./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3030019953 <...> Warning: Permanently added '10.128.1.108' (ED25519) to the list of known hosts. execve("./syz-executor3030019953", ["./syz-executor3030019953"], 0x7ffd2877a7b0 /* 10 vars */) = 0 brk(NULL) = 0x555560137000 brk(0x555560137d00) = 0x555560137d00 arch_prctl(ARCH_SET_FS, 0x555560137380) = 0 set_tid_address(0x555560137650) = 5864 set_robust_list(0x555560137660, 24) = 0 rseq(0x555560137ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3030019953", 4096) = 28 getrandom("\x76\xc4\x4c\xb3\x0d\x05\x63\x48", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555560137d00 brk(0x555560158d00) = 0x555560158d00 brk(0x555560159000) = 0x555560159000 mprotect(0x7ff9b7d05000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5865 attached , child_tidptr=0x555560137650) = 5865 [pid 5865] set_robust_list(0x555560137660, 24) = 0 [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5865] setpgid(0, 0) = 0 [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5865] write(3, "1000", 4) = 4 [pid 5865] close(3) = 0 executing program [pid 5865] write(1, "executing program\n", 18) = 18 [pid 5865] memfd_create("syzkaller", 0) = 3 [pid 5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5865] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5865] munmap(0x7ff9af800000, 138412032) = 0 [pid 5865] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5865] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5865] close(3) = 0 [pid 5865] close(4) = 0 [pid 5865] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 103.734037][ T5865] loop0: detected capacity change from 0 to 32768 [ 103.766776][ T5865] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 103.775658][ T5865] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 103.810120][ T5865] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 1ms [ 103.820782][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 103.827598][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 103.843165][ T24] kworker/1:0: attempt to access beyond end of device [ 103.843165][ T24] loop0: rw=0, sector=524460, nr_sectors = 2 limit=32768 [ 103.856937][ T24] kworker/1:0: attempt to access beyond end of device [ 103.856937][ T24] loop0: rw=0, sector=524462, nr_sectors = 2 limit=32768 [ 103.870635][ T24] kworker/1:0: attempt to access beyond end of device [ 103.870635][ T24] loop0: rw=0, sector=524464, nr_sectors = 2 limit=32768 [ 103.884330][ T24] kworker/1:0: attempt to access beyond end of device [ 103.884330][ T24] loop0: rw=0, sector=524466, nr_sectors = 2 limit=32768 [pid 5865] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5865] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5865] ioctl(3, LOOP_CLR_FD) = 0 [ 103.921265][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 103.927354][ T5865] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5865] close(3) = 0 [pid 5865] exit_group(0) = ? [pid 5865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=29 /* 0.29 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5869 attached [pid 5869] set_robust_list(0x555560137660, 24) = 0 [pid 5864] <... clone resumed>, child_tidptr=0x555560137650) = 5869 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5869] setpgid(0, 0) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5869] write(3, "1000", 4) = 4 [pid 5869] close(3) = 0 [pid 5869] write(1, "executing program\n", 18executing program ) = 18 [pid 5869] memfd_create("syzkaller", 0) = 3 [pid 5869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5869] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5869] munmap(0x7ff9af800000, 138412032) = 0 [pid 5869] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5869] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5869] close(3) = 0 [pid 5869] close(4) = 0 [pid 5869] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 104.408232][ T5869] loop0: detected capacity change from 0 to 32768 [ 104.425968][ T5869] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 104.435602][ T5869] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 104.466165][ T5869] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 104.476234][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 104.483096][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 104.496625][ T24] kworker/1:0: attempt to access beyond end of device [ 104.496625][ T24] loop0: rw=0, sector=524460, nr_sectors = 2 limit=32768 [ 104.512773][ T24] kworker/1:0: attempt to access beyond end of device [ 104.512773][ T24] loop0: rw=0, sector=524462, nr_sectors = 2 limit=32768 [ 104.526473][ T24] kworker/1:0: attempt to access beyond end of device [ 104.526473][ T24] loop0: rw=0, sector=524464, nr_sectors = 2 limit=32768 [ 104.540232][ T24] kworker/1:0: attempt to access beyond end of device [ 104.540232][ T24] loop0: rw=0, sector=524466, nr_sectors = 2 limit=32768 [pid 5869] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5869] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5869] ioctl(3, LOOP_CLR_FD) = 0 [ 104.577364][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 104.583284][ T5869] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5869] close(3) = 0 [pid 5869] exit_group(0) = ? [pid 5869] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=30 /* 0.30 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5872 attached , child_tidptr=0x555560137650) = 5872 [pid 5872] set_robust_list(0x555560137660, 24) = 0 [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] setpgid(0, 0) = 0 [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5872] write(3, "1000", 4) = 4 [pid 5872] close(3) = 0 executing program [pid 5872] write(1, "executing program\n", 18) = 18 [pid 5872] memfd_create("syzkaller", 0) = 3 [pid 5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5872] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5872] munmap(0x7ff9af800000, 138412032) = 0 [pid 5872] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5872] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5872] close(3) = 0 [pid 5872] close(4) = 0 [pid 5872] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 105.092782][ T5872] loop0: detected capacity change from 0 to 32768 [ 105.117340][ T5872] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 105.125832][ T5872] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 105.157411][ T5872] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 105.166953][ T979] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 105.174034][ T979] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 105.188299][ T979] kworker/0:2: attempt to access beyond end of device [ 105.188299][ T979] loop0: rw=0, sector=524460, nr_sectors = 2 limit=32768 [pid 5872] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5872] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5872] ioctl(3, LOOP_CLR_FD) = 0 [ 105.202410][ T979] kworker/0:2: attempt to access beyond end of device [ 105.202410][ T979] loop0: rw=0, sector=524462, nr_sectors = 2 limit=32768 [ 105.241370][ T979] gfs2: fsid=syz:syz.0: jid=0: Failed [ 105.247419][ T5872] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5872] close(3) = 0 [pid 5872] exit_group(0) = ? [pid 5872] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=29 /* 0.29 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached [pid 5875] set_robust_list(0x555560137660, 24) = 0 [pid 5864] <... clone resumed>, child_tidptr=0x555560137650) = 5875 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5875] setpgid(0, 0) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5875] write(3, "1000", 4) = 4 [pid 5875] close(3) = 0 executing program [pid 5875] write(1, "executing program\n", 18) = 18 [pid 5875] memfd_create("syzkaller", 0) = 3 [pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5875] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5875] munmap(0x7ff9af800000, 138412032) = 0 [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5875] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5875] close(3) = 0 [pid 5875] close(4) = 0 [pid 5875] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 105.736077][ T5875] loop0: detected capacity change from 0 to 32768 [ 105.762444][ T5875] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 105.772729][ T5875] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 105.807865][ T5875] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 105.817542][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 105.824823][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5875] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5875] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5875] ioctl(3, LOOP_CLR_FD) = 0 [ 105.861805][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 105.867344][ T5875] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5875] close(3) = 0 [pid 5875] exit_group(0) = ? [pid 5875] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=27 /* 0.27 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5878 attached [pid 5878] set_robust_list(0x555560137660, 24) = 0 [pid 5864] <... clone resumed>, child_tidptr=0x555560137650) = 5878 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5878] setpgid(0, 0) = 0 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5878] write(3, "1000", 4) = 4 [pid 5878] close(3) = 0 executing program [pid 5878] write(1, "executing program\n", 18) = 18 [pid 5878] memfd_create("syzkaller", 0) = 3 [pid 5878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5878] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5878] munmap(0x7ff9af800000, 138412032) = 0 [pid 5878] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5878] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5878] close(3) = 0 [pid 5878] close(4) = 0 [pid 5878] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 106.323003][ T5878] loop0: detected capacity change from 0 to 32768 [ 106.357453][ T5878] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 106.366253][ T5878] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 106.393758][ T5878] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 106.403295][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 106.410515][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5878] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5878] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5878] ioctl(3, LOOP_CLR_FD) = 0 [ 106.447705][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 106.454534][ T5878] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5878] close(3) = 0 [pid 5878] exit_group(0) = ? [pid 5878] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=29 /* 0.29 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached , child_tidptr=0x555560137650) = 5881 [pid 5881] set_robust_list(0x555560137660, 24) = 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5881] write(3, "1000", 4) = 4 [pid 5881] close(3) = 0 [pid 5881] write(1, "executing program\n", 18executing program ) = 18 [pid 5881] memfd_create("syzkaller", 0) = 3 [pid 5881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5881] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5881] munmap(0x7ff9af800000, 138412032) = 0 [pid 5881] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5881] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5881] close(3) = 0 [pid 5881] close(4) = 0 [pid 5881] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 106.934146][ T5881] loop0: detected capacity change from 0 to 32768 [ 106.948269][ T5881] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 106.957745][ T5881] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 106.983632][ T5881] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 106.994019][ T979] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 107.002643][ T979] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5881] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5881] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5881] ioctl(3, LOOP_CLR_FD) = 0 [ 107.043876][ T979] gfs2: fsid=syz:syz.0: jid=0: Failed [ 107.049485][ T5881] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5881] close(3) = 0 [pid 5881] exit_group(0) = ? [pid 5881] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=32 /* 0.32 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5884 attached , child_tidptr=0x555560137650) = 5884 [pid 5884] set_robust_list(0x555560137660, 24) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5884] close(3) = 0 [pid 5884] write(1, "executing program\n", 18executing program ) = 18 [pid 5884] memfd_create("syzkaller", 0) = 3 [pid 5884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5884] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5884] munmap(0x7ff9af800000, 138412032) = 0 [pid 5884] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5884] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5884] close(3) = 0 [pid 5884] close(4) = 0 [pid 5884] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 107.438292][ T5884] loop0: detected capacity change from 0 to 32768 [ 107.464031][ T5884] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 107.473663][ T5884] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 107.506381][ T5884] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 107.515685][ T979] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 107.522519][ T979] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5884] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5884] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5884] ioctl(3, LOOP_CLR_FD) = 0 [ 107.562302][ T979] gfs2: fsid=syz:syz.0: jid=0: Failed [ 107.568622][ T5884] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5884] close(3) = 0 [pid 5884] exit_group(0) = ? [pid 5884] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=29 /* 0.29 s */} --- openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5887 attached [pid 5887] set_robust_list(0x555560137660, 24) = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5864] <... clone resumed>, child_tidptr=0x555560137650) = 5887 [pid 5887] <... prctl resumed>) = 0 [pid 5887] setpgid(0, 0) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3) = 0 executing program [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5887] memfd_create("syzkaller", 0) = 3 [pid 5887] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5887] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5887] munmap(0x7ff9af800000, 138412032) = 0 [pid 5887] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5887] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5887] close(3) = 0 [pid 5887] close(4) = 0 [pid 5887] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 108.048717][ T5887] loop0: detected capacity change from 0 to 32768 [ 108.084644][ T5887] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 108.093490][ T5887] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 108.118790][ T5887] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 108.127851][ T979] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 108.134681][ T979] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5887] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5887] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5887] ioctl(3, LOOP_CLR_FD) = 0 [ 108.173497][ T979] gfs2: fsid=syz:syz.0: jid=0: Failed [ 108.179741][ T5887] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5887] close(3) = 0 [pid 5887] exit_group(0) = ? [pid 5887] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=29 /* 0.29 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached [pid 5890] set_robust_list(0x555560137660, 24) = 0 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5864] <... clone resumed>, child_tidptr=0x555560137650) = 5890 [pid 5890] <... prctl resumed>) = 0 [pid 5890] setpgid(0, 0) = 0 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5890] write(3, "1000", 4) = 4 [pid 5890] close(3) = 0 [pid 5890] write(1, "executing program\n", 18executing program ) = 18 [pid 5890] memfd_create("syzkaller", 0) = 3 [pid 5890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5890] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5890] munmap(0x7ff9af800000, 138412032) = 0 [pid 5890] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5890] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5890] close(3) = 0 [pid 5890] close(4) = 0 [pid 5890] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 108.626592][ T5890] loop0: detected capacity change from 0 to 32768 [ 108.649609][ T5890] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 108.657830][ T5890] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 108.693882][ T5890] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 4ms [ 108.704028][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 108.710854][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5890] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5890] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5890] ioctl(3, LOOP_CLR_FD) = 0 [ 108.747405][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 108.752990][ T5890] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5890] close(3) = 0 [pid 5890] exit_group(0) = ? [pid 5890] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=33 /* 0.33 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5893 attached , child_tidptr=0x555560137650) = 5893 [pid 5893] set_robust_list(0x555560137660, 24) = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5893] setpgid(0, 0) = 0 [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5893] write(3, "1000", 4) = 4 [pid 5893] close(3) = 0 [pid 5893] write(1, "executing program\n", 18executing program ) = 18 [pid 5893] memfd_create("syzkaller", 0) = 3 [pid 5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5893] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5893] munmap(0x7ff9af800000, 138412032) = 0 [pid 5893] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5893] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5893] close(3) = 0 [pid 5893] close(4) = 0 [pid 5893] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 109.245134][ T5893] loop0: detected capacity change from 0 to 32768 [ 109.284482][ T5893] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 109.293425][ T5893] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 109.321167][ T5893] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 109.331813][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 109.338586][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 109.354293][ T24] bio_check_eod: 26 callbacks suppressed [ 109.354312][ T24] kworker/1:0: attempt to access beyond end of device [ 109.354312][ T24] loop0: rw=0, sector=524460, nr_sectors = 2 limit=32768 [ 109.374006][ T24] kworker/1:0: attempt to access beyond end of device [ 109.374006][ T24] loop0: rw=0, sector=524462, nr_sectors = 2 limit=32768 [ 109.387878][ T24] kworker/1:0: attempt to access beyond end of device [ 109.387878][ T24] loop0: rw=0, sector=524464, nr_sectors = 2 limit=32768 [ 109.401868][ T24] kworker/1:0: attempt to access beyond end of device [ 109.401868][ T24] loop0: rw=0, sector=524466, nr_sectors = 2 limit=32768 [pid 5893] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5893] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5893] ioctl(3, LOOP_CLR_FD) = 0 [ 109.439598][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 109.445829][ T5893] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5893] close(3) = 0 [pid 5893] exit_group(0) = ? [pid 5893] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=28 /* 0.28 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5896 attached , child_tidptr=0x555560137650) = 5896 [pid 5896] set_robust_list(0x555560137660, 24) = 0 [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5896] setpgid(0, 0) = 0 [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5896] write(3, "1000", 4) = 4 [pid 5896] close(3) = 0 executing program [pid 5896] write(1, "executing program\n", 18) = 18 [pid 5896] memfd_create("syzkaller", 0) = 3 [pid 5896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5896] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5896] munmap(0x7ff9af800000, 138412032) = 0 [pid 5896] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5896] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5896] close(3) = 0 [pid 5896] close(4) = 0 [pid 5896] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 109.876403][ T5896] loop0: detected capacity change from 0 to 32768 [ 109.922705][ T5896] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 109.933805][ T5896] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 109.956655][ T5896] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 109.965717][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 109.972855][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 109.985913][ T24] kworker/1:0: attempt to access beyond end of device [ 109.985913][ T24] loop0: rw=0, sector=524460, nr_sectors = 2 limit=32768 [ 109.999822][ T24] kworker/1:0: attempt to access beyond end of device [ 109.999822][ T24] loop0: rw=0, sector=524462, nr_sectors = 2 limit=32768 [ 110.013610][ T24] kworker/1:0: attempt to access beyond end of device [ 110.013610][ T24] loop0: rw=0, sector=524464, nr_sectors = 2 limit=32768 [ 110.027652][ T24] kworker/1:0: attempt to access beyond end of device [ 110.027652][ T24] loop0: rw=0, sector=524466, nr_sectors = 2 limit=32768 [pid 5896] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5896] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5896] ioctl(3, LOOP_CLR_FD) = 0 [ 110.064896][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 110.071578][ T5896] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5896] close(3) = 0 [pid 5896] exit_group(0) = ? [pid 5896] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=29 /* 0.29 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5899 attached , child_tidptr=0x555560137650) = 5899 [pid 5899] set_robust_list(0x555560137660, 24) = 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5899] setpgid(0, 0) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5899] write(3, "1000", 4) = 4 [pid 5899] close(3) = 0 executing program [pid 5899] write(1, "executing program\n", 18) = 18 [pid 5899] memfd_create("syzkaller", 0) = 3 [pid 5899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5899] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5899] munmap(0x7ff9af800000, 138412032) = 0 [pid 5899] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5899] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5899] close(3) = 0 [pid 5899] close(4) = 0 [pid 5899] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 110.487463][ T5899] loop0: detected capacity change from 0 to 32768 [ 110.514954][ T5899] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 110.524116][ T5899] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 110.555166][ T5899] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 110.564282][ T979] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 110.571928][ T979] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 110.585820][ T979] kworker/0:2: attempt to access beyond end of device [ 110.585820][ T979] loop0: rw=0, sector=524460, nr_sectors = 2 limit=32768 [pid 5899] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [ 110.600868][ T979] kworker/0:2: attempt to access beyond end of device [ 110.600868][ T979] loop0: rw=0, sector=524462, nr_sectors = 2 limit=32768 [ 110.638961][ T979] gfs2: fsid=syz:syz.0: jid=0: Failed [ 110.644601][ T5899] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5899] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5899] ioctl(3, LOOP_CLR_FD) = 0 [pid 5899] close(3) = 0 [pid 5899] exit_group(0) = ? [pid 5899] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=30 /* 0.30 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555560137650) = 5903 ./strace-static-x86_64: Process 5903 attached [pid 5903] set_robust_list(0x555560137660, 24) = 0 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5903] setpgid(0, 0) = 0 [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5903] write(3, "1000", 4) = 4 [pid 5903] close(3) = 0 [pid 5903] write(1, "executing program\n", 18executing program ) = 18 [pid 5903] memfd_create("syzkaller", 0) = 3 [pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5903] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5903] munmap(0x7ff9af800000, 138412032) = 0 [pid 5903] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5903] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5903] close(3) = 0 [pid 5903] close(4) = 0 [pid 5903] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 111.089677][ T5903] loop0: detected capacity change from 0 to 32768 [ 111.124141][ T5903] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 111.133577][ T5903] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 111.161944][ T5903] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 2ms [ 111.172402][ T24] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 111.179188][ T24] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5903] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "") = -1 EIO (Input/output error) [pid 5903] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5903] ioctl(3, LOOP_CLR_FD) = 0 [ 111.216381][ T24] gfs2: fsid=syz:syz.0: jid=0: Failed [ 111.222369][ T5903] gfs2: fsid=syz:syz.0: error recovering journal 0: -5 [pid 5903] close(3) = 0 [pid 5903] exit_group(0) = ? [pid 5903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=30 /* 0.30 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5906 attached , child_tidptr=0x555560137650) = 5906 [pid 5906] set_robust_list(0x555560137660, 24) = 0 [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] setpgid(0, 0) = 0 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5906] write(3, "1000", 4) = 4 [pid 5906] close(3) = 0 executing program [pid 5906] write(1, "executing program\n", 18) = 18 [pid 5906] memfd_create("syzkaller", 0) = 3 [pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff9af800000 [pid 5906] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5906] munmap(0x7ff9af800000, 138412032) = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5906] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5906] close(3) = 0 [pid 5906] close(4) = 0 [pid 5906] mkdir("./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = -1 EEXIST (File exists) [ 111.708037][ T5906] loop0: detected capacity change from 0 to 32768 [ 111.744956][ T5906] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 111.753300][ T5906] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 111.783494][ T5906] gfs2: fsid=syz:syz.0: journal 0 mapped with 11 extents in 0ms [ 111.792481][ T979] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 111.799270][ T979] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [pid 5906] mount("/dev/loop0", "./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "gfs2", MS_NODEV|MS_DIRSYNC|MS_I_VERSION|MS_STRICTATIME, "" [pid 5864] kill(-5906, SIGKILL) = 0 [pid 5864] kill(5906, SIGKILL) = 0 [pid 5864] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5864] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5864] getdents64(3, 0x5555601386f0 /* 2 entries */, 32768) = 48 [pid 5864] getdents64(3, 0x5555601386f0 /* 0 entries */, 32768) = 0 [pid 5864] close(3) = 0 [ 286.650285][ T31] INFO: task kworker/0:2:979 blocked for more than 143 seconds. [ 286.657956][ T31] Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 [ 286.665142][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.673847][ T31] task:kworker/0:2 state:D stack:25576 pid:979 tgid:979 ppid:2 task_flags:0x4208060 flags:0x00004000 [ 286.685929][ T31] Workqueue: gfs2_recovery gfs2_recover_func [ 286.691995][ T31] Call Trace: [ 286.695266][ T31] [ 286.698179][ T31] __schedule+0x16f5/0x4d00 [ 286.702725][ T31] ? schedule+0x165/0x360 [ 286.707059][ T31] ? __pfx___schedule+0x10/0x10 [ 286.711961][ T31] ? schedule+0x91/0x360 [ 286.716207][ T31] schedule+0x165/0x360 [ 286.720433][ T31] io_schedule+0x80/0xd0 [ 286.724687][ T31] folio_wait_bit_common+0x6b0/0xb90 [ 286.730028][ T31] ? __pfx_folio_wait_bit_common+0x10/0x10 [ 286.735857][ T31] ? seqcount_lockdep_reader_access+0x175/0x1c0 [ 286.742140][ T31] ? __pfx_wake_page_function+0x10/0x10 [ 286.747696][ T31] ? __filemap_get_folio+0x79f/0xaf0 [ 286.753025][ T31] gfs2_jhead_process_page+0x16e/0x650 [ 286.758492][ T31] ? __pfx_gfs2_jhead_process_page+0x10/0x10 [ 286.764527][ T31] gfs2_find_jhead+0xc9e/0xe10 [ 286.769312][ T31] gfs2_recover_func+0x643/0x1dc0 [ 286.774401][ T31] ? __pfx_rcu_read_lock_sched_held+0x10/0x10 [ 286.780510][ T31] ? __pfx_gfs2_recover_func+0x10/0x10 [ 286.785958][ T31] ? update_load_avg+0x572/0x1880 [ 286.791045][ T31] ? __lock_acquire+0xab9/0xd20 [ 286.795917][ T31] ? do_raw_spin_lock+0x121/0x290 [ 286.801023][ T31] ? look_up_lock_class+0x74/0x170 [ 286.806155][ T31] ? register_lock_class+0x51/0x320 [ 286.811402][ T31] ? __lock_acquire+0xab9/0xd20 [ 286.816274][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 286.821513][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 286.827237][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 286.832999][ T31] process_scheduled_works+0xae1/0x17b0 [ 286.838563][ T31] ? __pfx_process_scheduled_works+0x10/0x10 [ 286.844609][ T31] worker_thread+0x8a0/0xda0 [ 286.849202][ T31] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 286.855576][ T31] ? __kthread_parkme+0x7b/0x200 [ 286.860610][ T31] kthread+0x70e/0x8a0 [ 286.864675][ T31] ? __pfx_worker_thread+0x10/0x10 [ 286.869808][ T31] ? __pfx_kthread+0x10/0x10 [ 286.874400][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 286.879637][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 286.884833][ T31] ? __pfx_kthread+0x10/0x10 [ 286.889475][ T31] ret_from_fork+0x3f9/0x770 [ 286.894063][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 286.899161][ T31] ? __switch_to_asm+0x39/0x70 [ 286.903964][ T31] ? __switch_to_asm+0x33/0x70 [ 286.908728][ T31] ? __pfx_kthread+0x10/0x10 [ 286.913356][ T31] ret_from_fork_asm+0x1a/0x30 [ 286.918129][ T31] [ 286.923409][ T31] INFO: task syz-executor303:5906 blocked for more than 143 seconds. [ 286.931548][ T31] Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 [ 286.938654][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.947352][ T31] task:syz-executor303 state:D stack:25096 pid:5906 tgid:5906 ppid:5864 task_flags:0x400140 flags:0x00004006 [ 286.959315][ T31] Call Trace: [ 286.962645][ T31] [ 286.965579][ T31] __schedule+0x16f5/0x4d00 [ 286.970139][ T31] ? schedule+0x165/0x360 [ 286.974473][ T31] ? __pfx___schedule+0x10/0x10 [ 286.979320][ T31] ? schedule+0x91/0x360 [ 286.983590][ T31] schedule+0x165/0x360 [ 286.987752][ T31] bit_wait+0x11/0xd0 [ 286.991780][ T31] __wait_on_bit+0xb6/0x310 [ 286.996282][ T31] ? __pfx_bit_wait+0x10/0x10 [ 287.000989][ T31] ? __pfx_bit_wait+0x10/0x10 [ 287.005666][ T31] out_of_line_wait_on_bit+0x123/0x170 [ 287.011162][ T31] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 287.017170][ T31] ? __pfx_wake_bit_function+0x10/0x10 [ 287.022678][ T31] ? do_raw_spin_unlock+0x122/0x240 [ 287.027884][ T31] gfs2_recover_journal+0xda/0x140 [ 287.033027][ T31] init_journal+0x17cc/0x2260 [ 287.037711][ T31] ? init_inodes+0xdb/0x320 [ 287.042244][ T31] ? __pfx_init_journal+0x10/0x10 [ 287.047287][ T31] ? snprintf+0xda/0x120 [ 287.051572][ T31] ? init_inodes+0xdb/0x320 [ 287.056072][ T31] ? __pfx_snprintf+0x10/0x10 [ 287.060783][ T31] ? gfs2_glock_nq_num+0x13d/0x170 [ 287.065907][ T31] init_inodes+0xdb/0x320 [ 287.070266][ T31] gfs2_fill_super+0x1923/0x20d0 [ 287.075361][ T31] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.080724][ T31] ? init_locking+0xb8/0x210 [ 287.085319][ T31] ? sb_set_blocksize+0x104/0x180 [ 287.090403][ T31] ? setup_bdev_super+0x4c1/0x5b0 [ 287.095428][ T31] get_tree_bdev_flags+0x40b/0x4d0 [ 287.100586][ T31] ? __pfx_gfs2_fill_super+0x10/0x10 [ 287.105871][ T31] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 287.111548][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.116315][ T31] gfs2_get_tree+0x51/0x1e0 [ 287.120853][ T31] vfs_get_tree+0x8f/0x2b0 [ 287.125270][ T31] do_new_mount+0x2a2/0x9e0 [ 287.129844][ T31] ? ns_capable+0x8a/0xf0 [ 287.134171][ T31] ? __pfx_do_new_mount+0x10/0x10 [ 287.139180][ T31] ? path_mount+0x61c/0xfe0 [ 287.143783][ T31] ? user_path_at+0x44/0x60 [ 287.148300][ T31] __se_sys_mount+0x317/0x410 [ 287.153019][ T31] ? __pfx___se_sys_mount+0x10/0x10 [ 287.158221][ T31] ? rcu_is_watching+0x15/0xb0 [ 287.163027][ T31] ? __x64_sys_mount+0x20/0xc0 [ 287.167807][ T31] do_syscall_64+0xfa/0x3b0 [ 287.172350][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.177549][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.183726][ T31] ? clear_bhb_loop+0x60/0xb0 [ 287.188405][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 287.194328][ T31] RIP: 0033:0x7ff9b7c5bdea [ 287.198757][ T31] RSP: 002b:00007ffedd680888 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 287.207205][ T31] RAX: ffffffffffffffda RBX: 00007ffedd6808a0 RCX: 00007ff9b7c5bdea [ 287.215246][ T31] RDX: 0000200000037f40 RSI: 0000200000000340 RDI: 00007ffedd6808a0 [ 287.223259][ T31] RBP: 0000200000000340 R08: 00007ffedd6808e0 R09: 0000000000038004 [ 287.231267][ T31] R10: 0000000001800084 R11: 0000000000000282 R12: 0000200000037f40 [ 287.239244][ T31] R13: 00007ffedd6808e0 R14: 0000000000000003 R15: 0000000001800084 [ 287.247273][ T31] [ 287.250324][ T31] [ 287.250324][ T31] Showing all locks held in the system: [ 287.258018][ T31] 1 lock held by khungtaskd/31: [ 287.262889][ T31] #0: ffffffff8e13eca0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 287.272792][ T31] 2 locks held by kworker/0:2/979: [ 287.277886][ T31] #0: ffff88801dfed948 ((wq_completion)gfs2_recovery){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 287.289553][ T31] #1: ffffc900038c7bc0 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 287.301449][ T31] 2 locks held by getty/5615: [ 287.306106][ T31] #0: ffff88814de8e0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.315899][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 287.326065][ T31] 1 lock held by syz-executor303/5906: [ 287.331560][ T31] #0: ffff88807f9ae0e0 (&type->s_umount_key#41/1){+.+.}-{4:4}, at: alloc_super+0x204/0x970 [ 287.341705][ T31] [ 287.344012][ T31] ============================================= [ 287.344012][ T31] [ 287.352506][ T31] NMI backtrace for cpu 0 [ 287.352527][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 PREEMPT(full) [ 287.352544][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 287.352553][ T31] Call Trace: [ 287.352558][ T31] [ 287.352565][ T31] dump_stack_lvl+0x189/0x250 [ 287.352584][ T31] ? __wake_up_klogd+0xd9/0x110 [ 287.352605][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.352622][ T31] ? __pfx__printk+0x10/0x10 [ 287.352650][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 287.352668][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 287.352682][ T31] ? _printk+0xcf/0x120 [ 287.352706][ T31] ? __pfx__printk+0x10/0x10 [ 287.352724][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 287.352747][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 287.352767][ T31] watchdog+0xfee/0x1030 [ 287.352795][ T31] ? watchdog+0x1de/0x1030 [ 287.352817][ T31] kthread+0x70e/0x8a0 [ 287.352835][ T31] ? __pfx_watchdog+0x10/0x10 [ 287.352851][ T31] ? __pfx_kthread+0x10/0x10 [ 287.352867][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.352881][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.352895][ T31] ? __pfx_kthread+0x10/0x10 [ 287.352911][ T31] ret_from_fork+0x3f9/0x770 [ 287.352925][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 287.352941][ T31] ? __switch_to_asm+0x39/0x70 [ 287.352955][ T31] ? __switch_to_asm+0x33/0x70 [ 287.352969][ T31] ? __pfx_kthread+0x10/0x10 [ 287.352984][ T31] ret_from_fork_asm+0x1a/0x30 [ 287.353010][ T31] [ 287.353018][ T31] Sending NMI from CPU 0 to CPUs 1: [ 287.508699][ C1] NMI backtrace for cpu 1 [ 287.508716][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 PREEMPT(full) [ 287.508734][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 287.508743][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 287.508768][ C1] Code: d3 de 02 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d d3 f6 10 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 287.508781][ C1] RSP: 0018:ffffc90000197de0 EFLAGS: 000002c6 [ 287.508794][ C1] RAX: 41eeebef70a62700 RBX: ffffffff8196ddc8 RCX: 41eeebef70a62700 [ 287.508807][ C1] RDX: 0000000000000001 RSI: ffffffff8d98febb RDI: ffffffff8be35240 [ 287.508817][ C1] RBP: ffffc90000197f20 R08: ffff8880b8732f5b R09: 1ffff110170e65eb [ 287.508829][ C1] R10: dffffc0000000000 R11: ffffed10170e65ec R12: ffffffff8fa29630 [ 287.508840][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff110039d7b40 [ 287.508851][ C1] FS: 0000000000000000(0000) GS:ffff888125ced000(0000) knlGS:0000000000000000 [ 287.508863][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.508874][ C1] CR2: 000055e333390660 CR3: 000000000df38000 CR4: 00000000003526f0 [ 287.508889][ C1] Call Trace: [ 287.508897][ C1] [ 287.508902][ C1] default_idle+0x13/0x20 [ 287.508924][ C1] default_idle_call+0x74/0xb0 [ 287.508947][ C1] do_idle+0x1e8/0x510 [ 287.508966][ C1] ? __pfx_do_idle+0x10/0x10 [ 287.508980][ C1] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.509006][ C1] cpu_startup_entry+0x44/0x60 [ 287.509022][ C1] start_secondary+0x101/0x110 [ 287.509044][ C1] common_startup_64+0x13e/0x147 [ 287.509071][ C1] [ 287.509697][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 287.509712][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc6-next-20250714-syzkaller #0 PREEMPT(full) [ 287.509730][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 287.509739][ T31] Call Trace: [ 287.509747][ T31] [ 287.509754][ T31] dump_stack_lvl+0x99/0x250 [ 287.509776][ T31] ? __asan_memcpy+0x40/0x70 [ 287.509800][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 287.509818][ T31] ? __pfx__printk+0x10/0x10 [ 287.509852][ T31] vpanic+0x281/0x750 [ 287.509872][ T31] ? __pfx_vpanic+0x10/0x10 [ 287.509890][ T31] ? tick_nohz_tick_stopped+0x86/0xb0 [ 287.509910][ T31] ? __irq_work_queue_local+0x1de/0x550 [ 287.509940][ T31] panic+0xb9/0xc0 [ 287.509957][ T31] ? __pfx_panic+0x10/0x10 [ 287.509978][ T31] ? irq_work_queue+0xbc/0x140 [ 287.510004][ T31] ? nmi_trigger_cpumask_backtrace+0x234/0x300 [ 287.510024][ T31] watchdog+0x102d/0x1030 [ 287.510048][ T31] ? watchdog+0x1de/0x1030 [ 287.510077][ T31] kthread+0x70e/0x8a0 [ 287.510100][ T31] ? __pfx_watchdog+0x10/0x10 [ 287.510120][ T31] ? __pfx_kthread+0x10/0x10 [ 287.510142][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.510160][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 287.510178][ T31] ? __pfx_kthread+0x10/0x10 [ 287.510200][ T31] ret_from_fork+0x3f9/0x770 [ 287.510218][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 287.510239][ T31] ? __switch_to_asm+0x39/0x70 [ 287.510258][ T31] ? __switch_to_asm+0x33/0x70 [ 287.510276][ T31] ? __pfx_kthread+0x10/0x10 [ 287.510297][ T31] ret_from_fork_asm+0x1a/0x30 [ 287.510330][ T31] [ 287.835259][ T31] Kernel Offset: disabled [ 287.839569][ T31] Rebooting in 86400 seconds..