./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor177090310 <...> DUID 00:04:92:3d:a4:bf:d8:99:95:1d:d2:9f:0e:34:7d:20:a7:e6 forked to background, child pid 3184 [ 22.952442][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.963338][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.40' (ECDSA) to the list of known hosts. execve("./syz-executor177090310", ["./syz-executor177090310"], 0x7ffd3d2702f0 /* 10 vars */) = 0 brk(NULL) = 0x555556a76000 brk(0x555556a76d00) = 0x555556a76d00 arch_prctl(ARCH_SET_FS, 0x555556a763c0) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor177090310", 4096) = 27 brk(0x555556a97d00) = 0x555556a97d00 brk(0x555556a98000) = 0x555556a98000 mprotect(0x7f4c607d4000, 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=0x7f4c607250a0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f4c60725a40}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f4c607250a0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f4c60725a40}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3606 ./strace-static-x86_64: Process 3606 attached [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3605] <... clone resumed>, child_tidptr=0x555556a76690) = 3607 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3607 attached [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3./strace-static-x86_64: Process 3608 attached [pid 3605] <... clone resumed>, child_tidptr=0x555556a76690) = 3608 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... close resumed>) = 0 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3609 [pid 3605] 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 3605] <... clone resumed>, child_tidptr=0x555556a76690) = 3610 [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3611 [pid 3605] <... clone resumed>, child_tidptr=0x555556a76690) = 3612 [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) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3608] close(3) = 0 [pid 3607] 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, child_tidptr=0x555556a76690) = 3614 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3615 ./strace-static-x86_64: Process 3612 attached ./strace-static-x86_64: Process 3611 attached ./strace-static-x86_64: Process 3610 attached ./strace-static-x86_64: Process 3609 attached [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR./strace-static-x86_64: Process 3615 attached [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3612] <... openat resumed>) = 3 [pid 3611] <... prctl resumed>) = 0 [pid 3611] setpgid(0, 0 [pid 3610] <... openat resumed>) = 3 [pid 3615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... openat resumed>) = 3 [pid 3611] <... setpgid resumed>) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3615] <... prctl resumed>) = 0 [pid 3615] setpgid(0, 0) = 0 [pid 3615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3611] write(3, "1000", 4 [pid 3612] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... write resumed>) = 4 [pid 3610] close(3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3614 attached [pid 3611] close(3 [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3611] <... close resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3616 [pid 3610] <... close resumed>) = 0 [pid 3609] close(3 [pid 3611] mkdir("./file0", 0777 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... close resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3615] write(3, "1000", 4) = 4 [pid 3615] close(3 [pid 3614] <... prctl resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3614] setpgid(0, 0) = 0 [pid 3615] mkdir("./file0", 0777) = 0 [pid 3614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "1000", 4) = 4 [pid 3614] close(3) = 0 [pid 3614] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3614] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3611] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3614] pipe2( [pid 3615] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3614] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] --- 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 3611] pipe2( [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3617 [pid 3615] pipe2( [pid 3614] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3616 attached [pid 3615] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3611] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3611] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3618 [pid 3616] <... prctl resumed>) = 0 [pid 3616] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3617 attached ./strace-static-x86_64: Process 3618 attached [pid 3617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3617] <... prctl resumed>) = 0 [pid 3618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3617] setpgid(0, 0 [pid 3616] <... openat resumed>) = 3 [pid 3618] <... prctl resumed>) = 0 [pid 3617] <... setpgid resumed>) = 0 [pid 3616] write(3, "1000", 4 [pid 3618] setpgid(0, 0 [pid 3617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] <... write resumed>) = 4 [pid 3618] <... setpgid resumed>) = 0 [pid 3617] <... openat resumed>) = 3 [pid 3616] close(3 [pid 3617] write(3, "1000", 4 [pid 3618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3617] <... write resumed>) = 4 [pid 3616] <... close resumed>) = 0 [pid 3617] close(3 [pid 3618] <... openat resumed>) = 3 [pid 3617] <... close resumed>) = 0 [pid 3616] mkdir("./file0", 0777 [pid 3618] write(3, "1000", 4 [pid 3617] mkdir("./file0", 0777 [pid 3616] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3618] <... write resumed>) = 4 [pid 3617] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3616] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3618] close(3 [pid 3617] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3616] pipe2( [pid 3618] <... close resumed>) = 0 [pid 3617] pipe2( [pid 3616] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] mkdir("./file0", 0777 [pid 3617] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3618] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3617] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3616] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3618] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3618] pipe2([3, 4], 0) = 0 [pid 3618] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3611] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3611] exit_group(0) = ? [pid 3611] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3611, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3615] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3615] exit_group(0) = ? [pid 3615] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3615, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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] 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=0x555556a76690) = 3623 ./strace-static-x86_64: Process 3623 attached [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3623] setpgid(0, 0) = 0 [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3623] write(3, "1000", 4) = 4 [pid 3623] close(3) = 0 [pid 3623] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3623] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3623] pipe2([3, 4], 0) = 0 [pid 3623] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3616] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] exit_group(0) = ? [pid 3616] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3616, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=4} --- [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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3621] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3621] exit_group(0) = ? [pid 3621] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3621, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3618] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3618] exit_group(0) = ? [pid 3618] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3618, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3622] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3622] exit_group(0) = ? [pid 3622] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3622, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=4} --- [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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3624] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3624] exit_group(0) = ? [pid 3624] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3624, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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] 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3626] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3626] exit_group(0) = ? [pid 3626] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3626, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3627] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3627] exit_group(0) = ? [pid 3627] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3627, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3628] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3628] exit_group(0) = ? [pid 3628] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3628, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3629] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3629] exit_group(0) = ? [pid 3629] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3629, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3630] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3630] exit_group(0) = ? [pid 3630] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3630, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3632] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3632] exit_group(0) = ? [pid 3632] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3632, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3633] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3633] exit_group(0) = ? [pid 3633] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3633, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3634] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3634] exit_group(0) = ? [pid 3634] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3634, 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./strace-static-x86_64: Process 3640 attached , child_tidptr=0x555556a76690) = 3640 [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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3635] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3635] exit_group(0) = ? [pid 3635] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3635, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3636] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3636] exit_group(0) = ? [pid 3636] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3636, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=4} --- [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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3638] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3638] exit_group(0) = ? [pid 3638] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3641] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3641] exit_group(0) = ? [pid 3641] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3640] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3640] exit_group(0) = ? [pid 3640] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3640, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3642] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3642] exit_group(0) = ? [pid 3642] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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] 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3647] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3647] exit_group(0) = ? [pid 3647] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3609] 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3646] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3646] exit_group(0) = ? [pid 3646] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3646, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3644] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3644] exit_group(0) = ? [pid 3644] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3645] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3645] exit_group(0) = ? [pid 3645] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, 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=0x555556a76690) = 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 [pid 3648] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3653] <... openat resumed>) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3648] exit_group(0) = ? [pid 3648] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3648, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3651] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3651] exit_group(0) = ? [pid 3651] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3651, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3650] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3650] exit_group(0) = ? [pid 3650] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3649] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3649] exit_group(0) = ? [pid 3649] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3649, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=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=0x555556a76690) = 3658 ./strace-static-x86_64: Process 3658 attached [pid 3658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3658] setpgid(0, 0) = 0 [pid 3658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3658] write(3, "1000", 4) = 4 [pid 3658] close(3) = 0 [pid 3658] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3658] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3658] pipe2([3, 4], 0) = 0 [pid 3658] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3653] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3653] exit_group(0) = ? [pid 3653] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, 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=0x555556a76690) = 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 3659] pipe2([3, 4], 0) = 0 [pid 3659] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3654] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3654] exit_group(0) = ? [pid 3654] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3654, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3655] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3655] exit_group(0) = ? [pid 3655] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, 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=0x555556a76690) = 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 3656] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3661] pipe2( [pid 3656] exit_group(0 [pid 3661] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3656] <... exit_group resumed>) = ? [pid 3661] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3656] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, 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=0x555556a76690) = 3662 [pid 3657] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3657] exit_group(0) = ? [pid 3657] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3657, 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=0x555556a76690) = 3663 ./strace-static-x86_64: Process 3663 attached ./strace-static-x86_64: Process 3662 attached [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3662] <... prctl resumed>) = 0 [pid 3663] <... prctl resumed>) = 0 [pid 3662] setpgid(0, 0 [pid 3663] setpgid(0, 0 [pid 3662] <... setpgid resumed>) = 0 [pid 3663] <... setpgid resumed>) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3662] write(3, "1000", 4 [pid 3663] <... openat resumed>) = 3 [pid 3662] <... write resumed>) = 4 [pid 3663] write(3, "1000", 4 [pid 3662] close(3 [pid 3663] <... write resumed>) = 4 [pid 3662] <... close resumed>) = 0 [pid 3663] close(3 [pid 3662] mkdir("./file0", 0777 [pid 3663] <... close resumed>) = 0 [pid 3662] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3663] mkdir("./file0", 0777 [pid 3662] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3663] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3662] pipe2( [pid 3663] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3662] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3663] pipe2( [pid 3662] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3663] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3663] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3659] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3659] exit_group(0) = ? [pid 3659] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3660] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3660] exit_group(0) = ? [pid 3660] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3660, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3661] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3661] exit_group(0) = ? [pid 3661] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3662] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3662] exit_group(0) = ? [pid 3662] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3663] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3663] exit_group(0) = ? [pid 3663] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3663, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3666] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3666] exit_group(0) = ? [pid 3666] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3666, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3665] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3665] exit_group(0) = ? [pid 3665] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3667] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3667] exit_group(0) = ? [pid 3667] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3667, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3671] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3671] exit_group(0) = ? [pid 3671] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3670] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3670] exit_group(0) = ? [pid 3670] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3670, 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=0x555556a76690) = 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 3677] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3677] pipe2([3, 4], 0) = 0 [pid 3677] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3673] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3673] exit_group(0) = ? [pid 3673] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3673, 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=0x555556a76690) = 3678 ./strace-static-x86_64: Process 3678 attached [pid 3678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3678] setpgid(0, 0) = 0 [pid 3678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3678] write(3, "1000", 4) = 4 [pid 3678] close(3) = 0 [pid 3678] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3678] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3678] pipe2([3, 4], 0) = 0 [pid 3678] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3672] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3672] exit_group(0) = ? [pid 3672] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3672, si_uid=0, si_status=0, si_utime=0, si_stime=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=0x555556a76690) = 3679 ./strace-static-x86_64: Process 3679 attached [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3679] setpgid(0, 0) = 0 [pid 3679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3679] write(3, "1000", 4) = 4 [pid 3679] close(3) = 0 [pid 3679] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3679] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3679] pipe2([3, 4], 0) = 0 [pid 3679] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3674] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3674] exit_group(0) = ? [pid 3674] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=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 [pid 3675] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... close resumed>) = 0 [pid 3675] exit_group(0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3675] <... exit_group resumed>) = ? [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3680 [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=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./strace-static-x86_64: Process 3680 attached [pid 3676] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... close resumed>) = 0 [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3676] exit_group(0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3681 attached [pid 3680] <... prctl resumed>) = 0 [pid 3676] <... exit_group resumed>) = ? [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3680] setpgid(0, 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3681 [pid 3681] <... prctl resumed>) = 0 [pid 3680] <... setpgid resumed>) = 0 [pid 3676] +++ exited with 0 +++ [pid 3681] setpgid(0, 0 [pid 3612] --- 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] <... setpgid resumed>) = 0 [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3680] <... openat resumed>) = 3 [pid 3681] <... openat resumed>) = 3 [pid 3680] write(3, "1000", 4 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3681] write(3, "1000", 4 [pid 3680] <... write resumed>) = 4 [pid 3612] <... openat resumed>) = 3 [pid 3681] <... write resumed>) = 4 [pid 3680] close(3 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3681] close(3 [pid 3680] <... close resumed>) = 0 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3681] <... close resumed>) = 0 [pid 3680] mkdir("./file0", 0777 [pid 3612] close(3 [pid 3681] mkdir("./file0", 0777 [pid 3680] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... close resumed>) = 0 [pid 3681] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3680] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3682 attached [pid 3681] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3680] pipe2( [pid 3682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3681] pipe2( [pid 3680] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3682 [pid 3682] <... prctl resumed>) = 0 [pid 3681] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3680] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3682] setpgid(0, 0 [pid 3681] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3682] <... setpgid resumed>) = 0 [pid 3682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3682] write(3, "1000", 4) = 4 [pid 3682] close(3) = 0 [pid 3682] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3682] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3682] pipe2([3, 4], 0) = 0 [pid 3682] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3677] <... mount resumed>) = -1 EFAULT (Bad address) [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=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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3678] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3678] exit_group(0) = ? [pid 3678] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3678, 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=0x555556a76690) = 3684 ./strace-static-x86_64: Process 3684 attached [pid 3679] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3679] exit_group(0) = ? [pid 3679] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, 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 [pid 3684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... openat resumed>) = 3 [pid 3684] <... prctl resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3684] setpgid(0, 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3684] <... setpgid resumed>) = 0 [pid 3608] close(3 [pid 3684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... close resumed>) = 0 [pid 3684] <... openat resumed>) = 3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3684] write(3, "1000", 4) = 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3685 [pid 3684] close(3) = 0 [pid 3684] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3684] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3684] pipe2([3, 4], 0) = 0 [pid 3684] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3685 attached [pid 3685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3685] setpgid(0, 0) = 0 [pid 3685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3685] write(3, "1000", 4) = 4 [pid 3685] close(3) = 0 [pid 3685] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3685] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3685] pipe2([3, 4], 0) = 0 [pid 3685] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3680] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3680] exit_group(0) = ? [pid 3680] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, 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=0x555556a76690) = 3686 ./strace-static-x86_64: Process 3686 attached [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3686] setpgid(0, 0) = 0 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3686] write(3, "1000", 4) = 4 [pid 3686] close(3) = 0 [pid 3686] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3686] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3686] pipe2([3, 4], 0) = 0 [pid 3686] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3682] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3682] exit_group(0) = ? [pid 3682] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3687 ./strace-static-x86_64: Process 3687 attached [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] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3687] setpgid(0, 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3687] <... setpgid resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3687] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3687] write(3, "1000", 4 [pid 3610] close(3 [pid 3687] <... write resumed>) = 4 [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3688 [pid 3687] close(3./strace-static-x86_64: Process 3688 attached ) = 0 [pid 3688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3687] mkdir("./file0", 0777 [pid 3688] <... prctl resumed>) = 0 [pid 3687] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3688] setpgid(0, 0 [pid 3687] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3688] <... setpgid resumed>) = 0 [pid 3687] pipe2( [pid 3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3687] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3688] <... openat resumed>) = 3 [pid 3687] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3688] write(3, "1000", 4) = 4 [pid 3688] close(3) = 0 [pid 3688] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3688] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3688] pipe2([3, 4], 0) = 0 [pid 3688] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3683] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3683] exit_group(0) = ? [pid 3683] +++ exited with 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 ...>) = 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=0x555556a76690) = 3689 ./strace-static-x86_64: Process 3689 attached [pid 3689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3689] setpgid(0, 0) = 0 [pid 3689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3689] write(3, "1000", 4 [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 [pid 3689] <... write resumed>) = 4 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3689] close(3) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3690 ./strace-static-x86_64: Process 3690 attached [pid 3689] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3689] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3689] pipe2( [pid 3690] <... prctl resumed>) = 0 [pid 3689] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3690] setpgid(0, 0 [pid 3689] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3690] <... setpgid resumed>) = 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 [pid 3686] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3690] <... close resumed>) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3686] exit_group(0) = ? [pid 3686] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3686, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3687] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3687] exit_group(0) = ? [pid 3687] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3687, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3693 attached , child_tidptr=0x555556a76690) = 3693 [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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3688] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3688] exit_group(0) = ? [pid 3688] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3688, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3689] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3689] exit_group(0) = ? [pid 3689] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3689, 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=0x555556a76690) = 3695 ./strace-static-x86_64: Process 3695 attached [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3695] setpgid(0, 0) = 0 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3695] write(3, "1000", 4) = 4 [pid 3695] close(3) = 0 [pid 3695] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3695] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3695] pipe2([3, 4], 0) = 0 [pid 3695] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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] 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=0x555556a76690) = 3696 ./strace-static-x86_64: Process 3696 attached [pid 3696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3696] setpgid(0, 0) = 0 [pid 3696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3696] write(3, "1000", 4) = 4 [pid 3696] close(3) = 0 [pid 3696] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3696] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3696] pipe2([3, 4], 0) = 0 [pid 3696] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3690] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3690] exit_group(0) = ? [pid 3690] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3690, 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./strace-static-x86_64: Process 3697 attached [pid 3697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3697 [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) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3691] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3691] exit_group(0) = ? [pid 3691] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3691, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3693] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3693] exit_group(0) = ? [pid 3693] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3693, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3694] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3694] exit_group(0) = ? [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3699 [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=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=0x555556a76690) = 3700 ./strace-static-x86_64: Process 3699 attached ./strace-static-x86_64: Process 3700 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 3700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3699] write(3, "1000", 4 [pid 3700] setpgid(0, 0) = 0 [pid 3699] <... write resumed>) = 4 [pid 3700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3699] close(3 [pid 3700] <... openat resumed>) = 3 [pid 3699] <... close resumed>) = 0 [pid 3697] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3700] write(3, "1000", 4 [pid 3699] mkdir("./file0", 0777 [pid 3700] <... write resumed>) = 4 [pid 3699] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3700] close(3 [pid 3699] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3700] <... close resumed>) = 0 [pid 3699] pipe2( [pid 3700] mkdir("./file0", 0777 [pid 3699] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3700] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3699] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3700] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3700] pipe2([3, 4], 0) = 0 [pid 3700] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 3701 ./strace-static-x86_64: Process 3701 attached [pid 3696] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3696] exit_group(0 [pid 3701] <... prctl resumed>) = 0 [pid 3696] <... exit_group resumed>) = ? [pid 3701] setpgid(0, 0 [pid 3696] +++ exited with 0 +++ [pid 3701] <... setpgid resumed>) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3696, 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 3702 attached , child_tidptr=0x555556a76690) = 3702 [pid 3702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3702] setpgid(0, 0) = 0 [pid 3702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3702] write(3, "1000", 4) = 4 [pid 3702] close(3) = 0 [pid 3702] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3702] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3702] pipe2([3, 4], 0) = 0 [pid 3702] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3695] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3695] exit_group(0) = ? [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=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=0x555556a76690) = 3703 ./strace-static-x86_64: Process 3703 attached [pid 3703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3703] setpgid(0, 0) = 0 [pid 3703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3698] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3698] exit_group(0) = ? [pid 3703] write(3, "1000", 4) = 4 [pid 3698] +++ exited with 0 +++ [pid 3703] close(3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, 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 [pid 3703] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3703] mkdir("./file0", 0777 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3703] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3699] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3704 attached [pid 3703] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3699] exit_group(0 [pid 3704] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3703] pipe2( [pid 3699] <... exit_group resumed>) = ? [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3704 [pid 3703] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3699] +++ exited with 0 +++ [pid 3703] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3699, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3704] <... prctl resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3705 [pid 3704] setpgid(0, 0) = 0 [pid 3704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3705 attached [pid 3705] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3704] <... openat resumed>) = 3 [pid 3704] write(3, "1000", 4 [pid 3705] <... prctl resumed>) = 0 [pid 3705] setpgid(0, 0 [pid 3704] <... write resumed>) = 4 [pid 3704] close(3 [pid 3705] <... setpgid resumed>) = 0 [pid 3704] <... close resumed>) = 0 [pid 3704] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3704] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3704] pipe2([3, 4], 0) = 0 [pid 3704] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3705] <... openat resumed>) = 3 [pid 3705] write(3, "1000", 4) = 4 [pid 3705] close(3) = 0 [pid 3705] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3705] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3705] pipe2([3, 4], 0) = 0 [pid 3705] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3702] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3702] exit_group(0) = ? [pid 3702] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3702, 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=0x555556a76690) = 3706 ./strace-static-x86_64: Process 3706 attached [pid 3706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3706] setpgid(0, 0) = 0 [pid 3706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3706] write(3, "1000", 4) = 4 [pid 3706] close(3) = 0 [pid 3706] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3706] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3706] pipe2([3, 4], 0) = 0 [pid 3706] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3701] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3701] exit_group(0) = ? [pid 3701] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, si_uid=0, si_status=0, si_utime=0, si_stime=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 3707 attached , child_tidptr=0x555556a76690) = 3707 [pid 3707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3707] setpgid(0, 0) = 0 [pid 3707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3707] write(3, "1000", 4) = 4 [pid 3707] close(3) = 0 [pid 3707] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3707] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3707] pipe2([3, 4], 0) = 0 [pid 3707] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3700] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3700] exit_group(0) = ? [pid 3700] +++ exited with 0 +++ [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 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=0x555556a76690) = 3708 ./strace-static-x86_64: Process 3708 attached [pid 3708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3707] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3707] exit_group(0) = ? [pid 3707] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3707, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] 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=0x555556a76690) = 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 [pid 3706] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3706] exit_group(0 [pid 3709] <... openat resumed>) = 3 [pid 3709] write(3, "1000", 4 [pid 3706] <... exit_group resumed>) = ? [pid 3709] <... write resumed>) = 4 [pid 3709] close(3) = 0 [pid 3706] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3706, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 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 3709] mkdir("./file0", 0777 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3710 [pid 3709] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3709] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3709] pipe2([3, 4], 0) = 0 [pid 3709] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3710 attached [pid 3705] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3705] exit_group(0 [pid 3710] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3705] <... exit_group resumed>) = ? [pid 3710] <... prctl resumed>) = 0 [pid 3705] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3705, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3710] setpgid(0, 0 [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3710] <... setpgid resumed>) = 0 [pid 3710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3710] write(3, "1000", 4 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3710] <... write resumed>) = 4 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3710] close(3 [pid 3612] close(3 [pid 3710] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3710] mkdir("./file0", 0777 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3710] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3710] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3711 [pid 3710] pipe2(./strace-static-x86_64: Process 3711 attached [pid 3711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3711] setpgid(0, 0) = 0 [pid 3711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3710] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3710] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3711] <... openat resumed>) = 3 [pid 3704] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3711] write(3, "1000", 4 [pid 3704] exit_group(0 [pid 3711] <... write resumed>) = 4 [pid 3704] <... exit_group resumed>) = ? [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 3711] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3704] +++ exited with 0 +++ [pid 3703] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3703] exit_group(0) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3704, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3703] +++ exited with 0 +++ [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3703, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] <... close resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3606] close(3./strace-static-x86_64: Process 3712 attached ) = 0 [pid 3712] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3712 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3713 attached [pid 3712] <... prctl resumed>) = 0 [pid 3712] setpgid(0, 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3713 [pid 3713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3712] <... setpgid resumed>) = 0 [pid 3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3713] <... prctl resumed>) = 0 [pid 3713] setpgid(0, 0 [pid 3712] <... openat resumed>) = 3 [pid 3713] <... setpgid resumed>) = 0 [pid 3712] write(3, "1000", 4) = 4 [pid 3712] close(3 [pid 3713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3712] <... close resumed>) = 0 [pid 3713] <... openat resumed>) = 3 [pid 3712] mkdir("./file0", 0777 [pid 3713] write(3, "1000", 4 [pid 3712] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3713] <... write resumed>) = 4 [pid 3712] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3713] close(3 [pid 3712] pipe2( [pid 3713] <... close resumed>) = 0 [pid 3712] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3713] mkdir("./file0", 0777 [pid 3712] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3713] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3713] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3710] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3713] pipe2([3, 4], 0) = 0 [pid 3710] exit_group(0) = ? [pid 3713] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3710] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3710, 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=0x555556a76690) = 3714 ./strace-static-x86_64: Process 3714 attached [pid 3714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3714] setpgid(0, 0) = 0 [pid 3714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3714] write(3, "1000", 4) = 4 [pid 3714] close(3) = 0 [pid 3714] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3714] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3714] pipe2([3, 4], 0) = 0 [pid 3714] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3708] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3708] exit_group(0) = ? [pid 3708] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3708, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] 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=0x555556a76690) = 3715 [pid 3709] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3709] exit_group(0) = ? [pid 3709] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, 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=0x555556a76690) = 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 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 ./strace-static-x86_64: Process 3715 attached [pid 3716] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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 3711] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3715] mkdir("./file0", 0777 [pid 3711] exit_group(0 [pid 3715] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3711] <... exit_group resumed>) = ? [pid 3715] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3711] +++ exited with 0 +++ [pid 3715] pipe2([3, 4], 0) = 0 [pid 3715] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3711, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3714] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3714] exit_group(0) = ? [pid 3714] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3714, 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=0x555556a76690) = 3718 [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} --- ./strace-static-x86_64: Process 3718 attached [pid 3718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3718] setpgid(0, 0 [pid 3607] <... openat resumed>) = 3 [pid 3718] <... setpgid resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3718] <... openat resumed>) = 3 [pid 3718] write(3, "1000", 4 [pid 3607] <... close resumed>) = 0 [pid 3718] <... write resumed>) = 4 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3718] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3719 [pid 3718] <... close resumed>) = 0 [pid 3718] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3719 attached [pid 3718] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3718] pipe2([3, 4], 0) = 0 [pid 3718] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3713] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3713] exit_group(0) = ? [pid 3713] +++ exited with 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=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=0x555556a76690) = 3720 [pid 3715] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3715] exit_group(0) = ? [pid 3715] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3715, 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 ./strace-static-x86_64: Process 3720 attached [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3721 ./strace-static-x86_64: Process 3721 attached [pid 3720] setpgid(0, 0 [pid 3721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3720] <... setpgid resumed>) = 0 [pid 3721] <... prctl resumed>) = 0 [pid 3720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3721] setpgid(0, 0 [pid 3720] <... openat resumed>) = 3 [pid 3721] <... setpgid resumed>) = 0 [pid 3720] write(3, "1000", 4 [pid 3721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3720] <... write resumed>) = 4 [pid 3721] <... openat resumed>) = 3 [pid 3720] close(3 [pid 3721] write(3, "1000", 4 [pid 3720] <... close resumed>) = 0 [pid 3721] <... write resumed>) = 4 [pid 3720] mkdir("./file0", 0777 [pid 3721] close(3 [pid 3720] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3721] <... close resumed>) = 0 [pid 3720] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3721] mkdir("./file0", 0777 [pid 3720] pipe2( [pid 3721] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3720] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3721] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3720] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3721] pipe2([3, 4], 0) = 0 [pid 3721] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3716] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3716] exit_group(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=2} --- [pid 3717] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3717] exit_group(0) = ? [pid 3717] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3717, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3718] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3718] exit_group(0) = ? [pid 3718] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3718, 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 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3609] close(3 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... close resumed>) = 0 [pid 3612] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3723 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3722 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3724 ./strace-static-x86_64: Process 3722 attached [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3722] setpgid(0, 0./strace-static-x86_64: Process 3723 attached ) = 0 [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3722] write(3, "1000", 4) = 4 [pid 3722] close(3) = 0 [pid 3722] mkdir("./file0", 0777./strace-static-x86_64: Process 3724 attached ) = -1 EEXIST (File exists) [pid 3724] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3722] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3724] <... prctl resumed>) = 0 [pid 3722] pipe2( [pid 3724] setpgid(0, 0 [pid 3723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3722] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3724] <... setpgid resumed>) = 0 [pid 3723] <... prctl resumed>) = 0 [pid 3722] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3723] setpgid(0, 0 [pid 3724] <... openat resumed>) = 3 [pid 3723] <... setpgid resumed>) = 0 [pid 3724] write(3, "1000", 4) = 4 [pid 3724] close(3 [pid 3723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3724] <... close resumed>) = 0 [pid 3724] mkdir("./file0", 0777 [pid 3723] <... openat resumed>) = 3 [pid 3724] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3724] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3723] write(3, "1000", 4 [pid 3724] pipe2([3, 4], 0) = 0 [pid 3723] <... write resumed>) = 4 [pid 3724] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3723] close(3) = 0 [pid 3723] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3723] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3723] pipe2([3, 4], 0) = 0 [pid 3723] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3719] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3719] exit_group(0) = ? [pid 3719] +++ exited with 0 +++ [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 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=0x555556a76690) = 3725 ./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 3725] pipe2([3, 4], 0) = 0 [pid 3725] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3720] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3720] exit_group(0) = ? [pid 3720] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3720, 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=0x555556a76690) = 3726 ./strace-static-x86_64: Process 3726 attached [pid 3726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3726] setpgid(0, 0) = 0 [pid 3726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3726] write(3, "1000", 4) = 4 [pid 3726] close(3) = 0 [pid 3726] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3726] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3726] pipe2([3, 4], 0) = 0 [pid 3726] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3721] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3721] exit_group(0) = ? [pid 3721] +++ exited with 0 +++ [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] 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=0x555556a76690) = 3727 ./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) = 3 [pid 3727] write(3, "1000", 4) = 4 [pid 3727] close(3) = 0 [pid 3727] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3727] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3727] pipe2([3, 4], 0) = 0 [pid 3727] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3722] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3722] exit_group(0) = ? [pid 3722] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, 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 [pid 3723] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... close resumed>) = 0 [pid 3723] exit_group(0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3723] <... exit_group resumed>) = ? [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3728 [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] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 3728 attached [pid 3728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3728] setpgid(0, 0) = 0 [pid 3728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 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=0x555556a76690) = 3729 [pid 3725] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3725] exit_group(0) = ? [pid 3725] +++ exited with 0 +++ [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 3607] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3729 attached ) = 0 [pid 3729] 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) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3729] setpgid(0, 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3730 [pid 3729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3728] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3730 attached [pid 3729] write(3, "1000", 4 [pid 3728] write(3, "1000", 4 [pid 3726] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3724] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3730] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3729] <... write resumed>) = 4 [pid 3728] <... write resumed>) = 4 [pid 3726] exit_group(0 [pid 3724] exit_group(0 [pid 3730] <... prctl resumed>) = 0 [pid 3729] close(3 [pid 3728] close(3 [pid 3726] <... exit_group resumed>) = ? [pid 3724] <... exit_group resumed>) = ? [pid 3730] setpgid(0, 0 [pid 3729] <... close resumed>) = 0 [pid 3728] <... close resumed>) = 0 [pid 3728] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3724] +++ exited with 0 +++ [pid 3730] <... setpgid resumed>) = 0 [pid 3729] mkdir("./file0", 0777 [pid 3728] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3724, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3729] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3728] pipe2( [pid 3726] +++ exited with 0 +++ [pid 3730] <... openat resumed>) = 3 [pid 3729] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3728] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3730] write(3, "1000", 4 [pid 3729] pipe2( [pid 3728] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3730] <... write resumed>) = 4 [pid 3729] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3730] close(3 [pid 3729] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3726, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3730] <... close resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3730] mkdir("./file0", 0777 [pid 3612] <... openat resumed>) = 3 [pid 3730] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3730] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3730] pipe2( [pid 3612] close(3 [pid 3730] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3730] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] close(3 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3731 [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3731 attached ./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 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3732 [pid 3731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3732] mkdir("./file0", 0777 [pid 3731] <... prctl resumed>) = 0 [pid 3731] setpgid(0, 0 [pid 3732] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3731] <... setpgid resumed>) = 0 [pid 3732] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3732] pipe2([3, 4], 0) = 0 [pid 3731] <... openat resumed>) = 3 [pid 3731] write(3, "1000", 4) = 4 [pid 3732] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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( [pid 3727] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3731] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3731] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3728] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3728] exit_group(0) = ? [pid 3728] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3728, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3729] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3729] exit_group(0) = ? [pid 3729] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3729, 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=0x555556a76690) = 3736 ./strace-static-x86_64: Process 3736 attached [pid 3736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3736] setpgid(0, 0) = 0 [pid 3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3736] write(3, "1000", 4) = 4 [pid 3736] close(3) = 0 [pid 3736] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3736] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3736] pipe2([3, 4], 0) = 0 [pid 3730] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3730] exit_group(0) = ? [pid 3730] +++ exited with 0 +++ [pid 3736] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, 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 [pid 3732] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... close resumed>) = 0 [pid 3732] exit_group(0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3737 attached [pid 3732] <... exit_group resumed>) = ? [pid 3737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3732] +++ exited with 0 +++ [pid 3731] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3737 [pid 3731] exit_group(0) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3732, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3731] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3731, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3737] <... prctl resumed>) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3737] setpgid(0, 0 [pid 3612] close(3 [pid 3737] <... setpgid resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3612] 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) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3738 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3739 [pid 3737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 3738 attached [pid 3737] write(3, "1000", 4./strace-static-x86_64: Process 3739 attached [pid 3739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3739] setpgid(0, 0) = 0 [pid 3739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3739] write(3, "1000", 4) = 4 [pid 3739] close(3) = 0 [pid 3739] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3739] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3739] pipe2([3, 4], 0) = 0 [pid 3737] <... write resumed>) = 4 [pid 3738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3737] close(3 [pid 3738] <... prctl resumed>) = 0 [pid 3737] <... close resumed>) = 0 [pid 3739] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3738] setpgid(0, 0 [pid 3737] mkdir("./file0", 0777 [pid 3738] <... setpgid resumed>) = 0 [pid 3737] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3737] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3737] pipe2( [pid 3738] <... openat resumed>) = 3 [pid 3737] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3738] write(3, "1000", 4 [pid 3737] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3738] <... write resumed>) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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] 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 3740 attached , child_tidptr=0x555556a76690) = 3740 [pid 3740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3740] setpgid(0, 0) = 0 [pid 3740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3740] write(3, "1000", 4) = 4 [pid 3740] close(3) = 0 [pid 3740] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3740] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3740] pipe2([3, 4], 0) = 0 [pid 3740] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3734] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3734] exit_group(0) = ? [pid 3734] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3734, 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=0x555556a76690) = 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 3736] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3741] write(3, "1000", 4) = 4 [pid 3736] exit_group(0 [pid 3741] close(3 [pid 3736] <... exit_group resumed>) = ? [pid 3741] <... close resumed>) = 0 [pid 3741] mkdir("./file0", 0777 [pid 3736] +++ exited with 0 +++ [pid 3741] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3736, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3741] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3741] pipe2([3, 4], 0) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3741] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 3742 [pid 3738] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3738] exit_group(0) = ? [pid 3738] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3738, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3743 attached ./strace-static-x86_64: Process 3742 attached , child_tidptr=0x555556a76690) = 3743 [pid 3742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3740] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3742] <... prctl resumed>) = 0 [pid 3740] exit_group(0 [pid 3743] <... prctl resumed>) = 0 [pid 3739] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3743] setpgid(0, 0 [pid 3742] setpgid(0, 0 [pid 3740] <... exit_group resumed>) = ? [pid 3743] <... setpgid resumed>) = 0 [pid 3742] <... setpgid resumed>) = 0 [pid 3740] +++ exited with 0 +++ [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3743] <... openat resumed>) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3740, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3743] write(3, "1000", 4 [pid 3742] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3743] <... write resumed>) = 4 [pid 3742] write(3, "1000", 4 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3743] close(3 [pid 3742] <... write resumed>) = 4 [pid 3743] <... close resumed>) = 0 [pid 3742] close(3 [pid 3743] mkdir("./file0", 0777 [pid 3742] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3743] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3742] mkdir("./file0", 0777 [pid 3739] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 3743] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3742] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3739] <... exit_group resumed>) = ? [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3743] pipe2( [pid 3742] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3737] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3743] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3742] pipe2( [pid 3739] +++ exited with 0 +++ [pid 3610] close(3 [pid 3743] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3742] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3737] exit_group(0 [pid 3742] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... close resumed>) = 0 [pid 3737] <... exit_group resumed>) = ? [pid 3737] +++ exited with 0 +++ [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=3737, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3739, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 3744 attached [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3744 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... openat resumed>) = 3 [pid 3744] <... prctl resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3744] setpgid(0, 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3744] <... setpgid resumed>) = 0 [pid 3606] close(3 [pid 3744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... close resumed>) = 0 [pid 3744] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3744] write(3, "1000", 4 [pid 3607] <... openat resumed>) = 3 [pid 3744] <... write resumed>) = 4 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3745 [pid 3744] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3744] <... close resumed>) = 0 [pid 3607] close(3 [pid 3744] mkdir("./file0", 0777 [pid 3607] <... close resumed>) = 0 [pid 3744] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3744] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3744] pipe2( [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3746 [pid 3744] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3744] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3746 attached [pid 3746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3746] setpgid(0, 0) = 0 [pid 3746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3746] write(3, "1000", 4) = 4 [pid 3746] close(3) = 0 [pid 3746] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3746] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3746] pipe2([3, 4], 0) = 0 [pid 3746] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3745 attached [pid 3745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3741] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3741] exit_group(0) = ? [pid 3741] +++ exited with 0 +++ [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 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 3745] setpgid(0, 0) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3747 [pid 3745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3745] write(3, "1000", 4) = 4 [pid 3745] close(3) = 0 [pid 3745] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3745] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3745] pipe2([3, 4], 0) = 0 [pid 3745] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3747 attached [pid 3747] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3747] setpgid(0, 0) = 0 [pid 3747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3747] write(3, "1000", 4) = 4 [pid 3747] close(3) = 0 [pid 3747] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3747] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3747] pipe2([3, 4], 0) = 0 [pid 3747] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3743] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3743] exit_group(0) = ? [pid 3743] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3743, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3748 ./strace-static-x86_64: Process 3748 attached [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3742] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3748] setpgid(0, 0) = 0 [pid 3742] exit_group(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] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3748] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3748] write(3, "1000", 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3748] <... write resumed>) = 4 [pid 3609] close(3 [pid 3748] close(3 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3749 [pid 3748] <... close resumed>) = 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(./strace-static-x86_64: Process 3749 attached [3, 4], 0) = 0 [pid 3748] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3749] setpgid(0, 0 [pid 3744] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3749] <... setpgid resumed>) = 0 [pid 3744] exit_group(0 [pid 3749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3744] <... exit_group resumed>) = ? [pid 3749] <... openat resumed>) = 3 [pid 3744] +++ exited with 0 +++ [pid 3749] write(3, "1000", 4) = 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3744, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3749] close(3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3749] <... close resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3749] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3749] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3749] pipe2( [pid 3610] <... openat resumed>) = 3 [pid 3749] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3749] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 3750 ./strace-static-x86_64: Process 3750 attached [pid 3750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3750] setpgid(0, 0) = 0 [pid 3746] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3746] exit_group(0 [pid 3750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3746] <... exit_group resumed>) = ? [pid 3750] <... openat resumed>) = 3 [pid 3750] write(3, "1000", 4) = 4 [pid 3750] close(3) = 0 [pid 3750] 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=1} --- [pid 3750] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3750] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3750] pipe2([3, 4], 0) = 0 [pid 3750] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 3751 ./strace-static-x86_64: Process 3751 attached [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3751] setpgid(0, 0) = 0 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3751] write(3, "1000", 4) = 4 [pid 3751] close(3) = 0 [pid 3751] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3745] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3745] exit_group(0) = ? [pid 3751] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3745] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3745, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3751] pipe2( [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 3751] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] close(3 [pid 3751] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3747] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3752 [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=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 3752 attached , child_tidptr=0x555556a76690) = 3753 [pid 3752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3752] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3753 attached [pid 3752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3752] write(3, "1000", 4 [pid 3753] <... prctl resumed>) = 0 [pid 3752] <... write resumed>) = 4 [pid 3753] setpgid(0, 0 [pid 3752] close(3 [pid 3753] <... setpgid resumed>) = 0 [pid 3752] <... close resumed>) = 0 [pid 3748] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3752] mkdir("./file0", 0777 [pid 3748] exit_group(0 [pid 3753] <... openat resumed>) = 3 [pid 3752] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3748] <... exit_group resumed>) = ? [pid 3753] write(3, "1000", 4 [pid 3752] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3748] +++ exited with 0 +++ [pid 3753] <... write resumed>) = 4 [pid 3752] pipe2( [pid 3753] close(3 [pid 3752] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3753] <... close resumed>) = 0 [pid 3752] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3753] mkdir("./file0", 0777 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, si_uid=0, si_status=0, si_utime=1, si_stime=1} --- [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 3753] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3754 ./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) = -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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3749] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3749] exit_group(0) = ? [pid 3749] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3749, si_uid=0, si_status=0, si_utime=0, si_stime=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=0x555556a76690) = 3755 [pid 3750] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3755 attached [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3755] setpgid(0, 0) = 0 [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [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([3, 4], 0) = 0 [pid 3755] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3750] exit_group(0) = ? [pid 3750] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3750, 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=0x555556a76690) = 3756 [pid 3751] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3751] exit_group(0) = ? [pid 3751] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=0, si_stime=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=0x555556a76690) = 3757 ./strace-static-x86_64: Process 3756 attached [pid 3756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3756] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3757 attached [pid 3756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3757] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3756] write(3, "1000", 4 [pid 3757] <... prctl resumed>) = 0 [pid 3756] <... write resumed>) = 4 [pid 3757] setpgid(0, 0 [pid 3756] close(3 [pid 3757] <... setpgid resumed>) = 0 [pid 3756] <... close resumed>) = 0 [pid 3756] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3756] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3756] pipe2([3, 4], 0) = 0 [pid 3757] <... openat resumed>) = 3 [pid 3756] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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( [pid 3753] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3753] exit_group(0) = ? [pid 3757] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3753] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3753, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3757] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 3758 [pid 3752] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3752] exit_group(0) = ? [pid 3752] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3752, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3758 attached ) = 0 [pid 3758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3754] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3758] <... prctl resumed>) = 0 [pid 3754] exit_group(0 [pid 3758] setpgid(0, 0 [pid 3754] <... exit_group resumed>) = ? [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3758] <... setpgid resumed>) = 0 [pid 3754] +++ exited with 0 +++ [pid 3606] <... openat resumed>) = 3 [pid 3758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3758] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3758] write(3, "1000", 4 [pid 3606] close(3 [pid 3758] <... write resumed>) = 4 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] <... close resumed>) = 0 [pid 3758] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3758] <... close resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3758] mkdir("./file0", 0777 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3759 [pid 3758] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3758] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] close(3 [pid 3758] pipe2( [pid 3612] <... close resumed>) = 0 [pid 3758] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3758] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3760 ./strace-static-x86_64: Process 3760 attached [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3760] setpgid(0, 0) = 0 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 3759 attached [pid 3760] write(3, "1000", 4) = 4 [pid 3760] close(3) = 0 [pid 3760] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3760] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3759] <... prctl resumed>) = 0 [pid 3760] pipe2([3, 4], 0) = 0 [pid 3759] setpgid(0, 0 [pid 3760] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3759] <... setpgid resumed>) = 0 [pid 3759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3759] write(3, "1000", 4) = 4 [pid 3759] close(3) = 0 [pid 3759] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3759] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3759] pipe2([3, 4], 0) = 0 [pid 3759] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3755] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3755] exit_group(0) = ? [pid 3755] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3755, 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=0x555556a76690) = 3761 ./strace-static-x86_64: Process 3761 attached [pid 3761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3756] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3756] exit_group(0 [pid 3761] <... prctl resumed>) = 0 [pid 3756] <... exit_group resumed>) = ? [pid 3761] setpgid(0, 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 3761] <... setpgid resumed>) = 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 [pid 3757] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3761] <... close resumed>) = 0 [pid 3757] exit_group(0 [pid 3610] <... openat resumed>) = 3 [pid 3761] mkdir("./file0", 0777 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3761] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3757] <... exit_group resumed>) = ? [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3761] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] close(3 [pid 3761] pipe2( [pid 3610] <... close resumed>) = 0 [pid 3761] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3757] +++ exited with 0 +++ [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3761] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3762 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3757, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3762 attached ) = 0 [pid 3762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3762] setpgid(0, 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 3762] <... setpgid resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3762] <... openat resumed>) = 3 [pid 3762] write(3, "1000", 4 [pid 3607] <... close resumed>) = 0 [pid 3762] <... write resumed>) = 4 [pid 3762] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3762] <... close resumed>) = 0 [pid 3762] mkdir("./file0", 0777 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3763 [pid 3762] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3763 attached [pid 3762] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3758] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3762] pipe2( [pid 3758] exit_group(0 [pid 3763] <... prctl resumed>) = 0 [pid 3762] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3758] <... exit_group resumed>) = ? [pid 3762] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3758] +++ exited with 0 +++ [pid 3763] setpgid(0, 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3758, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3763] <... setpgid resumed>) = 0 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... restart_syscall resumed>) = 0 [pid 3763] <... openat resumed>) = 3 [pid 3763] write(3, "1000", 4) = 4 [pid 3763] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3763] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3763] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3763] pipe2( [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3763] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] close(3 [pid 3763] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3764 attached [pid 3760] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3760] exit_group(0) = ? [pid 3760] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3765 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3764 ./strace-static-x86_64: Process 3765 attached [pid 3765] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3765] setpgid(0, 0 [pid 3764] <... prctl resumed>) = 0 [pid 3764] setpgid(0, 0) = 0 [pid 3765] <... setpgid resumed>) = 0 [pid 3764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3764] write(3, "1000", 4 [pid 3765] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3764] <... write resumed>) = 4 [pid 3764] close(3 [pid 3765] <... openat resumed>) = 3 [pid 3764] <... close resumed>) = 0 [pid 3765] write(3, "1000", 4 [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 3765] <... write resumed>) = 4 [pid 3764] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3765] close(3) = 0 [pid 3765] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3765] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3765] pipe2([3, 4], 0) = 0 [pid 3765] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3759] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3759] exit_group(0) = ? [pid 3759] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3759, 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 3766 attached , child_tidptr=0x555556a76690) = 3766 [pid 3766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3766] setpgid(0, 0) = 0 [pid 3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3766] write(3, "1000", 4) = 4 [pid 3766] close(3) = 0 [pid 3766] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3766] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3766] pipe2([3, 4], 0) = 0 [pid 3766] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3761] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3761] exit_group(0) = ? [pid 3761] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3761, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3763] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3763] exit_group(0) = ? [pid 3763] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3763, 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=0x555556a76690) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3762] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3762] exit_group(0) = ? [pid 3762] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3762, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3764] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3764] 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 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3772 [pid 3764] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3764, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3772 attached ) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3772] <... prctl resumed>) = 0 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3772] setpgid(0, 0 [pid 3608] close(3) = 0 [pid 3772] <... setpgid resumed>) = 0 [pid 3765] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3765] exit_group(0) = ? [pid 3765] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3765, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3773 ./strace-static-x86_64: Process 3773 attached [pid 3773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3773] setpgid(0, 0) = 0 [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) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3774 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3774 [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 [pid 3772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3772] write(3, "1000", 4 [pid 3774] <... openat resumed>) = 3 [pid 3772] <... write resumed>) = 4 [pid 3772] close(3) = 0 [pid 3774] write(3, "1000", 4) = 4 [pid 3774] close(3) = 0 [pid 3774] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3772] 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3772] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3772] pipe2([3, 4], 0) = 0 [pid 3772] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3766] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3770] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3766] exit_group(0 [pid 3771] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3770] exit_group(0 [pid 3766] <... exit_group resumed>) = ? [pid 3770] <... exit_group resumed>) = ? [pid 3766] +++ exited with 0 +++ [pid 3771] exit_group(0 [pid 3770] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3766, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [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 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3771] <... exit_group resumed>) = ? [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3606] close(3 [pid 3609] <... close resumed>) = 0 [pid 3609] 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 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3775 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3776 [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=1, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 ./strace-static-x86_64: Process 3776 attached [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3775 attached [pid 3607] close(3 [pid 3774] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... close resumed>) = 0 [pid 3774] exit_group(0) = ? [pid 3774] +++ exited with 0 +++ [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 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3774, 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 3776] <... openat resumed>) = 3 [pid 3776] write(3, "1000", 4) = 4 [pid 3776] close(3) = 0 [pid 3776] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3777 [pid 3776] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3776] pipe2([3, 4], 0) = 0 [pid 3776] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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./strace-static-x86_64: Process 3777 attached [pid 3777] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3777] setpgid(0, 0) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3778 [pid 3777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3777] write(3, "1000", 4) = 4 [pid 3777] close(3) = 0 [pid 3777] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3777] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3777] pipe2([3, 4], 0) = 0 [pid 3777] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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./strace-static-x86_64: Process 3778 attached ) = 3 [pid 3775] write(3, "1000", 4) = 4 [pid 3775] close(3) = 0 [pid 3775] mkdir("./file0", 0777 [pid 3778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3775] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3778] <... prctl resumed>) = 0 [pid 3775] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3778] setpgid(0, 0 [pid 3775] pipe2( [pid 3778] <... setpgid resumed>) = 0 [pid 3775] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3775] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3778] write(3, "1000", 4) = 4 [pid 3778] close(3) = 0 [pid 3778] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3778] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3778] pipe2([3, 4], 0) = 0 [pid 3778] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3773] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3773] exit_group(0) = ? [pid 3773] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3773, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3779 attached , child_tidptr=0x555556a76690) = 3779 [pid 3779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3779] setpgid(0, 0) = 0 [pid 3779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3779] write(3, "1000", 4) = 4 [pid 3779] close(3) = 0 [pid 3779] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3779] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3779] pipe2([3, 4], 0) = 0 [pid 3779] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3772] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3772] exit_group(0) = ? [pid 3772] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3772, 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=0x555556a76690) = 3780 [pid 3776] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3780 attached [pid 3776] exit_group(0 [pid 3780] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3776] <... exit_group resumed>) = ? [pid 3777] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3776] +++ exited with 0 +++ [pid 3777] exit_group(0) = ? [pid 3777] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3776, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3777, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3781 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3782 [pid 3780] <... prctl resumed>) = 0 [pid 3780] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3782 attached ./strace-static-x86_64: Process 3781 attached [pid 3780] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3780] write(3, "1000", 4 [pid 3782] <... prctl resumed>) = 0 [pid 3780] <... write resumed>) = 4 [pid 3782] setpgid(0, 0 [pid 3780] close(3 [pid 3782] <... setpgid resumed>) = 0 [pid 3780] <... close resumed>) = 0 [pid 3781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3780] mkdir("./file0", 0777 [pid 3782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3780] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3780] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3782] <... openat resumed>) = 3 [pid 3782] write(3, "1000", 4 [pid 3780] pipe2( [pid 3781] <... prctl resumed>) = 0 [pid 3781] setpgid(0, 0) = 0 [pid 3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3781] write(3, "1000", 4) = 4 [pid 3781] close(3) = 0 [pid 3781] mkdir("./file0", 0777 [pid 3780] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3780] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3781] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3781] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3782] <... write resumed>) = 4 [pid 3781] pipe2([3, 4], 0) = 0 [pid 3782] close(3 [pid 3781] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3782] <... close resumed>) = 0 [pid 3782] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3782] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3782] pipe2([3, 4], 0) = 0 [pid 3775] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3782] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3775] exit_group(0) = ? [pid 3775] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3775, 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=0x555556a76690) = 3783 ./strace-static-x86_64: Process 3783 attached [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) = 0 [pid 3783] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3783] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3783] pipe2([3, 4], 0) = 0 [pid 3783] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3779] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3779] exit_group(0) = ? [pid 3779] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3779, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3784 [pid 3778] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3778] exit_group(0) = ? [pid 3778] +++ exited with 0 +++ ./strace-static-x86_64: Process 3784 attached [pid 3780] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3784] prctl(PR_SET_PDEATHSIG, SIGKILL [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 3784] <... prctl resumed>) = 0 [pid 3780] exit_group(0) = ? [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3780] +++ exited with 0 +++ [pid 3608] <... restart_syscall resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3780, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3784] setpgid(0, 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3784] <... setpgid resumed>) = 0 [pid 3610] close(3 [pid 3608] <... close resumed>) = 0 [pid 3784] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3784] <... openat resumed>) = 3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3784] write(3, "1000", 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3785 [pid 3784] <... write resumed>) = 4 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3786 [pid 3784] close(3) = 0 [pid 3784] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3784] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3784] pipe2([3, 4], 0) = 0 [pid 3784] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3786 attached [pid 3786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3786] setpgid(0, 0) = 0 [pid 3786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3786] write(3, "1000", 4) = 4 [pid 3786] close(3) = 0 [pid 3786] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3786] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3786] pipe2([3, 4], 0) = 0 [pid 3786] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3785 attached [pid 3785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [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 3781] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3781] exit_group(0) = ? [pid 3781] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3781, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3785] close(3) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3785] mkdir("./file0", 0777 [pid 3782] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... openat resumed>) = 3 [pid 3785] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3782] exit_group(0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3785] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3782] <... exit_group resumed>) = ? [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3785] pipe2( [pid 3606] close(3 [pid 3785] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3782] +++ exited with 0 +++ [pid 3606] <... close resumed>) = 0 [pid 3785] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3787 [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 3787 attached , child_tidptr=0x555556a76690) = 3788 [pid 3787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3787] setpgid(0, 0) = 0 [pid 3787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3788 attached [pid 3788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3788] setpgid(0, 0) = 0 [pid 3787] <... openat resumed>) = 3 [pid 3788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3787] write(3, "1000", 4) = 4 [pid 3787] close(3) = 0 [pid 3787] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3787] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3787] pipe2([3, 4], 0) = 0 [pid 3787] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3788] <... openat resumed>) = 3 [pid 3788] write(3, "1000", 4) = 4 [pid 3783] <... mount resumed>) = -1 EFAULT (Bad address) [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 3783] exit_group(0 [pid 3788] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3783] <... exit_group resumed>) = ? [pid 3783] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3783, 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=0x555556a76690) = 3789 [pid 3785] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3785] exit_group(0) = ? ./strace-static-x86_64: Process 3789 attached [pid 3785] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3785, 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 3789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3789] <... prctl resumed>) = 0 [pid 3789] setpgid(0, 0) = 0 [pid 3789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3790 ./strace-static-x86_64: Process 3790 attached [pid 3789] <... openat resumed>) = 3 [pid 3784] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3784] exit_group(0 [pid 3787] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3787] exit_group(0) = ? [pid 3787] +++ exited with 0 +++ [pid 3784] <... exit_group resumed>) = ? [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3787, 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=0x555556a76690) = 3791 [pid 3784] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3784, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3792 ./strace-static-x86_64: Process 3791 attached [pid 3789] write(3, "1000", 4) = 4 [pid 3791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3789] close(3 [pid 3791] <... prctl resumed>) = 0 [pid 3791] setpgid(0, 0 [pid 3789] <... close resumed>) = 0 [pid 3790] <... prctl resumed>) = 0 [pid 3791] <... setpgid resumed>) = 0 [pid 3791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3790] setpgid(0, 0 [pid 3789] mkdir("./file0", 0777 [pid 3790] <... setpgid resumed>) = 0 [pid 3789] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3791] <... openat resumed>) = 3 [pid 3791] write(3, "1000", 4 [pid 3790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3791] <... write resumed>) = 4 [pid 3791] close(3) = 0 [pid 3791] mkdir("./file0", 0777 [pid 3789] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3791] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3791] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3791] pipe2([3, 4], 0) = 0 [pid 3791] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3789] pipe2( [pid 3790] <... openat resumed>) = 3 [pid 3789] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3790] write(3, "1000", 4 [pid 3789] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3790] <... write resumed>) = 4 [pid 3790] close(3) = 0 ./strace-static-x86_64: Process 3792 attached [pid 3790] mkdir("./file0", 0777 [pid 3792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3792] setpgid(0, 0) = 0 [pid 3790] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3790] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3792] <... openat resumed>) = 3 [pid 3790] pipe2( [pid 3792] write(3, "1000", 4 [pid 3790] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3792] <... write resumed>) = 4 [pid 3792] close(3) = 0 [pid 3792] mkdir("./file0", 0777 [pid 3790] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3792] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3792] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3792] pipe2([3, 4], 0) = 0 [pid 3792] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3786] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3786] exit_group(0) = ? [pid 3786] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3786, 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./strace-static-x86_64: Process 3793 attached , child_tidptr=0x555556a76690) = 3793 [pid 3793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3793] setpgid(0, 0) = 0 [pid 3793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3793] write(3, "1000", 4) = 4 [pid 3793] close(3) = 0 [pid 3793] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3793] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3793] pipe2([3, 4], 0) = 0 [pid 3789] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3793] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3789] exit_group(0) = ? [pid 3789] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3789, 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=0x555556a76690) = 3794 [pid 3791] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3791] exit_group(0) = ? [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=2} --- ./strace-static-x86_64: Process 3794 attached [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=0x555556a76690) = 3795 [pid 3794] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 3795 attached [pid 3788] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3788] exit_group(0 [pid 3795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3794] setpgid(0, 0 [pid 3788] <... exit_group resumed>) = ? [pid 3795] <... prctl resumed>) = 0 [pid 3794] <... setpgid resumed>) = 0 [pid 3788] +++ exited with 0 +++ [pid 3795] setpgid(0, 0 [pid 3794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3795] <... setpgid resumed>) = 0 [pid 3795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3794] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3788, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3795] <... openat resumed>) = 3 [pid 3794] write(3, "1000", 4 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3795] write(3, "1000", 4 [pid 3794] <... write resumed>) = 4 [pid 3795] <... write resumed>) = 4 [pid 3607] <... openat resumed>) = 3 [pid 3795] close(3 [pid 3794] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3795] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3795] mkdir("./file0", 0777 [pid 3794] <... close resumed>) = 0 [pid 3607] close(3 [pid 3795] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3794] mkdir("./file0", 0777 [pid 3795] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3794] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... close resumed>) = 0 [pid 3795] pipe2( [pid 3794] --- 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 3795] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3794] pipe2(./strace-static-x86_64: Process 3796 attached [pid 3795] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3794] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3796 [pid 3794] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3796] setpgid(0, 0) = 0 [pid 3796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3796] write(3, "1000", 4) = 4 [pid 3796] close(3) = 0 [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] 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 3796] mkdir("./file0", 0777 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3797 [pid 3796] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3796] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 3797 attached [pid 3796] pipe2( [pid 3792] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3796] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3792] exit_group(0 [pid 3797] <... prctl resumed>) = 0 [pid 3796] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3792] <... exit_group resumed>) = ? [pid 3792] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3792, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3797] setpgid(0, 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3797] <... setpgid resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3798 [pid 3797] <... openat resumed>) = 3 [pid 3797] write(3, "1000", 4) = 4 [pid 3797] close(3) = 0 ./strace-static-x86_64: Process 3798 attached [pid 3798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3798] setpgid(0, 0) = 0 [pid 3798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3798] write(3, "1000", 4) = 4 [pid 3798] close(3) = 0 [pid 3798] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3798] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3798] pipe2( [pid 3797] mkdir("./file0", 0777 [pid 3793] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3793] exit_group(0) = ? [pid 3793] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3793, 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=0x555556a76690) = 3799 [pid 3798] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3798] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3799 attached [pid 3799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3799] setpgid(0, 0) = 0 [pid 3799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3797] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3799] write(3, "1000", 4) = 4 [pid 3799] close(3) = 0 [pid 3799] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3799] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3799] pipe2( [pid 3797] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3799] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3797] pipe2([3, 4], 0) = 0 [pid 3797] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3799] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3794] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3795] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3795] exit_group(0) = ? [pid 3795] +++ exited with 0 +++ [pid 3794] exit_group(0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3795, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3794] <... exit_group resumed>) = ? [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3794] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3794, 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 [pid 3606] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3800 [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 3800 attached , child_tidptr=0x555556a76690) = 3801 ./strace-static-x86_64: Process 3801 attached [pid 3798] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3798] exit_group(0 [pid 3801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3798] <... exit_group resumed>) = ? [pid 3801] <... prctl resumed>) = 0 [pid 3798] +++ exited with 0 +++ [pid 3801] setpgid(0, 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3798, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3801] <... setpgid resumed>) = 0 [pid 3801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3801] write(3, "1000", 4) = 4 [pid 3612] <... openat resumed>) = 3 [pid 3801] close(3 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3801] <... close resumed>) = 0 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3800] <... prctl resumed>) = 0 [pid 3800] setpgid(0, 0 [pid 3801] mkdir("./file0", 0777 [pid 3612] close(3 [pid 3801] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... close resumed>) = 0 [pid 3801] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3801] pipe2( [pid 3800] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3802 attached [pid 3801] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3802] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3801] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3802 [pid 3802] <... prctl resumed>) = 0 [pid 3802] setpgid(0, 0) = 0 [pid 3802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3802] write(3, "1000", 4) = 4 [pid 3802] close(3) = 0 [pid 3802] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3802] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3802] pipe2([3, 4], 0) = 0 [pid 3802] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3796] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3796] exit_group(0) = ? [pid 3796] +++ exited with 0 +++ [pid 3800] <... openat resumed>) = 3 [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 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3800] write(3, "1000", 4) = 4 [pid 3800] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3800] <... close resumed>) = 0 [pid 3800] mkdir("./file0", 0777 [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3800] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3800] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] close(3 [pid 3800] pipe2([3, 4], 0) = 0 [pid 3607] <... close resumed>) = 0 [pid 3800] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3803 ./strace-static-x86_64: Process 3803 attached [pid 3803] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3803] setpgid(0, 0) = 0 [pid 3803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3803] write(3, "1000", 4) = 4 [pid 3803] close(3) = 0 [pid 3797] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3797] exit_group(0) = ? [pid 3799] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3797] +++ exited with 0 +++ [pid 3799] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3797, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3803] mkdir("./file0", 0777 [pid 3799] <... exit_group resumed>) = ? [pid 3803] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3799] +++ exited with 0 +++ [pid 3803] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3803] pipe2( [pid 3610] --- 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] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3803] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3610] close(3 [pid 3608] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 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, child_tidptr=0x555556a76690) = 3804 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3805 ./strace-static-x86_64: Process 3805 attached [pid 3805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3805] setpgid(0, 0) = 0 [pid 3805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3805] write(3, "1000", 4) = 4 [pid 3805] close(3) = 0 [pid 3805] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3805] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3805] pipe2([3, 4], 0) = 0 [pid 3805] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3804 attached [pid 3804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3804] setpgid(0, 0) = 0 [pid 3804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3804] write(3, "1000", 4) = 4 [pid 3804] close(3) = 0 [pid 3804] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3804] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3804] pipe2([3, 4], 0) = 0 [pid 3804] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3802] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3802] exit_group(0 [pid 3801] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3802] <... exit_group resumed>) = ? [pid 3801] exit_group(0 [pid 3802] +++ exited with 0 +++ [pid 3801] <... exit_group resumed>) = ? [pid 3801] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3802, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3801, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3612] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 [pid 3612] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3806 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3807 ./strace-static-x86_64: Process 3806 attached [pid 3806] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3806] setpgid(0, 0) = 0 [pid 3806] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3807 attached [pid 3807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3806] <... openat resumed>) = 3 [pid 3807] <... prctl resumed>) = 0 [pid 3807] setpgid(0, 0) = 0 [pid 3807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3806] write(3, "1000", 4 [pid 3807] <... openat resumed>) = 3 [pid 3806] <... write resumed>) = 4 [pid 3807] write(3, "1000", 4 [pid 3806] close(3 [pid 3807] <... write resumed>) = 4 [pid 3806] <... close resumed>) = 0 [pid 3807] close(3 [pid 3806] mkdir("./file0", 0777 [pid 3807] <... close resumed>) = 0 [pid 3806] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3807] mkdir("./file0", 0777 [pid 3806] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3807] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3806] pipe2( [pid 3807] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3806] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3807] pipe2( [pid 3806] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3807] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3807] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3803] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3803] exit_group(0) = ? [pid 3803] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3803, 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=0x555556a76690) = 3808 [pid 3800] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3808 attached [pid 3805] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3800] exit_group(0 [pid 3808] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3805] exit_group(0 [pid 3800] <... exit_group resumed>) = ? [pid 3808] <... prctl resumed>) = 0 [pid 3805] <... exit_group resumed>) = ? [pid 3800] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3800, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3808] setpgid(0, 0 [pid 3805] +++ exited with 0 +++ [pid 3808] <... setpgid resumed>) = 0 [pid 3808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3805, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3808] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3808] write(3, "1000", 4 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3808] <... write resumed>) = 4 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3808] close(3 [pid 3609] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3808] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] close(3 [pid 3808] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 3809 attached [pid 3808] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3808] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3809 [pid 3808] pipe2([3, 4], 0) = 0 [pid 3808] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3809] setpgid(0, 0) = 0 [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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3810 [pid 3804] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3804] exit_group(0) = ? [pid 3804] +++ exited with 0 +++ [pid 3806] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3806] exit_group(0) = ? [pid 3806] +++ exited with 0 +++ ./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 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3804, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3806, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3810] write(3, "1000", 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3810] <... write resumed>) = 4 [pid 3610] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] close(3 [pid 3810] close(3) = 0 [pid 3810] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3606] <... close resumed>) = 0 [pid 3810] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3811 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3811 attached [pid 3810] pipe2( [pid 3807] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3807] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3812 [pid 3811] <... prctl resumed>) = 0 [pid 3807] <... exit_group resumed>) = ? [pid 3811] setpgid(0, 0 [pid 3807] +++ exited with 0 +++ [pid 3811] <... setpgid resumed>) = 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 3811] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3811] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3811] pipe2([3, 4], 0) = 0 [pid 3811] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3812 attached [pid 3812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3812] setpgid(0, 0) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3807, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3810] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3810] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... restart_syscall resumed>) = 0 [pid 3812] <... openat resumed>) = 3 [pid 3812] write(3, "1000", 4) = 4 [pid 3812] close(3 [pid 3808] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3812] <... close resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3812] mkdir("./file0", 0777 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3812] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3812] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] close(3 [pid 3812] pipe2( [pid 3612] <... close resumed>) = 0 [pid 3812] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3812] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3813 attached [pid 3808] exit_group(0 [pid 3813] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3808] <... exit_group resumed>) = ? [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3813 [pid 3809] <... mount resumed>) = -1 EFAULT (Bad address) [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] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3809] exit_group(0 [pid 3813] <... prctl resumed>) = 0 [pid 3809] <... exit_group resumed>) = ? [pid 3813] setpgid(0, 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3813] <... setpgid resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3813] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3813] write(3, "1000", 4 [pid 3809] +++ exited with 0 +++ [pid 3607] close(3 [pid 3813] <... write resumed>) = 4 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3809, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... close resumed>) = 0 [pid 3813] close(3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3813] <... close resumed>) = 0 [pid 3813] mkdir("./file0", 0777 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3814 [pid 3813] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3814 attached [pid 3813] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3813] pipe2( [pid 3609] <... openat resumed>) = 3 [pid 3814] <... prctl resumed>) = 0 [pid 3813] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3814] setpgid(0, 0 [pid 3813] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3814] <... setpgid resumed>) = 0 [pid 3609] close(3 [pid 3814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... close resumed>) = 0 [pid 3814] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3814] write(3, "1000", 4) = 4 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3815 [pid 3814] close(3) = 0 [pid 3814] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3814] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3814] pipe2([3, 4], 0) = 0 [pid 3811] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3811] exit_group(0) = ? [pid 3811] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3811, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3815 attached ) = 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=0x555556a76690) = 3816 [pid 3815] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3815] setpgid(0, 0) = 0 [pid 3815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3815] write(3, "1000", 4) = 4 [pid 3814] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3815] close(3) = 0 [pid 3815] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3815] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3815] pipe2([3, 4], 0) = 0 [pid 3815] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3816 attached [pid 3810] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3810] exit_group(0) = ? [pid 3816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3816] setpgid(0, 0 [pid 3810] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3810, 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 [pid 3816] <... setpgid resumed>) = 0 [pid 3816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3817 [pid 3816] <... openat resumed>) = 3 [pid 3816] write(3, "1000", 4) = 4 [pid 3816] close(3) = 0 [pid 3816] mkdir("./file0", 0777./strace-static-x86_64: Process 3817 attached ) = -1 EEXIST (File exists) [pid 3816] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3816] pipe2( [pid 3817] <... prctl resumed>) = 0 [pid 3816] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3817] setpgid(0, 0 [pid 3816] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3817] <... setpgid resumed>) = 0 [pid 3812] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3812] exit_group(0) = ? [pid 3812] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3812, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [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=0x555556a76690) = 3818 ./strace-static-x86_64: Process 3818 attached [pid 3817] <... openat resumed>) = 3 [pid 3817] write(3, "1000", 4) = 4 [pid 3817] close(3) = 0 [pid 3817] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3813] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3817] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3817] pipe2( [pid 3813] exit_group(0 [pid 3818] <... prctl resumed>) = 0 [pid 3817] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3818] setpgid(0, 0 [pid 3817] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3813] <... exit_group resumed>) = ? [pid 3818] <... setpgid resumed>) = 0 [pid 3818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3813] +++ exited with 0 +++ [pid 3818] write(3, "1000", 4) = 4 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3813, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3818] close(3 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3818] <... close resumed>) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3818] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3818] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3818] pipe2( [pid 3612] <... openat resumed>) = 3 [pid 3818] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3815] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3818] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3815] exit_group(0) = ? [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3815] +++ exited with 0 +++ [pid 3814] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] close(3 [pid 3816] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3814] exit_group(0 [pid 3612] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3816] exit_group(0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3816] <... exit_group resumed>) = ? [pid 3816] +++ exited with 0 +++ [pid 3814] <... exit_group resumed>) = ? [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3819 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3816, 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 [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 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 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 3814] +++ exited with 0 +++ [pid 3610] close(3) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3820 [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(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3821 [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=0x555556a76690) = 3822 ./strace-static-x86_64: Process 3821 attached ./strace-static-x86_64: Process 3819 attached [pid 3819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3821] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3819] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3820 attached [pid 3821] setpgid(0, 0 [pid 3819] setpgid(0, 0 [pid 3821] <... setpgid resumed>) = 0 [pid 3820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3820] <... prctl resumed>) = 0 [pid 3821] <... openat resumed>) = 3 [pid 3820] setpgid(0, 0 [pid 3821] write(3, "1000", 4 [pid 3820] <... setpgid resumed>) = 0 [pid 3821] <... write resumed>) = 4 [pid 3820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3821] close(3 [pid 3820] <... openat resumed>) = 3 [pid 3821] <... close resumed>) = 0 [pid 3820] write(3, "1000", 4 [pid 3821] mkdir("./file0", 0777 [pid 3820] <... write resumed>) = 4 [pid 3821] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3820] close(3 [pid 3821] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3820] <... close resumed>) = 0 [pid 3821] pipe2( [pid 3820] mkdir("./file0", 0777 [pid 3821] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3820] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3821] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3820] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3820] pipe2([3, 4], 0) = 0 [pid 3820] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3819] <... setpgid resumed>) = 0 [pid 3819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 3822 attached [pid 3819] write(3, "1000", 4) = 4 [pid 3819] close(3) = 0 [pid 3822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3819] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3822] <... prctl resumed>) = 0 [pid 3819] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3822] setpgid(0, 0 [pid 3819] pipe2( [pid 3822] <... setpgid resumed>) = 0 [pid 3819] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3819] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3822] <... openat resumed>) = 3 [pid 3822] write(3, "1000", 4) = 4 [pid 3822] close(3) = 0 [pid 3822] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3822] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3822] pipe2([3, 4], 0) = 0 [pid 3822] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3817] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3817] exit_group(0) = ? [pid 3817] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3817, 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 3823 attached , child_tidptr=0x555556a76690) = 3823 [pid 3823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3823] setpgid(0, 0) = 0 [pid 3823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3823] write(3, "1000", 4) = 4 [pid 3818] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3818] exit_group(0) = ? [pid 3818] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3818, 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=0x555556a76690) = 3824 [pid 3823] close(3) = 0 [pid 3823] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3823] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3819] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3819] exit_group(0) = ? [pid 3819] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3819, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3824 attached [pid 3824] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3824] setpgid(0, 0) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3 [pid 3823] pipe2( [pid 3612] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3825 [pid 3824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3824] write(3, "1000", 4) = 4 [pid 3824] close(3) = 0 [pid 3824] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3824] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3824] pipe2([3, 4], 0) = 0 [pid 3824] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3820] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3823] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3820] exit_group(0 [pid 3823] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3820] <... exit_group resumed>) = ? [pid 3822] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3822] exit_group(0) = ? [pid 3820] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3820, 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 [pid 3822] +++ exited with 0 +++ [pid 3609] <... close resumed>) = 0 [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=3822, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3826 [pid 3607] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3826 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 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3826] setpgid(0, 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3827 [pid 3826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3825 attached ) = 3 [pid 3826] write(3, "1000", 4 [pid 3825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3826] <... write resumed>) = 4 [pid 3825] <... prctl resumed>) = 0 [pid 3825] setpgid(0, 0./strace-static-x86_64: Process 3827 attached [pid 3826] close(3 [pid 3825] <... setpgid resumed>) = 0 [pid 3821] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3821] exit_group(0 [pid 3827] <... prctl resumed>) = 0 [pid 3825] <... openat resumed>) = 3 [pid 3821] <... exit_group resumed>) = ? [pid 3827] setpgid(0, 0 [pid 3826] <... close resumed>) = 0 [pid 3825] write(3, "1000", 4 [pid 3821] +++ exited with 0 +++ [pid 3827] <... setpgid resumed>) = 0 [pid 3826] mkdir("./file0", 0777 [pid 3825] <... write resumed>) = 4 [pid 3827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3826] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3825] close(3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3821, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3827] <... openat resumed>) = 3 [pid 3826] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3825] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3827] write(3, "1000", 4 [pid 3826] pipe2( [pid 3825] mkdir("./file0", 0777 [pid 3827] <... write resumed>) = 4 [pid 3826] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3825] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 3827] close(3 [pid 3826] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3825] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3827] <... close resumed>) = 0 [pid 3825] pipe2( [pid 3827] mkdir("./file0", 0777 [pid 3825] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3827] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3825] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] close(3 [pid 3827] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... close resumed>) = 0 [pid 3827] pipe2([3, 4], 0) = 0 [pid 3827] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3828 attached [pid 3828] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3828 [pid 3828] <... prctl resumed>) = 0 [pid 3828] setpgid(0, 0) = 0 [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) = 0 [pid 3828] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3828] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3828] pipe2([3, 4], 0) = 0 [pid 3828] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3824] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3824] exit_group(0) = ? [pid 3824] +++ exited with 0 +++ [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 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=0x555556a76690) = 3829 ./strace-static-x86_64: Process 3829 attached [pid 3829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3829] setpgid(0, 0) = 0 [pid 3829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3823] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3829] <... openat resumed>) = 3 [pid 3823] exit_group(0 [pid 3829] write(3, "1000", 4 [pid 3823] <... exit_group resumed>) = ? [pid 3829] <... write resumed>) = 4 [pid 3829] close(3) = 0 [pid 3823] +++ exited with 0 +++ [pid 3829] mkdir("./file0", 0777 [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 3829] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3829] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3829] pipe2([3, 4], 0) = 0 [pid 3829] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 3830 ./strace-static-x86_64: Process 3830 attached [pid 3830] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3830] setpgid(0, 0) = 0 [pid 3830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3830] write(3, "1000", 4) = 4 [pid 3830] close(3) = 0 [pid 3830] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3830] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3830] pipe2([3, 4], 0) = 0 [pid 3830] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3827] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3827] exit_group(0) = ? [pid 3827] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3827, 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 3831 attached [pid 3831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3831 [pid 3831] <... prctl resumed>) = 0 [pid 3831] setpgid(0, 0) = 0 [pid 3831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3831] write(3, "1000", 4) = 4 [pid 3831] close(3) = 0 [pid 3831] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3831] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3831] pipe2([3, 4], 0) = 0 [pid 3831] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3826] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3826] exit_group(0) = ? [pid 3826] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3826, 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 [pid 3825] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3832 [pid 3825] exit_group(0) = ? ./strace-static-x86_64: Process 3832 attached [pid 3828] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3825] +++ exited with 0 +++ [pid 3832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3828] exit_group(0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3825, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3832] <... prctl resumed>) = 0 [pid 3828] <... exit_group resumed>) = ? [pid 3832] setpgid(0, 0 [pid 3828] +++ exited with 0 +++ [pid 3832] <... setpgid resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3828, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3830] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3832] <... openat resumed>) = 3 [pid 3830] exit_group(0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] <... restart_syscall resumed>) = 0 [pid 3832] write(3, "1000", 4 [pid 3830] <... exit_group resumed>) = ? [pid 3612] <... openat resumed>) = 3 [pid 3832] <... write resumed>) = 4 [pid 3830] +++ exited with 0 +++ [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3830, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] close(3 [pid 3610] <... openat resumed>) = 3 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... restart_syscall resumed>) = 0 [pid 3612] 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 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3833 [pid 3610] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... openat resumed>) = 3 [pid 3832] close(3 [pid 3829] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3834 [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 3834 attached [pid 3832] <... close resumed>) = 0 [pid 3829] exit_group(0 [pid 3834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3832] mkdir("./file0", 0777 [pid 3829] <... exit_group resumed>) = ? [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3835 [pid 3834] <... prctl resumed>) = 0 [pid 3832] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3829] +++ exited with 0 +++ [pid 3834] setpgid(0, 0 [pid 3832] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] --- 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] <... setpgid resumed>) = 0 [pid 3832] pipe2( [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3832] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3833 attached [pid 3834] <... openat resumed>) = 3 [pid 3832] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3835 attached [pid 3834] write(3, "1000", 4 [pid 3833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3834] <... write resumed>) = 4 [pid 3833] <... prctl resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3835] <... prctl resumed>) = 0 [pid 3834] close(3 [pid 3833] setpgid(0, 0 [pid 3606] <... openat resumed>) = 3 [pid 3835] setpgid(0, 0 [pid 3834] <... close resumed>) = 0 [pid 3833] <... setpgid resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3835] <... setpgid resumed>) = 0 [pid 3834] mkdir("./file0", 0777 [pid 3833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3831] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3834] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3833] <... openat resumed>) = 3 [pid 3831] exit_group(0 [pid 3606] close(3 [pid 3835] <... openat resumed>) = 3 [pid 3834] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3833] write(3, "1000", 4 [pid 3831] <... exit_group resumed>) = ? [pid 3606] <... close resumed>) = 0 [pid 3835] write(3, "1000", 4 [pid 3834] pipe2( [pid 3833] <... write resumed>) = 4 [pid 3831] +++ exited with 0 +++ [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3835] <... write resumed>) = 4 [pid 3834] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3833] close(3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3831, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3835] close(3 [pid 3834] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3833] <... close resumed>) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3836 [pid 3835] <... close resumed>) = 0 [pid 3833] mkdir("./file0", 0777 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3835] mkdir("./file0", 0777 [pid 3833] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3835] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3833] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3835] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3833] pipe2( [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3835] pipe2( [pid 3833] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3835] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3833] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3835] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3837 ./strace-static-x86_64: Process 3836 attached [pid 3836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3836] setpgid(0, 0) = 0 [pid 3836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3836] write(3, "1000", 4) = 4 [pid 3836] close(3) = 0 [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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3837 attached [pid 3837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3837] setpgid(0, 0) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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] 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=0x555556a76690) = 3838 ./strace-static-x86_64: Process 3838 attached [pid 3838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3838] setpgid(0, 0) = 0 [pid 3838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3835] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3835] exit_group(0) = ? [pid 3838] <... openat resumed>) = 3 [pid 3838] write(3, "1000", 4 [pid 3835] +++ exited with 0 +++ [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 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=0x555556a76690) = 3839 [pid 3838] <... write resumed>) = 4 [pid 3838] close(3) = 0 [pid 3838] mkdir("./file0", 0777./strace-static-x86_64: Process 3839 attached ) = -1 EEXIST (File exists) [pid 3838] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3838] pipe2([3, 4], 0) = 0 [pid 3838] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3839] setpgid(0, 0) = 0 [pid 3839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3833] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3833] exit_group(0) = ? [pid 3833] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3833, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3839] <... openat resumed>) = 3 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3839] write(3, "1000", 4) = 4 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3839] close(3 [pid 3612] <... openat resumed>) = 3 [pid 3839] <... close resumed>) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3839] mkdir("./file0", 0777 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3839] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] close(3 [pid 3839] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... close resumed>) = 0 [pid 3839] pipe2( [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3839] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3839] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3840 ./strace-static-x86_64: Process 3840 attached [pid 3840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [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) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3834] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3834] exit_group(0) = ? [pid 3834] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3834, 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 3836] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3837] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3841 [pid 3837] exit_group(0 [pid 3836] exit_group(0 [pid 3837] <... exit_group resumed>) = ? [pid 3836] <... exit_group resumed>) = ? [pid 3837] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3837, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3836] +++ exited with 0 +++ [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3836, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 3841 attached [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... openat resumed>) = 3 [pid 3841] <... prctl resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3841] setpgid(0, 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3841] <... setpgid resumed>) = 0 [pid 3607] close(3 [pid 3841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... close resumed>) = 0 [pid 3841] <... openat resumed>) = 3 [pid 3607] 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 3842 attached [pid 3841] write(3, "1000", 4 [pid 3606] <... openat resumed>) = 3 [pid 3842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3841] <... write resumed>) = 4 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3842 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3842] <... prctl resumed>) = 0 [pid 3841] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3842] setpgid(0, 0 [pid 3841] <... close resumed>) = 0 [pid 3606] close(3 [pid 3842] <... setpgid resumed>) = 0 [pid 3841] mkdir("./file0", 0777 [pid 3606] <... close resumed>) = 0 [pid 3842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3841] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3843 attached [pid 3842] <... openat resumed>) = 3 [pid 3841] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3842] write(3, "1000", 4 [pid 3841] pipe2( [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3843 [pid 3843] <... prctl resumed>) = 0 [pid 3842] <... write resumed>) = 4 [pid 3841] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3843] setpgid(0, 0 [pid 3842] close(3 [pid 3841] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3843] <... setpgid resumed>) = 0 [pid 3842] <... close resumed>) = 0 [pid 3842] mkdir("./file0", 0777 [pid 3843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3842] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3843] <... openat resumed>) = 3 [pid 3842] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3843] write(3, "1000", 4 [pid 3842] pipe2( [pid 3843] <... write resumed>) = 4 [pid 3842] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3843] close(3 [pid 3842] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3843] <... close resumed>) = 0 [pid 3840] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3843] mkdir("./file0", 0777 [pid 3840] exit_group(0 [pid 3843] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3840] <... exit_group resumed>) = ? [pid 3843] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3840] +++ exited with 0 +++ [pid 3843] pipe2([3, 4], 0) = 0 [pid 3843] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3840, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3839] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3839] exit_group(0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3839] <... exit_group resumed>) = ? [pid 3838] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] close(3 [pid 3838] exit_group(0 [pid 3612] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3844 [pid 3838] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3844 attached [pid 3839] +++ exited with 0 +++ [pid 3838] +++ exited with 0 +++ [pid 3844] prctl(PR_SET_PDEATHSIG, SIGKILL [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 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3839, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... 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 3609] close(3 [pid 3608] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] 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, child_tidptr=0x555556a76690) = 3846 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3845 [pid 3841] exit_group(0 [pid 3844] <... prctl resumed>) = 0 [pid 3841] <... exit_group resumed>) = ? [pid 3844] setpgid(0, 0./strace-static-x86_64: Process 3845 attached ) = 0 [pid 3841] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3841, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... openat resumed>) = 3 [pid 3845] setpgid(0, 0) = 0 [pid 3845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3845] <... openat resumed>) = 3 [pid 3844] <... openat resumed>) = 3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3846 attached [pid 3844] write(3, "1000", 4 [pid 3610] close(3 [pid 3846] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3844] <... write resumed>) = 4 [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3844] close(3 [pid 3845] write(3, "1000", 4) = 4 [pid 3845] close(3) = 0 [pid 3846] <... prctl resumed>) = 0 [pid 3845] mkdir("./file0", 0777 [pid 3846] setpgid(0, 0 [pid 3844] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3847 [pid 3846] <... setpgid resumed>) = 0 [pid 3846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3844] mkdir("./file0", 0777 [pid 3845] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3844] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3845] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3844] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3845] pipe2( [pid 3844] pipe2([3, 4], 0) = 0 [pid 3846] <... openat resumed>) = 3 [pid 3845] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3844] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3846] write(3, "1000", 4 [pid 3845] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3846] <... write resumed>) = 4 ./strace-static-x86_64: Process 3847 attached [pid 3846] close(3 [pid 3847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3846] <... close resumed>) = 0 [pid 3847] <... prctl resumed>) = 0 [pid 3846] mkdir("./file0", 0777 [pid 3847] setpgid(0, 0 [pid 3846] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3847] <... setpgid resumed>) = 0 [pid 3846] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3846] pipe2( [pid 3847] <... openat resumed>) = 3 [pid 3846] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3847] write(3, "1000", 4 [pid 3846] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3847] <... write resumed>) = 4 [pid 3842] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3847] close(3) = 0 [pid 3847] mkdir("./file0", 0777 [pid 3843] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3842] exit_group(0 [pid 3847] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3847] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3847] pipe2([3, 4], 0) = 0 [pid 3847] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3843] exit_group(0 [pid 3842] <... exit_group resumed>) = ? [pid 3843] <... exit_group resumed>) = ? [pid 3842] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3842, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3843] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3843, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3607] <... 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 3607] <... close resumed>) = 0 [pid 3606] close(3) = 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./strace-static-x86_64: Process 3848 attached [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3848] setpgid(0, 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3848 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3849 [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3848] write(3, "1000", 4) = 4 [pid 3848] close(3) = 0 [pid 3848] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3848] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3848] pipe2([3, 4], 0) = 0 [pid 3848] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3849 attached [pid 3849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3849] setpgid(0, 0) = 0 [pid 3849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3849] write(3, "1000", 4) = 4 [pid 3849] close(3) = 0 [pid 3849] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3849] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3849] pipe2([3, 4], 0) = 0 [pid 3849] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3844] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3844] exit_group(0) = ? [pid 3844] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3844, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3850 ./strace-static-x86_64: Process 3850 attached [pid 3850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3850] setpgid(0, 0) = 0 [pid 3850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3850] write(3, "1000", 4) = 4 [pid 3850] close(3) = 0 [pid 3850] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3850] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3850] pipe2([3, 4], 0) = 0 [pid 3850] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3845] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3845] exit_group(0) = ? [pid 3845] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3845, 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=0x555556a76690) = 3851 ./strace-static-x86_64: Process 3851 attached [pid 3851] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3847] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3846] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3846] exit_group(0) = ? [pid 3846] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3846, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3851] <... prctl resumed>) = 0 [pid 3851] setpgid(0, 0 [pid 3609] <... restart_syscall resumed>) = 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 [pid 3851] <... setpgid resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3851] 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 3851] <... openat resumed>) = 3 [pid 3851] write(3, "1000", 4 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3852 [pid 3851] <... write resumed>) = 4 [pid 3847] exit_group(0 [pid 3851] close(3 [pid 3847] <... exit_group resumed>) = ? [pid 3851] <... close resumed>) = 0 [pid 3851] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3847] +++ exited with 0 +++ [pid 3851] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3851] pipe2( [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3847, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3851] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3851] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 3853 ./strace-static-x86_64: Process 3852 attached [pid 3852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3852] setpgid(0, 0) = 0 [pid 3852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3852] write(3, "1000", 4./strace-static-x86_64: Process 3853 attached ) = 4 [pid 3853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3852] close(3 [pid 3853] <... prctl resumed>) = 0 [pid 3852] <... close resumed>) = 0 [pid 3853] setpgid(0, 0 [pid 3852] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3852] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3852] pipe2([3, 4], 0) = 0 [pid 3849] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3852] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3853] <... setpgid resumed>) = 0 [pid 3849] exit_group(0 [pid 3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3849] <... exit_group resumed>) = ? [pid 3853] <... openat resumed>) = 3 [pid 3849] +++ exited with 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 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 3853] write(3, "1000", 4 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3853] <... write resumed>) = 4 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3853] close(3 [pid 3848] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] close(3) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3854 ./strace-static-x86_64: Process 3854 attached [pid 3854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3854] setpgid(0, 0) = 0 [pid 3854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3854] write(3, "1000", 4) = 4 [pid 3854] close(3) = 0 [pid 3854] mkdir("./file0", 0777 [pid 3853] <... close resumed>) = 0 [pid 3848] exit_group(0 [pid 3854] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3854] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3853] mkdir("./file0", 0777 [pid 3848] <... exit_group resumed>) = ? [pid 3854] pipe2( [pid 3853] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3854] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3853] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3854] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3853] pipe2( [pid 3848] +++ exited with 0 +++ [pid 3853] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3853] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3848, 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=0x555556a76690) = 3855 ./strace-static-x86_64: Process 3855 attached [pid 3855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3855] setpgid(0, 0) = 0 [pid 3855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3855] write(3, "1000", 4) = 4 [pid 3855] close(3) = 0 [pid 3855] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3850] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3855] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3855] pipe2([3, 4], 0) = 0 [pid 3855] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3850] exit_group(0) = ? [pid 3850] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3850, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3856 [pid 3851] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3851] exit_group(0) = ? [pid 3851] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3851, 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=0x555556a76690) = 3857 ./strace-static-x86_64: Process 3857 attached [pid 3857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3857] setpgid(0, 0) = 0 [pid 3857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3857] write(3, "1000", 4) = 4 [pid 3857] close(3) = 0 [pid 3857] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3857] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3857] pipe2(./strace-static-x86_64: Process 3856 attached [3, 4], 0) = 0 [pid 3857] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3856] setpgid(0, 0) = 0 [pid 3856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3856] write(3, "1000", 4) = 4 [pid 3856] close(3) = 0 [pid 3856] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3856] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3856] pipe2([3, 4], 0) = 0 [pid 3852] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3856] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3852] exit_group(0) = ? [pid 3852] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3852, 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./strace-static-x86_64: Process 3858 attached , child_tidptr=0x555556a76690) = 3858 [pid 3858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3858] setpgid(0, 0) = 0 [pid 3858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3858] write(3, "1000", 4) = 4 [pid 3854] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3853] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3854] exit_group(0 [pid 3853] exit_group(0 [pid 3854] <... exit_group resumed>) = ? [pid 3853] <... exit_group resumed>) = ? [pid 3855] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3858] close(3 [pid 3854] +++ exited with 0 +++ [pid 3853] +++ 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 3858] <... close resumed>) = 0 [pid 3855] exit_group(0) = ? [pid 3855] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3853, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3855, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3858] mkdir("./file0", 0777 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] <... restart_syscall resumed>) = 0 [pid 3858] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3858] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3858] pipe2( [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 3858] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3858] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3606] 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 3606] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 ./strace-static-x86_64: Process 3859 attached [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 3859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3859 [pid 3859] <... prctl resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3860 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3861 [pid 3859] setpgid(0, 0) = 0 [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 3859] pipe2([3, 4], 0) = 0 [pid 3859] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3861 attached ./strace-static-x86_64: Process 3860 attached [pid 3857] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3857] exit_group(0) = ? [pid 3857] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3857, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3861] <... prctl resumed>) = 0 [pid 3860] <... prctl resumed>) = 0 [pid 3861] setpgid(0, 0) = 0 [pid 3860] setpgid(0, 0 [pid 3856] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3860] <... setpgid resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3861] <... openat resumed>) = 3 [pid 3860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3856] exit_group(0 [pid 3608] <... openat resumed>) = 3 [pid 3861] write(3, "1000", 4 [pid 3860] <... openat resumed>) = 3 [pid 3856] <... exit_group resumed>) = ? [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3861] <... write resumed>) = 4 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3861] close(3 [pid 3608] close(3 [pid 3861] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3861] mkdir("./file0", 0777 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3861] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3861] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3862 [pid 3861] pipe2([3, 4], 0) = 0 [pid 3861] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3860] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 3862 attached [pid 3860] close(3 [pid 3856] +++ exited with 0 +++ [pid 3862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3860] <... close resumed>) = 0 [pid 3862] <... prctl resumed>) = 0 [pid 3860] mkdir("./file0", 0777 [pid 3862] setpgid(0, 0 [pid 3860] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3856, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3862] <... setpgid resumed>) = 0 [pid 3860] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3860] pipe2( [pid 3862] <... openat resumed>) = 3 [pid 3860] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3862] write(3, "1000", 4 [pid 3860] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3862] <... write resumed>) = 4 [pid 3862] close(3) = 0 [pid 3862] mkdir("./file0", 0777 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3 [pid 3862] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... close resumed>) = 0 [pid 3862] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3862] pipe2([3, 4], 0) = 0 [pid 3862] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3863 ./strace-static-x86_64: Process 3863 attached [pid 3863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3863] setpgid(0, 0) = 0 [pid 3863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3863] write(3, "1000", 4) = 4 [pid 3863] close(3) = 0 [pid 3863] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3863] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3863] pipe2([3, 4], 0) = 0 [pid 3863] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3858] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3858] exit_group(0) = ? [pid 3858] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3858, 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 3859] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3864 [pid 3859] exit_group(0) = ? ./strace-static-x86_64: Process 3864 attached [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3864] setpgid(0, 0) = 0 [pid 3859] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3859, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3864] write(3, "1000", 4) = 4 [pid 3864] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3864] <... close resumed>) = 0 [pid 3864] mkdir("./file0", 0777 [pid 3610] <... openat resumed>) = 3 [pid 3864] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3864] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3864] pipe2( [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 3864] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3864] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3865 ./strace-static-x86_64: Process 3865 attached [pid 3865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3865] setpgid(0, 0 [pid 3862] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3861] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3860] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3865] <... setpgid resumed>) = 0 [pid 3862] exit_group(0 [pid 3861] exit_group(0 [pid 3860] exit_group(0 [pid 3865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3862] <... exit_group resumed>) = ? [pid 3861] <... exit_group resumed>) = ? [pid 3860] <... exit_group resumed>) = ? [pid 3865] <... openat resumed>) = 3 [pid 3862] +++ exited with 0 +++ [pid 3861] +++ exited with 0 +++ [pid 3860] +++ exited with 0 +++ [pid 3865] write(3, "1000", 4) = 4 [pid 3865] close(3) = 0 [pid 3865] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3865] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3865] pipe2([3, 4], 0) = 0 [pid 3865] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3860, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [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 3863] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3863] exit_group(0 [pid 3608] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3863] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [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 3608] close(3 [pid 3607] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] close(3 [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 resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3866 ./strace-static-x86_64: Process 3868 attached ./strace-static-x86_64: Process 3866 attached [pid 3863] +++ exited with 0 +++ [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3867 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3863, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3868 [pid 3868] <... prctl resumed>) = 0 [pid 3866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3868] setpgid(0, 0 [pid 3866] <... prctl resumed>) = 0 [pid 3868] <... setpgid resumed>) = 0 [pid 3866] setpgid(0, 0 [pid 3868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3866] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3867 attached [pid 3866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3868] <... openat resumed>) = 3 [pid 3867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3866] <... openat resumed>) = 3 [pid 3612] <... openat resumed>) = 3 [pid 3868] write(3, "1000", 4 [pid 3867] <... prctl resumed>) = 0 [pid 3866] write(3, "1000", 4 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3868] <... write resumed>) = 4 [pid 3867] setpgid(0, 0 [pid 3866] <... write resumed>) = 4 [pid 3865] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3868] close(3 [pid 3867] <... setpgid resumed>) = 0 [pid 3866] close(3 [pid 3612] close(3 [pid 3868] <... close resumed>) = 0 [pid 3867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3866] <... close resumed>) = 0 [pid 3865] exit_group(0 [pid 3612] <... close resumed>) = 0 [pid 3868] mkdir("./file0", 0777 [pid 3867] <... openat resumed>) = 3 [pid 3866] mkdir("./file0", 0777 [pid 3865] <... exit_group resumed>) = ? [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3868] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3867] write(3, "1000", 4 [pid 3866] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3865] +++ exited with 0 +++ [pid 3868] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3867] <... write resumed>) = 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3865, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3867] close(3) = 0 [pid 3867] mkdir("./file0", 0777 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3867] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 3867] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3867] pipe2( [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3867] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] close(3 [pid 3867] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... close resumed>) = 0 [pid 3868] pipe2( [pid 3866] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3869 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3868] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3866] pipe2([3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3870 [pid 3868] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3866] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3870 attached [pid 3870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3870] setpgid(0, 0./strace-static-x86_64: Process 3869 attached ) = 0 [pid 3869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3864] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3864] exit_group(0) = ? [pid 3870] <... openat resumed>) = 3 [pid 3864] +++ exited with 0 +++ [pid 3870] write(3, "1000", 4 [pid 3869] <... prctl resumed>) = 0 [pid 3870] <... write resumed>) = 4 [pid 3869] setpgid(0, 0 [pid 3870] close(3 [pid 3869] <... setpgid resumed>) = 0 [pid 3870] <... close resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3864, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3870] mkdir("./file0", 0777 [pid 3869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3870] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3869] <... openat resumed>) = 3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3869] write(3, "1000", 4 [pid 3870] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3869] <... write resumed>) = 4 [pid 3867] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... openat resumed>) = 3 [pid 3870] pipe2([3, 4], 0) = 0 [pid 3870] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3867] exit_group(0) = ? [pid 3867] +++ exited with 0 +++ [pid 3869] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3867, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3869] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3869] mkdir("./file0", 0777 [pid 3609] close(3 [pid 3869] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3869] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3869] pipe2( [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 [pid 3869] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3869] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3868] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3871 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3868] exit_group(0) = ? [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3872 [pid 3868] +++ exited with 0 +++ [pid 3606] --- 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(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 3871 attached ) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3871] setpgid(0, 0 [pid 3606] close(3 [pid 3871] <... setpgid resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3872 attached [pid 3871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3873 [pid 3872] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3871] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3873 attached [pid 3872] <... prctl resumed>) = 0 [pid 3871] write(3, "1000", 4 [pid 3866] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3873] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3872] setpgid(0, 0 [pid 3871] <... write resumed>) = 4 [pid 3866] exit_group(0 [pid 3873] <... prctl resumed>) = 0 [pid 3872] <... setpgid resumed>) = 0 [pid 3871] close(3 [pid 3866] <... exit_group resumed>) = ? [pid 3873] setpgid(0, 0 [pid 3872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3872] write(3, "1000", 4 [pid 3866] +++ exited with 0 +++ [pid 3873] <... setpgid resumed>) = 0 [pid 3872] <... write resumed>) = 4 [pid 3871] <... close resumed>) = 0 [pid 3872] close(3 [pid 3871] mkdir("./file0", 0777 [pid 3873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3872] <... close resumed>) = 0 [pid 3871] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3866, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3873] <... openat resumed>) = 3 [pid 3872] mkdir("./file0", 0777 [pid 3871] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3873] write(3, "1000", 4 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3873] <... write resumed>) = 4 [pid 3871] pipe2( [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3871] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3873] close(3 [pid 3872] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3870] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3872] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3870] exit_group(0 [pid 3872] pipe2( [pid 3870] <... exit_group resumed>) = ? [pid 3872] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3870] +++ exited with 0 +++ [pid 3872] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3870, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] close(3 [pid 3871] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3874 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3875 [pid 3873] <... close resumed>) = 0 [pid 3873] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3873] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3873] pipe2([3, 4], 0) = 0 [pid 3873] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3874 attached ./strace-static-x86_64: Process 3875 attached [pid 3869] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3869] exit_group(0 [pid 3875] <... prctl resumed>) = 0 [pid 3869] <... exit_group resumed>) = ? [pid 3875] setpgid(0, 0 [pid 3869] +++ exited with 0 +++ [pid 3875] <... setpgid resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3869, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3875] <... openat resumed>) = 3 [pid 3874] <... prctl resumed>) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3875] write(3, "1000", 4 [pid 3874] setpgid(0, 0 [pid 3875] <... write resumed>) = 4 [pid 3875] close(3 [pid 3874] <... setpgid resumed>) = 0 [pid 3872] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3875] <... close resumed>) = 0 [pid 3874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3872] exit_group(0 [pid 3871] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... openat resumed>) = 3 [pid 3875] mkdir("./file0", 0777 [pid 3874] <... openat resumed>) = 3 [pid 3872] <... exit_group resumed>) = ? [pid 3871] exit_group(0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3875] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3874] write(3, "1000", 4 [pid 3872] +++ exited with 0 +++ [pid 3871] <... exit_group resumed>) = ? [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3872, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3875] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3874] <... write resumed>) = 4 [pid 3612] close(3 [pid 3874] close(3 [pid 3612] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3874] <... close resumed>) = 0 [pid 3874] mkdir("./file0", 0777 [pid 3607] <... openat resumed>) = 3 [pid 3874] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3874] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3876 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3875] pipe2( [pid 3874] pipe2( [pid 3871] +++ exited with 0 +++ [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3875] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3874] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 3876 attached [pid 3875] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3874] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] close(3 [pid 3873] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3871, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... 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 [pid 3609] <... openat resumed>) = 3 [pid 3876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3873] exit_group(0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3877 [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./strace-static-x86_64: Process 3878 attached [pid 3876] <... prctl resumed>) = 0 [pid 3873] <... exit_group resumed>) = ? [pid 3876] setpgid(0, 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3878 [pid 3874] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3873] +++ exited with 0 +++ [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3873, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3874] exit_group(0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3874] <... exit_group resumed>) = ? [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, child_tidptr=0x555556a76690) = 3879 [pid 3876] <... setpgid resumed>) = 0 [pid 3876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3874] +++ exited with 0 +++ [pid 3876] <... openat resumed>) = 3 [pid 3876] write(3, "1000", 4 [pid 3608] --- 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] <... write resumed>) = 4 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3876] close(3 [pid 3875] <... mount resumed>) = -1 EFAULT (Bad address) ./strace-static-x86_64: Process 3879 attached [pid 3878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3876] <... close resumed>) = 0 [pid 3875] exit_group(0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3878] <... prctl resumed>) = 0 [pid 3876] mkdir("./file0", 0777 [pid 3875] <... exit_group resumed>) = ? [pid 3876] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3876] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3876] pipe2( [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3876] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3876] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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 3878] setpgid(0, 0 [pid 3879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3875] +++ exited with 0 +++ [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3880 [pid 3879] <... prctl resumed>) = 0 [pid 3878] <... setpgid resumed>) = 0 [pid 3610] --- 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] setpgid(0, 0 [pid 3878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3879] <... setpgid resumed>) = 0 [pid 3878] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3877 attached [pid 3879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3878] write(3, "1000", 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3879] <... openat resumed>) = 3 [pid 3878] <... write resumed>) = 4 [pid 3877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... openat resumed>) = 3 [pid 3879] write(3, "1000", 4 [pid 3878] close(3 [pid 3877] <... prctl resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3879] <... write resumed>) = 4 [pid 3878] <... close resumed>) = 0 [pid 3877] setpgid(0, 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3879] close(3 [pid 3878] mkdir("./file0", 0777 [pid 3877] <... setpgid resumed>) = 0 [pid 3610] close(3./strace-static-x86_64: Process 3880 attached [pid 3879] <... close resumed>) = 0 [pid 3878] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 3880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3879] mkdir("./file0", 0777 [pid 3878] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3877] <... openat resumed>) = 3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3881 attached [pid 3880] <... prctl resumed>) = 0 [pid 3879] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3878] pipe2( [pid 3877] write(3, "1000", 4 [pid 3881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3880] setpgid(0, 0 [pid 3879] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3878] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3877] <... write resumed>) = 4 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3881 [pid 3881] <... prctl resumed>) = 0 [pid 3880] <... setpgid resumed>) = 0 [pid 3879] pipe2( [pid 3878] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3877] close(3 [pid 3881] setpgid(0, 0 [pid 3880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3879] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3877] <... close resumed>) = 0 [pid 3881] <... setpgid resumed>) = 0 [pid 3880] <... openat resumed>) = 3 [pid 3879] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3877] mkdir("./file0", 0777 [pid 3880] write(3, "1000", 4 [pid 3877] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3880] <... write resumed>) = 4 [pid 3877] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3880] close(3 [pid 3877] pipe2( [pid 3880] <... close resumed>) = 0 [pid 3877] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3880] mkdir("./file0", 0777 [pid 3877] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3880] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3880] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3880] pipe2([3, 4], 0) = 0 [pid 3880] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3876] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3881] <... openat resumed>) = 3 [pid 3876] exit_group(0 [pid 3881] write(3, "1000", 4 [pid 3876] <... exit_group resumed>) = ? [pid 3881] <... write resumed>) = 4 [pid 3881] close(3) = 0 [pid 3881] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3881] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3881] pipe2([3, 4], 0) = 0 [pid 3876] +++ exited with 0 +++ [pid 3612] --- 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3882 ./strace-static-x86_64: Process 3882 attached [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) = -1 EEXIST (File exists) [pid 3882] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3882] pipe2([3, 4], 0) = 0 [pid 3882] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3878] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3878] exit_group(0) = ? [pid 3878] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3878, 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=0x555556a76690) = 3883 ./strace-static-x86_64: Process 3883 attached [pid 3880] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3877] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3880] exit_group(0 [pid 3877] exit_group(0 [pid 3880] <... exit_group resumed>) = ? [pid 3877] <... exit_group resumed>) = ? [pid 3880] +++ exited with 0 +++ [pid 3877] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3880, si_uid=0, si_status=0, si_utime=0, si_stime=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=1} --- [pid 3883] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3879] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3879] exit_group(0) = ? [pid 3879] +++ exited with 0 +++ [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 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3879, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] close(3 [pid 3608] 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 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3884 [pid 3606] <... openat resumed>) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3885 [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=0x555556a76690) = 3886 [pid 3883] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3884 attached [pid 3884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3883] setpgid(0, 0./strace-static-x86_64: Process 3885 attached [pid 3884] setpgid(0, 0 [pid 3883] <... setpgid resumed>) = 0 [pid 3884] <... setpgid resumed>) = 0 [pid 3883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3883] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3886 attached [pid 3885] <... prctl resumed>) = 0 [pid 3884] <... openat resumed>) = 3 [pid 3883] write(3, "1000", 4 [pid 3881] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3885] setpgid(0, 0 [pid 3884] write(3, "1000", 4 [pid 3883] <... write resumed>) = 4 [pid 3881] exit_group(0 [pid 3886] <... prctl resumed>) = 0 [pid 3885] <... setpgid resumed>) = 0 [pid 3884] <... write resumed>) = 4 [pid 3883] close(3 [pid 3881] <... exit_group resumed>) = ? [pid 3886] setpgid(0, 0 [pid 3884] close(3 [pid 3886] <... setpgid resumed>) = 0 [pid 3884] <... close resumed>) = 0 [pid 3886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3884] mkdir("./file0", 0777 [pid 3885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3883] <... close resumed>) = 0 [pid 3881] +++ exited with 0 +++ [pid 3886] <... openat resumed>) = 3 [pid 3885] <... openat resumed>) = 3 [pid 3884] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3883] mkdir("./file0", 0777 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3881, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3886] write(3, "1000", 4 [pid 3885] write(3, "1000", 4 [pid 3884] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3883] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3886] <... write resumed>) = 4 [pid 3885] <... write resumed>) = 4 [pid 3884] pipe2( [pid 3883] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... restart_syscall resumed>) = 0 [pid 3886] close(3 [pid 3885] close(3 [pid 3884] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3883] pipe2( [pid 3882] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3886] <... close resumed>) = 0 [pid 3885] <... close resumed>) = 0 [pid 3884] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3883] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3882] exit_group(0 [pid 3886] mkdir("./file0", 0777 [pid 3885] mkdir("./file0", 0777 [pid 3883] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3882] <... exit_group resumed>) = ? [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3886] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3885] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... openat resumed>) = 3 [pid 3886] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3886] pipe2( [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3886] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3885] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] close(3 [pid 3886] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... close resumed>) = 0 [pid 3885] pipe2( [pid 3882] +++ exited with 0 +++ [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3887 attached [pid 3885] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3882, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3885] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3887 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3888 [pid 3887] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3888 attached ) = 0 [pid 3887] setpgid(0, 0) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3883] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3888] <... prctl resumed>) = 0 [pid 3883] exit_group(0 [pid 3888] setpgid(0, 0 [pid 3883] <... exit_group resumed>) = ? [pid 3888] <... setpgid resumed>) = 0 [pid 3883] +++ exited with 0 +++ [pid 3888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3886] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3886] exit_group(0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3883, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3888] <... openat resumed>) = 3 [pid 3886] <... exit_group resumed>) = ? [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3888] write(3, "1000", 4 [pid 3886] +++ exited with 0 +++ [pid 3609] <... restart_syscall resumed>) = 0 [pid 3888] <... write resumed>) = 4 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3886, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3888] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3888] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3609] <... openat resumed>) = 3 [pid 3888] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3888] pipe2([3, 4], 0) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3888] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] close(3) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3889 attached [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3889 [pid 3889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3889] <... prctl resumed>) = 0 [pid 3889] setpgid(0, 0 [pid 3606] close(3 [pid 3889] <... setpgid resumed>) = 0 [pid 3884] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... close resumed>) = 0 [pid 3884] exit_group(0) = ? [pid 3884] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3884, 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 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3890 [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./strace-static-x86_64: Process 3890 attached , child_tidptr=0x555556a76690) = 3891 ./strace-static-x86_64: Process 3891 attached [pid 3889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3889] write(3, "1000", 4 [pid 3890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3890] setpgid(0, 0) = 0 [pid 3885] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3889] <... write resumed>) = 4 [pid 3885] exit_group(0 [pid 3889] close(3 [pid 3885] <... exit_group resumed>) = ? [pid 3890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3885] +++ exited with 0 +++ [pid 3607] --- 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] write(3, "1000", 4 [pid 3889] <... close resumed>) = 0 [pid 3890] <... write resumed>) = 4 [pid 3891] <... prctl resumed>) = 0 [pid 3890] close(3 [pid 3889] mkdir("./file0", 0777 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3891] setpgid(0, 0 [pid 3890] <... close resumed>) = 0 [pid 3889] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3891] <... setpgid resumed>) = 0 [pid 3890] mkdir("./file0", 0777 [pid 3889] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] <... openat resumed>) = 3 [pid 3891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3890] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3889] pipe2( [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3891] <... openat resumed>) = 3 [pid 3890] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3889] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3891] write(3, "1000", 4 [pid 3890] pipe2( [pid 3889] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] close(3 [pid 3891] <... write resumed>) = 4 [pid 3890] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3891] close(3 [pid 3890] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] <... close resumed>) = 0 [pid 3891] <... close resumed>) = 0 [pid 3891] mkdir("./file0", 0777 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3892 [pid 3887] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3887] exit_group(0) = ? [pid 3887] +++ exited with 0 +++ [pid 3891] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3887, 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 3891] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3893 [pid 3891] pipe2([3, 4], 0) = 0 [pid 3891] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3893 attached [pid 3893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3893] setpgid(0, 0 [pid 3888] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3893] <... setpgid resumed>) = 0 [pid 3888] exit_group(0 [pid 3893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3888] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3892 attached [pid 3893] <... openat resumed>) = 3 [pid 3890] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3888] +++ exited with 0 +++ [pid 3893] write(3, "1000", 4 [pid 3892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3890] exit_group(0 [pid 3893] <... write resumed>) = 4 [pid 3892] <... prctl resumed>) = 0 [pid 3893] close(3 [pid 3892] setpgid(0, 0 [pid 3890] <... exit_group resumed>) = ? [pid 3612] --- 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] <... close resumed>) = 0 [pid 3892] <... setpgid resumed>) = 0 [pid 3893] mkdir("./file0", 0777 [pid 3892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3893] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3892] <... openat resumed>) = 3 [pid 3890] +++ exited with 0 +++ [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3893] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3892] write(3, "1000", 4 [pid 3612] <... openat resumed>) = 3 [pid 3893] pipe2( [pid 3892] <... write resumed>) = 4 [pid 3612] 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] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3892] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3893] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3892] <... close resumed>) = 0 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 3 [pid 3892] mkdir("./file0", 0777 [pid 3612] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3892] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3892] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] close(3 [pid 3892] pipe2( [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3892] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3892] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3894 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3895 [pid 3889] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3889] exit_group(0) = ? [pid 3889] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3889, 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=0x555556a76690) = 3896 ./strace-static-x86_64: Process 3896 attached [pid 3896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3896] setpgid(0, 0) = 0 [pid 3896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3896] write(3, "1000", 4) = 4 [pid 3896] close(3) = 0 [pid 3896] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3896] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3896] pipe2([3, 4], 0) = 0 [pid 3896] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3894 attached ./strace-static-x86_64: Process 3895 attached [pid 3894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3894] setpgid(0, 0 [pid 3895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3894] <... setpgid resumed>) = 0 [pid 3895] <... prctl resumed>) = 0 [pid 3894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3895] setpgid(0, 0 [pid 3894] <... openat resumed>) = 3 [pid 3895] <... setpgid resumed>) = 0 [pid 3894] write(3, "1000", 4 [pid 3895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3894] <... write resumed>) = 4 [pid 3895] <... openat resumed>) = 3 [pid 3894] close(3 [pid 3895] write(3, "1000", 4 [pid 3894] <... close resumed>) = 0 [pid 3895] <... write resumed>) = 4 [pid 3894] mkdir("./file0", 0777 [pid 3895] close(3 [pid 3894] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3895] <... close resumed>) = 0 [pid 3894] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3895] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3894] pipe2( [pid 3895] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3895] pipe2( [pid 3891] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3895] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3894] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3891] exit_group(0 [pid 3895] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3894] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3891] <... exit_group resumed>) = ? [pid 3891] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3891, 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=0x555556a76690) = 3897 ./strace-static-x86_64: Process 3897 attached [pid 3897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3892] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3892] exit_group(0) = ? [pid 3893] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3892] +++ exited with 0 +++ [pid 3893] exit_group(0) = ? [pid 3893] +++ 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 3896] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3893, 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 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3896] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3898 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3896] <... exit_group resumed>) = ? [pid 3894] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3894] exit_group(0) = ? [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 3898 attached ) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3898] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3897] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3894] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3894, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3897] exit_group(0 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3898] <... prctl resumed>) = 0 [pid 3897] <... exit_group resumed>) = ? [pid 3895] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... restart_syscall resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3899 [pid 3898] setpgid(0, 0./strace-static-x86_64: Process 3899 attached ) = 0 [pid 3897] +++ exited with 0 +++ [pid 3896] +++ exited with 0 +++ [pid 3895] exit_group(0 [pid 3899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3895] <... exit_group resumed>) = ? [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3899] <... prctl resumed>) = 0 [pid 3898] <... openat resumed>) = 3 [pid 3612] <... openat resumed>) = 3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3897, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3898] write(3, "1000", 4 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3899] setpgid(0, 0 [pid 3898] <... write resumed>) = 4 [pid 3895] +++ exited with 0 +++ [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3896, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3895, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3899] <... setpgid resumed>) = 0 [pid 3898] close(3 [pid 3612] close(3 [pid 3899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3898] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... restart_syscall resumed>) = 0 [pid 3899] <... openat resumed>) = 3 [pid 3898] mkdir("./file0", 0777 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3900 attached [pid 3899] write(3, "1000", 4 [pid 3898] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... openat resumed>) = 3 [pid 3900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3899] <... write resumed>) = 4 [pid 3898] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3900 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3900] <... prctl resumed>) = 0 [pid 3899] close(3 [pid 3898] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3900] setpgid(0, 0 [pid 3899] <... close resumed>) = 0 [pid 3898] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3900] <... setpgid resumed>) = 0 [pid 3899] mkdir("./file0", 0777 [pid 3898] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 3900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3899] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3900] <... openat resumed>) = 3 [pid 3899] --- 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 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3900] write(3, "1000", 4 [pid 3899] pipe2( [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 3900] <... write resumed>) = 4 [pid 3899] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3901 [pid 3608] close(3 [pid 3606] <... close resumed>) = 0 [pid 3900] close(3 [pid 3899] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3901 attached [pid 3900] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3900] mkdir("./file0", 0777 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3902 [pid 3900] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3903 [pid 3900] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3900] pipe2([3, 4], 0) = 0 [pid 3900] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3901] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3903 attached [pid 3901] setpgid(0, 0) = 0 [pid 3903] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3902 attached [pid 3901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3903] <... prctl resumed>) = 0 [pid 3901] <... openat resumed>) = 3 [pid 3899] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3899] exit_group(0) = ? [pid 3899] +++ exited with 0 +++ [pid 3901] write(3, "1000", 4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3899, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3903] setpgid(0, 0 [pid 3901] <... write resumed>) = 4 [pid 3903] <... setpgid resumed>) = 0 [pid 3901] close(3 [pid 3898] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3901] <... close resumed>) = 0 [pid 3898] exit_group(0 [pid 3902] <... prctl resumed>) = 0 [pid 3902] setpgid(0, 0) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3903] <... openat resumed>) = 3 [pid 3902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3901] mkdir("./file0", 0777 [pid 3898] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 3903] write(3, "1000", 4 [pid 3902] <... openat resumed>) = 3 [pid 3901] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3900] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3902] write(3, "1000", 4 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3902] <... write resumed>) = 4 [pid 3607] close(3 [pid 3902] close(3 [pid 3900] exit_group(0 [pid 3607] <... close resumed>) = 0 [pid 3902] <... close resumed>) = 0 [pid 3900] <... exit_group resumed>) = ? [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3903] <... write resumed>) = 4 [pid 3902] mkdir("./file0", 0777 [pid 3901] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3900] +++ exited with 0 +++ [pid 3898] +++ exited with 0 +++ [pid 3902] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3904 [pid 3903] close(3 [pid 3902] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3901] pipe2( [pid 3903] <... close resumed>) = 0 [pid 3902] pipe2( [pid 3901] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] --- 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] --- 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] mkdir("./file0", 0777 [pid 3902] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3901] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3903] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3902] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3903] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3903] pipe2( [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3903] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3904 attached [pid 3904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3903] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] close(3 [pid 3904] <... prctl resumed>) = 0 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3904] setpgid(0, 0 [pid 3610] <... close resumed>) = 0 [pid 3904] <... setpgid resumed>) = 0 [pid 3904] 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 3612] close(3 [pid 3904] <... openat resumed>) = 3 [pid 3904] write(3, "1000", 4) = 4 [pid 3612] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3905 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3904] close(3) = 0 [pid 3904] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3904] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3904] pipe2([3, 4], 0) = 0 [pid 3904] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3906 attached ./strace-static-x86_64: Process 3905 attached [pid 3906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3906 [pid 3906] <... prctl resumed>) = 0 [pid 3905] <... prctl resumed>) = 0 [pid 3906] setpgid(0, 0 [pid 3905] setpgid(0, 0 [pid 3906] <... setpgid resumed>) = 0 [pid 3905] <... setpgid resumed>) = 0 [pid 3906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3906] <... openat resumed>) = 3 [pid 3905] <... openat resumed>) = 3 [pid 3906] write(3, "1000", 4 [pid 3905] write(3, "1000", 4 [pid 3906] <... write resumed>) = 4 [pid 3905] <... write resumed>) = 4 [pid 3902] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3906] close(3 [pid 3905] close(3 [pid 3901] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3906] <... close resumed>) = 0 [pid 3905] <... close resumed>) = 0 [pid 3906] mkdir("./file0", 0777 [pid 3905] mkdir("./file0", 0777 [pid 3901] exit_group(0 [pid 3906] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3905] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3903] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3902] exit_group(0 [pid 3901] <... exit_group resumed>) = ? [pid 3906] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3905] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3903] exit_group(0 [pid 3906] pipe2( [pid 3905] pipe2( [pid 3906] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3905] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3901] +++ exited with 0 +++ [pid 3906] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3905] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3903] <... exit_group resumed>) = ? [pid 3902] <... exit_group resumed>) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3901, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3903] +++ exited with 0 +++ [pid 3902] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3903, si_uid=0, si_status=0, si_utime=0, si_stime=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=0} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3906] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3906] exit_group(0) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [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 3609] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3906] +++ exited with 0 +++ [pid 3609] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3906, 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] close(3 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] <... close resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3907 attached ) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3907 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3909 attached ./strace-static-x86_64: Process 3908 attached [pid 3907] <... prctl resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3908] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3907] setpgid(0, 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3909 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3908 [pid 3907] <... setpgid resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3910 [pid 3908] <... prctl resumed>) = 0 [pid 3908] setpgid(0, 0 [pid 3907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3908] <... setpgid resumed>) = 0 [pid 3907] <... openat resumed>) = 3 [pid 3909] <... prctl resumed>) = 0 [pid 3908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3907] write(3, "1000", 4) = 4 [pid 3909] setpgid(0, 0 [pid 3908] <... openat resumed>) = 3 [pid 3907] close(3 [pid 3909] <... setpgid resumed>) = 0 [pid 3908] write(3, "1000", 4 [pid 3907] <... close resumed>) = 0 [pid 3908] <... write resumed>) = 4 [pid 3908] close(3 [pid 3907] mkdir("./file0", 0777 [pid 3909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3908] <... close resumed>) = 0 [pid 3909] <... openat resumed>) = 3 [pid 3907] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3909] write(3, "1000", 4 [pid 3908] mkdir("./file0", 0777 [pid 3907] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3905] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3905] exit_group(0) = ? [pid 3909] <... write resumed>) = 4 [pid 3908] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3907] pipe2( [pid 3905] +++ exited with 0 +++ [pid 3909] close(3 [pid 3908] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3907] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3904] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3905, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3909] <... close resumed>) = 0 [pid 3908] pipe2( [pid 3907] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3904] exit_group(0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3909] mkdir("./file0", 0777 [pid 3908] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3904] <... exit_group resumed>) = ? [pid 3610] <... restart_syscall resumed>) = 0 [pid 3909] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3908] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3904] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", 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=0} --- ./strace-static-x86_64: Process 3910 attached [pid 3909] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... openat resumed>) = 3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3909] pipe2( [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] <... restart_syscall resumed>) = 0 [pid 3910] <... prctl resumed>) = 0 [pid 3909] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3910] setpgid(0, 0 [pid 3909] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] close(3 [pid 3910] <... setpgid resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3910] 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./strace-static-x86_64: Process 3911 attached [pid 3910] <... openat resumed>) = 3 [pid 3910] write(3, "1000", 4 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3911 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3911] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3910] <... write resumed>) = 4 [pid 3911] <... prctl resumed>) = 0 [pid 3910] close(3 [pid 3607] <... openat resumed>) = 3 [pid 3911] setpgid(0, 0 [pid 3910] <... close resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3911] <... setpgid resumed>) = 0 [pid 3910] mkdir("./file0", 0777 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3910] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3910] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] close(3 [pid 3911] <... openat resumed>) = 3 [pid 3910] pipe2( [pid 3911] write(3, "1000", 4 [pid 3910] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3911] <... write resumed>) = 4 [pid 3910] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3912 ./strace-static-x86_64: Process 3912 attached [pid 3912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [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 3911] close(3 [pid 3912] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3908] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3908] exit_group(0 [pid 3907] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3908] <... exit_group resumed>) = ? [pid 3907] exit_group(0 [pid 3911] <... close resumed>) = 0 [pid 3907] <... exit_group resumed>) = ? [pid 3907] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3907, 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=0x555556a76690) = 3913 [pid 3908] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3908, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3911] mkdir("./file0", 0777 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3911] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] <... restart_syscall resumed>) = 0 [pid 3911] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3911] pipe2([3, 4], 0) = 0 [pid 3909] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3911] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3909] exit_group(0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3909] <... exit_group resumed>) = ? [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3913 attached ) = -1 ENXIO (No such device or address) [pid 3913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3909] +++ exited with 0 +++ [pid 3608] close(3 [pid 3913] <... prctl resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] <... close resumed>) = 0 [pid 3913] setpgid(0, 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3913] <... setpgid resumed>) = 0 [pid 3913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3914 [pid 3913] <... openat resumed>) = 3 [pid 3612] <... openat resumed>) = 3 [pid 3913] write(3, "1000", 4 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3913] <... write resumed>) = 4 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3914 attached [pid 3913] close(3 [pid 3612] close(3 [pid 3914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3913] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3914] <... prctl resumed>) = 0 [pid 3913] mkdir("./file0", 0777 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3914] setpgid(0, 0 [pid 3913] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3914] <... setpgid resumed>) = 0 [pid 3913] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3915 [pid 3914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3913] pipe2( [pid 3914] <... openat resumed>) = 3 [pid 3913] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3914] write(3, "1000", 4 [pid 3913] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3914] <... write resumed>) = 4 [pid 3914] close(3) = 0 [pid 3914] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3914] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 3915 attached [pid 3914] pipe2( [pid 3915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3914] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3915] <... prctl resumed>) = 0 [pid 3915] setpgid(0, 0 [pid 3914] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3915] <... setpgid resumed>) = 0 [pid 3915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3915] write(3, "1000", 4) = 4 [pid 3915] close(3) = 0 [pid 3915] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3915] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3912] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3915] pipe2( [pid 3912] exit_group(0 [pid 3915] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3912] <... exit_group resumed>) = ? [pid 3915] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3912] +++ exited with 0 +++ [pid 3910] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3910] exit_group(0) = ? [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3912, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3910] +++ exited with 0 +++ [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3910, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... restart_syscall resumed>) = 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 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 3916 attached [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3916 [pid 3606] <... openat resumed>) = 3 [pid 3916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3916] <... prctl resumed>) = 0 [pid 3916] setpgid(0, 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3916] <... setpgid resumed>) = 0 [pid 3606] close(3 [pid 3916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... close resumed>) = 0 [pid 3916] <... openat resumed>) = 3 [pid 3916] write(3, "1000", 4 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3917 attached [pid 3916] <... write resumed>) = 4 [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3916] close(3 [pid 3917] <... prctl resumed>) = 0 [pid 3916] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3917 [pid 3917] setpgid(0, 0 [pid 3916] mkdir("./file0", 0777 [pid 3917] <... setpgid resumed>) = 0 [pid 3916] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3916] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3916] pipe2( [pid 3917] <... openat resumed>) = 3 [pid 3916] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3917] write(3, "1000", 4 [pid 3916] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3917] <... write resumed>) = 4 [pid 3917] close(3) = 0 [pid 3917] mkdir("./file0", 0777 [pid 3914] <... mount resumed>) = -1 EFAULT (Bad address) [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 3914] exit_group(0 [pid 3913] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3911] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3917] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3914] <... exit_group resumed>) = ? [pid 3913] exit_group(0 [pid 3911] exit_group(0 [pid 3917] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3913] <... exit_group resumed>) = ? [pid 3914] +++ exited with 0 +++ [pid 3913] +++ exited with 0 +++ [pid 3911] <... exit_group resumed>) = ? [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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3914, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 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 3608] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] 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 3609] close(3 [pid 3608] 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 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3918 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3919 ./strace-static-x86_64: Process 3919 attached [pid 3919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3919] setpgid(0, 0) = 0 [pid 3919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3919] write(3, "1000", 4) = 4 [pid 3919] close(3) = 0 [pid 3919] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3919] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3919] pipe2( [pid 3911] +++ exited with 0 +++ [pid 3919] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3911, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3919] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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, child_tidptr=0x555556a76690) = 3920 ./strace-static-x86_64: Process 3918 attached ./strace-static-x86_64: Process 3920 attached [pid 3918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3918] setpgid(0, 0 [pid 3920] setpgid(0, 0 [pid 3918] <... setpgid resumed>) = 0 [pid 3920] <... setpgid resumed>) = 0 [pid 3918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3918] <... openat resumed>) = 3 [pid 3920] <... openat resumed>) = 3 [pid 3918] write(3, "1000", 4 [pid 3920] write(3, "1000", 4 [pid 3918] <... write resumed>) = 4 [pid 3920] <... write resumed>) = 4 [pid 3918] close(3) = 0 [pid 3920] close(3) = 0 [pid 3918] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3920] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3918] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3920] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3918] pipe2( [pid 3915] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3920] pipe2( [pid 3918] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3915] exit_group(0 [pid 3920] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3918] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3916] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3915] <... exit_group resumed>) = ? [pid 3920] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3916] exit_group(0 [pid 3915] +++ exited with 0 +++ [pid 3916] <... exit_group resumed>) = ? [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3915, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3916] +++ exited with 0 +++ [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3916, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... close resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3921 attached , child_tidptr=0x555556a76690) = 3921 [pid 3921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3921] <... prctl resumed>) = 0 [pid 3921] setpgid(0, 0 [pid 3607] <... openat resumed>) = 3 [pid 3921] <... setpgid resumed>) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3917] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3919] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3917] exit_group(0 [pid 3607] close(3 [pid 3919] exit_group(0 [pid 3917] <... exit_group resumed>) = ? [pid 3607] <... close resumed>) = 0 [pid 3920] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3919] <... exit_group resumed>) = ? [pid 3917] +++ exited with 0 +++ [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3920] exit_group(0 [pid 3919] +++ exited with 0 +++ [pid 3918] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3917, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3922 [pid 3920] <... exit_group resumed>) = ? [pid 3918] exit_group(0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3919, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3918] <... 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 3921] <... openat resumed>) = 3 [pid 3918] +++ exited with 0 +++ [pid 3608] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3921] write(3, "1000", 4 [pid 3608] <... close resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3921] <... write resumed>) = 4 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3918, 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 3606] ioctl(3, LOOP_CLR_FD [pid 3921] close(3 [pid 3920] +++ exited with 0 +++ [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3921] <... close resumed>) = 0 [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 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3923 [pid 3606] close(3 [pid 3921] mkdir("./file0", 0777 [pid 3606] <... close resumed>) = 0 [pid 3921] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3921] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3921] pipe2( [pid 3609] <... openat resumed>) = 3 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3924 [pid 3921] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3921] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3922 attached [pid 3610] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 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./strace-static-x86_64: Process 3924 attached [pid 3922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] close(3./strace-static-x86_64: Process 3923 attached [pid 3924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3922] <... prctl resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3925 [pid 3924] <... prctl resumed>) = 0 [pid 3923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3922] setpgid(0, 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3924] setpgid(0, 0 [pid 3922] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3925 attached [pid 3925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3925] setpgid(0, 0 [pid 3922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3924] <... setpgid resumed>) = 0 [pid 3923] <... prctl resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3926 [pid 3924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3923] setpgid(0, 0) = 0 [pid 3922] <... openat resumed>) = 3 [pid 3924] <... openat resumed>) = 3 [pid 3924] write(3, "1000", 4 [pid 3923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3922] write(3, "1000", 4 [pid 3925] <... setpgid resumed>) = 0 [pid 3925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3924] <... write resumed>) = 4 [pid 3923] <... openat resumed>) = 3 [pid 3922] <... write resumed>) = 4 [pid 3925] write(3, "1000", 4 [pid 3924] close(3 [pid 3923] write(3, "1000", 4 [pid 3922] close(3 [pid 3925] <... write resumed>) = 4 [pid 3925] close(3 [pid 3924] <... close resumed>) = 0 [pid 3923] <... write resumed>) = 4 [pid 3922] <... close resumed>) = 0 [pid 3925] <... close resumed>) = 0 [pid 3924] mkdir("./file0", 0777 [pid 3923] close(3 [pid 3922] mkdir("./file0", 0777 [pid 3925] mkdir("./file0", 0777 [pid 3924] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3923] <... close resumed>) = 0 [pid 3922] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3926 attached [pid 3925] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3924] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3922] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3926] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3925] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3924] pipe2( [pid 3923] mkdir("./file0", 0777 [pid 3922] pipe2( [pid 3926] <... prctl resumed>) = 0 [pid 3925] pipe2( [pid 3924] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3923] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3922] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3926] setpgid(0, 0 [pid 3925] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3924] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3922] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3923] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3926] <... setpgid resumed>) = 0 [pid 3925] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3923] pipe2( [pid 3926] <... openat resumed>) = 3 [pid 3923] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3926] write(3, "1000", 4) = 4 [pid 3923] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3926] close(3) = 0 [pid 3926] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3926] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3926] pipe2([3, 4], 0) = 0 [pid 3926] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3921] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3921] exit_group(0) = ? [pid 3921] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3921, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3927 attached [pid 3927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3927 [pid 3927] <... prctl resumed>) = 0 [pid 3927] setpgid(0, 0) = 0 [pid 3927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3927] write(3, "1000", 4) = 4 [pid 3927] close(3) = 0 [pid 3927] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3927] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3927] pipe2([3, 4], 0) = 0 [pid 3927] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3922] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3924] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3923] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3922] exit_group(0 [pid 3924] exit_group(0 [pid 3923] exit_group(0 [pid 3922] <... exit_group resumed>) = ? [pid 3925] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3924] <... exit_group resumed>) = ? [pid 3923] <... exit_group resumed>) = ? [pid 3926] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3925] exit_group(0 [pid 3924] +++ exited with 0 +++ [pid 3923] +++ exited with 0 +++ [pid 3922] +++ exited with 0 +++ [pid 3925] <... exit_group resumed>) = ? [pid 3926] exit_group(0 [pid 3925] +++ exited with 0 +++ [pid 3926] <... exit_group resumed>) = ? [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3923, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3922, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3924, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3925, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [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 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 3926] +++ exited with 0 +++ [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 3606] ioctl(3, LOOP_CLR_FD [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3926, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] close(3 [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 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 3606] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3929 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3928 [pid 3610] close(3) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3930 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3931 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3932 ./strace-static-x86_64: Process 3931 attached ./strace-static-x86_64: Process 3929 attached ./strace-static-x86_64: Process 3928 attached ./strace-static-x86_64: Process 3930 attached [pid 3930] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3932 attached [pid 3932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3930] <... prctl resumed>) = 0 [pid 3930] setpgid(0, 0) = 0 [pid 3931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3931] setpgid(0, 0 [pid 3928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3929] <... prctl resumed>) = 0 [pid 3931] <... setpgid resumed>) = 0 [pid 3928] <... prctl resumed>) = 0 [pid 3929] setpgid(0, 0 [pid 3931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3929] <... setpgid resumed>) = 0 [pid 3928] setpgid(0, 0) = 0 [pid 3931] <... openat resumed>) = 3 [pid 3929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3932] <... prctl resumed>) = 0 [pid 3931] write(3, "1000", 4 [pid 3930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3929] <... openat resumed>) = 3 [pid 3932] setpgid(0, 0 [pid 3931] <... write resumed>) = 4 [pid 3930] <... openat resumed>) = 3 [pid 3928] <... openat resumed>) = 3 [pid 3931] close(3 [pid 3929] write(3, "1000", 4 [pid 3928] write(3, "1000", 4 [pid 3931] <... close resumed>) = 0 [pid 3929] <... write resumed>) = 4 [pid 3928] <... write resumed>) = 4 [pid 3932] <... setpgid resumed>) = 0 [pid 3931] mkdir("./file0", 0777 [pid 3930] write(3, "1000", 4 [pid 3929] close(3 [pid 3928] close(3 [pid 3932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3931] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3930] <... write resumed>) = 4 [pid 3929] <... close resumed>) = 0 [pid 3928] <... close resumed>) = 0 [pid 3932] <... openat resumed>) = 3 [pid 3931] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3930] close(3 [pid 3929] mkdir("./file0", 0777 [pid 3928] mkdir("./file0", 0777 [pid 3932] write(3, "1000", 4 [pid 3931] pipe2( [pid 3930] <... close resumed>) = 0 [pid 3929] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3928] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3932] <... write resumed>) = 4 [pid 3931] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3930] mkdir("./file0", 0777 [pid 3929] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3928] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3932] close(3 [pid 3931] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3930] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3929] pipe2( [pid 3928] pipe2( [pid 3932] <... close resumed>) = 0 [pid 3930] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3932] mkdir("./file0", 0777 [pid 3930] pipe2( [pid 3932] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3930] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3928] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3927] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3932] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3930] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3929] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3932] pipe2( [pid 3929] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3928] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3927] exit_group(0 [pid 3932] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3932] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3927] <... exit_group resumed>) = ? [pid 3927] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3927, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3932] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3931] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3930] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3932] exit_group(0 [pid 3930] exit_group(0 [pid 3612] <... openat resumed>) = 3 [pid 3932] <... exit_group resumed>) = ? [pid 3930] <... exit_group resumed>) = ? [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3930] +++ exited with 0 +++ [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3930, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3932] +++ exited with 0 +++ [pid 3931] exit_group(0 [pid 3612] close(3 [pid 3928] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... close resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3932, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3931] <... exit_group resumed>) = ? [pid 3928] exit_group(0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3928] <... exit_group resumed>) = ? [pid 3610] <... restart_syscall resumed>) = 0 [pid 3929] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3933 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3928] +++ exited with 0 +++ [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3931] +++ exited with 0 +++ [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... openat resumed>) = 3 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3928, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3929] exit_group(0 [pid 3610] close(3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3929] <... exit_group resumed>) = ? [pid 3610] <... close resumed>) = 0 [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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3931, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 3934 attached [pid 3929] +++ exited with 0 +++ [pid 3608] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3933 attached [pid 3934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3934 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3929, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... close resumed>) = 0 [pid 3934] <... prctl resumed>) = 0 [pid 3933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... openat resumed>) = 3 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3934] setpgid(0, 0 [pid 3933] <... prctl resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3934] <... setpgid resumed>) = 0 [pid 3933] setpgid(0, 0 [pid 3607] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3935 [pid 3607] close(3 [pid 3934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3933] <... setpgid resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... close resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3936 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3606] close(3 [pid 3609] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3609] 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 3934] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3937 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3938 [pid 3934] write(3, "1000", 4) = 4 [pid 3934] close(3./strace-static-x86_64: Process 3937 attached ./strace-static-x86_64: Process 3936 attached ) = 0 [pid 3933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3934] mkdir("./file0", 0777 [pid 3933] <... openat resumed>) = 3 [pid 3934] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3934] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3933] write(3, "1000", 4 [pid 3934] pipe2( [pid 3936] <... prctl resumed>) = 0 [pid 3933] <... write resumed>) = 4 [pid 3934] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3936] setpgid(0, 0 [pid 3933] close(3 [pid 3937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3936] <... setpgid resumed>) = 0 [pid 3934] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3933] <... close resumed>) = 0 [pid 3937] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3935 attached [pid 3937] setpgid(0, 0 [pid 3933] mkdir("./file0", 0777 [pid 3936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3937] <... setpgid resumed>) = 0 [pid 3935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3933] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3936] <... openat resumed>) = 3 [pid 3933] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3936] write(3, "1000", 4 [pid 3935] <... prctl resumed>) = 0 [pid 3933] pipe2( [pid 3937] <... openat resumed>) = 3 [pid 3936] <... write resumed>) = 4 [pid 3935] setpgid(0, 0 [pid 3933] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3937] write(3, "1000", 4 [pid 3936] close(3 [pid 3935] <... setpgid resumed>) = 0 [pid 3933] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3938 attached [pid 3935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3937] <... write resumed>) = 4 [pid 3936] <... close resumed>) = 0 [pid 3937] close(3 [pid 3936] mkdir("./file0", 0777 [pid 3935] <... openat resumed>) = 3 [pid 3937] <... close resumed>) = 0 [pid 3936] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3935] write(3, "1000", 4 [pid 3937] mkdir("./file0", 0777 [pid 3936] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3935] <... write resumed>) = 4 [pid 3937] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3936] pipe2( [pid 3935] close(3 [pid 3937] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3937] pipe2( [pid 3936] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3935] <... close resumed>) = 0 [pid 3937] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3936] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3937] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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) = 3 [pid 3935] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3938] write(3, "1000", 4 [pid 3935] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3938] <... write resumed>) = 4 [pid 3935] pipe2( [pid 3938] close(3 [pid 3935] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3938] <... close resumed>) = 0 [pid 3935] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3938] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3938] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3938] pipe2([3, 4], 0) = 0 [pid 3938] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3934] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3934] exit_group(0) = ? [pid 3934] +++ exited with 0 +++ [pid 3610] --- 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(<... 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 3939 attached , child_tidptr=0x555556a76690) = 3939 [pid 3939] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3939] setpgid(0, 0) = 0 [pid 3939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3933] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3939] <... openat resumed>) = 3 [pid 3938] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3936] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3935] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3933] exit_group(0 [pid 3939] write(3, "1000", 4 [pid 3938] exit_group(0 [pid 3937] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3936] exit_group(0 [pid 3935] exit_group(0 [pid 3933] <... exit_group resumed>) = ? [pid 3939] <... write resumed>) = 4 [pid 3938] <... exit_group resumed>) = ? [pid 3937] exit_group(0 [pid 3936] <... exit_group resumed>) = ? [pid 3935] <... exit_group resumed>) = ? [pid 3939] close(3 [pid 3938] +++ exited with 0 +++ [pid 3937] <... exit_group resumed>) = ? [pid 3936] +++ exited with 0 +++ [pid 3933] +++ exited with 0 +++ [pid 3939] <... close resumed>) = 0 [pid 3937] +++ exited with 0 +++ [pid 3935] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3933, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3936, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3939] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3939] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3939] pipe2([3, 4], 0) = 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=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3939] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... openat resumed>) = 3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3 [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 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3612] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] 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 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3940 [pid 3609] close(3 [pid 3608] close(3 [pid 3607] close(3 [pid 3606] close(3./strace-static-x86_64: Process 3940 attached [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3940] prctl(PR_SET_PDEATHSIG, SIGKILL [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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3940] <... prctl resumed>) = 0 [pid 3940] setpgid(0, 0) = 0 [pid 3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3940] write(3, "1000", 4) = 4 [pid 3940] close(3) = 0 [pid 3940] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3940] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3940] pipe2([3, 4], 0) = 0 [pid 3940] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3941 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3943 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3944 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3942 ./strace-static-x86_64: Process 3941 attached [pid 3941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3941] setpgid(0, 0) = 0 [pid 3941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3941] write(3, "1000", 4) = 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] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3944 attached ./strace-static-x86_64: Process 3943 attached ./strace-static-x86_64: Process 3942 attached [pid 3939] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3939] exit_group(0 [pid 3944] <... prctl resumed>) = 0 [pid 3943] <... prctl resumed>) = 0 [pid 3942] <... prctl resumed>) = 0 [pid 3939] <... exit_group resumed>) = ? [pid 3944] setpgid(0, 0 [pid 3943] setpgid(0, 0 [pid 3942] setpgid(0, 0 [pid 3939] +++ exited with 0 +++ [pid 3944] <... setpgid resumed>) = 0 [pid 3943] <... setpgid resumed>) = 0 [pid 3942] <... setpgid resumed>) = 0 [pid 3944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3939, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3944] <... openat resumed>) = 3 [pid 3943] <... openat resumed>) = 3 [pid 3942] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3944] write(3, "1000", 4 [pid 3943] write(3, "1000", 4 [pid 3942] write(3, "1000", 4 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3944] <... write resumed>) = 4 [pid 3943] <... write resumed>) = 4 [pid 3942] <... write resumed>) = 4 [pid 3944] close(3 [pid 3943] close(3 [pid 3942] close(3 [pid 3944] <... close resumed>) = 0 [pid 3943] <... close resumed>) = 0 [pid 3942] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3944] mkdir("./file0", 0777 [pid 3943] mkdir("./file0", 0777 [pid 3942] mkdir("./file0", 0777 [pid 3940] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... openat resumed>) = 3 [pid 3944] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3943] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3942] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3941] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3940] exit_group(0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3944] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3943] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3942] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3941] exit_group(0 [pid 3940] <... exit_group resumed>) = ? [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3944] pipe2( [pid 3943] pipe2( [pid 3942] pipe2( [pid 3610] close(3 [pid 3944] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3943] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3942] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3941] <... exit_group resumed>) = ? [pid 3940] +++ exited with 0 +++ [pid 3610] <... close resumed>) = 0 [pid 3944] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3943] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3942] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3940, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3941] +++ exited with 0 +++ [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3945 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 3612] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3612] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] close(3) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3946 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3947 ./strace-static-x86_64: Process 3946 attached [pid 3946] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3946] setpgid(0, 0) = 0 [pid 3946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3946] write(3, "1000", 4) = 4 [pid 3946] close(3) = 0 [pid 3946] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3946] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3946] pipe2(./strace-static-x86_64: Process 3947 attached ./strace-static-x86_64: Process 3945 attached [3, 4], 0) = 0 [pid 3944] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3943] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3942] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3946] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3945] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3944] exit_group(0 [pid 3943] exit_group(0 [pid 3942] exit_group(0 [pid 3947] <... prctl resumed>) = 0 [pid 3945] <... prctl resumed>) = 0 [pid 3944] <... exit_group resumed>) = ? [pid 3943] <... exit_group resumed>) = ? [pid 3942] <... exit_group resumed>) = ? [pid 3947] setpgid(0, 0 [pid 3945] setpgid(0, 0 [pid 3944] +++ exited with 0 +++ [pid 3943] +++ exited with 0 +++ [pid 3942] +++ exited with 0 +++ [pid 3947] <... setpgid resumed>) = 0 [pid 3945] <... setpgid resumed>) = 0 [pid 3947] 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 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3942, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3943, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3947] <... openat resumed>) = 3 [pid 3945] <... openat resumed>) = 3 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3947] write(3, "1000", 4 [pid 3945] write(3, "1000", 4 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3947] <... write resumed>) = 4 [pid 3945] <... write resumed>) = 4 [pid 3947] close(3 [pid 3945] close(3 [pid 3947] <... close resumed>) = 0 [pid 3945] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3947] mkdir("./file0", 0777 [pid 3945] mkdir("./file0", 0777 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3947] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3945] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3947] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3945] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [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 resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] close(3 [pid 3606] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3947] pipe2( [pid 3945] pipe2( [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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3946] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3947] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3946] exit_group(0 [pid 3945] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3947] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3946] <... exit_group resumed>) = ? [pid 3945] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3948 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3949 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3950 [pid 3946] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3946, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3951 ./strace-static-x86_64: Process 3950 attached [pid 3950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3950] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 3949 attached [pid 3950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3950] write(3, "1000", 4 [pid 3949] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3951 attached [pid 3950] <... write resumed>) = 4 [pid 3949] setpgid(0, 0 [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3950] close(3 [pid 3949] <... setpgid resumed>) = 0 [pid 3951] <... prctl resumed>) = 0 [pid 3950] <... close resumed>) = 0 [pid 3949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3951] setpgid(0, 0 [pid 3950] mkdir("./file0", 0777 [pid 3949] <... openat resumed>) = 3 [pid 3951] <... setpgid resumed>) = 0 [pid 3950] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3949] write(3, "1000", 4 [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3950] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3949] <... write resumed>) = 4 [pid 3951] <... openat resumed>) = 3 [pid 3950] pipe2( [pid 3949] close(3 [pid 3951] write(3, "1000", 4 [pid 3950] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3949] <... close resumed>) = 0 [pid 3951] <... write resumed>) = 4 [pid 3950] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3949] mkdir("./file0", 0777 [pid 3951] close(3 [pid 3949] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3951] <... close resumed>) = 0 [pid 3949] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3951] mkdir("./file0", 0777 [pid 3949] pipe2( [pid 3951] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3949] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3951] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3949] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3951] pipe2([3, 4], 0) = 0 ./strace-static-x86_64: Process 3948 attached [pid 3951] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3947] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3947] exit_group(0 [pid 3948] <... prctl resumed>) = 0 [pid 3947] <... exit_group resumed>) = ? [pid 3948] setpgid(0, 0 [pid 3947] +++ exited with 0 +++ [pid 3948] <... setpgid 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=1} --- [pid 3948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3948] <... openat resumed>) = 3 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3948] write(3, "1000", 4) = 4 [pid 3948] close(3) = 0 [pid 3945] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3948] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3945] exit_group(0 [pid 3948] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3945] <... exit_group resumed>) = ? [pid 3609] <... openat resumed>) = 3 [pid 3948] pipe2([3, 4], 0) = 0 [pid 3948] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3945] +++ exited with 0 +++ [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3945, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] 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 3952 attached ) = -1 ENXIO (No such device or address) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3952 [pid 3610] close(3 [pid 3952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3952] <... prctl resumed>) = 0 [pid 3952] setpgid(0, 0) = 0 [pid 3952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3953 [pid 3952] write(3, "1000", 4) = 4 [pid 3952] close(3) = 0 [pid 3952] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3952] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3952] pipe2([3, 4], 0) = 0 [pid 3952] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3953 attached [pid 3953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3953] setpgid(0, 0) = 0 [pid 3953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3953] write(3, "1000", 4) = 4 [pid 3953] close(3) = 0 [pid 3953] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3953] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3953] pipe2([3, 4], 0) = 0 [pid 3953] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3948] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3950] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3948] exit_group(0) = ? [pid 3951] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3950] exit_group(0 [pid 3949] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3948] +++ exited with 0 +++ [pid 3951] exit_group(0 [pid 3950] <... exit_group resumed>) = ? [pid 3949] exit_group(0 [pid 3951] <... exit_group resumed>) = ? [pid 3950] +++ exited with 0 +++ [pid 3949] <... exit_group resumed>) = ? [pid 3608] --- 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] +++ exited with 0 +++ [pid 3949] +++ exited with 0 +++ [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 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=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3950, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3951, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... restart_syscall resumed>) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [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 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3612] openat(AT_FDCWD, "/dev/loop5", 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 3606] <... openat resumed>) = 3 [pid 3612] <... openat resumed>) = 3 [pid 3608] close(3 [pid 3607] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] <... 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 [pid 3606] close(3./strace-static-x86_64: Process 3955 attached ./strace-static-x86_64: Process 3954 attached [pid 3612] close(3 [pid 3606] <... close resumed>) = 0 [pid 3955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... close resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3954 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3955 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3956 attached [pid 3955] <... prctl resumed>) = 0 [pid 3954] <... prctl resumed>) = 0 [pid 3953] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3952] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3957 attached [pid 3956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3955] setpgid(0, 0 [pid 3954] setpgid(0, 0 [pid 3953] exit_group(0 [pid 3952] exit_group(0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3956 [pid 3956] <... prctl resumed>) = 0 [pid 3955] <... setpgid resumed>) = 0 [pid 3954] <... setpgid resumed>) = 0 [pid 3953] <... exit_group resumed>) = ? [pid 3952] <... exit_group resumed>) = ? [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3957 [pid 3956] setpgid(0, 0 [pid 3955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3952] +++ exited with 0 +++ [pid 3954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3953] +++ exited with 0 +++ [pid 3956] <... setpgid resumed>) = 0 [pid 3955] <... openat resumed>) = 3 [pid 3954] write(3, "1000", 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3953, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3952, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3955] write(3, "1000", 4 [pid 3954] <... write resumed>) = 4 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3955] <... write resumed>) = 4 [pid 3954] close(3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3955] close(3 [pid 3956] <... openat resumed>) = 3 [pid 3954] <... close resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3956] write(3, "1000", 4 [pid 3955] <... close resumed>) = 0 [pid 3954] mkdir("./file0", 0777 [pid 3957] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3956] <... write resumed>) = 4 [pid 3955] mkdir("./file0", 0777 [pid 3954] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3957] <... prctl resumed>) = 0 [pid 3956] close(3 [pid 3955] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3954] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... openat resumed>) = 3 [pid 3957] setpgid(0, 0 [pid 3956] <... close resumed>) = 0 [pid 3955] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3954] pipe2( [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3957] <... setpgid resumed>) = 0 [pid 3956] mkdir("./file0", 0777 [pid 3955] pipe2( [pid 3954] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... openat resumed>) = 3 [pid 3957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3956] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3955] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3954] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] close(3) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3958 ./strace-static-x86_64: Process 3958 attached [pid 3958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3958] setpgid(0, 0) = 0 [pid 3958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3958] write(3, "1000", 4) = 4 [pid 3958] close(3) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3958] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3958] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3956] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3955] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3958] pipe2( [pid 3956] pipe2( [pid 3958] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3956] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] close(3 [pid 3958] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3956] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 3959 [pid 3954] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3954] exit_group(0) = ? [pid 3957] <... openat resumed>) = 3 [pid 3955] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3955] exit_group(0 [pid 3954] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3954, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3955] <... exit_group resumed>) = ? [pid 3957] write(3, "1000", 4 [pid 3956] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3958] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3956] exit_group(0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3958] exit_group(0 [pid 3956] <... exit_group resumed>) = ? [pid 3955] +++ exited with 0 +++ ./strace-static-x86_64: Process 3959 attached [pid 3958] <... exit_group resumed>) = ? [pid 3957] <... write resumed>) = 4 [pid 3956] +++ exited with 0 +++ [pid 3959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3958] +++ exited with 0 +++ [pid 3957] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3955, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3956, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3958, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... openat resumed>) = 3 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... restart_syscall resumed>) = 0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3957] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] close(3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... close resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3957] mkdir("./file0", 0777 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 3959] <... prctl resumed>) = 0 [pid 3957] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] close(3 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3960 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3606] close(3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 3960 attached [pid 3959] setpgid(0, 0 [pid 3957] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3962 attached ./strace-static-x86_64: Process 3961 attached [pid 3960] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3959] <... setpgid resumed>) = 0 [pid 3957] pipe2( [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3961 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3962 [pid 3959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3957] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3959] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3957] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3959] write(3, "1000", 4 [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3959] <... write resumed>) = 4 [pid 3960] <... prctl resumed>) = 0 [pid 3959] close(3 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3963 [pid 3959] <... close resumed>) = 0 [pid 3960] setpgid(0, 0 [pid 3959] mkdir("./file0", 0777 [pid 3960] <... setpgid resumed>) = 0 [pid 3962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3962] setpgid(0, 0) = 0 [pid 3962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3959] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3960] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3959] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3959] pipe2( [pid 3960] <... openat resumed>) = 3 [pid 3959] <... pipe2 resumed>[3, 4], 0) = 0 [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 3960] write(3, "1000", 4 [pid 3959] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3962] pipe2([3, 4], 0) = 0 [pid 3960] <... write resumed>) = 4 [pid 3962] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3960] close(3) = 0 [pid 3960] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3960] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3960] pipe2([3, 4], 0) = 0 ./strace-static-x86_64: Process 3963 attached [pid 3960] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3963] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3963] setpgid(0, 0) = 0 [pid 3963] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3961] <... prctl resumed>) = 0 [pid 3961] setpgid(0, 0) = 0 [pid 3961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3963] <... openat resumed>) = 3 [pid 3961] <... openat resumed>) = 3 [pid 3963] write(3, "1000", 4) = 4 [pid 3963] close(3) = 0 [pid 3963] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3963] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3963] pipe2([3, 4], 0) = 0 [pid 3963] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3961] write(3, "1000", 4) = 4 [pid 3961] close(3) = 0 [pid 3961] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3959] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3961] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3959] exit_group(0 [pid 3961] pipe2( [pid 3959] <... exit_group resumed>) = ? [pid 3961] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3959] +++ exited with 0 +++ [pid 3957] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3961] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3957] exit_group(0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3959, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3962] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3957] <... exit_group resumed>) = ? [pid 3962] exit_group(0) = ? [pid 3962] +++ exited with 0 +++ [pid 3957] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3957, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3962, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3612] <... openat resumed>) = 3 [pid 3609] close(3 [pid 3606] <... openat resumed>) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3609] <... close resumed>) = 0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3963] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3960] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [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) [pid 3963] exit_group(0 [pid 3960] exit_group(0 [pid 3612] close(3 [pid 3606] close(3 [pid 3963] <... exit_group resumed>) = ? [pid 3612] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3963] +++ exited with 0 +++ [pid 3960] <... exit_group resumed>) = ? [pid 3612] 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 3960] +++ exited with 0 +++ [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3964 [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 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3965 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3966 ./strace-static-x86_64: Process 3966 attached [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3960, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 3964 attached [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3961] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3608] close(3 [pid 3964] <... prctl resumed>) = 0 [pid 3961] exit_group(0 [pid 3608] <... close resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3964] setpgid(0, 0 [pid 3961] <... exit_group resumed>) = ? [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3964] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3967 attached [pid 3966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3961] +++ exited with 0 +++ [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3965 attached [pid 3964] <... openat resumed>) = 3 [pid 3965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3964] write(3, "1000", 4 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3961, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3965] <... prctl resumed>) = 0 [pid 3964] <... write resumed>) = 4 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3965] setpgid(0, 0 [pid 3964] close(3 [pid 3965] <... setpgid resumed>) = 0 [pid 3965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3964] <... close resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3965] <... openat resumed>) = 3 [pid 3964] mkdir("./file0", 0777 [pid 3965] write(3, "1000", 4 [pid 3964] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3965] <... write resumed>) = 4 [pid 3964] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3965] close(3 [pid 3964] pipe2( [pid 3610] <... openat resumed>) = 3 [pid 3965] <... close resumed>) = 0 [pid 3964] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3965] mkdir("./file0", 0777 [pid 3964] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3965] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] close(3 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3967 [pid 3607] close(3 [pid 3965] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] <... close resumed>) = 0 [pid 3966] <... prctl resumed>) = 0 [pid 3965] pipe2( [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 ./strace-static-x86_64: Process 3968 attached [pid 3967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3966] setpgid(0, 0 [pid 3965] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3966] <... setpgid resumed>) = 0 [pid 3965] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3968 [pid 3968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3967] <... prctl resumed>) = 0 [pid 3966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3969 [pid 3966] write(3, "1000", 4./strace-static-x86_64: Process 3969 attached ) = 4 [pid 3969] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3966] close(3 [pid 3969] <... prctl resumed>) = 0 [pid 3966] <... close resumed>) = 0 [pid 3969] setpgid(0, 0) = 0 [pid 3966] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3966] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3967] setpgid(0, 0) = 0 [pid 3966] pipe2( [pid 3969] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3966] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3968] <... prctl resumed>) = 0 [pid 3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3966] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3969] <... openat resumed>) = 3 [pid 3967] <... openat resumed>) = 3 [pid 3965] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3964] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3969] write(3, "1000", 4 [pid 3965] exit_group(0 [pid 3964] exit_group(0 [pid 3969] <... write resumed>) = 4 [pid 3965] <... exit_group resumed>) = ? [pid 3964] <... exit_group resumed>) = ? [pid 3969] close(3 [pid 3968] setpgid(0, 0 [pid 3967] write(3, "1000", 4 [pid 3965] +++ exited with 0 +++ [pid 3964] +++ exited with 0 +++ [pid 3969] <... close resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3965, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3969] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3969] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3969] pipe2( [pid 3612] <... openat resumed>) = 3 [pid 3969] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3969] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3967] <... write resumed>) = 4 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3970 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3967] close(3 [pid 3609] <... openat resumed>) = 3 [pid 3967] <... close resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3967] mkdir("./file0", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3967] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3971 [pid 3967] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3967] pipe2([3, 4], 0) = 0 [pid 3967] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3968] <... setpgid resumed>) = 0 [pid 3968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3966] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3968] <... openat resumed>) = 3 [pid 3966] exit_group(0 [pid 3968] write(3, "1000", 4 [pid 3966] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3971 attached [pid 3971] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3971] setpgid(0, 0) = 0 [pid 3971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3968] <... write resumed>) = 4 [pid 3971] <... openat resumed>) = 3 [pid 3968] close(3 [pid 3971] write(3, "1000", 4) = 4 [pid 3971] close(3) = 0 [pid 3971] mkdir("./file0", 0777 [pid 3968] <... close resumed>) = 0 [pid 3966] +++ exited with 0 +++ [pid 3971] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3966, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 3970 attached [pid 3971] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3968] mkdir("./file0", 0777 [pid 3971] pipe2( [pid 3970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3968] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3971] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3970] <... prctl resumed>) = 0 [pid 3969] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3968] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3971] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3970] setpgid(0, 0 [pid 3969] exit_group(0 [pid 3968] pipe2( [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3968] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3970] <... setpgid resumed>) = 0 [pid 3969] <... exit_group resumed>) = ? [pid 3968] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] <... openat resumed>) = 3 [pid 3970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3969] +++ exited with 0 +++ [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3969, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3970] <... openat resumed>) = 3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3970] write(3, "1000", 4 [pid 3606] close(3 [pid 3970] <... write resumed>) = 4 [pid 3606] <... close resumed>) = 0 [pid 3970] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3970] <... close resumed>) = 0 [pid 3967] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... restart_syscall resumed>) = 0 [pid 3970] mkdir("./file0", 0777 [pid 3967] exit_group(0 [pid 3970] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3967] <... exit_group resumed>) = ? [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3972 [pid 3970] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3967] +++ 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=3967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3973 [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=0x555556a76690) = 3974 ./strace-static-x86_64: Process 3972 attached [pid 3972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3972] setpgid(0, 0) = 0 [pid 3972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3972] write(3, "1000", 4) = 4 [pid 3972] close(3) = 0 [pid 3972] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3972] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3972] pipe2([3, 4], 0) = 0 [pid 3972] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3970] pipe2([3, 4], 0) = 0 [pid 3970] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3973 attached [pid 3973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3973] setpgid(0, 0) = 0 [pid 3973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3973] write(3, "1000", 4) = 4 [pid 3973] close(3) = 0 [pid 3973] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3974 attached [pid 3973] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3973] pipe2( [pid 3974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3973] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3974] <... prctl resumed>) = 0 [pid 3973] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3974] setpgid(0, 0) = 0 [pid 3974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3974] write(3, "1000", 4) = 4 [pid 3974] close(3) = 0 [pid 3974] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3974] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3974] pipe2([3, 4], 0) = 0 [pid 3974] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3971] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3971] exit_group(0) = ? [pid 3971] +++ exited with 0 +++ [pid 3968] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3968] exit_group(0) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3971, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3968] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3968, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3975 [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3975 attached [pid 3610] close(3 [pid 3975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3975] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 3976 attached [pid 3972] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3970] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3976 [pid 3974] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3976] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3975] setpgid(0, 0 [pid 3974] exit_group(0 [pid 3973] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3972] exit_group(0 [pid 3970] exit_group(0 [pid 3976] <... prctl resumed>) = 0 [pid 3975] <... setpgid resumed>) = 0 [pid 3974] <... exit_group resumed>) = ? [pid 3973] exit_group(0 [pid 3972] <... exit_group resumed>) = ? [pid 3970] <... exit_group resumed>) = ? [pid 3976] setpgid(0, 0 [pid 3975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3974] +++ exited with 0 +++ [pid 3973] <... exit_group resumed>) = ? [pid 3972] +++ exited with 0 +++ [pid 3970] +++ exited with 0 +++ [pid 3976] <... setpgid resumed>) = 0 [pid 3975] <... openat resumed>) = 3 [pid 3976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3973] +++ exited with 0 +++ [pid 3976] write(3, "1000", 4 [pid 3975] write(3, "1000", 4 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3974, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3976] <... write resumed>) = 4 [pid 3975] <... write resumed>) = 4 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3976] close(3 [pid 3975] close(3 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3976] <... close resumed>) = 0 [pid 3975] <... close resumed>) = 0 [pid 3976] mkdir("./file0", 0777 [pid 3975] mkdir("./file0", 0777 [pid 3976] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3975] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3976] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3975] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3976] pipe2( [pid 3975] pipe2( [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3976] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3975] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] <... 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] <... openat resumed>) = 3 [pid 3976] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3975] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] close(3 [pid 3608] close(3 [pid 3607] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3612] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] 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] close(3 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3977 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3978 [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 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3979 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3980 ./strace-static-x86_64: Process 3979 attached ./strace-static-x86_64: Process 3978 attached [pid 3975] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3975] exit_group(0 [pid 3976] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3975] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3980 attached [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3980] setpgid(0, 0) = 0 [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3975] +++ exited with 0 +++ [pid 3976] exit_group(0) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3975, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3976] +++ exited with 0 +++ [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3981 attached [pid 3979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3980] <... openat resumed>) = 3 [pid 3979] <... prctl resumed>) = 0 [pid 3978] <... prctl resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3981 ./strace-static-x86_64: Process 3977 attached [pid 3980] write(3, "1000", 4 [pid 3610] <... openat resumed>) = 3 [pid 3981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3980] <... write resumed>) = 4 [pid 3979] setpgid(0, 0 [pid 3978] setpgid(0, 0 [pid 3977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3981] <... prctl resumed>) = 0 [pid 3980] close(3 [pid 3979] <... setpgid resumed>) = 0 [pid 3978] <... setpgid resumed>) = 0 [pid 3977] <... prctl resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3980] <... close resumed>) = 0 [pid 3977] setpgid(0, 0 [pid 3610] close(3 [pid 3980] mkdir("./file0", 0777 [pid 3979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3977] <... setpgid resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3980] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3979] <... openat resumed>) = 3 [pid 3978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3977] 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./strace-static-x86_64: Process 3982 attached [pid 3981] setpgid(0, 0 [pid 3980] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3979] write(3, "1000", 4 [pid 3978] <... openat resumed>) = 3 [pid 3977] <... openat resumed>) = 3 [pid 3980] pipe2( [pid 3977] write(3, "1000", 4 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3982 [pid 3980] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3979] <... write resumed>) = 4 [pid 3978] write(3, "1000", 4 [pid 3977] <... write resumed>) = 4 [pid 3980] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3977] close(3 [pid 3982] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3981] <... setpgid resumed>) = 0 [pid 3979] close(3 [pid 3978] <... write resumed>) = 4 [pid 3979] <... close resumed>) = 0 [pid 3978] close(3 [pid 3979] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3978] <... close resumed>) = 0 [pid 3979] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3978] mkdir("./file0", 0777 [pid 3981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3979] pipe2( [pid 3982] <... prctl resumed>) = 0 [pid 3981] <... openat resumed>) = 3 [pid 3980] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3979] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3978] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3977] <... close resumed>) = 0 [pid 3981] write(3, "1000", 4 [pid 3980] exit_group(0 [pid 3979] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3978] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3980] <... exit_group resumed>) = ? [pid 3980] +++ exited with 0 +++ [pid 3978] pipe2([3, 4], 0) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3980, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3982] setpgid(0, 0 [pid 3978] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3982] <... setpgid resumed>) = 0 [pid 3982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3981] <... write resumed>) = 4 [pid 3606] <... openat resumed>) = 3 [pid 3981] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3982] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3981] <... close resumed>) = 0 [pid 3606] close(3) = 0 [pid 3982] write(3, "1000", 4 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3981] mkdir("./file0", 0777 [pid 3982] <... write resumed>) = 4 [pid 3982] close(3) = 0 [pid 3981] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3977] mkdir("./file0", 0777 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3983 [pid 3981] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3977] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3981] pipe2( [pid 3977] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3981] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3982] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3982] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3982] pipe2([3, 4], 0) = 0 [pid 3982] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3981] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3977] pipe2([3, 4], 0) = 0 [pid 3977] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 3983 attached [pid 3979] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3978] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3983] setpgid(0, 0 [pid 3979] exit_group(0 [pid 3983] <... setpgid resumed>) = 0 [pid 3979] <... exit_group resumed>) = ? [pid 3983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3978] exit_group(0 [pid 3983] <... openat resumed>) = 3 [pid 3979] +++ exited with 0 +++ [pid 3978] <... exit_group resumed>) = ? [pid 3983] write(3, "1000", 4) = 4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3983] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3983] <... close resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 3983] mkdir("./file0", 0777 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3983] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3983] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3978] +++ exited with 0 +++ [pid 3607] close(3 [pid 3983] pipe2( [pid 3607] <... close resumed>) = 0 [pid 3983] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3978, 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 3983] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 3984 attached ) = 3 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3984 [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 3984] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3985 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3985 [pid 3984] <... prctl resumed>) = 0 [pid 3985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3984] setpgid(0, 0 [pid 3985] <... prctl resumed>) = 0 [pid 3984] <... setpgid resumed>) = 0 [pid 3985] setpgid(0, 0 [pid 3984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3981] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3985] <... setpgid resumed>) = 0 [pid 3984] <... openat resumed>) = 3 [pid 3981] exit_group(0 [pid 3985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3984] write(3, "1000", 4 [pid 3981] <... exit_group resumed>) = ? [pid 3985] <... openat resumed>) = 3 [pid 3984] <... write resumed>) = 4 [pid 3981] +++ exited with 0 +++ [pid 3985] write(3, "1000", 4 [pid 3984] close(3 [pid 3985] <... write resumed>) = 4 [pid 3984] <... close resumed>) = 0 [pid 3985] close(3 [pid 3984] mkdir("./file0", 0777 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3981, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3985] <... close resumed>) = 0 [pid 3984] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3985] mkdir("./file0", 0777 [pid 3984] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... restart_syscall resumed>) = 0 [pid 3985] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3984] pipe2( [pid 3982] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3977] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3985] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3984] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3983] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3982] exit_group(0 [pid 3977] exit_group(0 [pid 3985] pipe2( [pid 3984] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3983] exit_group(0 [pid 3982] <... exit_group resumed>) = ? [pid 3977] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3985] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3983] <... exit_group resumed>) = ? [pid 3982] +++ exited with 0 +++ [pid 3977] +++ exited with 0 +++ [pid 3609] <... openat resumed>) = 3 [pid 3985] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3983] +++ exited with 0 +++ [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3977, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3982, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] close(3 [pid 3612] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... close resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3983, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] 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 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [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 3986 attached [pid 3612] close(3 [pid 3610] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 3986 [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 3612] 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] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3988 attached ./strace-static-x86_64: Process 3987 attached [pid 3986] <... prctl resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3987 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3988 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3986] setpgid(0, 0 [pid 3988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3986] <... setpgid resumed>) = 0 [pid 3984] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] close(3 [pid 3984] exit_group(0) = ? [pid 3988] <... prctl resumed>) = 0 [pid 3987] <... prctl resumed>) = 0 [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3985] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3984] +++ exited with 0 +++ [pid 3606] <... close resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3986] <... openat resumed>) = 3 [pid 3986] write(3, "1000", 4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3984, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3985] exit_group(0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3986] <... write resumed>) = 4 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3989 [pid 3988] setpgid(0, 0 [pid 3987] setpgid(0, 0 [pid 3986] close(3 [pid 3985] <... exit_group resumed>) = ? [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3986] <... close resumed>) = 0 [pid 3985] +++ exited with 0 +++ [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3986] mkdir("./file0", 0777 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3985, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3986] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] close(3) = 0 [pid 3986] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3987] <... setpgid resumed>) = 0 [pid 3988] <... setpgid resumed>) = 0 [pid 3986] pipe2( [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 3986] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3990 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3986] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3991 [pid 3987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3991 attached ./strace-static-x86_64: Process 3990 attached ./strace-static-x86_64: Process 3989 attached [pid 3987] <... openat resumed>) = 3 [pid 3991] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3991] <... prctl resumed>) = 0 [pid 3990] <... prctl resumed>) = 0 [pid 3989] <... prctl resumed>) = 0 [pid 3991] setpgid(0, 0 [pid 3990] setpgid(0, 0 [pid 3989] setpgid(0, 0 [pid 3991] <... setpgid resumed>) = 0 [pid 3990] <... setpgid resumed>) = 0 [pid 3989] <... setpgid resumed>) = 0 [pid 3991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3991] <... openat resumed>) = 3 [pid 3990] <... openat resumed>) = 3 [pid 3989] <... openat resumed>) = 3 [pid 3991] write(3, "1000", 4 [pid 3990] write(3, "1000", 4 [pid 3989] write(3, "1000", 4 [pid 3991] <... write resumed>) = 4 [pid 3990] <... write resumed>) = 4 [pid 3989] <... write resumed>) = 4 [pid 3991] close(3 [pid 3990] close(3 [pid 3989] close(3 [pid 3987] write(3, "1000", 4 [pid 3991] <... close resumed>) = 0 [pid 3990] <... close resumed>) = 0 [pid 3989] <... close resumed>) = 0 [pid 3987] <... write resumed>) = 4 [pid 3991] mkdir("./file0", 0777 [pid 3990] mkdir("./file0", 0777 [pid 3989] mkdir("./file0", 0777 [pid 3987] close(3 [pid 3988] <... openat resumed>) = 3 [pid 3991] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3990] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3989] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3991] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3990] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3989] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3987] <... close resumed>) = 0 [pid 3991] pipe2( [pid 3990] pipe2( [pid 3989] pipe2( [pid 3987] mkdir("./file0", 0777 [pid 3991] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3990] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3989] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3991] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3990] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3989] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3988] write(3, "1000", 4 [pid 3987] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3987] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3987] pipe2([3, 4], 0) = 0 [pid 3987] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3988] <... write resumed>) = 4 [pid 3988] close(3) = 0 [pid 3988] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3988] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3988] pipe2([3, 4], 0) = 0 [pid 3988] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3986] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3986] exit_group(0) = ? [pid 3986] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3986, 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=0x555556a76690) = 3992 [pid 3991] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3990] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3987] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3991] exit_group(0 [pid 3990] exit_group(0 [pid 3991] <... exit_group resumed>) = ? [pid 3990] <... exit_group resumed>) = ? [pid 3987] exit_group(0./strace-static-x86_64: Process 3992 attached [pid 3991] +++ exited with 0 +++ [pid 3990] +++ exited with 0 +++ [pid 3989] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3988] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3987] <... exit_group resumed>) = ? [pid 3989] exit_group(0) = ? [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 3989] +++ exited with 0 +++ [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 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3990, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3989, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 3993 [pid 3987] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3987, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 3993 attached [pid 3993] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3993] setpgid(0, 0) = 0 [pid 3993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3988] exit_group(0) = ? [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3612] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3612] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3612] <... close resumed>) = 0 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 3606] close(3 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 3994 [pid 3607] <... close resumed>) = 0 [pid 3993] <... openat resumed>) = 3 [pid 3992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 3993] write(3, "1000", 4 [pid 3988] +++ exited with 0 +++ [pid 3993] <... write resumed>) = 4 [pid 3993] close(3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3988, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3993] <... close resumed>) = 0 [pid 3992] <... prctl resumed>) = 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3994 attached [pid 3993] mkdir("./file0", 0777 [pid 3992] setpgid(0, 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 3995 [pid 3993] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3993] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3993] pipe2( [pid 3610] <... restart_syscall resumed>) = 0 [pid 3993] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3992] <... setpgid resumed>) = 0 [pid 3993] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3996 [pid 3994] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3994] <... prctl resumed>) = 0 [pid 3992] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3994] setpgid(0, 0 [pid 3610] <... openat resumed>) = 3 [pid 3994] <... setpgid resumed>) = 0 [pid 3992] write(3, "1000", 4 [pid 3610] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 3995 attached [pid 3994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3992] <... write resumed>) = 4 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 3996 attached [pid 3995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3994] <... openat resumed>) = 3 [pid 3992] close(3 [pid 3610] close(3 [pid 3996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3995] <... prctl resumed>) = 0 [pid 3994] write(3, "1000", 4 [pid 3992] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3995] setpgid(0, 0 [pid 3994] <... write resumed>) = 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3996] <... prctl resumed>) = 0 [pid 3995] <... setpgid resumed>) = 0 [pid 3994] close(3 [pid 3992] mkdir("./file0", 0777 [pid 3996] setpgid(0, 0 [pid 3995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3994] <... close resumed>) = 0 [pid 3992] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 3997 [pid 3996] <... setpgid resumed>) = 0 [pid 3995] <... openat resumed>) = 3 [pid 3994] mkdir("./file0", 0777 [pid 3992] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3995] write(3, "1000", 4 [pid 3994] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3995] <... write resumed>) = 4 [pid 3994] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3995] close(3 [pid 3994] pipe2( [pid 3995] <... close resumed>) = 0 [pid 3994] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3995] mkdir("./file0", 0777 [pid 3994] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3995] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3992] pipe2( [pid 3995] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3995] pipe2( [pid 3996] <... openat resumed>) = 3 [pid 3995] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3996] write(3, "1000", 4 [pid 3995] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3992] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3996] <... write resumed>) = 4 ./strace-static-x86_64: Process 3997 attached [pid 3992] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3996] close(3) = 0 [pid 3996] mkdir("./file0", 0777 [pid 3997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3996] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3997] <... prctl resumed>) = 0 [pid 3996] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3997] setpgid(0, 0 [pid 3996] pipe2( [pid 3997] <... setpgid resumed>) = 0 [pid 3996] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3996] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3997] <... openat resumed>) = 3 [pid 3997] write(3, "1000", 4) = 4 [pid 3997] close(3) = 0 [pid 3997] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3997] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3997] pipe2([3, 4], 0) = 0 [pid 3997] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3995] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3993] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3995] exit_group(0 [pid 3993] exit_group(0 [pid 3996] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3995] <... exit_group resumed>) = ? [pid 3994] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3993] <... exit_group resumed>) = ? [pid 3992] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3996] exit_group(0 [pid 3994] exit_group(0 [pid 3992] exit_group(0 [pid 3996] <... exit_group resumed>) = ? [pid 3994] <... exit_group resumed>) = ? [pid 3993] +++ exited with 0 +++ [pid 3992] <... exit_group resumed>) = ? [pid 3996] +++ exited with 0 +++ [pid 3995] +++ exited with 0 +++ [pid 3994] +++ exited with 0 +++ [pid 3992] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3992, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3993, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [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 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3996, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... restart_syscall resumed>) = 0 [pid 3609] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3997] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3997] exit_group(0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3997] <... exit_group resumed>) = ? [pid 3612] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] close(3 [pid 3606] close(3 [pid 3997] +++ exited with 0 +++ [pid 3612] <... 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] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3612] close(3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3997, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] close(3 [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 3612] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3612] 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 resumed>, child_tidptr=0x555556a76690) = 3998 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 3999 ./strace-static-x86_64: Process 3999 attached [pid 3999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4000 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4001 ./strace-static-x86_64: Process 3998 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4002 [pid 3998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3998] <... prctl resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3998] setpgid(0, 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3998] <... setpgid resumed>) = 0 [pid 3610] close(3) = 0 [pid 3998] 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 3999] <... prctl resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4003 [pid 3998] <... openat resumed>) = 3 [pid 3999] setpgid(0, 0 [pid 3998] write(3, "1000", 4./strace-static-x86_64: Process 4001 attached ./strace-static-x86_64: Process 4000 attached ) = 4 [pid 3998] close(3 [pid 4001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3999] <... setpgid resumed>) = 0 [pid 3998] <... close resumed>) = 0 [pid 4001] <... prctl resumed>) = 0 [pid 4000] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4003 attached [pid 4001] setpgid(0, 0 [pid 4000] <... prctl resumed>) = 0 [pid 3999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3998] mkdir("./file0", 0777 [pid 4003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4001] <... setpgid resumed>) = 0 [pid 4000] setpgid(0, 0 [pid 3999] <... openat resumed>) = 3 [pid 3998] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4003] <... prctl resumed>) = 0 [pid 4001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4000] <... setpgid resumed>) = 0 [pid 3999] write(3, "1000", 4 [pid 3998] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4002 attached [pid 4003] setpgid(0, 0 [pid 4001] <... openat resumed>) = 3 [pid 4000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3999] <... write resumed>) = 4 [pid 3998] pipe2( [pid 4003] <... setpgid resumed>) = 0 [pid 4002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4001] write(3, "1000", 4 [pid 4000] <... openat resumed>) = 3 [pid 3999] close(3 [pid 3998] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4002] <... prctl resumed>) = 0 [pid 4001] <... write resumed>) = 4 [pid 4000] write(3, "1000", 4 [pid 3999] <... close resumed>) = 0 [pid 3998] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4003] <... openat resumed>) = 3 [pid 4002] setpgid(0, 0 [pid 4001] close(3 [pid 4000] <... write resumed>) = 4 [pid 3999] mkdir("./file0", 0777 [pid 4002] <... setpgid resumed>) = 0 [pid 3999] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4001] <... close resumed>) = 0 [pid 4000] close(3 [pid 3999] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4003] write(3, "1000", 4 [pid 4002] <... openat resumed>) = 3 [pid 4001] mkdir("./file0", 0777 [pid 4000] <... close resumed>) = 0 [pid 3999] pipe2( [pid 4003] <... write resumed>) = 4 [pid 4002] write(3, "1000", 4 [pid 4001] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3999] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4002] <... write resumed>) = 4 [pid 4000] mkdir("./file0", 0777 [pid 3999] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4002] close(3 [pid 4001] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4003] close(3 [pid 4002] <... close resumed>) = 0 [pid 4001] pipe2( [pid 4000] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4003] <... close resumed>) = 0 [pid 4002] mkdir("./file0", 0777 [pid 4001] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4000] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4003] mkdir("./file0", 0777 [pid 4002] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4001] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4000] pipe2( [pid 3998] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4003] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4002] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4000] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3998] exit_group(0 [pid 4003] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4000] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3998] <... exit_group resumed>) = ? [pid 4003] pipe2( [pid 4002] pipe2( [pid 3998] +++ exited with 0 +++ [pid 4003] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4003] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4002] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3998, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4002] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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 3999] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... close resumed>) = 0 [pid 3999] exit_group(0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4003] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4001] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4000] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3999] <... exit_group resumed>) = ? [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4004 [pid 4003] exit_group(0 [pid 4001] exit_group(0 [pid 4000] exit_group(0 [pid 4003] <... exit_group resumed>) = ? [pid 4001] <... exit_group resumed>) = ? [pid 4000] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4004 attached [pid 4003] +++ exited with 0 +++ [pid 4001] +++ exited with 0 +++ [pid 4000] +++ exited with 0 +++ [pid 3999] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4001, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3609] <... restart_syscall resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... openat resumed>) = 3 [pid 4004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4005 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3./strace-static-x86_64: Process 4005 attached [pid 4004] <... prctl resumed>) = 0 [pid 4002] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... close resumed>) = 0 [pid 4002] exit_group(0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4004] setpgid(0, 0 [pid 4002] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4006 attached [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4004] <... setpgid resumed>) = 0 [pid 4002] +++ exited with 0 +++ [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4006 [pid 4006] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4005] <... prctl resumed>) = 0 [pid 4004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4006] <... prctl resumed>) = 0 [pid 4005] setpgid(0, 0 [pid 4004] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4006] setpgid(0, 0 [pid 4005] <... setpgid resumed>) = 0 [pid 4004] write(3, "1000", 4 [pid 3610] <... openat resumed>) = 3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 4004] <... write resumed>) = 4 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4004] 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 3610] close(3 [pid 3606] close(3 [pid 4006] <... setpgid resumed>) = 0 [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4004] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [pid 3606] <... close resumed>) = 0 [pid 4004] 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 3608] <... close resumed>) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4004] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4007 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4008 [pid 4004] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4009 [pid 4004] pipe2([3, 4], 0) = 0 [pid 4004] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 4007 attached [pid 4007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4007] setpgid(0, 0) = 0 [pid 4007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4008 attached [pid 4008] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4005] <... openat resumed>) = 3 [pid 4008] <... prctl resumed>) = 0 [pid 4008] setpgid(0, 0 [pid 4005] write(3, "1000", 4) = 4 [pid 4005] close(3 [pid 4007] <... openat resumed>) = 3 [pid 4005] <... close resumed>) = 0 [pid 4008] <... setpgid resumed>) = 0 [pid 4008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4005] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4005] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4005] pipe2([3, 4], 0) = 0 [pid 4007] write(3, "1000", 4 [pid 4005] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4007] <... write resumed>) = 4 ./strace-static-x86_64: Process 4009 attached [pid 4008] <... openat resumed>) = 3 [pid 4007] close(3 [pid 4009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4008] write(3, "1000", 4 [pid 4007] <... close resumed>) = 0 [pid 4009] <... prctl resumed>) = 0 [pid 4008] <... write resumed>) = 4 [pid 4007] mkdir("./file0", 0777 [pid 4009] setpgid(0, 0 [pid 4008] close(3 [pid 4007] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4009] <... setpgid resumed>) = 0 [pid 4008] <... close resumed>) = 0 [pid 4007] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4008] mkdir("./file0", 0777 [pid 4007] pipe2( [pid 4006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4009] <... openat resumed>) = 3 [pid 4008] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4007] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4009] write(3, "1000", 4 [pid 4008] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4007] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4009] <... write resumed>) = 4 [pid 4008] pipe2( [pid 4009] close(3 [pid 4008] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4006] <... openat resumed>) = 3 [pid 4009] <... close resumed>) = 0 [pid 4008] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4006] write(3, "1000", 4 [pid 4009] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4006] <... write resumed>) = 4 [pid 4009] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4006] close(3 [pid 4009] pipe2([3, 4], 0) = 0 [pid 4009] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4006] <... close resumed>) = 0 [pid 4006] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4006] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4006] pipe2([3, 4], 0) = 0 [pid 4006] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4004] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4004] exit_group(0 [pid 4005] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4004] <... exit_group resumed>) = ? [pid 4004] +++ exited with 0 +++ [pid 4005] exit_group(0 [pid 4009] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4008] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4007] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4006] <... mount resumed>) = -1 EFAULT (Bad address) [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] exit_group(0 [pid 4009] exit_group(0 [pid 4007] exit_group(0 [pid 4009] <... exit_group resumed>) = ? [pid 4007] <... exit_group resumed>) = ? [pid 4009] +++ exited with 0 +++ [pid 4008] <... exit_group resumed>) = ? [pid 4007] +++ exited with 0 +++ [pid 4006] exit_group(0 [pid 4005] <... exit_group resumed>) = ? [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4008] +++ exited with 0 +++ [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4008, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [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 3606] <... restart_syscall resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3607] close(3 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3607] <... close resumed>) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4010 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4011 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4012 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4013 [pid 4005] +++ exited with 0 +++ ./strace-static-x86_64: Process 4011 attached ./strace-static-x86_64: Process 4013 attached [pid 4006] <... exit_group resumed>) = ? [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4005, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 4006] +++ exited with 0 +++ [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4014 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 4013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 4013] <... prctl resumed>) = 0 [pid 4011] <... prctl resumed>) = 0 [pid 3609] close(3 [pid 4013] setpgid(0, 0 [pid 4011] setpgid(0, 0 [pid 3609] <... close resumed>) = 0 [pid 4013] <... setpgid resumed>) = 0 [pid 4011] <... setpgid resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4012 attached , child_tidptr=0x555556a76690) = 4015 [pid 4012] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4010 attached [pid 4010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4012] <... prctl resumed>) = 0 [pid 4012] setpgid(0, 0) = 0 [pid 4012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4010] <... prctl resumed>) = 0 [pid 4010] setpgid(0, 0) = 0 [pid 4010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4012] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4015 attached ./strace-static-x86_64: Process 4014 attached [pid 4013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4010] <... openat resumed>) = 3 [pid 4012] write(3, "1000", 4) = 4 [pid 4012] close(3) = 0 [pid 4012] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4012] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4012] pipe2([3, 4], 0) = 0 [pid 4012] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4014] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4013] <... openat resumed>) = 3 [pid 4011] <... openat resumed>) = 3 [pid 4010] write(3, "1000", 4 [pid 4015] <... prctl resumed>) = 0 [pid 4014] <... prctl resumed>) = 0 [pid 4013] write(3, "1000", 4 [pid 4011] write(3, "1000", 4 [pid 4010] <... write resumed>) = 4 [pid 4011] <... write resumed>) = 4 [pid 4013] <... write resumed>) = 4 [pid 4011] close(3) = 0 [pid 4013] close(3) = 0 [pid 4011] mkdir("./file0", 0777 [pid 4015] setpgid(0, 0 [pid 4014] setpgid(0, 0 [pid 4013] mkdir("./file0", 0777 [pid 4011] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4010] close(3 [pid 4015] <... setpgid resumed>) = 0 [pid 4014] <... setpgid resumed>) = 0 [pid 4013] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4011] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4010] <... close resumed>) = 0 [pid 4015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4011] pipe2( [pid 4010] mkdir("./file0", 0777 [pid 4013] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4015] <... openat resumed>) = 3 [pid 4014] <... openat resumed>) = 3 [pid 4013] pipe2( [pid 4011] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4010] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4015] write(3, "1000", 4 [pid 4014] write(3, "1000", 4 [pid 4015] <... write resumed>) = 4 [pid 4014] <... write resumed>) = 4 [pid 4013] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4011] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4010] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4015] close(3 [pid 4010] pipe2( [pid 4015] <... close resumed>) = 0 [pid 4013] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4010] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4014] close(3 [pid 4010] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4014] <... close resumed>) = 0 [pid 4012] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4015] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4015] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4015] pipe2([3, 4], 0) = 0 [pid 4015] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4014] mkdir("./file0", 0777 [pid 4012] exit_group(0 [pid 4014] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4014] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4012] <... exit_group resumed>) = ? [pid 4014] pipe2([3, 4], 0) = 0 [pid 4012] +++ exited with 0 +++ [pid 4014] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] --- 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] 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=0x555556a76690) = 4016 [pid 4015] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4013] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4010] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4015] exit_group(0 [pid 4013] exit_group(0 [pid 4015] <... exit_group resumed>) = ? [pid 4013] <... exit_group resumed>) = ? [pid 4015] +++ exited with 0 +++ [pid 4013] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4015, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4011] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4011] exit_group(0 [pid 4010] exit_group(0 [pid 4011] <... exit_group resumed>) = ? [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4010] <... exit_group resumed>) = ? [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3606] close(3 [pid 3609] <... close resumed>) = 0 [pid 3609] 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 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4017 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4018 ./strace-static-x86_64: Process 4016 attached [pid 4016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4016] setpgid(0, 0) = 0 [pid 4016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4016] write(3, "1000", 4./strace-static-x86_64: Process 4017 attached ) = 4 [pid 4017] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4016] close(3 [pid 4011] +++ exited with 0 +++ [pid 4010] +++ exited with 0 +++ [pid 4017] <... prctl resumed>) = 0 [pid 4016] <... close resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4010, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4011, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4017] setpgid(0, 0 [pid 4016] mkdir("./file0", 0777 [pid 4017] <... setpgid resumed>) = 0 [pid 4016] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4018 attached [pid 4017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4016] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4017] <... openat resumed>) = 3 [pid 4016] pipe2( [pid 4017] write(3, "1000", 4 [pid 4016] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] <... openat resumed>) = 3 [pid 4017] <... write resumed>) = 4 [pid 4016] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] <... openat resumed>) = 3 [pid 4018] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4017] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4018] <... prctl resumed>) = 0 [pid 4017] <... close resumed>) = 0 [pid 4014] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] close(3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4018] setpgid(0, 0 [pid 4017] mkdir("./file0", 0777 [pid 4014] exit_group(0 [pid 3610] <... close resumed>) = 0 [pid 3608] close(3 [pid 4018] <... setpgid resumed>) = 0 [pid 4017] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4014] <... exit_group resumed>) = ? [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... close resumed>) = 0 [pid 4018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4017] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4014] +++ exited with 0 +++ [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4018] <... openat resumed>) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4019 [pid 4018] write(3, "1000", 4 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4020 [pid 4018] <... write resumed>) = 4 [pid 4018] close(3) = 0 [pid 4018] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4014, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4018] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4018] pipe2( [pid 4017] pipe2( [pid 4018] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4017] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4018] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4017] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... openat resumed>) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4020 attached ) = -1 ENXIO (No such device or address) [pid 4016] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] close(3 [pid 4020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4016] exit_group(0 [pid 3612] <... close resumed>) = 0 [pid 4020] <... prctl resumed>) = 0 [pid 4016] <... exit_group resumed>) = ? [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4019 attached [pid 4020] setpgid(0, 0 [pid 4019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4016] +++ exited with 0 +++ [pid 4019] setpgid(0, 0 [pid 4020] <... setpgid resumed>) = 0 [pid 4019] <... setpgid resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4016, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4021 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4020] <... openat resumed>) = 3 [pid 4019] <... openat resumed>) = 3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 4020] write(3, "1000", 4 [pid 4019] write(3, "1000", 4 [pid 4020] <... write resumed>) = 4 [pid 4019] <... write resumed>) = 4 ./strace-static-x86_64: Process 4021 attached [pid 4020] close(3 [pid 4019] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4019] <... close resumed>) = 0 [pid 3607] <... openat resumed>) = 3 [pid 4019] mkdir("./file0", 0777 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4019] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4019] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] close(3 [pid 4019] pipe2( [pid 3607] <... close resumed>) = 0 [pid 4020] <... close resumed>) = 0 [pid 4019] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4020] mkdir("./file0", 0777 [pid 4019] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4021] <... prctl resumed>) = 0 [pid 4020] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4022 [pid 4021] setpgid(0, 0 [pid 4020] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4021] <... setpgid resumed>) = 0 [pid 4020] pipe2( [pid 4021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4020] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4020] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4021] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4022 attached [pid 4021] write(3, "1000", 4 [pid 4022] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4021] <... write resumed>) = 4 [pid 4022] <... prctl resumed>) = 0 [pid 4021] close(3 [pid 4022] setpgid(0, 0 [pid 4021] <... close resumed>) = 0 [pid 4022] <... setpgid resumed>) = 0 [pid 4021] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4021] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4022] <... openat resumed>) = 3 [pid 4021] pipe2( [pid 4022] write(3, "1000", 4 [pid 4021] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4022] <... write resumed>) = 4 [pid 4021] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4022] close(3) = 0 [pid 4022] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4022] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4022] pipe2([3, 4], 0) = 0 [pid 4022] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4018] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4020] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4018] exit_group(0 [pid 4017] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4020] exit_group(0 [pid 4018] <... exit_group resumed>) = ? [pid 4017] exit_group(0 [pid 4021] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4020] <... exit_group resumed>) = ? [pid 4018] +++ exited with 0 +++ [pid 4020] +++ exited with 0 +++ [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4020, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4018, 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 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4023 [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4021] exit_group(0 [pid 4017] <... exit_group resumed>) = ? [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 4021] <... exit_group resumed>) = ? [pid 4017] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4017, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4024 [pid 4021] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4021, 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 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR./strace-static-x86_64: Process 4023 attached ) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4025 [pid 4023] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] ioctl(3, LOOP_CLR_FD [pid 4023] <... prctl resumed>) = 0 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4022] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4023] setpgid(0, 0 [pid 3612] close(3 [pid 4023] <... setpgid resumed>) = 0 [pid 4022] exit_group(0 [pid 4019] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... close resumed>) = 0 ./strace-static-x86_64: Process 4024 attached [pid 4023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4022] <... exit_group resumed>) = ? [pid 4019] exit_group(0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4023] <... openat resumed>) = 3 [pid 4023] write(3, "1000", 4 [pid 4022] +++ exited with 0 +++ [pid 4019] <... exit_group resumed>) = ? [pid 4023] <... write resumed>) = 4 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4022, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4023] close(3 [pid 4019] +++ exited with 0 +++ [pid 4024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4026 [pid 4024] <... prctl resumed>) = 0 [pid 4023] <... close resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4019, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4025 attached [pid 4024] setpgid(0, 0 [pid 4023] mkdir("./file0", 0777 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4024] <... setpgid resumed>) = 0 [pid 4023] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... restart_syscall resumed>) = 0 [pid 4025] <... prctl resumed>) = 0 [pid 4024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4023] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4026 attached [pid 4025] setpgid(0, 0 [pid 4024] <... openat resumed>) = 3 [pid 4023] pipe2( [pid 4026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4025] <... setpgid resumed>) = 0 [pid 4024] write(3, "1000", 4 [pid 4023] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4026] <... prctl resumed>) = 0 [pid 4025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4024] <... write resumed>) = 4 [pid 4023] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 4026] setpgid(0, 0 [pid 4025] <... openat resumed>) = 3 [pid 4024] close(3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4026] <... setpgid resumed>) = 0 [pid 4025] write(3, "1000", 4 [pid 4024] <... close resumed>) = 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4025] <... write resumed>) = 4 [pid 4024] mkdir("./file0", 0777 [pid 4023] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3610] close(3 [pid 3607] close(3 [pid 4026] <... openat resumed>) = 3 [pid 4025] close(3 [pid 4024] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4023] exit_group(0 [pid 3610] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4026] write(3, "1000", 4 [pid 4025] <... close resumed>) = 0 [pid 4024] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4023] <... exit_group resumed>) = ? [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 4026] <... write resumed>) = 4 [pid 4025] mkdir("./file0", 0777 [pid 4024] pipe2( [pid 4023] +++ exited with 0 +++ ./strace-static-x86_64: Process 4027 attached [pid 4026] close(3 [pid 4025] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4024] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4027 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4028 [pid 4027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4026] <... close resumed>) = 0 [pid 4025] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4024] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4023, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4027] <... prctl resumed>) = 0 [pid 4026] mkdir("./file0", 0777 [pid 4025] pipe2( [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4026] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4025] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4026] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4025] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4026] pipe2( [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=0x555556a76690) = 4029 ./strace-static-x86_64: Process 4028 attached [pid 4028] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4027] setpgid(0, 0 [pid 4026] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4028] <... prctl resumed>) = 0 [pid 4026] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4028] setpgid(0, 0) = 0 [pid 4028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4027] <... setpgid resumed>) = 0 [pid 4024] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4028] <... openat resumed>) = 3 [pid 4024] exit_group(0 [pid 4028] write(3, "1000", 4 [pid 4027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4024] <... exit_group resumed>) = ? [pid 4028] <... write resumed>) = 4 [pid 4028] close(3) = 0 ./strace-static-x86_64: Process 4029 attached [pid 4028] mkdir("./file0", 0777 [pid 4027] <... openat resumed>) = 3 [pid 4024] +++ exited with 0 +++ [pid 4029] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4028] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4027] write(3, "1000", 4 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4024, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4029] <... prctl resumed>) = 0 [pid 4028] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4027] <... write resumed>) = 4 [pid 4029] setpgid(0, 0 [pid 4028] pipe2( [pid 4029] <... setpgid resumed>) = 0 [pid 4028] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4027] close(3 [pid 4029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4028] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4027] <... close resumed>) = 0 [pid 4025] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4029] <... openat resumed>) = 3 [pid 4027] mkdir("./file0", 0777 [pid 4026] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4025] exit_group(0 [pid 4029] write(3, "1000", 4 [pid 4027] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4026] exit_group(0 [pid 4025] <... exit_group resumed>) = ? [pid 4029] <... write resumed>) = 4 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 4029] close(3 [pid 3608] <... openat resumed>) = 3 [pid 4029] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4029] mkdir("./file0", 0777 [pid 4027] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4026] <... exit_group resumed>) = ? [pid 4029] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4028] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4027] pipe2( [pid 4025] +++ exited with 0 +++ [pid 3608] close(3 [pid 4029] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4028] exit_group(0 [pid 4027] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4026] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4025, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3608] <... close resumed>) = 0 [pid 4029] pipe2( [pid 4028] <... exit_group resumed>) = ? [pid 4027] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4029] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4028] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4026, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4029] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4030 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... openat resumed>) = 3 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] <... restart_syscall resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4031 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4031 attached [pid 4027] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4032 [pid 4027] exit_group(0) = ? [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR./strace-static-x86_64: Process 4030 attached [pid 4030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4027] +++ exited with 0 +++ [pid 4031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... openat resumed>) = 3 [pid 3610] --- 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] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4031] <... prctl resumed>) = 0 [pid 4030] <... prctl resumed>) = 0 [pid 4029] exit_group(0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3610] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4032 attached [pid 4031] setpgid(0, 0 [pid 4030] setpgid(0, 0 [pid 4029] <... exit_group resumed>) = ? [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... restart_syscall resumed>) = 0 [pid 4032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4031] <... setpgid resumed>) = 0 [pid 4030] <... setpgid resumed>) = 0 [pid 4029] +++ exited with 0 +++ [pid 3612] close(3 [pid 4032] <... prctl resumed>) = 0 [pid 4031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] <... close resumed>) = 0 [pid 4032] setpgid(0, 0 [pid 4031] <... openat resumed>) = 3 [pid 4030] <... openat resumed>) = 3 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4029, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4032] <... setpgid resumed>) = 0 [pid 4031] write(3, "1000", 4 [pid 4030] write(3, "1000", 4 [pid 3610] <... openat resumed>) = 3 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4031] <... write resumed>) = 4 [pid 4030] <... write resumed>) = 4 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4033 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3606] <... restart_syscall resumed>) = 0 [pid 4032] <... openat resumed>) = 3 [pid 4031] close(3 [pid 4030] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4032] write(3, "1000", 4 [pid 4031] <... close resumed>) = 0 [pid 4030] <... close resumed>) = 0 [pid 3610] close(3 [pid 4032] <... write resumed>) = 4 [pid 4031] mkdir("./file0", 0777 [pid 4030] mkdir("./file0", 0777 [pid 3610] <... close resumed>) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4032] close(3 [pid 4031] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4030] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... openat resumed>) = 3 [pid 4032] <... close resumed>) = 0 [pid 4031] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4030] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4032] mkdir("./file0", 0777 [pid 4031] pipe2( [pid 4030] pipe2( [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4034 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4032] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4031] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4030] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] close(3./strace-static-x86_64: Process 4034 attached [pid 4032] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4031] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4030] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] <... close resumed>) = 0 [pid 4032] pipe2( [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4032] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 4033 attached [pid 4032] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4035 [pid 4034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4033] setpgid(0, 0) = 0 [pid 4033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4034] <... prctl resumed>) = 0 [pid 4033] <... openat resumed>) = 3 [pid 4031] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4034] setpgid(0, 0 [pid 4033] write(3, "1000", 4 [pid 4032] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4031] exit_group(0 [pid 4030] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4034] <... setpgid resumed>) = 0 [pid 4033] <... write resumed>) = 4 [pid 4032] exit_group(0 [pid 4031] <... exit_group resumed>) = ? [pid 4030] exit_group(0 [pid 4034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4033] close(3 [pid 4032] <... exit_group resumed>) = ? [pid 4034] <... openat resumed>) = 3 [pid 4033] <... close resumed>) = 0 [pid 4032] +++ exited with 0 +++ [pid 4031] +++ exited with 0 +++ [pid 4030] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4035 attached [pid 4034] write(3, "1000", 4 [pid 4033] mkdir("./file0", 0777 [pid 3609] --- 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] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4032, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4035] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4034] <... write resumed>) = 4 [pid 4033] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4030] +++ exited with 0 +++ [pid 4035] <... prctl resumed>) = 0 [pid 4034] close(3 [pid 4033] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4030, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4035] setpgid(0, 0 [pid 4034] <... close resumed>) = 0 [pid 4033] pipe2( [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4035] <... setpgid resumed>) = 0 [pid 4034] mkdir("./file0", 0777 [pid 4033] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 4035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4033] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4035] <... openat resumed>) = 3 [pid 4034] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4035] write(3, "1000", 4 [pid 4034] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] close(3 [pid 3607] close(3 [pid 4035] <... write resumed>) = 4 [pid 4034] pipe2( [pid 3609] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... close resumed>) = 0 [pid 4035] close(3 [pid 4034] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... openat resumed>) = 3 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4035] <... close resumed>) = 0 [pid 4034] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4035] mkdir("./file0", 0777 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4036 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4037 [pid 4035] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3608] close(3 [pid 4035] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3608] <... close resumed>) = 0 [pid 4035] pipe2( [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4035] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4035] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4038 ./strace-static-x86_64: Process 4037 attached [pid 4037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4037] setpgid(0, 0) = 0 [pid 4037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 4038 attached [pid 4038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4037] write(3, "1000", 4 [pid 4038] <... prctl resumed>) = 0 [pid 4037] <... write resumed>) = 4 [pid 4038] setpgid(0, 0 [pid 4037] close(3 [pid 4038] <... setpgid resumed>) = 0 [pid 4037] <... close resumed>) = 0 [pid 4038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4037] mkdir("./file0", 0777 [pid 4038] <... openat resumed>) = 3 [pid 4037] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4038] write(3, "1000", 4 [pid 4037] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4038] <... write resumed>) = 4 [pid 4037] pipe2( [pid 4038] close(3 [pid 4037] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 4036 attached [pid 4038] <... close resumed>) = 0 [pid 4037] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4038] mkdir("./file0", 0777 [pid 4036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4038] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4036] <... prctl resumed>) = 0 [pid 4038] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4036] setpgid(0, 0 [pid 4038] pipe2( [pid 4036] <... setpgid resumed>) = 0 [pid 4038] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4038] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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 4036] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4036] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4036] pipe2( [pid 4033] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4036] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4033] exit_group(0) = ? [pid 4033] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4033, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4036] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4034] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4035] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4035] exit_group(0) = ? [pid 4034] exit_group(0 [pid 4035] +++ exited with 0 +++ [pid 4034] <... exit_group resumed>) = ? [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4034] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3606] <... restart_syscall resumed>) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3610] <... restart_syscall resumed>) = 0 [pid 4037] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4038] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4037] exit_group(0 [pid 3612] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4038] exit_group(0 [pid 4037] <... exit_group resumed>) = ? [pid 3612] <... close resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3606] <... openat resumed>) = 3 [pid 4038] <... exit_group resumed>) = ? [pid 4037] +++ exited with 0 +++ [pid 3610] <... openat resumed>) = 3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4038] +++ exited with 0 +++ [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4037, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [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 3610] close(3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] <... close resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4039 [pid 3610] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] 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] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 4036] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4040 [pid 4036] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4041 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4036] <... exit_group resumed>) = ? [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 4036] +++ exited with 0 +++ [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4036, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4042 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4043 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR./strace-static-x86_64: Process 4039 attached ) = 3 [pid 4039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4039] <... prctl resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4039] setpgid(0, 0 [pid 3609] close(3 [pid 4039] <... setpgid resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 4039] 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./strace-static-x86_64: Process 4043 attached [pid 4039] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4040 attached [pid 4039] write(3, "1000", 4 [pid 4043] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4044 ./strace-static-x86_64: Process 4042 attached [pid 4043] <... prctl resumed>) = 0 [pid 4040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4039] <... write resumed>) = 4 ./strace-static-x86_64: Process 4041 attached [pid 4043] setpgid(0, 0 [pid 4042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4040] <... prctl resumed>) = 0 [pid 4039] close(3 [pid 4042] <... prctl resumed>) = 0 [pid 4040] setpgid(0, 0 [pid 4039] <... close resumed>) = 0 [pid 4043] <... setpgid resumed>) = 0 [pid 4042] setpgid(0, 0 [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4040] <... setpgid resumed>) = 0 [pid 4039] mkdir("./file0", 0777 [pid 4043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4042] <... setpgid resumed>) = 0 [pid 4041] <... prctl resumed>) = 0 [pid 4040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4039] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4043] <... openat resumed>) = 3 [pid 4042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4041] setpgid(0, 0 [pid 4040] <... openat resumed>) = 3 [pid 4039] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4043] write(3, "1000", 4 [pid 4042] <... openat resumed>) = 3 [pid 4041] <... setpgid resumed>) = 0 [pid 4040] write(3, "1000", 4 [pid 4039] pipe2(./strace-static-x86_64: Process 4044 attached [pid 4043] <... write resumed>) = 4 [pid 4042] write(3, "1000", 4 [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4040] <... write resumed>) = 4 [pid 4039] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4043] close(3 [pid 4042] <... write resumed>) = 4 [pid 4041] <... openat resumed>) = 3 [pid 4040] close(3 [pid 4039] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4044] <... prctl resumed>) = 0 [pid 4043] <... close resumed>) = 0 [pid 4042] close(3 [pid 4041] write(3, "1000", 4 [pid 4040] <... close resumed>) = 0 [pid 4044] setpgid(0, 0 [pid 4043] mkdir("./file0", 0777 [pid 4042] <... close resumed>) = 0 [pid 4040] mkdir("./file0", 0777 [pid 4041] <... write resumed>) = 4 [pid 4044] <... setpgid resumed>) = 0 [pid 4043] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4042] mkdir("./file0", 0777 [pid 4040] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4043] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4042] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4041] close(3 [pid 4040] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4044] <... openat resumed>) = 3 [pid 4043] pipe2( [pid 4042] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4041] <... close resumed>) = 0 [pid 4040] pipe2( [pid 4044] write(3, "1000", 4 [pid 4042] pipe2( [pid 4040] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4044] <... write resumed>) = 4 [pid 4043] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4042] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4041] mkdir("./file0", 0777 [pid 4040] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4044] close(3 [pid 4043] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4042] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4041] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4044] <... close resumed>) = 0 [pid 4041] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4044] mkdir("./file0", 0777 [pid 4041] pipe2( [pid 4044] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4041] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4044] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4044] pipe2([3, 4], 0) = 0 [pid 4041] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4044] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4039] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4039] exit_group(0) = ? [pid 4039] +++ exited with 0 +++ [pid 4044] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4043] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4039, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4040] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4044] exit_group(0 [pid 4040] exit_group(0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4044] <... exit_group resumed>) = ? [pid 4040] <... exit_group resumed>) = ? [pid 4044] +++ exited with 0 +++ [pid 4043] exit_group(0 [pid 4042] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4041] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4040] +++ exited with 0 +++ [pid 3612] <... openat resumed>) = 3 [pid 4042] exit_group(0 [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 3612] ioctl(3, LOOP_CLR_FD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4041] exit_group(0 [pid 4043] <... exit_group resumed>) = ? [pid 4042] <... exit_group resumed>) = ? [pid 4043] +++ exited with 0 +++ [pid 4042] +++ exited with 0 +++ [pid 4041] <... exit_group resumed>) = ? [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3612] close(3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] <... openat resumed>) = 3 [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 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4043, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] <... openat resumed>) = 3 [pid 3612] <... close resumed>) = 0 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4041] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4041, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] close(3 [pid 3606] close(3 [pid 3609] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4045 [pid 3609] 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 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4046 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4047 [pid 3610] 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 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] close(3 [pid 3610] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3610] <... 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 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4048 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4049 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4050 ./strace-static-x86_64: Process 4045 attached [pid 4045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4045] setpgid(0, 0) = 0 [pid 4045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4045] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 4049 attached [pid 4045] close(3./strace-static-x86_64: Process 4047 attached [pid 4049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4045] <... close resumed>) = 0 [pid 4049] <... prctl resumed>) = 0 [pid 4047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4045] mkdir("./file0", 0777 [pid 4049] setpgid(0, 0 [pid 4047] <... prctl resumed>) = 0 [pid 4045] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4050 attached ./strace-static-x86_64: Process 4048 attached [pid 4049] <... setpgid resumed>) = 0 [pid 4047] setpgid(0, 0 [pid 4045] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4048] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4047] <... setpgid resumed>) = 0 [pid 4045] pipe2( [pid 4050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4049] <... openat resumed>) = 3 [pid 4047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4045] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 4046 attached [pid 4050] <... prctl resumed>) = 0 [pid 4049] write(3, "1000", 4 [pid 4048] <... prctl resumed>) = 0 [pid 4047] <... openat resumed>) = 3 [pid 4045] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4050] setpgid(0, 0 [pid 4049] <... write resumed>) = 4 [pid 4048] setpgid(0, 0 [pid 4047] write(3, "1000", 4 [pid 4046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4050] <... setpgid resumed>) = 0 [pid 4049] close(3 [pid 4048] <... setpgid resumed>) = 0 [pid 4047] <... write resumed>) = 4 [pid 4046] <... prctl resumed>) = 0 [pid 4050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4049] <... close resumed>) = 0 [pid 4048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4047] close(3 [pid 4046] setpgid(0, 0 [pid 4049] mkdir("./file0", 0777 [pid 4047] <... close resumed>) = 0 [pid 4049] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4047] mkdir("./file0", 0777 [pid 4050] <... openat resumed>) = 3 [pid 4049] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4047] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4050] write(3, "1000", 4 [pid 4049] pipe2( [pid 4048] <... openat resumed>) = 3 [pid 4047] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4046] <... setpgid resumed>) = 0 [pid 4049] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4047] pipe2( [pid 4050] <... write resumed>) = 4 [pid 4048] write(3, "1000", 4 [pid 4046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4049] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4047] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4050] close(3 [pid 4048] <... write resumed>) = 4 [pid 4047] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4046] <... openat resumed>) = 3 [pid 4050] <... close resumed>) = 0 [pid 4048] close(3 [pid 4046] write(3, "1000", 4 [pid 4050] mkdir("./file0", 0777 [pid 4048] <... close resumed>) = 0 [pid 4046] <... write resumed>) = 4 [pid 4050] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4048] mkdir("./file0", 0777 [pid 4046] close(3 [pid 4050] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4048] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4046] <... close resumed>) = 0 [pid 4050] pipe2( [pid 4048] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4046] mkdir("./file0", 0777 [pid 4048] pipe2( [pid 4050] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4046] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4048] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4046] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4050] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4048] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4046] pipe2([3, 4], 0) = 0 [pid 4046] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4045] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4045] exit_group(0) = ? [pid 4045] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4045, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4049] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4051 [pid 4049] exit_group(0 [pid 4047] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4049] <... exit_group resumed>) = ? [pid 4047] exit_group(0) = ? [pid 4050] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4049] +++ exited with 0 +++ [pid 4048] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4047] +++ exited with 0 +++ ./strace-static-x86_64: Process 4051 attached [pid 4050] exit_group(0 [pid 4048] exit_group(0 [pid 4046] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4049, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4047, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4048] <... exit_group resumed>) = ? [pid 4051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4050] <... exit_group resumed>) = ? [pid 4048] +++ exited with 0 +++ [pid 4046] exit_group(0 [pid 4051] <... prctl resumed>) = 0 [pid 4050] +++ exited with 0 +++ [pid 4046] <... exit_group resumed>) = ? [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4048, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4051] setpgid(0, 0 [pid 4046] +++ exited with 0 +++ [pid 4051] <... setpgid resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4050, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4046, 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 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... openat resumed>) = 3 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 4051] <... openat resumed>) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4051] write(3, "1000", 4 [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 resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4051] <... write resumed>) = 4 [pid 3610] close(3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3608] close(3 [pid 3607] close(3 [pid 3606] close(3 [pid 4051] close(3 [pid 3610] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4051] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] ioctl(3, LOOP_CLR_FD [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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4051] mkdir("./file0", 0777 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4055 attached ./strace-static-x86_64: Process 4053 attached [pid 4051] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4052 [pid 3609] close(3 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4053 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4054 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4055 [pid 4055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4051] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4051] pipe2( [pid 4055] <... prctl resumed>) = 0 [pid 4053] <... prctl resumed>) = 0 [pid 4051] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4051] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] <... close resumed>) = 0 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 4056 ./strace-static-x86_64: Process 4054 attached [pid 4054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 4052 attached [pid 4054] setpgid(0, 0) = 0 [pid 4052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4052] <... prctl resumed>) = 0 [pid 4054] write(3, "1000", 4 [pid 4052] setpgid(0, 0 [pid 4054] <... write resumed>) = 4 [pid 4052] <... setpgid resumed>) = 0 [pid 4054] close(3 [pid 4052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4054] <... close resumed>) = 0 [pid 4052] <... openat resumed>) = 3 [pid 4054] mkdir("./file0", 0777 [pid 4052] write(3, "1000", 4 [pid 4054] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4052] <... write resumed>) = 4 [pid 4054] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4052] close(3 [pid 4054] pipe2( [pid 4052] <... close resumed>) = 0 [pid 4054] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4052] mkdir("./file0", 0777 [pid 4054] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4052] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4052] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4052] pipe2([3, 4], 0) = 0 [pid 4052] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4055] setpgid(0, 0) = 0 [pid 4053] setpgid(0, 0 [pid 4055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4053] <... setpgid resumed>) = 0 [pid 4055] <... openat resumed>) = 3 [pid 4055] write(3, "1000", 4 [pid 4053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4055] <... write resumed>) = 4 [pid 4053] <... openat resumed>) = 3 [pid 4055] close(3) = 0 [pid 4053] write(3, "1000", 4 [pid 4055] mkdir("./file0", 0777 [pid 4053] <... write resumed>) = 4 [pid 4055] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4053] close(3 [pid 4055] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4053] <... close resumed>) = 0 [pid 4055] pipe2( [pid 4053] mkdir("./file0", 0777./strace-static-x86_64: Process 4056 attached [pid 4055] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4053] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4051] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4055] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4053] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4051] exit_group(0 [pid 4056] <... prctl resumed>) = 0 [pid 4053] pipe2( [pid 4051] <... exit_group resumed>) = ? [pid 4056] setpgid(0, 0 [pid 4053] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4051] +++ exited with 0 +++ [pid 4056] <... setpgid resumed>) = 0 [pid 4053] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4051, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4056] <... openat resumed>) = 3 [pid 4056] write(3, "1000", 4) = 4 [pid 4056] close(3) = 0 [pid 4056] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4056] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4056] pipe2([3, 4], 0) = 0 [pid 4056] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4055] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4054] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4053] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... openat resumed>) = 3 [pid 4053] exit_group(0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 4053] <... exit_group resumed>) = ? [pid 4055] exit_group(0 [pid 4054] exit_group(0 [pid 4053] +++ exited with 0 +++ [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3) = 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=1} --- [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4055] <... exit_group resumed>) = ? [pid 4054] <... exit_group resumed>) = ? [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 4055] +++ exited with 0 +++ [pid 4054] +++ exited with 0 +++ [pid 4052] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... restart_syscall resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4057 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4054, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4055, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4057 attached [pid 4052] exit_group(0) = ? [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3608] <... openat resumed>) = 3 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] close(3) = 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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] close(3 [pid 3606] close(3 [pid 4056] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4058 [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 4060 attached ./strace-static-x86_64: Process 4058 attached [pid 4057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4056] exit_group(0 [pid 4052] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4052, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4059 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4060 [pid 4056] <... exit_group resumed>) = ? [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4056] +++ exited with 0 +++ [pid 3610] <... openat resumed>) = 3 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4056, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4057] <... prctl resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4057] setpgid(0, 0 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4059 attached [pid 4057] <... setpgid resumed>) = 0 [pid 3610] close(3 [pid 4059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4059] <... prctl resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 4059] setpgid(0, 0) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4061 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4057] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4057] write(3, "1000", 4 [pid 3609] close(3 [pid 4057] <... write resumed>) = 4 [pid 3609] <... close resumed>) = 0 [pid 4057] close(3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4062 attached [pid 4060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4059] <... openat resumed>) = 3 [pid 4058] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4057] <... close resumed>) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4062 [pid 4062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4060] <... prctl resumed>) = 0 [pid 4058] <... prctl resumed>) = 0 [pid 4057] mkdir("./file0", 0777 [pid 4060] setpgid(0, 0 [pid 4059] write(3, "1000", 4 [pid 4062] <... prctl resumed>) = 0 [pid 4060] <... setpgid resumed>) = 0 [pid 4059] <... write resumed>) = 4 [pid 4062] setpgid(0, 0 [pid 4058] setpgid(0, 0 [pid 4057] <... mkdir resumed>) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4061 attached [pid 4062] <... setpgid resumed>) = 0 [pid 4060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4059] close(3 [pid 4058] <... setpgid resumed>) = 0 [pid 4057] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4060] <... openat resumed>) = 3 [pid 4059] <... close resumed>) = 0 [pid 4058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4057] pipe2( [pid 4062] <... openat resumed>) = 3 [pid 4061] <... prctl resumed>) = 0 [pid 4057] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4061] setpgid(0, 0) = 0 [pid 4061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4058] <... openat resumed>) = 3 [pid 4057] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4061] <... openat resumed>) = 3 [pid 4061] write(3, "1000", 4) = 4 [pid 4061] close(3) = 0 [pid 4061] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4061] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4061] pipe2([3, 4], 0) = 0 [pid 4061] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4060] write(3, "1000", 4 [pid 4059] mkdir("./file0", 0777 [pid 4058] write(3, "1000", 4 [pid 4062] write(3, "1000", 4 [pid 4058] <... write resumed>) = 4 [pid 4059] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4060] <... write resumed>) = 4 [pid 4058] close(3 [pid 4059] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4060] close(3 [pid 4058] <... close resumed>) = 0 [pid 4062] <... write resumed>) = 4 [pid 4060] <... close resumed>) = 0 [pid 4059] pipe2( [pid 4058] mkdir("./file0", 0777 [pid 4062] close(3 [pid 4060] mkdir("./file0", 0777 [pid 4059] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4058] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4062] <... close resumed>) = 0 [pid 4060] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4059] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4058] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4062] mkdir("./file0", 0777 [pid 4060] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4058] pipe2( [pid 4062] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4060] pipe2( [pid 4058] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4062] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4060] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4058] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4062] pipe2( [pid 4061] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4060] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4057] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4062] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4062] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4061] exit_group(0 [pid 4057] exit_group(0 [pid 4061] <... exit_group resumed>) = ? [pid 4059] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4058] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4057] <... exit_group resumed>) = ? [pid 4058] exit_group(0) = ? [pid 4058] +++ exited with 0 +++ [pid 4061] +++ exited with 0 +++ [pid 4059] exit_group(0 [pid 3610] --- 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] restart_syscall(<... resuming interrupted clone ...> [pid 4057] +++ exited with 0 +++ [pid 3610] <... restart_syscall resumed>) = 0 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4058, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4059] <... exit_group resumed>) = ? [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4057, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4059] +++ exited with 0 +++ [pid 3612] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4059, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3 [pid 3610] close(3 [pid 3612] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3612] 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] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4063 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4064 [pid 3608] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4063 attached [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4060] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] close(3 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4062] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3608] <... close resumed>) = 0 [pid 3607] close(3 [pid 4063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4062] exit_group(0 [pid 4060] exit_group(0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 4063] <... prctl resumed>) = 0 [pid 4062] <... exit_group resumed>) = ? [pid 4060] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4064 attached [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4060] +++ exited with 0 +++ [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4065 [pid 4062] +++ exited with 0 +++ [pid 4063] setpgid(0, 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4062, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4066 [pid 4063] <... setpgid resumed>) = 0 [pid 4063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4060, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4063] <... openat resumed>) = 3 [pid 4063] write(3, "1000", 4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4064] <... prctl resumed>) = 0 [pid 4063] <... write resumed>) = 4 ./strace-static-x86_64: Process 4065 attached [pid 4064] setpgid(0, 0 [pid 4063] close(3 [pid 3606] <... openat resumed>) = 3 [pid 4065] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4064] <... setpgid resumed>) = 0 [pid 4063] <... close resumed>) = 0 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4065] <... prctl resumed>) = 0 [pid 4064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4063] mkdir("./file0", 0777 [pid 3609] <... openat resumed>) = 3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4065] setpgid(0, 0 [pid 4064] <... openat resumed>) = 3 [pid 4063] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] close(3 [pid 4065] <... setpgid resumed>) = 0 [pid 4064] write(3, "1000", 4 [pid 4063] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... close resumed>) = 0 ./strace-static-x86_64: Process 4066 attached [pid 4065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4064] <... write resumed>) = 4 [pid 4063] pipe2( [pid 3609] close(3 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4065] <... openat resumed>) = 3 [pid 4064] close(3 [pid 4063] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... close resumed>) = 0 [pid 4066] <... prctl resumed>) = 0 [pid 4065] write(3, "1000", 4 [pid 4064] <... close resumed>) = 0 [pid 4063] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4066] setpgid(0, 0 [pid 4065] <... write resumed>) = 4 [pid 4064] mkdir("./file0", 0777 [pid 4066] <... setpgid resumed>) = 0 [pid 4064] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4068 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4067 [pid 4066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4065] close(3 [pid 4064] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4066] <... openat resumed>) = 3 [pid 4064] pipe2( [pid 4066] write(3, "1000", 4 [pid 4064] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4066] <... write resumed>) = 4 [pid 4064] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4066] close(3) = 0 [pid 4066] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4066] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4066] pipe2([3, 4], 0) = 0 [pid 4066] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 4068 attached [pid 4065] <... close resumed>) = 0 [pid 4065] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4065] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4065] pipe2( [pid 4068] <... prctl resumed>) = 0 [pid 4065] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4068] setpgid(0, 0 [pid 4065] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4068] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4067 attached [pid 4068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4068] write(3, "1000", 4 [pid 4067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4068] <... write resumed>) = 4 [pid 4067] <... prctl resumed>) = 0 [pid 4068] close(3 [pid 4067] setpgid(0, 0 [pid 4068] <... close resumed>) = 0 [pid 4067] <... setpgid resumed>) = 0 [pid 4068] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4068] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4067] <... openat resumed>) = 3 [pid 4068] pipe2( [pid 4067] write(3, "1000", 4 [pid 4068] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4067] <... write resumed>) = 4 [pid 4067] close(3 [pid 4068] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4067] <... close resumed>) = 0 [pid 4067] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4067] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4067] pipe2([3, 4], 0) = 0 [pid 4067] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4063] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4063] exit_group(0) = ? [pid 4063] +++ exited with 0 +++ [pid 4066] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4067] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4065] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4064] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4067] exit_group(0 [pid 4066] exit_group(0 [pid 4065] exit_group(0 [pid 4064] exit_group(0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4063, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4067] <... exit_group resumed>) = ? [pid 4066] <... exit_group resumed>) = ? [pid 4065] <... exit_group resumed>) = ? [pid 4064] <... exit_group resumed>) = ? [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 4068] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4067] +++ exited with 0 +++ [pid 4066] +++ exited with 0 +++ [pid 4065] +++ exited with 0 +++ [pid 4064] +++ exited with 0 +++ [pid 3612] <... restart_syscall resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4065, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4066, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4067, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4068] exit_group(0 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4068] <... exit_group resumed>) = ? [pid 3608] <... restart_syscall resumed>) = 0 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... openat resumed>) = 3 [pid 4068] +++ exited with 0 +++ [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3612] <... openat resumed>) = 3 [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] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] close(3 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... close resumed>) = 0 [pid 3612] close(3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] close(3 [pid 3607] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... close resumed>) = 0 ./strace-static-x86_64: Process 4070 attached ./strace-static-x86_64: Process 4069 attached [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4070 [pid 3610] close(3 [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] <... close resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4069 [pid 4070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 4070] <... prctl resumed>) = 0 [pid 4069] <... prctl resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [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 4071 attached [pid 4070] setpgid(0, 0 [pid 4069] setpgid(0, 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4071 [pid 4071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4070] <... setpgid resumed>) = 0 [pid 4069] <... setpgid resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4072 [pid 3609] close(3./strace-static-x86_64: Process 4072 attached [pid 4071] <... prctl resumed>) = 0 [pid 4070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3609] <... close resumed>) = 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4073 [pid 4072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4071] setpgid(0, 0 [pid 4070] <... openat resumed>) = 3 [pid 4069] <... openat resumed>) = 3 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4072] <... prctl resumed>) = 0 [pid 4071] <... setpgid resumed>) = 0 [pid 4070] write(3, "1000", 4 [pid 4069] write(3, "1000", 4 [pid 4072] setpgid(0, 0 [pid 4071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4070] <... write resumed>) = 4 [pid 4069] <... write resumed>) = 4 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4074 ./strace-static-x86_64: Process 4074 attached ./strace-static-x86_64: Process 4073 attached [pid 4072] <... setpgid resumed>) = 0 [pid 4071] <... openat resumed>) = 3 [pid 4070] close(3 [pid 4069] close(3 [pid 4074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4071] write(3, "1000", 4 [pid 4070] <... close resumed>) = 0 [pid 4069] <... close resumed>) = 0 [pid 4074] <... prctl resumed>) = 0 [pid 4073] <... prctl resumed>) = 0 [pid 4072] <... openat resumed>) = 3 [pid 4071] <... write resumed>) = 4 [pid 4070] mkdir("./file0", 0777 [pid 4069] mkdir("./file0", 0777 [pid 4074] setpgid(0, 0 [pid 4073] setpgid(0, 0 [pid 4072] write(3, "1000", 4 [pid 4071] close(3 [pid 4070] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4069] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4074] <... setpgid resumed>) = 0 [pid 4073] <... setpgid resumed>) = 0 [pid 4072] <... write resumed>) = 4 [pid 4071] <... close resumed>) = 0 [pid 4070] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4069] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4072] close(3 [pid 4071] mkdir("./file0", 0777 [pid 4070] pipe2( [pid 4069] pipe2( [pid 4074] <... openat resumed>) = 3 [pid 4073] <... openat resumed>) = 3 [pid 4072] <... close resumed>) = 0 [pid 4071] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4070] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4069] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4074] write(3, "1000", 4 [pid 4073] write(3, "1000", 4) = 4 [pid 4074] <... write resumed>) = 4 [pid 4073] close(3 [pid 4072] mkdir("./file0", 0777 [pid 4071] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4070] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4069] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4074] close(3 [pid 4073] <... close resumed>) = 0 [pid 4072] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4071] pipe2( [pid 4074] <... close resumed>) = 0 [pid 4073] mkdir("./file0", 0777 [pid 4072] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4071] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4074] mkdir("./file0", 0777 [pid 4073] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4072] pipe2( [pid 4071] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4074] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4073] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4074] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4073] pipe2( [pid 4072] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4074] pipe2( [pid 4073] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4072] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4074] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4073] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4074] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4069] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4073] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4072] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4069] exit_group(0 [pid 4074] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4073] exit_group(0 [pid 4072] exit_group(0 [pid 4070] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4069] <... exit_group resumed>) = ? [pid 4074] exit_group(0 [pid 4073] <... exit_group resumed>) = ? [pid 4072] <... exit_group resumed>) = ? [pid 4071] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4070] exit_group(0 [pid 4074] <... exit_group resumed>) = ? [pid 4073] +++ exited with 0 +++ [pid 4072] +++ exited with 0 +++ [pid 4071] exit_group(0 [pid 4070] <... exit_group resumed>) = ? [pid 4069] +++ exited with 0 +++ [pid 4074] +++ exited with 0 +++ [pid 4071] <... exit_group resumed>) = ? [pid 4070] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4072, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3612] --- 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 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4074, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4071] +++ exited with 0 +++ [pid 3610] <... restart_syscall resumed>) = 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4071, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3612] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] <... openat resumed>) = 3 [pid 3607] <... restart_syscall resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3610] <... openat resumed>) = 3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] close(3 [pid 3612] <... close resumed>) = 0 [pid 3610] close(3 [pid 3609] <... close resumed>) = 0 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3612] 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 3608] <... openat resumed>) = 3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4076 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4077 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] <... openat resumed>) = 3 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4078 [pid 3606] <... openat resumed>) = 3 [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] close(3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3608] <... close resumed>) = 0 [pid 3607] <... 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] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3) = 0 [pid 3606] close(3./strace-static-x86_64: Process 4079 attached ./strace-static-x86_64: Process 4078 attached ./strace-static-x86_64: Process 4077 attached ./strace-static-x86_64: Process 4076 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4079 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 4079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4077] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4079] <... prctl resumed>) = 0 [pid 4078] <... prctl resumed>) = 0 [pid 4077] <... prctl resumed>) = 0 [pid 4076] <... prctl resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4079] setpgid(0, 0 [pid 4078] setpgid(0, 0 [pid 4077] setpgid(0, 0 [pid 4076] setpgid(0, 0 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4080 [pid 4078] <... setpgid resumed>) = 0 [pid 4076] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4080 attached [pid 4079] <... setpgid resumed>) = 0 [pid 4078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4077] <... setpgid resumed>) = 0 [pid 4076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4081 [pid 4079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4078] <... openat resumed>) = 3 [pid 4077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4076] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4081 attached [pid 4080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4079] <... openat resumed>) = 3 [pid 4078] write(3, "1000", 4 [pid 4077] <... openat resumed>) = 3 [pid 4076] write(3, "1000", 4 [pid 4081] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4080] <... prctl resumed>) = 0 [pid 4079] write(3, "1000", 4 [pid 4078] <... write resumed>) = 4 [pid 4077] write(3, "1000", 4 [pid 4076] <... write resumed>) = 4 [pid 4081] <... prctl resumed>) = 0 [pid 4080] setpgid(0, 0 [pid 4079] <... write resumed>) = 4 [pid 4078] close(3 [pid 4077] <... write resumed>) = 4 [pid 4076] close(3 [pid 4081] setpgid(0, 0 [pid 4080] <... setpgid resumed>) = 0 [pid 4079] close(3 [pid 4078] <... close resumed>) = 0 [pid 4077] close(3 [pid 4076] <... close resumed>) = 0 [pid 4081] <... setpgid resumed>) = 0 [pid 4080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4079] <... close resumed>) = 0 [pid 4078] mkdir("./file0", 0777 [pid 4077] <... close resumed>) = 0 [pid 4076] mkdir("./file0", 0777 [pid 4081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4080] <... openat resumed>) = 3 [pid 4079] mkdir("./file0", 0777 [pid 4078] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4077] mkdir("./file0", 0777 [pid 4076] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4081] <... openat resumed>) = 3 [pid 4080] write(3, "1000", 4 [pid 4079] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4078] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4077] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4076] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4081] write(3, "1000", 4 [pid 4080] <... write resumed>) = 4 [pid 4079] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4078] pipe2( [pid 4077] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4076] pipe2( [pid 4081] <... write resumed>) = 4 [pid 4080] close(3 [pid 4079] pipe2( [pid 4078] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4077] pipe2( [pid 4076] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4078] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4076] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4081] close(3 [pid 4080] <... close resumed>) = 0 [pid 4079] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4077] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4078] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4078] exit_group(0) = ? [pid 4081] <... close resumed>) = 0 [pid 4080] mkdir("./file0", 0777 [pid 4079] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4078] +++ exited with 0 +++ [pid 4077] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4081] mkdir("./file0", 0777 [pid 4080] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4078, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4081] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4080] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4080] pipe2( [pid 4081] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4080] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4081] pipe2( [pid 4080] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... openat resumed>) = 3 [pid 4081] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4081] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [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=0x555556a76690) = 4082 ./strace-static-x86_64: Process 4082 attached [pid 4082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4082] setpgid(0, 0) = 0 [pid 4082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4082] write(3, "1000", 4) = 4 [pid 4082] close(3) = 0 [pid 4082] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4079] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4077] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4076] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4080] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4079] exit_group(0 [pid 4076] exit_group(0 [pid 4082] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4081] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4080] exit_group(0 [pid 4079] <... exit_group resumed>) = ? [pid 4077] exit_group(0 [pid 4076] <... exit_group resumed>) = ? [pid 4082] pipe2( [pid 4081] exit_group(0 [pid 4080] <... exit_group resumed>) = ? [pid 4079] +++ exited with 0 +++ [pid 4077] <... exit_group resumed>) = ? [pid 4076] +++ exited with 0 +++ [pid 4082] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4081] <... exit_group resumed>) = ? [pid 4082] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4080] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4076, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4081] +++ exited with 0 +++ [pid 4077] +++ exited with 0 +++ [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4079, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4080, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3612] <... restart_syscall resumed>) = 0 [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 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... restart_syscall resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3609] <... openat resumed>) = 3 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3612] close(3 [pid 3609] close(3 [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3612] <... close resumed>) = 0 [pid 3609] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3612] 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 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4083 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4084 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] <... openat resumed>) = 3 [pid 3608] ioctl(3, LOOP_CLR_FD [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4083 attached [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3608] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] close(3 [pid 4083] <... prctl resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 3606] close(3 [pid 4083] setpgid(0, 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... close resumed>) = 0 [pid 4083] <... setpgid resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 4083] 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 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4084 attached [pid 4084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4084] setpgid(0, 0 [pid 4083] <... openat resumed>) = 3 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4085 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4086 [pid 4083] write(3, "1000", 4 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4087 [pid 4083] <... write resumed>) = 4 [pid 4083] close(3) = 0 ./strace-static-x86_64: Process 4086 attached [pid 4083] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4083] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- ./strace-static-x86_64: Process 4085 attached [pid 4086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4083] pipe2( [pid 4086] <... prctl resumed>) = 0 [pid 4085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4084] <... setpgid resumed>) = 0 [pid 4083] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4086] setpgid(0, 0 [pid 4085] <... prctl resumed>) = 0 [pid 4084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4083] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4086] <... setpgid resumed>) = 0 [pid 4085] setpgid(0, 0 [pid 4084] <... openat resumed>) = 3 [pid 4084] write(3, "1000", 4 [pid 4086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4085] <... setpgid resumed>) = 0 [pid 4084] <... write resumed>) = 4 [pid 4084] close(3) = 0 ./strace-static-x86_64: Process 4087 attached [pid 4086] <... openat resumed>) = 3 [pid 4085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4084] mkdir("./file0", 0777 [pid 4087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4086] write(3, "1000", 4 [pid 4084] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4082] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4087] <... prctl resumed>) = 0 [pid 4084] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4082] exit_group(0 [pid 4087] setpgid(0, 0 [pid 4084] pipe2( [pid 4082] <... exit_group resumed>) = ? [pid 4087] <... setpgid resumed>) = 0 [pid 4084] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4082] +++ exited with 0 +++ [pid 4087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4084] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4082, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4087] <... openat resumed>) = 3 [pid 4087] write(3, "1000", 4) = 4 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4087] close(3 [pid 3610] <... openat resumed>) = 3 [pid 4087] <... close resumed>) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 4087] mkdir("./file0", 0777 [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4087] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3610] close(3 [pid 4087] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4086] <... write resumed>) = 4 [pid 4085] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 4087] pipe2( [pid 4086] close(3 [pid 4085] write(3, "1000", 4 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4088 attached [pid 4087] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4086] <... close resumed>) = 0 [pid 4085] <... write resumed>) = 4 [pid 4083] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4087] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4086] mkdir("./file0", 0777 [pid 4085] close(3 [pid 4083] exit_group(0 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4088 [pid 4088] <... prctl resumed>) = 0 [pid 4086] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4085] <... close resumed>) = 0 [pid 4083] <... exit_group resumed>) = ? [pid 4088] setpgid(0, 0 [pid 4086] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4085] mkdir("./file0", 0777 [pid 4083] +++ exited with 0 +++ [pid 4088] <... setpgid resumed>) = 0 [pid 4086] pipe2( [pid 4085] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4083, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4086] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4085] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 4088] <... openat resumed>) = 3 [pid 4086] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4085] pipe2( [pid 3612] <... restart_syscall resumed>) = 0 [pid 4088] write(3, "1000", 4) = 4 [pid 4085] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4088] close(3 [pid 4085] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4088] <... close resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 4088] mkdir("./file0", 0777 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 4088] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4088] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] close(3) = 0 [pid 4088] pipe2( [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4088] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4088] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4089 ./strace-static-x86_64: Process 4089 attached [pid 4089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4089] setpgid(0, 0) = 0 [pid 4089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4089] write(3, "1000", 4 [pid 4084] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4087] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4084] exit_group(0 [pid 4087] exit_group(0 [pid 4084] <... exit_group resumed>) = ? [pid 4087] <... exit_group resumed>) = ? [pid 4084] +++ exited with 0 +++ [pid 4089] <... write resumed>) = 4 [pid 4088] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4087] +++ exited with 0 +++ [pid 4085] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4089] close(3 [pid 4086] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4085] exit_group(0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4084, 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=1} --- [pid 4088] exit_group(0 [pid 4089] <... close resumed>) = 0 [pid 4088] <... exit_group resumed>) = ? [pid 4086] exit_group(0 [pid 4085] <... exit_group resumed>) = ? [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4089] mkdir("./file0", 0777 [pid 4086] <... exit_group resumed>) = ? [pid 3609] <... restart_syscall resumed>) = 0 [pid 4089] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4089] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4088] +++ exited with 0 +++ [pid 4089] pipe2( [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4089] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4086] +++ exited with 0 +++ [pid 4085] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4088, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] <... openat resumed>) = 3 [pid 4089] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3610] <... restart_syscall resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4086, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3609] close(3 [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4085, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 3609] <... close resumed>) = 0 [pid 3608] restart_syscall(<... resuming interrupted clone ...> [pid 3607] <... restart_syscall resumed>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] <... restart_syscall resumed>) = 0 [pid 3606] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4090 attached [pid 3610] <... openat resumed>) = 3 [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4090 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3610] <... 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 3610] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] <... close resumed>) = 0 [pid 3608] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 3606] close(3 [pid 4090] <... prctl resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] ioctl(3, LOOP_CLR_FD [pid 4090] setpgid(0, 0 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 3606] <... close resumed>) = 0 [pid 4090] <... setpgid 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 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4091 [pid 3608] close(3 [pid 3607] close(3 [pid 3608] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4090] 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] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4092 ./strace-static-x86_64: Process 4092 attached [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4093 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4094 [pid 4090] <... openat resumed>) = 3 [pid 4090] write(3, "1000", 4) = 4 [pid 4090] close(3) = 0 [pid 4090] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4093 attached [pid 4090] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4090] pipe2(./strace-static-x86_64: Process 4091 attached [pid 4093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4090] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4093] <... prctl resumed>) = 0 [pid 4092] <... prctl resumed>) = 0 [pid 4091] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4090] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4092] setpgid(0, 0) = 0 [pid 4093] setpgid(0, 0 [pid 4092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4091] <... prctl resumed>) = 0 [pid 4093] <... setpgid resumed>) = 0 [pid 4092] <... openat resumed>) = 3 [pid 4091] setpgid(0, 0 [pid 4093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4092] write(3, "1000", 4 [pid 4091] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 4094 attached [pid 4093] <... openat resumed>) = 3 [pid 4092] <... write resumed>) = 4 [pid 4091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4093] write(3, "1000", 4 [pid 4092] close(3 [pid 4091] <... openat resumed>) = 3 [pid 4094] <... prctl resumed>) = 0 [pid 4093] <... write resumed>) = 4 [pid 4092] <... close resumed>) = 0 [pid 4091] write(3, "1000", 4 [pid 4089] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4094] setpgid(0, 0 [pid 4092] mkdir("./file0", 0777 [pid 4089] exit_group(0 [pid 4094] <... setpgid resumed>) = 0 [pid 4092] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4089] <... exit_group resumed>) = ? [pid 4094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4092] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4089] +++ exited with 0 +++ [pid 4094] <... openat resumed>) = 3 [pid 4092] pipe2( [pid 4094] write(3, "1000", 4 [pid 4092] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4089, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4094] <... write resumed>) = 4 [pid 4092] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 4094] close(3 [pid 3612] <... restart_syscall resumed>) = 0 [pid 4094] <... close resumed>) = 0 [pid 4094] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4094] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4093] close(3 [pid 4091] <... write resumed>) = 4 [pid 3612] <... openat resumed>) = 3 [pid 4094] pipe2( [pid 4093] <... close resumed>) = 0 [pid 4091] close(3 [pid 4090] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] ioctl(3, LOOP_CLR_FD [pid 4094] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4093] mkdir("./file0", 0777 [pid 4092] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4091] <... close resumed>) = 0 [pid 4090] exit_group(0 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4094] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4093] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4092] exit_group(0 [pid 4091] mkdir("./file0", 0777 [pid 4090] <... exit_group resumed>) = ? [pid 3612] close(3 [pid 4092] <... exit_group resumed>) = ? [pid 3612] <... close resumed>) = 0 [pid 4092] +++ exited with 0 +++ [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4093] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4091] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4095 [pid 4090] +++ exited with 0 +++ [pid 4093] pipe2([3, 4], 0) = 0 [pid 4091] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4090, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4092, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4093] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4091] pipe2( [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4091] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3609] <... openat resumed>) = 3 [pid 4091] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] ioctl(3, LOOP_CLR_FD [pid 3606] <... openat resumed>) = 3 [pid 4094] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4094] exit_group(0 [pid 3609] close(3 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4094] <... exit_group resumed>) = ? [pid 3609] <... close resumed>) = 0 [pid 4094] +++ exited with 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) [pid 3606] close(3 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4096 ./strace-static-x86_64: Process 4095 attached [pid 4095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4095] setpgid(0, 0) = 0 [pid 4095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4095] write(3, "1000", 4) = 4 [pid 4095] close(3) = 0 [pid 4095] mkdir("./file0", 0777) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 4096 attached [pid 4095] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4095] pipe2( [pid 4096] <... prctl resumed>) = 0 [pid 4095] <... pipe2 resumed>[3, 4], 0) = 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] <... close resumed>) = 0 [pid 4096] setpgid(0, 0 [pid 4095] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4096] <... setpgid resumed>) = 0 [pid 4096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3607] <... openat resumed>) = 3 [pid 4096] <... openat resumed>) = 3 [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4096] write(3, "1000", 4) = 4 [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4097 [pid 4096] close(3 [pid 3607] close(3 [pid 4096] <... close resumed>) = 0 [pid 3607] <... close resumed>) = 0 [pid 4096] mkdir("./file0", 0777 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4096] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4096] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4096] pipe2( [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4098 [pid 4096] <... pipe2 resumed>[3, 4], 0) = 0 ./strace-static-x86_64: Process 4097 attached [pid 4096] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4097] setpgid(0, 0) = 0 [pid 4097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4097] write(3, "1000", 4./strace-static-x86_64: Process 4098 attached ) = 4 [pid 4098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4097] close(3 [pid 4098] <... prctl resumed>) = 0 [pid 4097] <... close resumed>) = 0 [pid 4098] setpgid(0, 0 [pid 4097] mkdir("./file0", 0777 [pid 4098] <... setpgid resumed>) = 0 [pid 4098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4098] write(3, "1000", 4) = 4 [pid 4098] close(3) = 0 [pid 4097] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4098] mkdir("./file0", 0777 [pid 4097] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4093] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4091] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4098] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4098] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4098] pipe2([3, 4], 0) = 0 [pid 4098] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4097] pipe2( [pid 4093] exit_group(0 [pid 4091] exit_group(0 [pid 4097] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4093] <... exit_group resumed>) = ? [pid 4091] <... exit_group resumed>) = ? [pid 4097] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4093] +++ exited with 0 +++ [pid 4091] +++ exited with 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=1} --- [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4093, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3608] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3610] close(3 [pid 3608] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 3608] ioctl(3, LOOP_CLR_FD [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 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4099 [pid 3608] close(3) = 0 [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a76690) = 4100 ./strace-static-x86_64: Process 4100 attached [pid 4100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4100] setpgid(0, 0) = 0 [pid 4100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4100] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 4099 attached [pid 4100] close(3) = 0 [pid 4099] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4100] mkdir("./file0", 0777 [pid 4099] <... prctl resumed>) = 0 [pid 4100] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4099] setpgid(0, 0 [pid 4100] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4099] <... setpgid resumed>) = 0 [pid 4100] pipe2( [pid 4095] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4096] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4100] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4096] exit_group(0 [pid 4095] exit_group(0 [pid 4100] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4096] <... exit_group resumed>) = ? [pid 4095] <... exit_group resumed>) = ? [pid 4096] +++ exited with 0 +++ [pid 4095] +++ exited with 0 +++ [pid 4099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4095, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4097] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4099] <... openat resumed>) = 3 [pid 4097] exit_group(0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4099] write(3, "1000", 4 [pid 4097] <... exit_group resumed>) = ? [pid 3609] restart_syscall(<... resuming interrupted clone ...> [pid 4099] <... write resumed>) = 4 [pid 4097] +++ exited with 0 +++ [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 3609] <... restart_syscall resumed>) = 0 [pid 4099] close(3 [pid 3612] <... openat resumed>) = 3 [pid 4099] <... close resumed>) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4097, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4099] mkdir("./file0", 0777 [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4099] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] close(3 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] <... restart_syscall resumed>) = 0 [pid 4099] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] <... close resumed>) = 0 [pid 3609] <... openat resumed>) = 3 [pid 4099] pipe2( [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4099] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4099] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3606] <... openat resumed>) = 3 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] ioctl(3, LOOP_CLR_FD [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4101 [pid 3609] close(3 [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3606] close(3 [pid 3609] <... close resumed>) = 0 [pid 3606] <... close resumed>) = 0 [pid 3609] 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 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4103 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4102 ./strace-static-x86_64: Process 4101 attached ./strace-static-x86_64: Process 4103 attached [pid 4098] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4098] exit_group(0) = ? [pid 4103] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 4102 attached ) = 0 [pid 4101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4098] +++ exited with 0 +++ [pid 4103] setpgid(0, 0 [pid 4102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4101] <... prctl resumed>) = 0 [pid 4100] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4101] setpgid(0, 0 [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4098, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4103] <... setpgid resumed>) = 0 [pid 4102] <... prctl resumed>) = 0 [pid 4101] <... setpgid resumed>) = 0 [pid 4100] exit_group(0 [pid 3607] restart_syscall(<... resuming interrupted clone ...> [pid 4103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4102] setpgid(0, 0 [pid 4100] <... exit_group resumed>) = ? [pid 3607] <... restart_syscall resumed>) = 0 [pid 4103] <... openat resumed>) = 3 [pid 4103] write(3, "1000", 4 [pid 4102] <... setpgid resumed>) = 0 [pid 4100] +++ exited with 0 +++ [pid 4103] <... write resumed>) = 4 [pid 4101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4100, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4103] close(3 [pid 4102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4103] <... close resumed>) = 0 [pid 4103] mkdir("./file0", 0777 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4103] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4102] <... openat resumed>) = 3 [pid 3607] <... openat resumed>) = 3 [pid 4103] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4103] pipe2( [pid 4102] write(3, "1000", 4 [pid 4101] <... openat resumed>) = 3 [pid 4099] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4103] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4102] <... write resumed>) = 4 [pid 4101] write(3, "1000", 4 [pid 4099] exit_group(0 [pid 3607] close(3 [pid 4103] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4102] close(3 [pid 4101] <... write resumed>) = 4 [pid 4099] <... exit_group resumed>) = ? [pid 3608] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 3607] <... close resumed>) = 0 [pid 4102] <... close resumed>) = 0 [pid 4101] close(3 [pid 4099] +++ exited with 0 +++ [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4102] mkdir("./file0", 0777 [pid 4101] <... close resumed>) = 0 [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 3608] <... openat resumed>) = 3 [pid 4102] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4101] mkdir("./file0", 0777 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4104 [pid 4102] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4101] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4102] pipe2( [pid 4101] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3610] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 4102] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4101] pipe2( [pid 3610] <... openat resumed>) = 3 [pid 4102] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4101] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3610] ioctl(3, LOOP_CLR_FD [pid 3608] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 4104 attached [pid 4103] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4101] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3610] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3608] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4103] exit_group(0 [pid 3610] close(3 [pid 3608] close(3 [pid 4104] <... prctl resumed>) = 0 [pid 4103] <... exit_group resumed>) = ? [pid 3610] <... close resumed>) = 0 [pid 3608] <... close resumed>) = 0 [pid 4104] setpgid(0, 0 [pid 4103] +++ exited with 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 4104] <... setpgid resumed>) = 0 [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4103, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4105 [pid 3608] <... clone resumed>, child_tidptr=0x555556a76690) = 4106 [pid 4104] <... openat resumed>) = 3 [pid 4104] write(3, "1000", 4 [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 4104] <... write resumed>) = 4 [pid 3609] <... openat resumed>) = 3 [pid 4104] close(3 [pid 3609] ioctl(3, LOOP_CLR_FD [pid 4104] <... close resumed>) = 0 [pid 3609] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4104] mkdir("./file0", 0777 [pid 3609] close(3 [pid 4104] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3609] <... close resumed>) = 0 [pid 4104] --- 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 4104] pipe2([3, 4], 0) = 0 [pid 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4107 [pid 4104] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 4107 attached ./strace-static-x86_64: Process 4105 attached [pid 4102] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4105] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4102] exit_group(0 [pid 4107] <... prctl resumed>) = 0 [pid 4105] <... prctl resumed>) = 0 [pid 4102] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4106 attached [pid 4106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4102] +++ exited with 0 +++ [pid 4106] <... prctl resumed>) = 0 [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4102, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4106] setpgid(0, 0 [pid 3606] restart_syscall(<... resuming interrupted clone ...> [pid 4106] <... setpgid resumed>) = 0 [pid 3606] <... restart_syscall resumed>) = 0 [pid 4106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4106] write(3, "1000", 4) = 4 [pid 3606] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 4106] close(3 [pid 4107] setpgid(0, 0 [pid 4106] <... close resumed>) = 0 [pid 4105] setpgid(0, 0 [pid 4101] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3606] <... openat resumed>) = 3 [pid 4107] <... setpgid resumed>) = 0 [pid 4105] <... setpgid resumed>) = 0 [pid 4101] exit_group(0 [pid 3606] ioctl(3, LOOP_CLR_FD [pid 4107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4105] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4101] <... exit_group resumed>) = ? [pid 3606] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4107] <... openat resumed>) = 3 [pid 4105] <... openat resumed>) = 3 [pid 4101] +++ exited with 0 +++ [pid 3606] close(3 [pid 4107] write(3, "1000", 4 [pid 4105] write(3, "1000", 4 [pid 3606] <... close resumed>) = 0 [pid 4107] <... write resumed>) = 4 [pid 4105] <... write resumed>) = 4 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4101, 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 4107] close(3 [pid 4105] close(3 [pid 3612] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4108 attached [pid 4107] <... close resumed>) = 0 [pid 4106] mkdir("./file0", 0777 [pid 4105] <... close resumed>) = 0 [pid 4104] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3612] <... restart_syscall resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4108 [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4107] mkdir("./file0", 0777 [pid 4106] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4105] mkdir("./file0", 0777 [pid 4104] exit_group(0 [pid 4108] <... prctl resumed>) = 0 [pid 4107] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4106] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4105] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4104] <... exit_group resumed>) = ? [pid 4108] setpgid(0, 0 [pid 4107] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4106] pipe2( [pid 4105] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 3612] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 4108] <... setpgid resumed>) = 0 [pid 4107] pipe2( [pid 4106] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4105] pipe2( [pid 4104] +++ exited with 0 +++ [pid 3612] <... openat resumed>) = 3 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4107] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4106] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4105] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3612] ioctl(3, LOOP_CLR_FD [pid 4108] <... openat resumed>) = 3 [pid 4107] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4105] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3612] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 4108] write(3, "1000", 4 [pid 3612] close(3 [pid 4108] <... write resumed>) = 4 [pid 4108] close(3 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4108] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 4108] mkdir("./file0", 0777 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... openat resumed>) = 3 [pid 4108] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4108] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4108] pipe2([3, 4], 0) = 0 [pid 4108] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 4109 attached [pid 3612] <... clone resumed>, child_tidptr=0x555556a76690) = 4109 [pid 3607] close(3) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4110 ./strace-static-x86_64: Process 4110 attached [pid 4110] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4109] <... prctl resumed>) = 0 [pid 4110] <... prctl resumed>) = 0 [pid 4109] setpgid(0, 0 [pid 4106] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4106] exit_group(0) = ? [pid 4106] +++ exited with 0 +++ [pid 4110] setpgid(0, 0) = 0 [pid 4110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4110] write(3, "1000", 4) = 4 [pid 4110] close(3) = 0 [pid 4110] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4110] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4110] pipe2([3, 4], 0) = 0 [pid 4110] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3608] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4106, 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=0x555556a76690) = 4111 ./strace-static-x86_64: Process 4111 attached [pid 4109] <... setpgid resumed>) = 0 [pid 4107] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4107] exit_group(0 [pid 4111] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4108] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4107] <... exit_group resumed>) = ? [pid 4105] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4108] exit_group(0) = ? [pid 4108] +++ exited with 0 +++ [pid 4107] +++ exited with 0 +++ [pid 4105] exit_group(0) = ? [pid 3609] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 3606] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 3609] <... openat resumed>) = 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 4105] +++ exited with 0 +++ [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... close resumed>) = 0 [pid 4111] <... prctl resumed>) = 0 [pid 4109] <... openat resumed>) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4105, 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 3609] <... clone resumed>, child_tidptr=0x555556a76690) = 4112 ./strace-static-x86_64: Process 4112 attached [pid 4112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4112] setpgid(0, 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3606] <... clone resumed>, child_tidptr=0x555556a76690) = 4113 [pid 4112] <... setpgid 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 4112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4109] write(3, "1000", 4 [pid 3610] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4109] <... write resumed>) = 4 [pid 4112] <... openat resumed>) = 3 [pid 4112] write(3, "1000", 4) = 4 [pid 4112] close(3) = 0 [pid 4112] mkdir("./file0", 0777 [pid 4109] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x555556a76690) = 4114 [pid 4109] <... close resumed>) = 0 [pid 4112] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4109] mkdir("./file0", 0777 [pid 4112] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4112] pipe2( [pid 4110] <... mount resumed>) = -1 EFAULT (Bad address) [pid 4109] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4112] <... pipe2 resumed>[3, 4], 0) = 0 [pid 4112] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 4114 attached ./strace-static-x86_64: Process 4113 attached [pid 4109] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4111] setpgid(0, 0 [pid 4110] exit_group(0 [pid 4113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4111] <... setpgid resumed>) = 0 [pid 4110] <... exit_group resumed>) = ? [pid 4109] pipe2( [pid 4113] <... prctl resumed>) = 0 [pid 4113] setpgid(0, 0) = 0 [pid 4113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4111] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4113] <... openat resumed>) = 3 [pid 4114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4113] write(3, "1000", 4) = 4 [pid 4113] close(3 [pid 4114] <... prctl resumed>) = 0 [pid 4113] <... close resumed>) = 0 [pid 4110] +++ exited with 0 +++ [pid 4114] setpgid(0, 0) = 0 [pid 4109] <... pipe2 resumed>[3, 4], 0) = 0 [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 4113] mkdir("./file0", 0777 [pid 4114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4109] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4113] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 4111] <... openat resumed>) = 3 [pid 4113] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4113] pipe2([3, 4], 0) = 0 [pid 4114] <... openat resumed>) = 3 [pid 4111] write(3, "1000", 4 [pid 4113] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4111] <... write resumed>) = 4 [pid 4114] write(3, "1000", 4 [pid 4111] close(3 [pid 4114] <... write resumed>) = 4 [pid 4114] close(3) = 0 [pid 4111] <... close resumed>) = 0 [pid 3607] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 4111] mkdir("./file0", 0777 [pid 3607] <... openat resumed>) = 3 [pid 4114] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 3607] ioctl(3, LOOP_CLR_FD [pid 4114] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4111] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3607] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 4111] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4114] pipe2([3, 4], 0) = 0 [pid 4114] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 4111] pipe2( [pid 3607] close(3 [pid 4111] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3607] <... close resumed>) = 0 [pid 4112] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4112] exit_group(0) = ? [pid 4112] +++ exited with 0 +++ [pid 4111] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004" [pid 3609] --- 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] 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=0x555556a76690) = 4115 [pid 3607] <... clone resumed>, child_tidptr=0x555556a76690) = 4116 ./strace-static-x86_64: Process 4115 attached [pid 4115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4115] setpgid(0, 0) = 0 [pid 4115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4115] write(3, "1000", 4) = 4 [pid 4115] close(3) = 0 [pid 4115] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4115] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4115] pipe2([3, 4], 0) = 0 [pid 4115] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004"./strace-static-x86_64: Process 4116 attached [pid 4116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4116] setpgid(0, 0) = 0 [pid 4116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4116] write(3, "1000", 4) = 4 [pid 4116] close(3) = 0 [pid 4116] mkdir("./file0", 0777) = -1 EEXIST (File exists) [pid 4116] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=NULL} --- [pid 4116] pipe2([3, 4], 0) = 0 syzkaller login: [ 51.624974][ T4109] ================================================================== [ 51.633163][ T4109] BUG: KASAN: use-after-free in __kernfs_remove+0xa09/0xb50 [ 51.640476][ T4109] Read of size 2 at addr ffff888017169c60 by task syz-executor177/4109 [ 51.648731][ T4109] [ 51.651065][ T4109] CPU: 1 PID: 4109 Comm: syz-executor177 Not tainted 6.0.0-rc3-next-20220901-syzkaller #0 [ 51.660964][ T4109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 51.671031][ T4109] Call Trace: [ 51.674325][ T4109] [ 51.677255][ T4109] dump_stack_lvl+0xcd/0x134 [ 51.682115][ T4109] print_report.cold+0x2ba/0x719 [ 51.687098][ T4109] ? __kernfs_remove+0xa09/0xb50 [ 51.692568][ T4109] kasan_report+0xb1/0x1e0 [ 51.696990][ T4109] ? __kernfs_remove+0xa09/0xb50 [ 51.701937][ T4109] __kernfs_remove+0xa09/0xb50 [ 51.706691][ T4109] ? wait_for_completion_io_timeout+0x20/0x20 [ 51.712752][ T4109] ? lock_downgrade+0x6e0/0x6e0 [ 51.717604][ T4109] ? kernfs_next_descendant_post+0x2f0/0x2f0 [ 51.723599][ T4109] ? kernfs_name_hash+0xf1/0x120 [ 51.729232][ T4109] kernfs_remove_by_name_ns+0xa8/0x110 [ 51.734711][ T4109] sysfs_slab_add+0x13e/0x1e0 [ 51.739390][ T4109] __kmem_cache_create+0x542/0x6d0 [ 51.744534][ T4109] kmem_cache_create_usercopy+0x1f9/0x300 [ 51.750281][ T4109] p9_client_create+0xca5/0x1070 [ 51.755254][ T4109] ? p9_client_rpc+0xce0/0xce0 [ 51.761365][ T4109] ? lockdep_init_map_type+0x21a/0x7f0 [ 51.766914][ T4109] ? __kasan_kmalloc+0xa9/0xd0 [ 51.771783][ T4109] ? __raw_spin_lock_init+0x36/0x110 [ 51.777065][ T4109] v9fs_session_init+0x1e2/0x1810 [ 51.782111][ T4109] ? lock_acquire+0x480/0x570 [ 51.786787][ T4109] ? rcu_read_lock_sched_held+0xd/0x70 [ 51.792268][ T4109] ? lock_release+0x560/0x780 [ 51.796971][ T4109] ? __kmem_cache_alloc_node+0x48/0x3d0 [ 51.802541][ T4109] ? lock_downgrade+0x6e0/0x6e0 [ 51.807422][ T4109] ? v9fs_show_options+0x780/0x780 [ 51.812534][ T4109] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 51.818170][ T4109] ? v9fs_mount+0x9b/0xc90 [ 51.822627][ T4109] v9fs_mount+0xba/0xc90 [ 51.826877][ T4109] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 51.832529][ T4109] ? legacy_init_fs_context+0x40/0xe0 [ 51.837900][ T4109] ? v9fs_statfs+0x4d0/0x4d0 [ 51.842513][ T4109] ? apparmor_capable+0x1d8/0x460 [ 51.847572][ T4109] ? v9fs_statfs+0x4d0/0x4d0 [ 51.852190][ T4109] legacy_get_tree+0x105/0x220 [ 51.856993][ T4109] vfs_get_tree+0x89/0x2f0 [ 51.861406][ T4109] path_mount+0x1326/0x1e20 [ 51.865920][ T4109] ? kmem_cache_free+0xe7/0x5b0 [ 51.870772][ T4109] ? finish_automount+0x960/0x960 [ 51.875808][ T4109] ? putname+0xfe/0x140 [ 51.879965][ T4109] __x64_sys_mount+0x27f/0x300 [ 51.884761][ T4109] ? copy_mnt_ns+0xae0/0xae0 [ 51.889348][ T4109] ? _raw_spin_unlock_irq+0x2a/0x40 [ 51.894569][ T4109] ? ptrace_notify+0xfa/0x140 [ 51.899262][ T4109] do_syscall_64+0x35/0xb0 [ 51.903685][ T4109] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 51.909604][ T4109] RIP: 0033:0x7f4c60767de9 [ 51.914026][ T4109] 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 [ 51.933646][ T4109] RSP: 002b:00007ffe2a7a85f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 51.942084][ T4109] RAX: ffffffffffffffda RBX: 00007ffe2a7a8630 RCX: 00007f4c60767de9 [ 51.950061][ T4109] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 0000000000000000 [ 51.958028][ T4109] RBP: 0000000000000000 R08: 0000000020000140 R09: 000000000000c8f9 [ 51.966041][ T4109] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 51.974022][ T4109] R13: 000000000000c8f9 R14: 00007ffe2a7a861c R15: 00007ffe2a7a8620 [ 51.982102][ T4109] [ 51.985123][ T4109] [ 51.987442][ T4109] Allocated by task 4112: [ 51.991782][ T4109] kasan_save_stack+0x1e/0x40 [ 51.996477][ T4109] __kasan_slab_alloc+0x90/0xc0 [ 52.001321][ T4109] kmem_cache_alloc+0x2b7/0x3d0 [ 52.006172][ T4109] __kernfs_new_node+0xd4/0x8b0 [ 52.011053][ T4109] kernfs_create_dir_ns+0x9c/0x220 [ 52.016170][ T4109] sysfs_create_dir_ns+0x127/0x290 [ 52.021269][ T4109] kobject_add_internal+0x2c9/0x8f0 [ 52.026466][ T4109] kobject_init_and_add+0x101/0x160 [ 52.031683][ T4109] sysfs_slab_add+0x161/0x1e0 [ 52.036373][ T4109] __kmem_cache_create+0x542/0x6d0 [ 52.041506][ T4109] kmem_cache_create_usercopy+0x1f9/0x300 [ 52.047213][ T4109] p9_client_create+0xca5/0x1070 [ 52.052142][ T4109] v9fs_session_init+0x1e2/0x1810 [ 52.057187][ T4109] v9fs_mount+0xba/0xc90 [ 52.061427][ T4109] legacy_get_tree+0x105/0x220 [ 52.066195][ T4109] vfs_get_tree+0x89/0x2f0 [ 52.070622][ T4109] path_mount+0x1326/0x1e20 [ 52.075139][ T4109] __x64_sys_mount+0x27f/0x300 [ 52.079915][ T4109] do_syscall_64+0x35/0xb0 [ 52.084352][ T4109] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.090288][ T4109] [ 52.092615][ T4109] Freed by task 4109: [ 52.096596][ T4109] kasan_save_stack+0x1e/0x40 [ 52.101284][ T4109] kasan_set_track+0x21/0x30 [ 52.105885][ T4109] kasan_set_free_info+0x20/0x30 [ 52.110827][ T4109] ____kasan_slab_free+0x166/0x1c0 [ 52.115939][ T4109] slab_free_freelist_hook+0x8b/0x1c0 [ 52.121332][ T4109] kmem_cache_free+0xe7/0x5b0 [ 52.126022][ T4109] kernfs_put.part.0+0x2c4/0x540 [ 52.130967][ T4109] kernfs_put+0x42/0x50 [ 52.135148][ T4109] __kernfs_remove+0x7a6/0xb50 [ 52.139922][ T4109] kernfs_remove_by_name_ns+0xa8/0x110 [ 52.145399][ T4109] sysfs_slab_add+0x13e/0x1e0 [ 52.150100][ T4109] __kmem_cache_create+0x542/0x6d0 [ 52.155576][ T4109] kmem_cache_create_usercopy+0x1f9/0x300 [ 52.161289][ T4109] p9_client_create+0xca5/0x1070 [ 52.166224][ T4109] v9fs_session_init+0x1e2/0x1810 [ 52.171279][ T4109] v9fs_mount+0xba/0xc90 [ 52.175543][ T4109] legacy_get_tree+0x105/0x220 [ 52.180314][ T4109] vfs_get_tree+0x89/0x2f0 [ 52.184715][ T4109] path_mount+0x1326/0x1e20 [ 52.189209][ T4109] __x64_sys_mount+0x27f/0x300 [ 52.193968][ T4109] do_syscall_64+0x35/0xb0 [ 52.198407][ T4109] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.204324][ T4109] [ 52.206663][ T4109] The buggy address belongs to the object at ffff888017169bc8 [ 52.206663][ T4109] which belongs to the cache kernfs_node_cache of size 168 [ 52.222120][ T4109] The buggy address is located 152 bytes inside of [ 52.222120][ T4109] 168-byte region [ffff888017169bc8, ffff888017169c70) [ 52.235418][ T4109] [ 52.237750][ T4109] The buggy address belongs to the physical page: [ 52.244163][ T4109] page:ffffea00005c5a40 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x17169 [ 52.254329][ T4109] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 52.261981][ T4109] raw: 00fff00000000200 ffffea00005d7f80 dead000000000003 ffff8880119d4c80 [ 52.270605][ T4109] raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000 [ 52.279193][ T4109] page dumped because: kasan: bad access detected [ 52.285613][ T4109] page_owner tracks the page as allocated [ 52.291331][ T4109] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 1, tgid 1 (swapper/0), ts 2072293630, free_ts 0 [ 52.307936][ T4109] get_page_from_freelist+0x109b/0x2ce0 [ 52.313490][ T4109] __alloc_pages+0x1c7/0x510 [ 52.318094][ T4109] alloc_page_interleave+0x1e/0x200 [ 52.323313][ T4109] alloc_pages+0x22f/0x270 [ 52.327724][ T4109] allocate_slab+0x228/0x370 [ 52.332327][ T4109] ___slab_alloc+0xad0/0x1440 [ 52.337007][ T4109] __slab_alloc.constprop.0+0x4d/0xa0 [ 52.342392][ T4109] kmem_cache_alloc+0x31c/0x3d0 [ 52.347244][ T4109] __kernfs_new_node+0xd4/0x8b0 [ 52.352125][ T4109] kernfs_create_dir_ns+0x9c/0x220 [ 52.357245][ T4109] internal_create_group+0x787/0xb10 [ 52.362540][ T4109] param_sysfs_init+0x342/0x43b [ 52.367403][ T4109] do_one_initcall+0xfe/0x650 [ 52.372076][ T4109] kernel_init_freeable+0x6ff/0x788 [ 52.377284][ T4109] kernel_init+0x1a/0x1d0 [ 52.381638][ T4109] ret_from_fork+0x1f/0x30 [ 52.386071][ T4109] page_owner free stack trace missing [ 52.391439][ T4109] [ 52.393757][ T4109] Memory state around the buggy address: [ 52.399382][ T4109] ffff888017169b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 52.407460][ T4109] ffff888017169b80: fb fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb [ 52.415539][ T4109] >ffff888017169c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc [ 52.423597][ T4109] ^ [ 52.430777][ T4109] ffff888017169c80: fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb fb [ 52.438825][ T4109] ffff888017169d00: fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc [ 52.446878][ T4109] ================================================================== [ 52.457006][ T4109] Kernel panic - not syncing: panic_on_warn set ... [ 52.463615][ T4109] CPU: 1 PID: 4109 Comm: syz-executor177 Not tainted 6.0.0-rc3-next-20220901-syzkaller #0 [ 52.473530][ T4109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 52.483592][ T4109] Call Trace: [ 52.486866][ T4109] [ 52.489797][ T4109] dump_stack_lvl+0xcd/0x134 [ 52.494389][ T4109] panic+0x2c8/0x622 [ 52.498319][ T4109] ? panic_print_sys_info.part.0+0x110/0x110 [ 52.504300][ T4109] ? preempt_schedule_common+0x59/0xc0 [ 52.509760][ T4109] ? preempt_schedule_thunk+0x16/0x18 [ 52.515145][ T4109] ? __kernfs_remove+0xa09/0xb50 [ 52.520090][ T4109] end_report.part.0+0x3f/0x7c [ 52.524863][ T4109] kasan_report.cold+0xa/0xf [ 52.529477][ T4109] ? __kernfs_remove+0xa09/0xb50 [ 52.534426][ T4109] __kernfs_remove+0xa09/0xb50 [ 52.539198][ T4109] ? wait_for_completion_io_timeout+0x20/0x20 [ 52.545296][ T4109] ? lock_downgrade+0x6e0/0x6e0 [ 52.550146][ T4109] ? kernfs_next_descendant_post+0x2f0/0x2f0 [ 52.556150][ T4109] ? kernfs_name_hash+0xf1/0x120 [ 52.561126][ T4109] kernfs_remove_by_name_ns+0xa8/0x110 [ 52.566597][ T4109] sysfs_slab_add+0x13e/0x1e0 [ 52.571281][ T4109] __kmem_cache_create+0x542/0x6d0 [ 52.576410][ T4109] kmem_cache_create_usercopy+0x1f9/0x300 [ 52.582140][ T4109] p9_client_create+0xca5/0x1070 [ 52.587094][ T4109] ? p9_client_rpc+0xce0/0xce0 [ 52.591880][ T4109] ? lockdep_init_map_type+0x21a/0x7f0 [ 52.597343][ T4109] ? __kasan_kmalloc+0xa9/0xd0 [ 52.602118][ T4109] ? __raw_spin_lock_init+0x36/0x110 [ 52.607410][ T4109] v9fs_session_init+0x1e2/0x1810 [ 52.612449][ T4109] ? lock_acquire+0x480/0x570 [ 52.617129][ T4109] ? rcu_read_lock_sched_held+0xd/0x70 [ 52.622587][ T4109] ? lock_release+0x560/0x780 [ 52.627267][ T4109] ? __kmem_cache_alloc_node+0x48/0x3d0 [ 52.632822][ T4109] ? lock_downgrade+0x6e0/0x6e0 [ 52.637675][ T4109] ? v9fs_show_options+0x780/0x780 [ 52.642807][ T4109] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 52.648449][ T4109] ? v9fs_mount+0x9b/0xc90 [ 52.652876][ T4109] v9fs_mount+0xba/0xc90 [ 52.657125][ T4109] ? __kmem_cache_alloc_node+0x1d8/0x3d0 [ 52.662765][ T4109] ? legacy_init_fs_context+0x40/0xe0 [ 52.668139][ T4109] ? v9fs_statfs+0x4d0/0x4d0 [ 52.672740][ T4109] ? apparmor_capable+0x1d8/0x460 [ 52.677776][ T4109] ? v9fs_statfs+0x4d0/0x4d0 [ 52.682371][ T4109] legacy_get_tree+0x105/0x220 [ 52.687136][ T4109] vfs_get_tree+0x89/0x2f0 [ 52.691550][ T4109] path_mount+0x1326/0x1e20 [ 52.696053][ T4109] ? kmem_cache_free+0xe7/0x5b0 [ 52.700913][ T4109] ? finish_automount+0x960/0x960 [ 52.705942][ T4109] ? putname+0xfe/0x140 [ 52.710097][ T4109] __x64_sys_mount+0x27f/0x300 [ 52.714859][ T4109] ? copy_mnt_ns+0xae0/0xae0 [ 52.719450][ T4109] ? _raw_spin_unlock_irq+0x2a/0x40 [ 52.724649][ T4109] ? ptrace_notify+0xfa/0x140 [ 52.729339][ T4109] do_syscall_64+0x35/0xb0 [ 52.733847][ T4109] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.739754][ T4109] RIP: 0033:0x7f4c60767de9 [ 52.744169][ T4109] 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 [ 52.763778][ T4109] RSP: 002b:00007ffe2a7a85f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 52.772188][ T4109] RAX: ffffffffffffffda RBX: 00007ffe2a7a8630 RCX: 00007f4c60767de9 [ 52.780261][ T4109] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 0000000000000000 [ 52.789272][ T4109] RBP: 0000000000000000 R08: 0000000020000140 R09: 000000000000c8f9 [ 52.797241][ T4109] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000f4240 [ 52.805212][ T4109] R13: 000000000000c8f9 R14: 00007ffe2a7a861c R15: 00007ffe2a7a8620 [ 52.813186][ T4109] [ 52.816357][ T4109] Kernel Offset: disabled [ 52.820673][ T4109] Rebooting in 86400 seconds..