./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3870401123 <...> DUID 00:04:9b:41:e3:df:54:6f:ca:1f:62:a0:1b:7c:64:71:74:ce forked to background, child pid 3184 [ 25.397402][ T3185] 8021q: adding VLAN 0 to HW filter on device bond0 [ 25.408125][ T3185] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.127' (ECDSA) to the list of known hosts. execve("./syz-executor3870401123", ["./syz-executor3870401123"], 0x7ffe2a388010 /* 10 vars */) = 0 brk(NULL) = 0x555556511000 brk(0x555556511c40) = 0x555556511c40 arch_prctl(ARCH_SET_FS, 0x555556511300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3870401123", 4096) = 28 brk(0x555556532c40) = 0x555556532c40 brk(0x555556533000) = 0x555556533000 mprotect(0x7fe9a6aa0000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3614 attached , child_tidptr=0x5555565115d0) = 3614 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3615 attached [pid 3613] <... clone resumed>, child_tidptr=0x5555565115d0) = 3615 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... clone resumed>, child_tidptr=0x5555565115d0) = 3616 ./strace-static-x86_64: Process 3616 attached ./strace-static-x86_64: Process 3617 attached [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... clone resumed>, child_tidptr=0x5555565115d0) = 3617 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... prctl resumed>) = 0 [pid 3616] setpgid(0, 0) = 0 [pid 3616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3613] <... clone resumed>, child_tidptr=0x5555565115d0) = 3618 [pid 3616] <... openat resumed>) = 3 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] write(3, "1000", 4) = 4 [pid 3616] close(3) = 0 [pid 3616] mkdir("./file0", 000 [pid 3613] <... clone resumed>, child_tidptr=0x5555565115d0) = 3619 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3620 attached ./strace-static-x86_64: Process 3619 attached ./strace-static-x86_64: Process 3618 attached [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 3621 attached [pid 3616] pipe2( [pid 3615] <... clone resumed>, child_tidptr=0x5555565115d0) = 3620 [pid 3613] <... clone resumed>, child_tidptr=0x5555565115d0) = 3621 [pid 3616] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3617] <... clone resumed>, child_tidptr=0x5555565115d0) = 3622 [pid 3616] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache,"./strace-static-x86_64: Process 3623 attached ./strace-static-x86_64: Process 3622 attached [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3620] <... prctl resumed>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3624 attached [pid 3622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3620] setpgid(0, 0 [pid 3619] <... clone resumed>, child_tidptr=0x5555565115d0) = 3623 [pid 3624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3622] <... prctl resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x5555565115d0) = 3624 [pid 3620] <... setpgid resumed>) = 0 [pid 3618] <... clone resumed>, child_tidptr=0x5555565115d0) = 3625 [pid 3624] <... prctl resumed>) = 0 [pid 3622] setpgid(0, 0 [pid 3620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3624] setpgid(0, 0 [pid 3622] <... setpgid resumed>) = 0 [pid 3620] <... openat resumed>) = 3 [pid 3624] <... setpgid resumed>) = 0 [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3620] write(3, "1000", 4 [pid 3624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3623] <... prctl resumed>) = 0 [pid 3622] <... openat resumed>) = 3 [pid 3620] <... write resumed>) = 4 ./strace-static-x86_64: Process 3625 attached [pid 3624] <... openat resumed>) = 3 [pid 3623] setpgid(0, 0 [pid 3622] write(3, "1000", 4 [pid 3620] close(3 [pid 3625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3624] write(3, "1000", 4 [pid 3623] <... setpgid resumed>) = 0 [pid 3622] <... write resumed>) = 4 [pid 3620] <... close resumed>) = 0 [pid 3625] <... prctl resumed>) = 0 [pid 3624] <... write resumed>) = 4 [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3622] close(3 [pid 3620] mkdir("./file0", 000 [pid 3625] setpgid(0, 0 [pid 3624] close(3 [pid 3623] <... openat resumed>) = 3 [pid 3622] <... close resumed>) = 0 [pid 3620] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3625] <... setpgid resumed>) = 0 [pid 3624] <... close resumed>) = 0 [pid 3623] write(3, "1000", 4 [pid 3622] mkdir("./file0", 000 [pid 3620] pipe2( [pid 3625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3624] mkdir("./file0", 000 [pid 3623] <... write resumed>) = 4 [pid 3622] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3620] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3625] <... openat resumed>) = 3 [pid 3624] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3623] close(3 [pid 3622] pipe2( [pid 3620] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3625] write(3, "1000", 4 [pid 3624] pipe2( [pid 3623] <... close resumed>) = 0 [pid 3622] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3625] <... write resumed>) = 4 [pid 3624] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3623] mkdir("./file0", 000 [pid 3622] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3625] close(3 [pid 3624] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3623] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3625] <... close resumed>) = 0 [pid 3623] pipe2( [pid 3625] mkdir("./file0", 000 [pid 3623] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3625] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3623] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3625] pipe2([3, 4], 0) = 0 [pid 3625] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3616] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3616] exit_group(0) = ? [pid 3616] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3616, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3629 ./strace-static-x86_64: Process 3629 attached [pid 3625] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3629] prctl(PR_SET_PDEATHSIG, SIGKILL syzkaller login: [ 42.667894][ T3622] Cache volume key already in use (9p,(null),) [ 42.669180][ T3623] Cache volume key already in use (9p,(null),) [ 42.674314][ T3624] Cache volume key already in use (9p,(null),) [ 42.686615][ T3625] Cache volume key already in use (9p,(null),) [ 42.694842][ T3620] Cache volume key already in use (9p,(null),) [pid 3625] exit_group(0 [pid 3629] <... prctl resumed>) = 0 [pid 3625] <... exit_group resumed>) = ? [pid 3629] setpgid(0, 0 [pid 3625] +++ exited with 0 +++ [pid 3629] <... setpgid resumed>) = 0 [pid 3629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3625, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3629] <... openat resumed>) = 3 [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3629] write(3, "1000", 4 [pid 3618] <... restart_syscall resumed>) = 0 [pid 3629] <... write resumed>) = 4 [pid 3629] close(3) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3629] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3618] <... clone resumed>, child_tidptr=0x5555565115d0) = 3630 [pid 3629] pipe2([3, 4], 0) = 0 [pid 3629] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache,"./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", 000) = -1 EEXIST (File exists) [pid 3630] pipe2([3, 4], 0) = 0 [pid 3630] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3620] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3620] exit_group(0) = ? [pid 3620] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3620, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3631 ./strace-static-x86_64: Process 3631 attached [pid 3631] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3631] setpgid(0, 0 [pid 3624] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3624] exit_group(0) = ? [pid 3624] +++ exited with 0 +++ [pid 3631] <... setpgid resumed>) = 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 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3624, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3631] <... close resumed>) = 0 [pid 3631] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3631] pipe2([3, 4], 0) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3631] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3621] <... clone resumed>, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3632] pipe2([3, 4], 0) = 0 [pid 3632] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3623] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3623] exit_group(0) = ? [pid 3623] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3623, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3633] pipe2([3, 4], 0) = 0 [pid 3633] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3622] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3622] exit_group(0) = ? [pid 3622] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3622, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3634] pipe2([3, 4], 0) = 0 [ 42.878803][ T3633] Cache volume key already in use (9p,(null),) [ 42.881808][ T3630] Cache volume key already in use (9p,(null),) [ 42.891840][ T3631] Cache volume key already in use (9p,(null),) [ 42.900702][ T3632] Cache volume key already in use (9p,(null),) [pid 3634] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3633] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3633] exit_group(0) = ? [pid 3633] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3633, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3635] pipe2([3, 4], 0) = 0 [pid 3635] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3629] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3629] exit_group(0) = ? [pid 3629] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3629, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3636 attached [pid 3636] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] <... clone resumed>, child_tidptr=0x5555565115d0) = 3636 [pid 3636] <... prctl resumed>) = 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", 000) = -1 EEXIST (File exists) [pid 3636] pipe2([3, 4], 0) = 0 [pid 3636] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3632] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3632] exit_group(0) = ? [pid 3632] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3632, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3637] pipe2([3, 4], 0) = 0 [pid 3637] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3631] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3631] exit_group(0) = ? [pid 3631] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3631, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3638] pipe2([3, 4], 0) = 0 [pid 3638] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3630] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3630] exit_group(0) = ? [pid 3630] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3630, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3639] pipe2([3, 4], 0) = 0 [ 43.106319][ T3638] Cache volume key already in use (9p,(null),) [ 43.109203][ T3635] Cache volume key already in use (9p,(null),) [ 43.123356][ T3636] Cache volume key already in use (9p,(null),) [ 43.130896][ T3637] Cache volume key already in use (9p,(null),) [pid 3639] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3634] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3634] exit_group(0) = ? [pid 3634] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3634, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3617] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3640 attached , child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3640] pipe2([3, 4], 0) = 0 [pid 3640] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3638] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3638] exit_group(0) = ? [pid 3638] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3641] pipe2([3, 4], 0) = 0 [pid 3641] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3637] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3637] exit_group(0) = ? [pid 3637] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3637, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3621] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3642] pipe2([3, 4], 0) = 0 [pid 3642] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3636] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3636] exit_group(0) = ? [pid 3636] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3636, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3643] pipe2([3, 4], 0) = 0 [pid 3643] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3635] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3635] exit_group(0) = ? [pid 3635] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3635, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3619] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3644] pipe2([3, 4], 0) = 0 [ 43.372769][ T3640] Cache volume key already in use (9p,(null),) [ 43.381261][ T3641] Cache volume key already in use (9p,(null),) [ 43.381810][ T3643] Cache volume key already in use (9p,(null),) [ 43.391607][ T3642] Cache volume key already in use (9p,(null),) [pid 3644] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3639] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3639] exit_group(0) = ? [pid 3639] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3639, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3645 attached , child_tidptr=0x5555565115d0) = 3645 [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", 000) = -1 EEXIST (File exists) [pid 3645] pipe2([3, 4], 0) = 0 [pid 3645] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3643] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3643] exit_group(0) = ? [pid 3643] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3643, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3646] pipe2([3, 4], 0) = 0 [pid 3646] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3641] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3641] exit_group(0) = ? [pid 3641] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3647] pipe2([3, 4], 0) = 0 [pid 3647] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3642] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3642] exit_group(0) = ? [pid 3642] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3648] pipe2([3, 4], 0) = 0 [pid 3648] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3640] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3640] exit_group(0) = ? [pid 3640] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3640, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3617] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3649] pipe2([3, 4], 0) = 0 [ 43.602577][ T3645] Cache volume key already in use (9p,(null),) [ 43.611181][ T3646] Cache volume key already in use (9p,(null),) [pid 3649] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3644] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3644] exit_group(0) = ? [pid 3644] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3650] pipe2([3, 4], 0) = 0 [pid 3650] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3646] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3646] exit_group(0) = ? [pid 3646] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3646, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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 [ 43.670838][ T3648] Cache volume key already in use (9p,(null),) [pid 3651] close(3) = 0 [pid 3651] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3651] pipe2([3, 4], 0) = 0 [pid 3651] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3645] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3645] exit_group(0) = ? [pid 3645] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3652] pipe2([3, 4], 0) = 0 [pid 3647] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3652] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3647] exit_group(0) = ? [pid 3647] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3653 attached , child_tidptr=0x5555565115d0) = 3653 [pid 3653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3653] setpgid(0, 0) = 0 [pid 3653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3653] write(3, "1000", 4) = 4 [pid 3653] close(3) = 0 [pid 3653] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3653] pipe2([3, 4], 0) = 0 [ 43.742681][ T3649] Cache volume key already in use (9p,(null),) [pid 3653] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3648] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3648] exit_group(0) = ? [pid 3648] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3648, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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 [pid 3649] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3649] exit_group(0) = ? [pid 3654] <... write resumed>) = 4 [pid 3654] close(3) = 0 [pid 3649] +++ exited with 0 +++ [pid 3654] mkdir("./file0", 000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3649, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3654] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 3654] pipe2( [pid 3617] <... restart_syscall resumed>) = 0 [pid 3654] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3654] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3655 ./strace-static-x86_64: Process 3655 attached [pid 3655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3655] setpgid(0, 0 [pid 3650] <... mount resumed>) = -1 EFAULT (Bad address) [ 43.831202][ T3651] Cache volume key already in use (9p,(null),) [ 43.859494][ T3652] Cache volume key already in use (9p,(null),) [ 43.871297][ T3653] Cache volume key already in use (9p,(null),) [pid 3655] <... setpgid resumed>) = 0 [pid 3650] exit_group(0 [pid 3655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3650] <... exit_group resumed>) = ? [pid 3655] <... openat resumed>) = 3 [pid 3655] write(3, "1000", 4) = 4 [pid 3655] close(3 [pid 3650] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3655] <... close resumed>) = 0 [pid 3655] mkdir("./file0", 000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3655] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3619] <... clone resumed>, child_tidptr=0x5555565115d0) = 3656 [pid 3655] pipe2([3, 4], 0) = 0 [pid 3655] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache,"./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", 000) = -1 EEXIST (File exists) [pid 3656] pipe2([3, 4], 0) = 0 [pid 3656] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3651] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3651] exit_group(0) = ? [pid 3651] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3651, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3657 ./strace-static-x86_64: Process 3657 attached [pid 3657] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3657] setpgid(0, 0) = 0 [pid 3652] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3652] exit_group(0) = ? [pid 3652] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3652, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3657] <... openat resumed>) = 3 [pid 3657] write(3, "1000", 4) = 4 [pid 3657] close(3) = 0 [pid 3657] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3657] pipe2([3, 4], 0) = 0 [pid 3657] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3618] <... clone resumed>, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3658] pipe2([3, 4], 0) = 0 [pid 3658] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3653] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3653] exit_group(0) = ? [pid 3653] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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 [ 44.048505][ T3655] Cache volume key already in use (9p,(null),) [ 44.055365][ T3656] Cache volume key already in use (9p,(null),) [ 44.064596][ T3657] Cache volume key already in use (9p,(null),) [pid 3659] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3659] pipe2([3, 4], 0) = 0 [pid 3659] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3654] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3654] exit_group(0) = ? [pid 3654] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3654, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3660 [pid 3655] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3655] exit_group(0) = ? [pid 3655] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3655, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 3660 attached [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3617] <... restart_syscall resumed>) = 0 [pid 3660] <... prctl resumed>) = 0 [pid 3660] setpgid(0, 0) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3617] <... clone resumed>, child_tidptr=0x5555565115d0) = 3661 [pid 3660] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3661 attached [pid 3660] write(3, "1000", 4 [pid 3661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3660] <... write resumed>) = 4 [pid 3661] <... prctl resumed>) = 0 [pid 3660] close(3 [pid 3661] setpgid(0, 0 [pid 3660] <... close resumed>) = 0 [pid 3661] <... setpgid resumed>) = 0 [pid 3660] mkdir("./file0", 000 [pid 3661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3660] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3661] <... openat resumed>) = 3 [pid 3660] pipe2( [pid 3661] write(3, "1000", 4 [pid 3660] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3661] <... write resumed>) = 4 [pid 3660] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3661] close(3) = 0 [pid 3661] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3661] pipe2([3, 4], 0) = 0 [ 44.100894][ T3658] Cache volume key already in use (9p,(null),) [pid 3661] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3657] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3657] exit_group(0) = ? [pid 3657] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3657, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3662 attached , child_tidptr=0x5555565115d0) = 3662 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0 [pid 3656] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3656] exit_group(0) = ? [pid 3662] <... setpgid resumed>) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3656] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3662] <... openat resumed>) = 3 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3663 [pid 3662] write(3, "1000", 4./strace-static-x86_64: Process 3663 attached ) = 4 [pid 3663] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] close(3) = 0 [pid 3663] setpgid(0, 0) = 0 [pid 3663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3663] write(3, "1000", 4) = 4 [pid 3663] close(3) = 0 [pid 3662] mkdir("./file0", 000 [pid 3658] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3662] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3662] pipe2([3, 4], 0) = 0 [pid 3658] exit_group(0 [pid 3663] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3663] pipe2([3, 4], 0) = 0 [pid 3663] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3662] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3658] <... exit_group resumed>) = ? [pid 3658] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3658, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3664 ./strace-static-x86_64: Process 3664 attached [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3664] setpgid(0, 0) = 0 [ 44.226934][ T3659] Cache volume key already in use (9p,(null),) [ 44.231255][ T3660] Cache volume key already in use (9p,(null),) [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", 000 [pid 3661] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3664] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3664] pipe2( [pid 3661] exit_group(0 [pid 3664] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3661] <... exit_group resumed>) = ? [pid 3664] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3661] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [ 44.276151][ T3662] Cache volume key already in use (9p,(null),) [ 44.283485][ T3663] Cache volume key already in use (9p,(null),) [pid 3665] pipe2([3, 4], 0) = 0 [pid 3659] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3665] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3659] exit_group(0) = ? [pid 3659] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3660] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3666] pipe2( [pid 3660] exit_group(0 [pid 3666] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3660] <... exit_group resumed>) = ? [pid 3666] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3660] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3660, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3667] pipe2([3, 4], 0) = 0 [pid 3667] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3662] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3662] exit_group(0) = ? [pid 3662] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3668] pipe2([3, 4], 0) = 0 [pid 3668] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3663] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3663] exit_group(0) = ? [pid 3663] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3663, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3619] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3669] pipe2([3, 4], 0) = 0 [pid 3669] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3664] <... mount resumed>) = -1 EFAULT (Bad address) [ 44.444182][ T3666] Cache volume key already in use (9p,(null),) [ 44.451313][ T3665] Cache volume key already in use (9p,(null),) [ 44.458389][ T3667] Cache volume key already in use (9p,(null),) [ 44.467048][ T3668] Cache volume key already in use (9p,(null),) [pid 3664] exit_group(0) = ? [pid 3664] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3670] pipe2([3, 4], 0) = 0 [pid 3670] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3666] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3666] exit_group(0) = ? [pid 3666] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3666, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3671] pipe2([3, 4], 0) = 0 [pid 3671] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3667] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3667] exit_group(0) = ? [pid 3667] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3667, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3672] pipe2([3, 4], 0) = 0 [pid 3672] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3665] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3665] exit_group(0) = ? [pid 3665] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3673] pipe2([3, 4], 0) = 0 [pid 3673] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3668] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3668] exit_group(0) = ? [pid 3668] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3668, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3674 ./strace-static-x86_64: Process 3674 attached [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3674] setpgid(0, 0) = 0 [ 44.676647][ T3670] Cache volume key already in use (9p,(null),) [ 44.679636][ T3673] Cache volume key already in use (9p,(null),) [ 44.683330][ T3671] Cache volume key already in use (9p,(null),) [ 44.689190][ T3672] Cache volume key already in use (9p,(null),) [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3670] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3674] write(3, "1000", 4 [pid 3670] exit_group(0 [pid 3674] <... write resumed>) = 4 [pid 3670] <... exit_group resumed>) = ? [pid 3674] close(3 [pid 3670] +++ exited with 0 +++ [pid 3674] <... close resumed>) = 0 [pid 3674] mkdir("./file0", 000 [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3670, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3674] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3618] restart_syscall(<... resuming interrupted clone ...> [pid 3674] pipe2( [pid 3618] <... restart_syscall resumed>) = 0 [pid 3674] <... pipe2 resumed>[3, 4], 0) = 0 [pid 3674] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3675 ./strace-static-x86_64: Process 3675 attached [pid 3669] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3669] exit_group(0 [pid 3675] <... prctl resumed>) = 0 [pid 3669] <... exit_group resumed>) = ? [pid 3675] setpgid(0, 0 [pid 3669] +++ exited with 0 +++ [pid 3675] <... setpgid resumed>) = 0 [pid 3675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3669, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3675] <... openat resumed>) = 3 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3675] write(3, "1000", 4) = 4 [pid 3619] <... clone resumed>, child_tidptr=0x5555565115d0) = 3676 [pid 3675] close(3) = 0 [pid 3675] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3675] pipe2([3, 4], 0) = 0 [pid 3675] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache,"./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", 000) = -1 EEXIST (File exists) [pid 3676] pipe2([3, 4], 0) = 0 [pid 3676] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3671] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3671] exit_group(0) = ? [pid 3671] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000 [pid 3673] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3677] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3673] exit_group(0 [pid 3677] pipe2([3, 4], 0) = 0 [pid 3673] <... exit_group resumed>) = ? [pid 3677] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3673] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3673, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3617] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3678 [pid 3672] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3672] exit_group(0) = ? [pid 3672] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3672, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- ./strace-static-x86_64: Process 3678 attached [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3679 [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", 000) = -1 EEXIST (File exists) ./strace-static-x86_64: Process 3679 attached [pid 3678] pipe2([3, 4], 0) = 0 [pid 3679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3678] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3679] <... prctl resumed>) = 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", 000) = -1 EEXIST (File exists) [pid 3679] pipe2([3, 4], 0) = 0 [ 44.878574][ T3675] Cache volume key already in use (9p,(null),) [ 44.885512][ T3676] Cache volume key already in use (9p,(null),) [ 44.893307][ T3677] Cache volume key already in use (9p,(null),) [ 44.899401][ T3678] Cache volume key already in use (9p,(null),) [pid 3679] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3674] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3674] exit_group(0) = ? [pid 3674] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3680 ./strace-static-x86_64: Process 3680 attached [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3680] setpgid(0, 0) = 0 [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3680] write(3, "1000", 4) = 4 [pid 3680] close(3) = 0 [pid 3680] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3680] pipe2([3, 4], 0) = 0 [pid 3680] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3677] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3677] exit_group(0) = ? [pid 3677] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3681 ./strace-static-x86_64: Process 3681 attached [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3681] setpgid(0, 0) = 0 [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3681] write(3, "1000", 4) = 4 [pid 3681] close(3) = 0 [pid 3681] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3681] pipe2([3, 4], 0) = 0 [pid 3681] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3675] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3675] exit_group(0) = ? [pid 3675] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3675, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3682 ./strace-static-x86_64: Process 3682 attached [pid 3682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3682] setpgid(0, 0) = 0 [pid 3682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3682] write(3, "1000", 4) = 4 [pid 3682] close(3) = 0 [pid 3682] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3682] pipe2([3, 4], 0) = 0 [pid 3682] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3678] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3678] exit_group(0) = ? [pid 3678] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3678, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3617] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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", 000) = -1 EEXIST (File exists) [pid 3683] pipe2([3, 4], 0) = 0 [pid 3683] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3676] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3676] exit_group(0) = ? [pid 3676] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3684 ./strace-static-x86_64: Process 3684 attached [pid 3684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3684] setpgid(0, 0) = 0 [pid 3684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3684] write(3, "1000", 4) = 4 [pid 3684] close(3) = 0 [pid 3684] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3684] pipe2([3, 4], 0) = 0 [ 45.153514][ T3680] Cache volume key already in use (9p,(null),) [ 45.189356][ T3681] Cache volume key already in use (9p,(null),) [ 45.195877][ T3682] Cache volume key already in use (9p,(null),) [pid 3684] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3679] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3679] exit_group(0) = ? [pid 3679] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3679, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3621] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3685 ./strace-static-x86_64: Process 3685 attached [pid 3685] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3685] setpgid(0, 0) = 0 [pid 3685] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 45.200947][ T3683] Cache volume key already in use (9p,(null),) [pid 3685] write(3, "1000", 4) = 4 [pid 3685] close(3) = 0 [pid 3685] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3685] pipe2([3, 4], 0) = 0 [pid 3685] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3680] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3680] exit_group(0) = ? [pid 3680] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3686 attached , child_tidptr=0x5555565115d0) = 3686 [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", 000) = -1 EEXIST (File exists) [pid 3686] pipe2([3, 4], 0) = 0 [pid 3686] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3684] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3684] exit_group(0) = ? [pid 3684] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3684, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3619] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3687 ./strace-static-x86_64: Process 3687 attached [pid 3687] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3687] setpgid(0, 0) = 0 [pid 3687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3687] write(3, "1000", 4) = 4 [pid 3687] close(3) = 0 [pid 3687] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3687] pipe2([3, 4], 0) = 0 [pid 3687] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3682] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3682] exit_group(0) = ? [pid 3682] +++ exited with 0 +++ [pid 3618] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3618] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3618] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3688 ./strace-static-x86_64: Process 3688 attached [pid 3688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3688] setpgid(0, 0) = 0 [pid 3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3688] write(3, "1000", 4) = 4 [pid 3688] close(3) = 0 [pid 3688] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3688] pipe2([3, 4], 0) = 0 [pid 3688] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3681] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3681] exit_group(0) = ? [pid 3681] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3681, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 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) = 4 [pid 3689] close(3) = 0 [pid 3689] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3689] pipe2([3, 4], 0) = 0 [ 45.401756][ T3685] ================================================================== [ 45.409863][ T3685] BUG: KASAN: use-after-free in __kernfs_remove+0xf2d/0x1180 [ 45.417274][ T3685] Read of size 2 at addr ffff8880754ead48 by task syz-executor387/3685 [ 45.425512][ T3685] [ 45.427828][ T3685] CPU: 0 PID: 3685 Comm: syz-executor387 Not tainted 6.0.0-rc3-syzkaller-00299-gd895ec7938c4 #0 [ 45.438247][ T3685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 45.448297][ T3685] Call Trace: [ 45.451568][ T3685] [ 45.454491][ T3685] dump_stack_lvl+0x1e3/0x2cb [ 45.459173][ T3685] ? io_alloc_page_table+0x110/0x110 [ 45.464444][ T3685] ? _printk+0xcf/0x10f [ 45.468589][ T3685] ? __wake_up_klogd+0xd6/0x100 [ 45.473425][ T3685] ? __wake_up_klogd+0xcd/0x100 [ 45.478259][ T3685] ? panic+0x76b/0x76b [ 45.482329][ T3685] ? _printk+0xcf/0x10f [ 45.486558][ T3685] print_address_description+0x65/0x4b0 [ 45.492092][ T3685] print_report+0x108/0x220 [ 45.496592][ T3685] ? kernfs_put+0x340/0x490 [ 45.501081][ T3685] ? kmem_cache_free+0x95/0x1d0 [ 45.505921][ T3685] ? __kernfs_remove+0xf2d/0x1180 [ 45.510935][ T3685] kasan_report+0xfb/0x130 [ 45.515338][ T3685] ? __kernfs_remove+0xf2d/0x1180 [ 45.520369][ T3685] __kernfs_remove+0xf2d/0x1180 [ 45.525208][ T3685] ? kernfs_iop_rename+0x7d0/0x7d0 [ 45.530317][ T3685] ? kernfs_find_ns+0x4d6/0x550 [ 45.535165][ T3685] kernfs_remove_by_name_ns+0x96/0xe0 [ 45.540525][ T3685] sysfs_slab_add+0x54/0x270 [ 45.545122][ T3685] __kmem_cache_create+0x34/0x170 [ 45.550135][ T3685] kmem_cache_create_usercopy+0x1a6/0x340 [ 45.555846][ T3685] p9_client_create+0xbbe/0x1030 [ 45.560780][ T3685] ? do_trace_9p_fid_put+0x20/0x20 [ 45.565876][ T3685] ? lockdep_softirqs_off+0x420/0x420 [ 45.571243][ T3685] ? __raw_spin_lock_init+0x41/0x100 [ 45.576518][ T3685] v9fs_session_init+0x1e3/0x1990 [ 45.581534][ T3685] ? v9fs_show_options+0x600/0x600 [ 45.586634][ T3685] ? kmem_cache_alloc_trace+0x97/0x310 [ 45.592092][ T3685] ? v9fs_mount+0xae/0xcb0 [ 45.596508][ T3685] v9fs_mount+0xd2/0xcb0 [ 45.600745][ T3685] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 45.606117][ T3685] ? legacy_init_fs_context+0x4d/0xb0 [ 45.611486][ T3685] ? smack_sb_eat_lsm_opts+0x34d/0x990 [ 45.616934][ T3685] ? cap_capable+0x1b5/0x250 [ 45.621508][ T3685] legacy_get_tree+0xea/0x180 [ 45.626196][ T3685] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 45.631559][ T3685] vfs_get_tree+0x88/0x270 [ 45.635961][ T3685] do_new_mount+0x289/0xad0 [ 45.640450][ T3685] ? do_move_mount_old+0x160/0x160 [ 45.645549][ T3685] ? user_path_at_empty+0x149/0x1a0 [ 45.650737][ T3685] __se_sys_mount+0x2e3/0x3d0 [ 45.655399][ T3685] ? __x64_sys_mount+0xc0/0xc0 [ 45.660146][ T3685] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 45.666117][ T3685] ? __x64_sys_mount+0x1c/0xc0 [ 45.670866][ T3685] do_syscall_64+0x2b/0x70 [ 45.675267][ T3685] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 45.681147][ T3685] RIP: 0033:0x7fe9a6a33179 [ 45.685550][ T3685] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 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 [ 45.705234][ T3685] RSP: 002b:00007ffd18e4cf58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 45.713633][ T3685] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fe9a6a33179 [ 45.721606][ T3685] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 0000000000000000 [ 45.729562][ T3685] RBP: 0000000000000000 R08: 0000000020000400 R09: 0000000000000001 [ 45.737517][ T3685] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000af33 [ 45.745560][ T3685] R13: 00007ffd18e4cf6c R14: 00007ffd18e4cf80 R15: 00007ffd18e4cf70 [ 45.753524][ T3685] [ 45.756530][ T3685] [ 45.758839][ T3685] Allocated by task 3683: [ 45.763147][ T3685] __kasan_slab_alloc+0xb2/0xe0 [ 45.767999][ T3685] kmem_cache_alloc+0x1a6/0x310 [ 45.772833][ T3685] __kernfs_new_node+0xdb/0x730 [ 45.777669][ T3685] kernfs_create_dir_ns+0x90/0x220 [ 45.782766][ T3685] sysfs_create_dir_ns+0x181/0x390 [ 45.787860][ T3685] kobject_add_internal+0x6dd/0xd10 [ 45.793044][ T3685] kobject_init_and_add+0x123/0x190 [ 45.798232][ T3685] sysfs_slab_add+0x140/0x270 [ 45.802891][ T3685] __kmem_cache_create+0x34/0x170 [ 45.807899][ T3685] kmem_cache_create_usercopy+0x1a6/0x340 [ 45.813615][ T3685] p9_client_create+0xbbe/0x1030 [ 45.818544][ T3685] v9fs_session_init+0x1e3/0x1990 [ 45.823553][ T3685] v9fs_mount+0xd2/0xcb0 [ 45.827788][ T3685] legacy_get_tree+0xea/0x180 [ 45.832553][ T3685] vfs_get_tree+0x88/0x270 [ 45.836952][ T3685] do_new_mount+0x289/0xad0 [ 45.841438][ T3685] __se_sys_mount+0x2e3/0x3d0 [ 45.846100][ T3685] do_syscall_64+0x2b/0x70 [ 45.850501][ T3685] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 45.856380][ T3685] [ 45.858689][ T3685] Freed by task 3685: [ 45.862649][ T3685] kasan_set_track+0x4c/0x70 [ 45.867229][ T3685] kasan_set_free_info+0x1f/0x40 [ 45.872147][ T3685] ____kasan_slab_free+0xd8/0x120 [ 45.877153][ T3685] slab_free_freelist_hook+0x12e/0x1a0 [ 45.882595][ T3685] kmem_cache_free+0x95/0x1d0 [ 45.887253][ T3685] kernfs_put+0x340/0x490 [ 45.891747][ T3685] __kernfs_remove+0xec0/0x1180 [ 45.896582][ T3685] kernfs_remove_by_name_ns+0x96/0xe0 [ 45.901938][ T3685] sysfs_slab_add+0x54/0x270 [ 45.906512][ T3685] __kmem_cache_create+0x34/0x170 [ 45.911519][ T3685] kmem_cache_create_usercopy+0x1a6/0x340 [ 45.917228][ T3685] p9_client_create+0xbbe/0x1030 [ 45.922149][ T3685] v9fs_session_init+0x1e3/0x1990 [ 45.927156][ T3685] v9fs_mount+0xd2/0xcb0 [ 45.931381][ T3685] legacy_get_tree+0xea/0x180 [ 45.936040][ T3685] vfs_get_tree+0x88/0x270 [ 45.940452][ T3685] do_new_mount+0x289/0xad0 [ 45.944937][ T3685] __se_sys_mount+0x2e3/0x3d0 [ 45.949595][ T3685] do_syscall_64+0x2b/0x70 [ 45.953997][ T3685] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 45.959887][ T3685] [ 45.962203][ T3685] The buggy address belongs to the object at ffff8880754eacb0 [ 45.962203][ T3685] which belongs to the cache kernfs_node_cache of size 168 [ 45.976757][ T3685] The buggy address is located 152 bytes inside of [ 45.976757][ T3685] 168-byte region [ffff8880754eacb0, ffff8880754ead58) [ 45.990013][ T3685] [ 45.992327][ T3685] The buggy address belongs to the physical page: [ 45.998724][ T3685] page:ffffea0001d53a80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x754ea [ 46.008859][ T3685] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 46.016400][ T3685] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888140007c80 [ 46.024967][ T3685] raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000 [ 46.033528][ T3685] page dumped because: kasan: bad access detected [ 46.039920][ T3685] page_owner tracks the page as allocated [ 46.045614][ T3685] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 3684, tgid 3684 (syz-executor387), ts 45187702707, free_ts 45161394311 [ 46.064173][ T3685] get_page_from_freelist+0x72b/0x7a0 [ 46.069537][ T3685] __alloc_pages+0x259/0x560 [ 46.074108][ T3685] alloc_slab_page+0x70/0xf0 [ 46.078768][ T3685] allocate_slab+0x5e/0x520 [ 46.083261][ T3685] ___slab_alloc+0x42e/0xce0 [ 46.087833][ T3685] kmem_cache_alloc+0x25d/0x310 [ 46.092667][ T3685] __kernfs_new_node+0xdb/0x730 [ 46.097502][ T3685] kernfs_new_node+0x95/0x160 [ 46.102161][ T3685] __kernfs_create_file+0x45/0x2e0 [ 46.107261][ T3685] sysfs_add_file_mode_ns+0x21d/0x330 [ 46.112617][ T3685] internal_create_group+0x55c/0xf50 [ 46.117886][ T3685] sysfs_slab_add+0x162/0x270 [ 46.122555][ T3685] __kmem_cache_create+0x34/0x170 [ 46.127566][ T3685] kmem_cache_create_usercopy+0x1a6/0x340 [ 46.133273][ T3685] p9_client_create+0xbbe/0x1030 [ 46.138199][ T3685] v9fs_session_init+0x1e3/0x1990 [ 46.143224][ T3685] page last free stack trace: [ 46.147966][ T3685] free_pcp_prepare+0x812/0x900 [ 46.152799][ T3685] free_unref_page+0x7d/0x630 [ 46.157468][ T3685] qlist_free_all+0x2b/0x70 [ 46.162046][ T3685] kasan_quarantine_reduce+0x169/0x180 [ 46.167575][ T3685] __kasan_slab_alloc+0x2f/0xe0 [ 46.172408][ T3685] kmem_cache_alloc+0x1a6/0x310 [ 46.177244][ T3685] p9_client_prepare_req+0xb2/0x980 [ 46.182425][ T3685] p9_client_rpc+0x139/0xa60 [ 46.186997][ T3685] p9_client_clunk+0x6e/0x250 [ 46.191661][ T3685] v9fs_mount+0xa4f/0xcb0 [ 46.195979][ T3685] legacy_get_tree+0xea/0x180 [ 46.200640][ T3685] vfs_get_tree+0x88/0x270 [ 46.205055][ T3685] do_new_mount+0x289/0xad0 [ 46.209568][ T3685] __se_sys_mount+0x2e3/0x3d0 [ 46.214244][ T3685] do_syscall_64+0x2b/0x70 [ 46.218657][ T3685] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 46.224540][ T3685] [ 46.226847][ T3685] Memory state around the buggy address: [ 46.232481][ T3685] ffff8880754eac00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc [ 46.240523][ T3685] ffff8880754eac80: fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb fb [pid 3689] mount(NULL, "./file0", "9p", 0, "trans=fd,rfdno=0x0000000000000003,wfdno=0x0000000000000004,cache=fscache," [pid 3683] <... mount resumed>) = -1 EFAULT (Bad address) [pid 3683] exit_group(0) = ? [pid 3683] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3683, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555565115d0) = 3690 ./strace-static-x86_64: Process 3690 attached [pid 3690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3690] setpgid(0, 0) = 0 [pid 3690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3690] write(3, "1000", 4) = 4 [pid 3690] close(3) = 0 [pid 3690] mkdir("./file0", 000) = -1 EEXIST (File exists) [pid 3690] pipe2([3, 4], 0) = 0 [ 46.248568][ T3685] >ffff8880754ead00: fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc [ 46.256606][ T3685] ^ [ 46.263007][ T3685] ffff8880754ead80: fc fc fc fa fb fb fb fb fb fb fb fb fb fb fb fb [ 46.271673][ T3685] ffff8880754eae00: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 46.279748][ T3685] ================================================================== [ 46.306972][ T3685] Kernel panic - not syncing: panic_on_warn set ... [ 46.313595][ T3685] CPU: 1 PID: 3685 Comm: syz-executor387 Not tainted 6.0.0-rc3-syzkaller-00299-gd895ec7938c4 #0 [ 46.324025][ T3685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 46.334087][ T3685] Call Trace: [ 46.337381][ T3685] [ 46.340310][ T3685] dump_stack_lvl+0x1e3/0x2cb [ 46.344975][ T3685] ? io_alloc_page_table+0x110/0x110 [ 46.350283][ T3685] ? panic+0x76b/0x76b [ 46.354357][ T3685] ? preempt_schedule_common+0xb7/0xe0 [ 46.359819][ T3685] ? preempt_schedule+0xd9/0xe0 [ 46.364668][ T3685] ? vscnprintf+0x59/0x80 [ 46.369003][ T3685] panic+0x316/0x76b [ 46.372901][ T3685] ? fb_is_primary_device+0xcc/0xcc [ 46.378100][ T3685] ? _raw_spin_unlock_irqrestore+0x128/0x130 [ 46.384093][ T3685] ? __kernfs_remove+0xf2d/0x1180 [ 46.389152][ T3685] end_report+0x91/0xa0 [ 46.393320][ T3685] kasan_report+0x108/0x130 [ 46.397832][ T3685] ? __kernfs_remove+0xf2d/0x1180 [ 46.402865][ T3685] __kernfs_remove+0xf2d/0x1180 [ 46.407706][ T3685] ? kernfs_iop_rename+0x7d0/0x7d0 [ 46.412815][ T3685] ? kernfs_find_ns+0x4d6/0x550 [ 46.417653][ T3685] kernfs_remove_by_name_ns+0x96/0xe0 [ 46.423017][ T3685] sysfs_slab_add+0x54/0x270 [ 46.427604][ T3685] __kmem_cache_create+0x34/0x170 [ 46.432619][ T3685] kmem_cache_create_usercopy+0x1a6/0x340 [ 46.438332][ T3685] p9_client_create+0xbbe/0x1030 [ 46.443282][ T3685] ? do_trace_9p_fid_put+0x20/0x20 [ 46.448395][ T3685] ? lockdep_softirqs_off+0x420/0x420 [ 46.453777][ T3685] ? __raw_spin_lock_init+0x41/0x100 [ 46.459072][ T3685] v9fs_session_init+0x1e3/0x1990 [ 46.464114][ T3685] ? v9fs_show_options+0x600/0x600 [ 46.469239][ T3685] ? kmem_cache_alloc_trace+0x97/0x310 [ 46.474701][ T3685] ? v9fs_mount+0xae/0xcb0 [ 46.479113][ T3685] v9fs_mount+0xd2/0xcb0 [ 46.483363][ T3685] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 46.488741][ T3685] ? legacy_init_fs_context+0x4d/0xb0 [ 46.494119][ T3685] ? smack_sb_eat_lsm_opts+0x34d/0x990 [ 46.499580][ T3685] ? cap_capable+0x1b5/0x250 [ 46.504166][ T3685] legacy_get_tree+0xea/0x180 [ 46.508845][ T3685] ? xfs_fs_commit_blocks+0x8d0/0x8d0 [ 46.514218][ T3685] vfs_get_tree+0x88/0x270 [ 46.518627][ T3685] do_new_mount+0x289/0xad0 [ 46.523148][ T3685] ? do_move_mount_old+0x160/0x160 [ 46.528266][ T3685] ? user_path_at_empty+0x149/0x1a0 [ 46.533498][ T3685] __se_sys_mount+0x2e3/0x3d0 [ 46.538182][ T3685] ? __x64_sys_mount+0xc0/0xc0 [ 46.542950][ T3685] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 46.548935][ T3685] ? __x64_sys_mount+0x1c/0xc0 [ 46.553695][ T3685] do_syscall_64+0x2b/0x70 [ 46.558122][ T3685] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 46.564033][ T3685] RIP: 0033:0x7fe9a6a33179 [ 46.568441][ T3685] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 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 [ 46.588319][ T3685] RSP: 002b:00007ffd18e4cf58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 46.596739][ T3685] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fe9a6a33179 [ 46.604709][ T3685] RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 0000000000000000 [ 46.612695][ T3685] RBP: 0000000000000000 R08: 0000000020000400 R09: 0000000000000001 [ 46.620683][ T3685] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000af33 [ 46.628655][ T3685] R13: 00007ffd18e4cf6c R14: 00007ffd18e4cf80 R15: 00007ffd18e4cf70 [ 46.636644][ T3685] [ 46.639909][ T3685] Kernel Offset: disabled [ 46.644226][ T3685] Rebooting in 86400 seconds..