59.980629][ T4590] ? kmem_cache_free+0xe7/0x5b0 [ 59.985498][ T4590] ? finish_automount+0x960/0x960 [ 59.990541][ T4590] ? putname+0xfe/0x140 [ 59.994708][ T4590] __x64_sys_mount+0x27f/0x300 [ 59.999477][ T4590] ? copy_mnt_ns+0xae0/0xae0 [ 60.004095][ T4590] ? _raw_spin_unlock_irq+0x2a/0x40 [ 60.009388][ T4590] ? ptrace_notify+0xfa/0x140 [ 60.014074][ T4590] do_syscall_64+0x35/0xb0 [ 60.018503][ T4590] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.024408][ T4590] RIP: 0033:0x7f1ece75ef59 [ 60.028834][ T4590] 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 [ 60.048465][ T4590] RSP: 002b:00007ffc5605a4a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.056980][ T4590] RAX: ffffffffffffffda RBX: 00007ffc5605a4e0 RCX: 00007f1ece75ef59 [ 60.064950][ T4590] RDX: 00000000200001c0 RSI: 0000000020000040 RDI: 0000000000000000 [ 60.072918][ T4590] RBP: 0000000000000000 R08: 0000000020000300 R09: 000000000000e8e6 [ 60.080886][ T4590] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 60.088853][ T4590] R13: 000000000000e8e6 R14: 00007ffc5605a4cc R15: 00007ffc5605a4d0 [ 60.096830][ T4590] [ 60.099844][ T4590] [ 60.102163][ T4590] Allocated by task 4589: [ 60.106480][ T4590] kasan_save_stack+0x1e/0x40 [ 60.111167][ T4590] __kasan_slab_alloc+0x90/0xc0 [ 60.116027][ T4590] kmem_cache_alloc+0x2b7/0x3d0 [ 60.120880][ T4590] __kernfs_new_node+0xd4/0x8b0 [ 60.125758][ T4590] kernfs_create_dir_ns+0x9c/0x220 [ 60.130870][ T4590] sysfs_create_dir_ns+0x127/0x290 [ 60.135985][ T4590] kobject_add_internal+0x2c9/0x8f0 [ 60.141190][ T4590] kobject_init_and_add+0x101/0x160 [ 60.146393][ T4590] sysfs_slab_add+0x161/0x1e0 [ 60.151071][ T4590] __kmem_cache_create+0x542/0x6d0 [ 60.156190][ T4590] kmem_cache_create_usercopy+0x1f9/0x300 [ 60.161910][ T4590] p9_client_create+0xca5/0x1070 [ 60.166857][ T4590] v9fs_session_init+0x1e2/0x1810 [ 60.171892][ T4590] v9fs_mount+0xba/0xc90 [ 60.176140][ T4590] legacy_get_tree+0x105/0x220 [ 60.180902][ T4590] vfs_get_tree+0x89/0x2f0 [ 60.185312][ T4590] path_mount+0x1326/0x1e20 [ 60.189814][ T4590] __x64_sys_mount+0x27f/0x300 [ 60.194590][ T4590] do_syscall_64+0x35/0xb0 [ 60.199011][ T4590] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.204904][ T4590] [ 60.207319][ T4590] Freed by task 4590: [ 60.211293][ T4590] kasan_save_stack+0x1e/0x40 [ 60.215980][ T4590] kasan_set_track+0x21/0x30 [ 60.220578][ T4590] kasan_set_free_info+0x20/0x30 [ 60.225511][ T4590] ____kasan_slab_free+0x166/0x1c0 [ 60.230641][ T4590] slab_free_freelist_hook+0x8b/0x1c0 [ 60.236019][ T4590] kmem_cache_free+0xe7/0x5b0 [ 60.240701][ T4590] kernfs_put.part.0+0x2c4/0x540 [ 60.245647][ T4590] kernfs_put+0x42/0x50 [ 60.249811][ T4590] __kernfs_remove+0x7a6/0xb50 [ 60.254592][ T4590] kernfs_remove_by_name_ns+0xa8/0x110 [ 60.260146][ T4590] sysfs_slab_add+0x13e/0x1e0 [ 60.264828][ T4590] __kmem_cache_create+0x542/0x6d0 [ 60.269948][ T4590] kmem_cache_create_usercopy+0x1f9/0x300 [ 60.275667][ T4590] p9_client_create+0xca5/0x1070 [ 60.280607][ T4590] v9fs_session_init+0x1e2/0x1810 [ 60.285643][ T4590] v9fs_mount+0xba/0xc90 [ 60.289888][ T4590] legacy_get_tree+0x105/0x220 [ 60.294649][ T4590] vfs_get_tree+0x89/0x2f0 [ 60.299063][ T4590] path_mount+0x1326/0x1e20 [ 60.303570][ T4590] __x64_sys_mount+0x27f/0x300 [ 60.308329][ T4590] do_syscall_64+0x35/0xb0 [ 60.312751][ T4590] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.318648][ T4590] [ 60.320963][ T4590] The buggy address belongs to the object at ffff8881456ce3a0 [ 60.320963][ T4590] which belongs to the cache kernfs_node_cache of size 168 [ 60.335529][ T4590] The buggy address is located 152 bytes inside of [ 60.335529][ T4590] 168-byte region [ffff8881456ce3a0, ffff8881456ce448) [ 60.348799][ T4590] [ 60.351113][ T4590] The buggy address belongs to the physical page: [ 60.357513][ T4590] page:ffffea000515b380 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1456ce [ 60.367745][ T4590] flags: 0x57ff00000000200(slab|node=1|zone=2|lastcpupid=0x7ff) [ 60.375379][ T4590] raw: 057ff00000000200 ffffea000515b0c0 dead000000000007 ffff8880119d4c80 [ 60.383959][ T4590] raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000 [ 60.392533][ T4590] page dumped because: kasan: bad access detected [ 60.398931][ T4590] page_owner tracks the page as allocated [ 60.404632][ T4590] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1, tgid 1 (swapper/0), ts 2103936734, free_ts 0 [ 60.421216][ T4590] get_page_from_freelist+0x109b/0x2ce0 [ 60.426761][ T4590] __alloc_pages+0x1c7/0x510 [ 60.431355][ T4590] alloc_page_interleave+0x1e/0x200 [ 60.436561][ T4590] alloc_pages+0x22f/0x270 [ 60.440987][ T4590] allocate_slab+0x228/0x370 [ 60.445581][ T4590] ___slab_alloc+0xad0/0x1440 [ 60.450265][ T4590] __slab_alloc.constprop.0+0x4d/0xa0 [ 60.455647][ T4590] kmem_cache_alloc+0x31c/0x3d0 [ 60.460503][ T4590] __kernfs_new_node+0xd4/0x8b0 [ 60.465370][ T4590] kernfs_create_dir_ns+0x9c/0x220 [ 60.470495][ T4590] internal_create_group+0x787/0xb10 [ 60.475782][ T4590] param_sysfs_init+0x342/0x43b [ 60.480644][ T4590] do_one_initcall+0xfe/0x650 [ 60.485330][ T4590] kernel_init_freeable+0x6ff/0x788 [ 60.490527][ T4590] kernel_init+0x1a/0x1d0 [ 60.494878][ T4590] ret_from_fork+0x1f/0x30 [ 60.499312][ T4590] page_owner free stack trace missing [ 60.504685][ T4590] [ 60.506999][ T4590] Memory state around the buggy address: [ 60.512632][ T4590] ffff8881456ce300: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc [ 60.520688][ T4590] ffff8881456ce380: fc fc fc fc fa fb fb fb fb fb fb fb fb fb fb fb [ 60.528742][ T4590] >ffff8881456ce400: fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc [ 60.536795][ T4590] ^ [ 60.542694][ T4590] ffff8881456ce480: fc fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 60.550770][ T4590] ffff8881456ce500: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fa fb [ 60.558830][ T4590] ================================================================== [ 60.567554][ T4590] Kernel panic - not syncing: panic_on_warn set ... [ 60.574147][ T4590] CPU: 1 PID: 4590 Comm: syz-executor338 Not tainted 6.0.0-rc3-next-20220901-syzkaller #0 [ 60.584038][ T4590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 60.594088][ T4590] Call Trace: [ 60.597363][ T4590] [ 60.600378][ T4590] dump_stack_lvl+0xcd/0x134 [ 60.604974][ T4590] panic+0x2c8/0x622 [ 60.608881][ T4590] ? panic_print_sys_info.part.0+0x110/0x110 [ 60.614876][ T4590] ? preempt_schedule_common+0x59/0xc0 [ 60.620345][ T4590] ? preempt_schedule_thunk+0x16/0x18 [ 60.625728][ T4590] ? __kernfs_remove+0xa09/0xb50 [ 60.630663][ T4590] end_report.part.0+0x3f/0x7c [ 60.635428][ T4590] kasan_report.cold+0xa/0xf [ 60.640018][ T4590] ? __kernfs_remove+0xa09/0xb50 [ 60.644955][ T4590] __kernfs_remove+0xa09/0xb50 [ 60.649717][ T4590] ? wait_for_completion_io_timeout+0x20/0x20 [ 60.655809][ T4590] ? lock_downgrade+0x6e0/0x6e0 [ 60.660663][ T4590] ? kernfs_next_descendant_post+0x2f0/0x2f0 [ 60.666644][ T4590] ? kernfs_name_hash+0xf1/0x120 [ 60.671597][ T4590] kernfs_remove_by_name_ns+0xa8/0x110 [ 60.677058][ T4590] sysfs_slab_add+0x13e/0x1e0 [ 60.681739][ T4590] __kmem_cache_create+0x542/0x6d0 [ 60.686867][ T4590] kmem_cache_create_usercopy+0x1f9/0x300 [ 60.692593][ T4590] p9_client_create+0xca5/0x1070 [ 60.697540][ T4590] ? p9_client_rpc+0xce0/0xce0 [ 60.702309][ T4590] ? kasan_quarantine_reduce+0x1a9/0x200 [ 60.707945][ T4590] ? lockdep_init_map_type+0x21a/0x7f0 [ 60.713409][ T4590] ? __kasan_kmalloc+0xa9/0xd0 [ 60.718187][ T4590] ? __raw_spin_lock_init+0x36/0x110 [ 60.723479][ T4590] v9fs_session_init+0x1e2/0x1810 [ 60.728518][ T4590] ? kasan_quarantine_reduce+0x188/0x200 [ 60.734156][ T4590] ? rcu_read_lock_sched_held+0xd/0x70 [ 60.739614][ T4590] ? lock_release+0x560/0x780 [ 60.744292][ T4590] ? v9fs_show_options+0x780/0x780 [ 60.749415][ T4590] ? lock_downgrade+0x6e0/0x6e0 [ 60.754286][ T4590] ? kasan_quarantine_reduce+0x1a9/0x200 [ 60.759926][ T4590] ? kasan_quarantine_reduce+0x1a9/0x200 [ 60.765563][ T4590] v9fs_mount+0xba/0xc90 [ 60.769825][ T4590] ? v9fs_statfs+0x4d0/0x4d0 [ 60.774438][ T4590] ? apparmor_capable+0x1d8/0x460 [ 60.779492][ T4590] ? v9fs_statfs+0x4d0/0x4d0 [ 60.784097][ T4590] legacy_get_tree+0x105/0x220 [ 60.788868][ T4590] vfs_get_tree+0x89/0x2f0 [ 60.793303][ T4590] path_mount+0x1326/0x1e20 [ 60.797817][ T4590] ? kmem_cache_free+0xe7/0x5b0 [ 60.802694][ T4590] ? finish_automount+0x960/0x960 [ 60.807723][ T4590] ? putname+0xfe/0x140 [ 60.811894][ T4590] __x64_sys_mount+0x27f/0x300 [ 60.816750][ T4590] ? copy_mnt_ns+0xae0/0xae0 [ 60.821349][ T4590] ? _raw_spin_unlock_irq+0x2a/0x40 [ 60.826552][ T4590] ? ptrace_notify+0xfa/0x140 [ 60.831236][ T4590] do_syscall_64+0x35/0xb0 [ 60.835661][ T4590] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 60.841569][ T4590] RIP: 0033:0x7f1ece75ef59 [ 60.845991][ T4590] 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 [ 60.865602][ T4590] RSP: 002b:00007ffc5605a4a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.874017][ T4590] RAX: ffffffffffffffda RBX: 00007ffc5605a4e0 RCX: 00007f1ece75ef59 [ 60.881986][ T4590] RDX: 00000000200001c0 RSI: 0000000020000040 RDI: 0000000000000000 [ 60.889965][ T4590] RBP: 0000000000000000 R08: 0000000020000300 R09: 000000000000e8e6 [ 60.897933][ T4590] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 60.905901][ T4590] R13: 000000000000e8e6 R14: 00007ffc5605a4cc R15: 00007ffc5605a4d0 [ 60.913875][ T4590] [ 60.917121][ T4590] Kernel Offset: disabled [ 60.921448][ T4590] Rebooting in 86400 seconds..