./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3100235171

<...>
Warning: Permanently added '10.128.1.15' (ED25519) to the list of known hosts.
execve("./syz-executor3100235171", ["./syz-executor3100235171"], 0x7ffee4a21e50 /* 10 vars */) = 0
brk(NULL)                               = 0x555561035000
brk(0x555561035d40)                     = 0x555561035d40
arch_prctl(ARCH_SET_FS, 0x5555610353c0) = 0
set_tid_address(0x555561035690)         = 5225
set_robust_list(0x5555610356a0, 24)     = 0
rseq(0x555561035ce0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3100235171", 4096) = 28
getrandom("\x67\x52\x25\x6e\xdc\x1b\x05\x80", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555561035d40
brk(0x555561056d40)                     = 0x555561056d40
brk(0x555561057000)                     = 0x555561057000
mprotect(0x7fb1730a3000, 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 5226 attached
, child_tidptr=0x555561035690) = 5226
[pid  5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5226] set_robust_list(0x5555610356a0, 24) = 0
./strace-static-x86_64: Process 5227 attached
[pid  5226] mkdir("./syzkaller.kv5kYZ", 0700 <unfinished ...>
[pid  5227] set_robust_list(0x5555610356a0, 24) = 0
[pid  5225] <... clone resumed>, child_tidptr=0x555561035690) = 5227
[pid  5227] mkdir("./syzkaller.UR1rMC", 0700 <unfinished ...>
[pid  5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5228 attached
 <unfinished ...>
[pid  5227] <... mkdir resumed>)        = 0
[pid  5226] <... mkdir resumed>)        = 0
[pid  5225] <... clone resumed>, child_tidptr=0x555561035690) = 5228
[pid  5228] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5226] chmod("./syzkaller.kv5kYZ", 0777 <unfinished ...>
[pid  5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5228] <... set_robust_list resumed>) = 0
[pid  5227] chmod("./syzkaller.UR1rMC", 0777 <unfinished ...>
[pid  5228] mkdir("./syzkaller.dXcExo", 0700 <unfinished ...>
[pid  5226] <... chmod resumed>)        = 0
./strace-static-x86_64: Process 5229 attached
[pid  5225] <... clone resumed>, child_tidptr=0x555561035690) = 5229
[pid  5227] <... chmod resumed>)        = 0
[pid  5226] chdir("./syzkaller.kv5kYZ" <unfinished ...>
[pid  5227] chdir("./syzkaller.UR1rMC" <unfinished ...>
[pid  5226] <... chdir resumed>)        = 0
[pid  5227] <... chdir resumed>)        = 0
[pid  5229] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5227] mkdir("./0", 0777 <unfinished ...>
[pid  5226] mkdir("./0", 0777 <unfinished ...>
[pid  5225] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5229] <... set_robust_list resumed>) = 0
[pid  5229] mkdir("./syzkaller.GK65gr", 0700 <unfinished ...>
[pid  5227] <... mkdir resumed>)        = 0
[pid  5226] <... mkdir resumed>)        = 0
./strace-static-x86_64: Process 5230 attached
[pid  5227] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5226] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5229] <... mkdir resumed>)        = 0
[pid  5227] <... openat resumed>)       = 3
[pid  5226] <... openat resumed>)       = 3
[pid  5230] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5225] <... clone resumed>, child_tidptr=0x555561035690) = 5230
[pid  5230] <... set_robust_list resumed>) = 0
[pid  5229] chmod("./syzkaller.GK65gr", 0777 <unfinished ...>
[pid  5228] <... mkdir resumed>)        = 0
[pid  5227] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5226] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5230] mkdir("./syzkaller.kLHgp1", 0700 <unfinished ...>
[pid  5228] chmod("./syzkaller.dXcExo", 0777 <unfinished ...>
[pid  5226] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5226] close(3 <unfinished ...>
[pid  5229] <... chmod resumed>)        = 0
[pid  5228] <... chmod resumed>)        = 0
[pid  5226] <... close resumed>)        = 0
[pid  5230] <... mkdir resumed>)        = 0
[pid  5229] chdir("./syzkaller.GK65gr" <unfinished ...>
[pid  5228] chdir("./syzkaller.dXcExo" <unfinished ...>
[pid  5227] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5226] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5229] <... chdir resumed>)        = 0
[pid  5228] <... chdir resumed>)        = 0
[pid  5229] mkdir("./0", 0777 <unfinished ...>
[pid  5228] mkdir("./0", 0777 <unfinished ...>
[pid  5227] close(3./strace-static-x86_64: Process 5231 attached
 <unfinished ...>
[pid  5230] chmod("./syzkaller.kLHgp1", 0777 <unfinished ...>
[pid  5229] <... mkdir resumed>)        = 0
[pid  5228] <... mkdir resumed>)        = 0
[pid  5227] <... close resumed>)        = 0
[pid  5230] <... chmod resumed>)        = 0
[pid  5227] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5232 attached
 <unfinished ...>
[pid  5231] set_robust_list(0x5555610356a0, 24) = 0
[pid  5231] chdir("./0" <unfinished ...>
[pid  5230] chdir("./syzkaller.kLHgp1" <unfinished ...>
[pid  5229] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5231] <... chdir resumed>)        = 0
[pid  5232] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5231] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5232] <... set_robust_list resumed>) = 0
[pid  5231] <... prctl resumed>)        = 0
[pid  5232] chdir("./0" <unfinished ...>
[pid  5231] setpgid(0, 0 <unfinished ...>
[pid  5230] <... chdir resumed>)        = 0
[pid  5229] <... openat resumed>)       = 3
[pid  5228] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5231] <... setpgid resumed>)      = 0
[pid  5230] mkdir("./0", 0777 <unfinished ...>
[pid  5228] <... openat resumed>)       = 3
[pid  5227] <... clone resumed>, child_tidptr=0x555561035690) = 5232
[pid  5226] <... clone resumed>, child_tidptr=0x555561035690) = 5231
[pid  5230] <... mkdir resumed>)        = 0
[pid  5229] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5228] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5229] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5228] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5229] close(3)                    = 0
[pid  5228] close(3)                    = 0
[pid  5230] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5228] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5235 attached
 <unfinished ...>
[pid  5232] <... chdir resumed>)        = 0
[pid  5231] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5232] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5233 attached
 <unfinished ...>
[pid  5235] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5232] <... prctl resumed>)        = 0
[pid  5231] <... openat resumed>)       = 3
[pid  5230] <... openat resumed>)       = 3
[pid  5232] setpgid(0, 0 <unfinished ...>
[pid  5231] write(3, "1000", 4 <unfinished ...>
[pid  5230] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5233] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5232] <... setpgid resumed>)      = 0
[pid  5231] <... write resumed>)        = 4
[pid  5233] <... set_robust_list resumed>) = 0
[pid  5231] close(3 <unfinished ...>
[pid  5235] <... set_robust_list resumed>) = 0
[pid  5233] chdir("./0" <unfinished ...>
[pid  5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5231] <... close resumed>)        = 0
[pid  5230] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5229] <... clone resumed>, child_tidptr=0x555561035690) = 5233
[pid  5235] chdir("./0" <unfinished ...>
[pid  5233] <... chdir resumed>)        = 0
[pid  5232] <... openat resumed>)       = 3
[pid  5231] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5230] close(3 <unfinished ...>
[pid  5235] <... chdir resumed>)        = 0
[pid  5233] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5232] write(3, "1000", 4 <unfinished ...>
[pid  5230] <... close resumed>)        = 0
[pid  5228] <... clone resumed>, child_tidptr=0x555561035690) = 5235
[pid  5235] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5233] <... prctl resumed>)        = 0
[pid  5232] <... write resumed>)        = 4
[pid  5231] <... symlink resumed>)      = 0
[pid  5230] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5235] <... prctl resumed>)        = 0
[pid  5233] setpgid(0, 0 <unfinished ...>
[pid  5232] close(3 <unfinished ...>
[pid  5231] write(1, "executing program\n", 18 <unfinished ...>
[pid  5235] setpgid(0, 0)               = 0
[pid  5235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5230] <... clone resumed>, child_tidptr=0x555561035690) = 5236
[pid  5235] write(3, "1000", 4)         = 4
[pid  5235] close(3)                    = 0
[pid  5235] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5235] write(1, "executing program\n", 18./strace-static-x86_64: Process 5236 attached
 <unfinished ...>
[pid  5233] <... setpgid resumed>)      = 0
[pid  5232] <... close resumed>)        = 0
[pid  5231] <... write resumed>)        = 18
[pid  5235] <... write resumed>)        = 18
[pid  5232] symlink("/dev/binderfs", "./binderfs"executing program
 <unfinished ...>
[pid  5231] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5235] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5235] <... futex resumed>)        = 0
[pid  5233] <... openat resumed>)       = 3
[pid  5231] <... futex resumed>)        = 0
[pid  5235] rt_sigaction(SIGRT_1, {sa_handler=0x7fb1730421e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb173033390}, NULL, 8) = 0
[pid  5232] <... symlink resumed>)      = 0
[pid  5231] rt_sigaction(SIGRT_1, {sa_handler=0x7fb1730421e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb173033390},  <unfinished ...>
[pid  5233] write(3, "1000", 4 <unfinished ...>
[pid  5235] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1],  <unfinished ...>
[pid  5231] <... rt_sigaction resumed>NULL, 8) = 0
[pid  5236] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5235] <... rt_sigprocmask resumed>NULL, 8) = 0
executing program
[pid  5233] <... write resumed>)        = 4
[pid  5232] write(1, "executing program\n", 18 <unfinished ...>
[pid  5231] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1],  <unfinished ...>
[pid  5236] <... set_robust_list resumed>) = 0
[pid  5235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  5233] close(3 <unfinished ...>
[pid  5232] <... write resumed>)        = 18
[pid  5231] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5235] <... mmap resumed>)         = 0x7fb172fb2000
[pid  5231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  5233] <... close resumed>)        = 0
[pid  5235] mprotect(0x7fb172fb3000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5231] <... mmap resumed>)         = 0x7fb172fb2000
[pid  5236] chdir("./0" <unfinished ...>
[pid  5233] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5232] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5231] mprotect(0x7fb172fb3000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5236] <... chdir resumed>)        = 0
[pid  5235] <... mprotect resumed>)     = 0
[pid  5235] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5233] <... symlink resumed>)      = 0
[pid  5231] <... mprotect resumed>)     = 0
[pid  5236] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
[pid  5235] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fd2990, parent_tid=0x7fb172fd2990, exit_signal=0, stack=0x7fb172fb2000, stack_size=0x20300, tls=0x7fb172fd26c0} <unfinished ...>
[pid  5231] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5236] <... prctl resumed>)        = 0
[pid  5232] rt_sigaction(SIGRT_1, {sa_handler=0x7fb1730421e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb173033390},  <unfinished ...>
[pid  5231] <... rt_sigprocmask resumed>[], 8) = 0
./strace-static-x86_64: Process 5237 attached
[pid  5237] rseq(0x7fb172fd2fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5236] setpgid(0, 0 <unfinished ...>
[pid  5235] <... clone3 resumed> => {parent_tid=[5237]}, 88) = 5237
[pid  5232] <... rt_sigaction resumed>NULL, 8) = 0
[pid  5231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fd2990, parent_tid=0x7fb172fd2990, exit_signal=0, stack=0x7fb172fb2000, stack_size=0x20300, tls=0x7fb172fd26c0} <unfinished ...>
[pid  5237] <... rseq resumed>)         = 0
[pid  5236] <... setpgid resumed>)      = 0
[pid  5235] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5232] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1],  <unfinished ...>
[pid  5237] set_robust_list(0x7fb172fd29a0, 24) = 0
[pid  5235] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5232] <... rt_sigprocmask resumed>NULL, 8) = 0
./strace-static-x86_64: Process 5238 attached
[pid  5237] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5235] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5238] rseq(0x7fb172fd2fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5237] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5235] <... futex resumed>)        = 0
[pid  5232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  5231] <... clone3 resumed> => {parent_tid=[5238]}, 88) = 5238
[pid  5238] <... rseq resumed>)         = 0
[pid  5237] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5235] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} <unfinished ...>
[pid  5232] <... mmap resumed>)         = 0x7fb172fb2000
[pid  5231] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5232] mprotect(0x7fb172fb3000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5238] set_robust_list(0x7fb172fd29a0, 24 <unfinished ...>
[pid  5237] <... memfd_create resumed>) = 3
[pid  5236] <... openat resumed>)       = 3
[pid  5232] <... mprotect resumed>)     = 0
[pid  5231] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5238] <... set_robust_list resumed>) = 0
[pid  5238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5237] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5232] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5237] <... mmap resumed>)         = 0x7fb16aa00000
executing program
[pid  5236] write(3, "1000", 4 <unfinished ...>
[pid  5233] write(1, "executing program\n", 18 <unfinished ...>
[pid  5232] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5231] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5238] memfd_create("syzkaller", 0) = 3
[pid  5231] <... futex resumed>)        = 0
[pid  5231] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} <unfinished ...>
[pid  5232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fd2990, parent_tid=0x7fb172fd2990, exit_signal=0, stack=0x7fb172fb2000, stack_size=0x20300, tls=0x7fb172fd26c0} <unfinished ...>
[pid  5233] <... write resumed>)        = 18
[pid  5233] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5236] <... write resumed>)        = 4
[pid  5236] close(3)                    = 0
[pid  5233] <... futex resumed>)        = 0
[pid  5233] rt_sigaction(SIGRT_1, {sa_handler=0x7fb1730421e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb173033390},  <unfinished ...>
[pid  5236] symlink("/dev/binderfs", "./binderfs" <unfinished ...>
[pid  5233] <... rt_sigaction resumed>NULL, 8) = 0
[pid  5236] <... symlink resumed>)      = 0
[pid  5232] <... clone3 resumed> => {parent_tid=[5239]}, 88) = 5239
[pid  5233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1],  <unfinished ...>
[pid  5232] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5233] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172fb2000
[pid  5232] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5232] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5233] mprotect(0x7fb172fb3000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
./strace-static-x86_64: Process 5239 attached
[pid  5233] <... mprotect resumed>)     = 0
[pid  5232] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}executing program
 <unfinished ...>
[pid  5236] write(1, "executing program\n", 18 <unfinished ...>
[pid  5233] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5236] <... write resumed>)        = 18
[pid  5233] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5236] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fd2990, parent_tid=0x7fb172fd2990, exit_signal=0, stack=0x7fb172fb2000, stack_size=0x20300, tls=0x7fb172fd26c0}./strace-static-x86_64: Process 5240 attached
 <unfinished ...>
[pid  5239] rseq(0x7fb172fd2fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5238] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5236] <... futex resumed>)        = 0
[pid  5240] rseq(0x7fb172fd2fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5238] <... mmap resumed>)         = 0x7fb16aa00000
[pid  5240] <... rseq resumed>)         = 0
[pid  5239] <... rseq resumed>)         = 0
[pid  5236] rt_sigaction(SIGRT_1, {sa_handler=0x7fb1730421e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb173033390},  <unfinished ...>
[pid  5233] <... clone3 resumed> => {parent_tid=[5240]}, 88) = 5240
[pid  5239] set_robust_list(0x7fb172fd29a0, 24 <unfinished ...>
[pid  5236] <... rt_sigaction resumed>NULL, 8) = 0
[pid  5233] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5239] <... set_robust_list resumed>) = 0
[pid  5236] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1],  <unfinished ...>
[pid  5233] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5239] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5236] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5233] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5239] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  5240] set_robust_list(0x7fb172fd29a0, 24 <unfinished ...>
[pid  5239] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5233] <... futex resumed>)        = 0
[pid  5240] <... set_robust_list resumed>) = 0
[pid  5239] <... memfd_create resumed>) = 3
[pid  5236] <... mmap resumed>)         = 0x7fb172fb2000
[pid  5233] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} <unfinished ...>
[pid  5240] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5239] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5236] mprotect(0x7fb172fb3000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5240] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5239] <... mmap resumed>)         = 0x7fb16aa00000
[pid  5236] <... mprotect resumed>)     = 0
[pid  5240] memfd_create("syzkaller", 0) = 3
[pid  5240] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb16aa00000
[pid  5236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fd2990, parent_tid=0x7fb172fd2990, exit_signal=0, stack=0x7fb172fb2000, stack_size=0x20300, tls=0x7fb172fd26c0} => {parent_tid=[5241]}, 88) = 5241
[pid  5236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5236] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5236] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5241 attached
 <unfinished ...>
[pid  5241] rseq(0x7fb172fd2fe0, 0x20, 0, 0x53053053) = 0
[pid  5241] set_robust_list(0x7fb172fd29a0, 24) = 0
[pid  5241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5241] memfd_create("syzkaller", 0) = 3
[pid  5241] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb16aa00000
[pid  5239] 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 <unfinished ...>
[pid  5237] 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 <unfinished ...>
[pid  5241] 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 <unfinished ...>
[pid  5240] 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 <unfinished ...>
[pid  5238] 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 <unfinished ...>
[pid  5239] <... write resumed>)        = 16777216
[pid  5239] munmap(0x7fb16aa00000, 138412032) = 0
[pid  5239] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[pid  5239] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5237] <... write resumed>)        = 16777216
[pid  5239] close(3 <unfinished ...>
[pid  5237] munmap(0x7fb16aa00000, 138412032 <unfinished ...>
[pid  5239] <... close resumed>)        = 0
[pid  5239] close(4 <unfinished ...>
[pid  5237] <... munmap resumed>)       = 0
[pid  5239] <... close resumed>)        = 0
[pid  5239] mkdir("./bus", 0777 <unfinished ...>
[pid  5237] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5239] <... mkdir resumed>)        = 0
[pid  5239] mount("/dev/loop1", "./bus", "btrfs", MS_NOEXEC, "autodefrag,autodefrag,ref_verify,acl,clear_cache,discard,noenospc_debug,barrier,nodatacow," <unfinished ...>
[pid  5237] <... openat resumed>)       = 4
[pid  5237] ioctl(4, LOOP_SET_FD, 3)    = 0
syzkaller login: [   56.053283][ T5239] loop1: detected capacity change from 0 to 32768
[   56.089771][ T5237] loop2: detected capacity change from 0 to 32768
[pid  5237] close(3)                    = 0
[pid  5241] <... write resumed>)        = 16777216
[pid  5240] <... write resumed>)        = 16777216
[pid  5237] close(4)                    = 0
[pid  5237] mkdir("./bus", 0777)        = 0
[pid  5237] mount("/dev/loop2", "./bus", "btrfs", MS_NOEXEC, "autodefrag,autodefrag,ref_verify,acl,clear_cache,discard,noenospc_debug,barrier,nodatacow," <unfinished ...>
[pid  5240] munmap(0x7fb16aa00000, 138412032 <unfinished ...>
[pid  5241] munmap(0x7fb16aa00000, 138412032 <unfinished ...>
[pid  5238] <... write resumed>)        = 16777216
[   56.096815][ T5239] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop1 (7:1) scanned by syz-executor310 (5239)
[   56.141673][ T5237] BTRFS: device /dev/loop2 (7:2) using temp-fsid 234b8887-266c-4d31-8114-10fd79217bab
[pid  5238] munmap(0x7fb16aa00000, 138412032 <unfinished ...>
[pid  5241] <... munmap resumed>)       = 0
[pid  5241] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 4
[pid  5241] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5240] <... munmap resumed>)       = 0
[pid  5238] <... munmap resumed>)       = 0
[pid  5238] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5238] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5241] <... ioctl resumed>)        = 0
[pid  5241] close(3)                    = 0
[pid  5241] close(4)                    = 0
[pid  5241] mkdir("./bus", 0777)        = 0
[pid  5241] mount("/dev/loop4", "./bus", "btrfs", MS_NOEXEC, "autodefrag,autodefrag,ref_verify,acl,clear_cache,discard,noenospc_debug,barrier,nodatacow," <unfinished ...>
[pid  5238] <... ioctl resumed>)        = 0
[   56.158199][ T5239] BTRFS info (device loop1): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d
[   56.170231][ T5241] loop4: detected capacity change from 0 to 32768
[   56.172022][ T5237] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz-executor310 (5237)
[   56.184266][ T5238] loop0: detected capacity change from 0 to 32768
[   56.190753][ T5239] BTRFS info (device loop1): using sha256 (sha256-avx2) checksum algorithm
[pid  5240] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 4
[pid  5238] close(3 <unfinished ...>
[pid  5240] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5238] <... close resumed>)        = 0
[pid  5238] close(4)                    = 0
[pid  5238] mkdir("./bus", 0777)        = 0
[   56.217775][ T5241] BTRFS: device /dev/loop4 (7:4) using temp-fsid c604a643-e2bc-4723-b779-82cc4155b3b9
[   56.229934][ T5237] BTRFS info (device loop2): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d
[   56.240550][ T5239] BTRFS info (device loop1): using free-space-tree
[   56.250684][ T5241] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz-executor310 (5241)
[pid  5238] mount("/dev/loop0", "./bus", "btrfs", MS_NOEXEC, "autodefrag,autodefrag,ref_verify,acl,clear_cache,discard,noenospc_debug,barrier,nodatacow," <unfinished ...>
[pid  5240] <... ioctl resumed>)        = 0
[   56.258862][ T5240] loop3: detected capacity change from 0 to 32768
[   56.283194][ T5237] BTRFS info (device loop2): using sha256 (sha256-avx2) checksum algorithm
[   56.293248][ T5237] BTRFS info (device loop2): using free-space-tree
[pid  5240] close(3)                    = 0
[pid  5240] close(4)                    = 0
[pid  5240] mkdir("./bus", 0777)        = 0
[   56.310236][ T5238] BTRFS: device /dev/loop0 (7:0) using temp-fsid 4c81ece9-9624-40af-9d46-1e60987bbfaf
[   56.322960][ T5241] BTRFS info (device loop4): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d
[   56.334613][ T5241] BTRFS info (device loop4): using sha256 (sha256-avx2) checksum algorithm
[   56.344323][ T5241] BTRFS info (device loop4): using free-space-tree
[   56.352221][ T5238] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor310 (5238)
[   56.398170][ T5240] BTRFS: device /dev/loop3 (7:3) using temp-fsid 767b9d26-0362-4b6e-bda8-efaebcb18df9
[   56.440425][ T5238] BTRFS info (device loop0): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d
[   56.458670][ T5240] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz-executor310 (5240)
[   56.486403][ T5238] BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm
[   56.518385][ T5238] BTRFS info (device loop0): using free-space-tree
[   56.548788][ T5240] BTRFS info (device loop3): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d
[   56.572071][ T5240] BTRFS info (device loop3): using sha256 (sha256-avx2) checksum algorithm
[   56.594528][ T5239] BTRFS info (device loop1): rebuilding free space tree
[   56.617742][ T5237] BTRFS info (device loop2): rebuilding free space tree
[   56.625560][ T5240] BTRFS info (device loop3): using free-space-tree
[   56.654205][ T5241] BTRFS info (device loop4): rebuilding free space tree
[pid  5240] mount("/dev/loop3", "./bus", "btrfs", MS_NOEXEC, "autodefrag,autodefrag,ref_verify,acl,clear_cache,discard,noenospc_debug,barrier,nodatacow," <unfinished ...>
[pid  5237] <... mount resumed>)        = 0
[pid  5237] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
[pid  5239] <... mount resumed>)        = 0
[pid  5239] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
[pid  5239] chdir("./bus")              = 0
[pid  5239] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[pid  5239] ioctl(4, LOOP_CLR_FD)       = 0
[   56.692727][ T5238] BTRFS info (device loop0): rebuilding free space tree
[pid  5239] close(4 <unfinished ...>
[pid  5241] <... mount resumed>)        = 0
[pid  5239] <... close resumed>)        = 0
[pid  5237] chdir("./bus" <unfinished ...>
[pid  5239] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5237] <... chdir resumed>)        = 0
[pid  5237] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4
[pid  5241] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5239] <... futex resumed>)        = 1
[pid  5237] ioctl(4, LOOP_CLR_FD <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
[pid  5241] <... openat resumed>)       = 3
[pid  5239] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 <unfinished ...>
[pid  5237] <... ioctl resumed>)        = 0
[pid  5232] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5241] chdir("./bus" <unfinished ...>
[pid  5237] close(4 <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
[pid  5241] <... chdir resumed>)        = 0
[pid  5237] <... close resumed>)        = 0
[pid  5232] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5241] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5237] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5241] <... openat resumed>)       = 4
[pid  5237] <... futex resumed>)        = 1
[pid  5237] futex(0x7fb1730a96c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5239] <... open resumed>)         = 4
[pid  5241] ioctl(4, LOOP_CLR_FD <unfinished ...>
[pid  5235] <... futex resumed>)        = 0
[pid  5241] <... ioctl resumed>)        = 0
[pid  5235] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5241] close(4 <unfinished ...>
[pid  5237] <... futex resumed>)        = 0
[pid  5235] <... futex resumed>)        = 1
[pid  5241] <... close resumed>)        = 0
[pid  5237] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 <unfinished ...>
[pid  5235] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5241] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  5241] futex(0x7fb1730a96c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5237] <... open resumed>)         = 4
[pid  5239] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5238] <... mount resumed>)        = 0
[pid  5237] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5236] <... futex resumed>)        = 0
[pid  5238] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5237] <... futex resumed>)        = 1
[pid  5235] <... futex resumed>)        = 0
[pid  5239] <... futex resumed>)        = 1
[pid  5238] <... openat resumed>)       = 3
[pid  5237] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_NOATIME|FASYNC, 000 <unfinished ...>
[pid  5236] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5235] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5238] chdir("./bus" <unfinished ...>
[pid  5235] <... futex resumed>)        = 0
[pid  5235] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5237] <... open resumed>)         = 5
[pid  5238] <... chdir resumed>)        = 0
[pid  5237] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5238] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5237] <... futex resumed>)        = 1
[pid  5235] <... futex resumed>)        = 0
[pid  5241] <... futex resumed>)        = 0
[pid  5239] futex(0x7fb1730a96c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5238] <... openat resumed>)       = 4
[pid  5237] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 4294966868 <unfinished ...>
[pid  5236] <... futex resumed>)        = 1
[pid  5235] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5241] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 <unfinished ...>
[pid  5238] ioctl(4, LOOP_CLR_FD <unfinished ...>
[pid  5235] <... futex resumed>)        = 0
[pid  5241] <... open resumed>)         = 4
[pid  5238] <... ioctl resumed>)        = 0
[pid  5236] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5235] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
[   56.785031][   T29] audit: type=1800 audit(1729224705.921:2): pid=5239 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor310" name="bus" dev="loop1" ino=263 res=0 errno=0
[pid  5232] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5239] <... futex resumed>)        = 0
[pid  5232] <... futex resumed>)        = 1
[pid  5239] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_NOATIME|FASYNC, 000 <unfinished ...>
[pid  5232] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5239] <... open resumed>)         = 5
[pid  5239] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  5232] <... futex resumed>)        = 0
[pid  5239] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 4294966868 <unfinished ...>
[pid  5232] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5232] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5241] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5238] close(4 <unfinished ...>
[pid  5241] <... futex resumed>)        = 1
[pid  5238] <... close resumed>)        = 0
[pid  5236] <... futex resumed>)        = 0
[   56.831761][   T29] audit: type=1800 audit(1729224705.941:3): pid=5237 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor310" name="bus" dev="loop2" ino=263 res=0 errno=0
[pid  5238] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5236] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5238] <... futex resumed>)        = 1
[pid  5236] <... futex resumed>)        = 0
[pid  5241] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_NOATIME|FASYNC, 000 <unfinished ...>
[pid  5238] futex(0x7fb1730a96c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5236] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5235] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5231] <... futex resumed>)        = 0
[pid  5241] <... open resumed>)         = 5
[pid  5235] futex(0x7fb1730a96dc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5241] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5235] <... futex resumed>)        = 0
[pid  5241] <... futex resumed>)        = 0
[pid  5238] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  5236] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  5235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  5232] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5231] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5241] futex(0x7fb1730a96c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5235] <... mmap resumed>)         = 0x7fb172f91000
[pid  5235] mprotect(0x7fb172f92000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5238] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 <unfinished ...>
[pid  5236] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5235] <... mprotect resumed>)     = 0
[pid  5232] futex(0x7fb1730a96dc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5231] <... futex resumed>)        = 0
[pid  5241] <... futex resumed>)        = 0
[pid  5238] <... open resumed>)         = 4
[pid  5236] <... futex resumed>)        = 1
[pid  5235] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
[pid  5231] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5235] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fb1990, parent_tid=0x7fb172fb1990, exit_signal=0, stack=0x7fb172f91000, stack_size=0x20300, tls=0x7fb172fb16c0} <unfinished ...>
[pid  5236] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f91000
[pid  5232] mprotect(0x7fb172f92000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5327 attached
 <unfinished ...>
[pid  5241] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 4294966868 <unfinished ...>
[pid  5238] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5232] <... mprotect resumed>)     = 0
[pid  5327] rseq(0x7fb172fb1fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5238] <... futex resumed>)        = 1
[pid  5235] <... clone3 resumed> => {parent_tid=[5327]}, 88) = 5327
[pid  5232] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5231] <... futex resumed>)        = 0
[   56.878744][ T5240] BTRFS info (device loop3): rebuilding free space tree
[pid  5235] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5327] <... rseq resumed>)         = 0
[pid  5238] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_NOATIME|FASYNC, 000 <unfinished ...>
[pid  5235] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5232] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5231] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5327] set_robust_list(0x7fb172fb19a0, 24 <unfinished ...>
[pid  5235] futex(0x7fb1730a96d8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5327] <... set_robust_list resumed>) = 0
[pid  5235] <... futex resumed>)        = 0
[pid  5235] futex(0x7fb1730a96dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5238] <... open resumed>)         = 5
[pid  5232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fb1990, parent_tid=0x7fb172fb1990, exit_signal=0, stack=0x7fb172f91000, stack_size=0x20300, tls=0x7fb172fb16c0} <unfinished ...>
[pid  5231] <... futex resumed>)        = 0
./strace-static-x86_64: Process 5328 attached
[pid  5327] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 000 <unfinished ...>
[pid  5238] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5231] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5328] rseq(0x7fb172fb1fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5238] <... futex resumed>)        = 0
[pid  5232] <... clone3 resumed> => {parent_tid=[5328]}, 88) = 5328
[pid  5231] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  5328] <... rseq resumed>)         = 0
[pid  5238] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 4294966868 <unfinished ...>
[pid  5232] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5231] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5328] set_robust_list(0x7fb172fb19a0, 24 <unfinished ...>
[pid  5232] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5231] <... futex resumed>)        = 0
[pid  5328] <... set_robust_list resumed>) = 0
[pid  5232] futex(0x7fb1730a96d8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5231] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5328] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
[pid  5328] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5232] futex(0x7fb1730a96dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5328] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 000 <unfinished ...>
[pid  5236] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5236] futex(0x7fb1730a96dc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f91000
[pid  5236] mprotect(0x7fb172f92000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fb1990, parent_tid=0x7fb172fb1990, exit_signal=0, stack=0x7fb172f91000, stack_size=0x20300, tls=0x7fb172fb16c0}./strace-static-x86_64: Process 5330 attached
 => {parent_tid=[5330]}, 88) = 5330
[pid  5236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5236] futex(0x7fb1730a96d8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5330] rseq(0x7fb172fb1fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5236] <... futex resumed>)        = 0
[pid  5330] <... rseq resumed>)         = 0
[pid  5236] futex(0x7fb1730a96dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5330] set_robust_list(0x7fb172fb19a0, 24) = 0
[pid  5330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[   56.947228][   T29] audit: type=1800 audit(1729224705.951:4): pid=5241 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor310" name="bus" dev="loop4" ino=263 res=0 errno=0
[pid  5330] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 000 <unfinished ...>
[pid  5231] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5231] futex(0x7fb1730a96dc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f91000
[pid  5231] mprotect(0x7fb172f92000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5232] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5231] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5232] futex(0x7fb1730a96ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5231] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5232] <... futex resumed>)        = 0
[pid  5231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fb1990, parent_tid=0x7fb172fb1990, exit_signal=0, stack=0x7fb172f91000, stack_size=0x20300, tls=0x7fb172fb16c0} <unfinished ...>
[pid  5232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f70000
[pid  5231] <... clone3 resumed> => {parent_tid=[5332]}, 88) = 5332
[pid  5232] mprotect(0x7fb172f71000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5231] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5232] <... mprotect resumed>)     = 0
[pid  5231] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5232] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5231] futex(0x7fb1730a96d8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5232] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5231] <... futex resumed>)        = 0
[pid  5232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172f90990, parent_tid=0x7fb172f90990, exit_signal=0, stack=0x7fb172f70000, stack_size=0x20300, tls=0x7fb172f906c0} <unfinished ...>
[pid  5231] futex(0x7fb1730a96dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5332 attached
 <unfinished ...>
[pid  5232] <... clone3 resumed> => {parent_tid=[5333]}, 88) = 5333
./strace-static-x86_64: Process 5333 attached
[pid  5232] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5332] rseq(0x7fb172fb1fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5232] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5332] <... rseq resumed>)         = 0
[pid  5232] futex(0x7fb1730a96e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5332] set_robust_list(0x7fb172fb19a0, 24 <unfinished ...>
[pid  5232] <... futex resumed>)        = 0
[pid  5332] <... set_robust_list resumed>) = 0
[pid  5232] futex(0x7fb1730a96ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5235] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5333] rseq(0x7fb172f90fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5332] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5333] <... rseq resumed>)         = 0
[pid  5332] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5332] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 000 <unfinished ...>
[pid  5333] set_robust_list(0x7fb172f909a0, 24) = 0
[pid  5333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5333] pwritev2(4, [{iov_base="\x85\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x72\x65\x66\x5f\x76\x65\x72\x69\x66\x79\x2c\x61\x63\x6c"..., iov_len=12288}], 1, 30720, RWF_HIPRI|RWF_DSYNC <unfinished ...>
[pid  5236] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5235] futex(0x7fb1730a96ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5236] futex(0x7fb1730a96ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 <unfinished ...>
[pid  5236] <... futex resumed>)        = 0
[pid  5236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f70000
[pid  5236] mprotect(0x7fb172f71000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172f90990, parent_tid=0x7fb172f90990, exit_signal=0, stack=0x7fb172f70000, stack_size=0x20300, tls=0x7fb172f906c0} => {parent_tid=[5334]}, 88) = 5334
[pid  5235] <... mmap resumed>)         = 0x7fb172f70000
./strace-static-x86_64: Process 5334 attached
[pid  5240] <... mount resumed>)        = 0
[pid  5236] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5235] mprotect(0x7fb172f71000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5236] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5236] futex(0x7fb1730a96e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5235] <... mprotect resumed>)     = 0
[pid  5240] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid  5236] <... futex resumed>)        = 0
[pid  5235] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5240] <... openat resumed>)       = 3
[pid  5236] futex(0x7fb1730a96ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5240] chdir("./bus" <unfinished ...>
[pid  5334] rseq(0x7fb172f90fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5240] <... chdir resumed>)        = 0
[pid  5334] <... rseq resumed>)         = 0
[pid  5240] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5334] set_robust_list(0x7fb172f909a0, 24 <unfinished ...>
[pid  5240] <... openat resumed>)       = 4
[pid  5334] <... set_robust_list resumed>) = 0
[pid  5240] ioctl(4, LOOP_CLR_FD <unfinished ...>
[pid  5334] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5240] <... ioctl resumed>)        = 0
[pid  5334] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5240] close(4 <unfinished ...>
[pid  5334] pwritev2(4, [{iov_base="\x85\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x72\x65\x66\x5f\x76\x65\x72\x69\x66\x79\x2c\x61\x63\x6c"..., iov_len=12288}], 1, 30720, RWF_HIPRI|RWF_DSYNC <unfinished ...>
[pid  5240] <... close resumed>)        = 0
[pid  5235] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172f90990, parent_tid=0x7fb172f90990, exit_signal=0, stack=0x7fb172f70000, stack_size=0x20300, tls=0x7fb172f906c0} <unfinished ...>
[pid  5240] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  5233] <... futex resumed>)        = 0
./strace-static-x86_64: Process 5335 attached
[pid  5233] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5335] rseq(0x7fb172f90fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5240] open("./bus", O_RDWR|O_CREAT|O_NONBLOCK|O_DIRECT|O_NOFOLLOW|O_NOATIME, 000 <unfinished ...>
[pid  5235] <... clone3 resumed> => {parent_tid=[5335]}, 88) = 5335
[pid  5233] <... futex resumed>)        = 0
[pid  5231] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5335] <... rseq resumed>)         = 0
[pid  5235] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5335] set_robust_list(0x7fb172f909a0, 24 <unfinished ...>
[pid  5235] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5335] <... set_robust_list resumed>) = 0
[pid  5235] futex(0x7fb1730a96e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5240] <... open resumed>)         = 4
[pid  5233] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5232] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5231] futex(0x7fb1730a96ec, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5335] pwritev2(4, [{iov_base="\x85\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x72\x65\x66\x5f\x76\x65\x72\x69\x66\x79\x2c\x61\x63\x6c"..., iov_len=12288}], 1, 30720, RWF_HIPRI|RWF_DSYNC <unfinished ...>
[pid  5235] <... futex resumed>)        = 0
[pid  5231] <... futex resumed>)        = 0
[pid  5235] futex(0x7fb1730a96ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5231] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f70000
[pid  5240] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5236] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5231] mprotect(0x7fb172f71000, 131072, PROT_READ|PROT_WRITE <unfinished ...>
[pid  5240] <... futex resumed>)        = 1
[pid  5233] <... futex resumed>)        = 0
[pid  5231] <... mprotect resumed>)     = 0
[pid  5233] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5231] rt_sigprocmask(SIG_BLOCK, ~[],  <unfinished ...>
[pid  5240] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_SYNC|O_NOATIME|FASYNC, 000 <unfinished ...>
[pid  5233] <... futex resumed>)        = 0
[pid  5231] <... rt_sigprocmask resumed>[], 8) = 0
[pid  5240] <... open resumed>)         = 5
[pid  5233] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5231] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172f90990, parent_tid=0x7fb172f90990, exit_signal=0, stack=0x7fb172f70000, stack_size=0x20300, tls=0x7fb172f906c0} <unfinished ...>
[pid  5240] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  5233] <... futex resumed>)        = 0
[pid  5231] <... clone3 resumed> => {parent_tid=[5337]}, 88) = 5337
[   57.086921][   T29] audit: type=1800 audit(1729224706.051:5): pid=5238 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor310" name="bus" dev="loop0" ino=263 res=0 errno=0
[pid  5240] write(5, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 4294966868 <unfinished ...>
[pid  5233] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5231] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5235] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5233] <... futex resumed>)        = 0
[pid  5231] <... rt_sigprocmask resumed>NULL, 8) = 0
./strace-static-x86_64: Process 5337 attached
[pid  5233] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5231] futex(0x7fb1730a96e8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5337] rseq(0x7fb172f90fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5231] <... futex resumed>)        = 0
[pid  5337] <... rseq resumed>)         = 0
[pid  5231] futex(0x7fb1730a96ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5337] set_robust_list(0x7fb172f909a0, 24) = 0
[pid  5337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5337] pwritev2(4, [{iov_base="\x85\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x72\x65\x66\x5f\x76\x65\x72\x69\x66\x79\x2c\x61\x63\x6c"..., iov_len=12288}], 1, 30720, RWF_HIPRI|RWF_DSYNC <unfinished ...>
[pid  5233] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5231] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5233] futex(0x7fb1730a96dc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f91000
[pid  5233] mprotect(0x7fb172f92000, 131072, PROT_READ|PROT_WRITE) = 0
[   57.191430][   T29] audit: type=1800 audit(1729224706.211:6): pid=5240 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor310" name="bus" dev="loop3" ino=263 res=0 errno=0
[pid  5233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fb1990, parent_tid=0x7fb172fb1990, exit_signal=0, stack=0x7fb172f91000, stack_size=0x20300, tls=0x7fb172fb16c0} => {parent_tid=[5338]}, 88) = 5338
[pid  5233] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5338 attached
NULL, 8) = 0
[pid  5338] rseq(0x7fb172fb1fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5233] futex(0x7fb1730a96d8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5338] <... rseq resumed>)         = 0
[pid  5233] <... futex resumed>)        = 0
[pid  5338] set_robust_list(0x7fb172fb19a0, 24 <unfinished ...>
[pid  5233] futex(0x7fb1730a96dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5338] <... set_robust_list resumed>) = 0
[pid  5338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5338] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 000 <unfinished ...>
[pid  5233] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5233] futex(0x7fb1730a96dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out)
[pid  5233] futex(0x7fb1730a96ec, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172f70000
[pid  5233] mprotect(0x7fb172f71000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172f90990, parent_tid=0x7fb172f90990, exit_signal=0, stack=0x7fb172f70000, stack_size=0x20300, tls=0x7fb172f906c0} => {parent_tid=[5340]}, 88) = 5340
[pid  5233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
./strace-static-x86_64: Process 5340 attached
[pid  5233] futex(0x7fb1730a96e8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5233] futex(0x7fb1730a96ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5340] rseq(0x7fb172f90fe0, 0x20, 0, 0x53053053) = 0
[pid  5340] set_robust_list(0x7fb172f909a0, 24) = 0
[pid  5340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5340] pwritev2(4, [{iov_base="\x85\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x61\x75\x74\x6f\x64\x65\x66\x72\x61\x67\x2c\x72\x65\x66\x5f\x76\x65\x72\x69\x66\x79\x2c\x61\x63\x6c"..., iov_len=12288}], 1, 30720, RWF_HIPRI|RWF_DSYNC <unfinished ...>
[pid  5233] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5232] exit_group(0)               = ?
[pid  5236] exit_group(0)               = ?
[pid  5231] exit_group(0)               = ?
[pid  5237] <... write resumed>)        = 8388608
[pid  5237] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5237] futex(0x7fb1730a96c8, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5233] exit_group(0)               = ?
[pid  5235] exit_group(0)               = ?
[pid  5237] <... futex resumed>)        = ?
[pid  5237] +++ exited with 0 +++
[pid  5338] <... open resumed>)         = ?
[pid  5327] <... open resumed>)         = ?
[pid  5240] <... write resumed>)        = ?
[pid  5327] +++ exited with 0 +++
[pid  5240] +++ exited with 0 +++
[pid  5338] +++ exited with 0 +++
[pid  5335] <... pwritev2 resumed>)     = ?
[pid  5335] +++ exited with 0 +++
[pid  5235] +++ exited with 0 +++
[pid  5228] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5235, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=62 /* 0.62 s */} ---
[pid  5228] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5228] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5228] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5228] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5228] getdents64(3, 0x555561036730 /* 4 entries */, 32768) = 104
[pid  5228] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5228] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5228] unlink("./0/binderfs")      = 0
[pid  5228] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5328] <... open resumed>)         = ?
[pid  5340] <... pwritev2 resumed>)     = ?
[pid  5333] <... pwritev2 resumed>)     = ?
[pid  5333] +++ exited with 0 +++
[pid  5340] +++ exited with 0 +++
[pid  5233] +++ exited with 0 +++
[pid  5229] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5233, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=68 /* 0.68 s */} ---
[pid  5229] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5229] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5229] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5229] getdents64(3, 0x555561036730 /* 4 entries */, 32768) = 104
[pid  5229] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5229] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5229] unlink("./0/binderfs")      = 0
[pid  5229] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5328] +++ exited with 0 +++
[   58.536801][ T5229] BTRFS info (device loop3): last unmount of filesystem 767b9d26-0362-4b6e-bda8-efaebcb18df9
[pid  5239] <... write resumed>)        = ?
[pid  5239] +++ exited with 0 +++
[pid  5232] +++ exited with 0 +++
[pid  5227] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5232, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=61 /* 0.61 s */} ---
[pid  5227] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[   58.658275][ T5228] BTRFS info (device loop2): last unmount of filesystem 234b8887-266c-4d31-8114-10fd79217bab
[   58.691228][ T5337] assertion failed: block_start != EXTENT_MAP_HOLE, in fs/btrfs/extent_io.c:1303
[pid  5227] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5227] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5227] getdents64(3, 0x555561036730 /* 4 entries */, 32768) = 104
[pid  5227] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5227] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5227] unlink("./0/binderfs")      = 0
[   58.722221][ T5337] ------------[ cut here ]------------
[   58.728118][ T5337] kernel BUG at fs/btrfs/extent_io.c:1303!
[pid  5334] <... pwritev2 resumed>)     = ?
[pid  5330] <... open resumed>)         = ?
[pid  5229] <... umount2 resumed>)      = 0
[pid  5227] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5334] +++ exited with 0 +++
[pid  5330] +++ exited with 0 +++
[pid  5229] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[   58.764520][ T5337] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
[   58.771515][ T5337] CPU: 0 UID: 0 PID: 5337 Comm: syz-executor310 Not tainted 6.12.0-rc3-syzkaller-00183-g6efbea77b390 #0
[   58.782634][ T5337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   58.792707][ T5337] RIP: 0010:extent_writepage_io+0xca2/0xd20
[   58.798647][ T5337] Code: fe 07 90 0f 0b e8 1e 28 d9 fd 48 c7 c7 80 0d 4d 8c 48 c7 c6 60 1b 4d 8c 48 c7 c2 20 0d 4d 8c b9 17 05 00 00 e8 5f f7 fe 07 90 <0f> 0b e8 f7 27 d9 fd eb 5f e8 f0 27 d9 fd 48 c7 c7 80 0d 4d 8c 48
[   58.818267][ T5337] RSP: 0018:ffffc90003d5eec0 EFLAGS: 00010246
[   58.824347][ T5337] RAX: 000000000000004e RBX: 0000000000001000 RCX: 9329e60525732e00
[   58.832306][ T5337] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[   58.840270][ T5337] RBP: ffffc90003d5f030 R08: ffffffff8174af9c R09: 1ffff920007abd74
[   58.848230][ T5337] R10: dffffc0000000000 R11: fffff520007abd75 R12: fffffffffffffffd
[   58.856193][ T5337] R13: 0000000000007000 R14: dffffc0000000000 R15: ffffea0001cc8f00
[   58.864153][ T5337] FS:  00007fb172f906c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[   58.873074][ T5337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.879647][ T5337] CR2: 000055963fa790e0 CR3: 00000000745b0000 CR4: 00000000003526f0
[   58.887612][ T5337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   58.895581][ T5337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   58.903551][ T5337] Call Trace:
[   58.906822][ T5337]  <TASK>
[   58.909745][ T5337]  ? __die_body+0x5f/0xb0
[   58.914066][ T5337]  ? die+0x9e/0xc0
[   58.917778][ T5337]  ? do_trap+0x15a/0x3a0
[   58.922018][ T5337]  ? extent_writepage_io+0xca2/0xd20
[   58.927296][ T5337]  ? do_error_trap+0x1dc/0x2c0
[   58.932060][ T5337]  ? extent_writepage_io+0xca2/0xd20
[   58.937341][ T5337]  ? __pfx_do_error_trap+0x10/0x10
[   58.942450][ T5337]  ? report_bug+0x3e8/0x500
[   58.946963][ T5337]  ? handle_invalid_op+0x34/0x40
[   58.951892][ T5337]  ? extent_writepage_io+0xca2/0xd20
[   58.957166][ T5337]  ? exc_invalid_op+0x38/0x50
[   58.961834][ T5337]  ? asm_exc_invalid_op+0x1a/0x20
[   58.966855][ T5337]  ? __wake_up_klogd+0xcc/0x110
[   58.971699][ T5337]  ? extent_writepage_io+0xca2/0xd20
[   58.976976][ T5337]  ? __pfx_extent_writepage_io+0x10/0x10
[   58.982595][ T5337]  ? folio_wait_writeback+0x1a8/0x1e0
[   58.987961][ T5337]  btrfs_writepages+0x11c4/0x2370
[   58.992983][ T5337]  ? __pfx_btrfs_writepages+0x10/0x10
[   58.998349][ T5337]  ? lockdep_hardirqs_on+0x99/0x150
[   59.003537][ T5337]  ? __pfx_end_bbio_data_write+0x10/0x10
[   59.009162][ T5337]  ? __pfx_btrfs_writepages+0x10/0x10
[   59.014522][ T5337]  do_writepages+0x35d/0x870
[   59.019107][ T5337]  ? __pfx_do_writepages+0x10/0x10
[   59.024229][ T5337]  ? wbc_attach_and_unlock_inode+0x317/0x580
[   59.030213][ T5337]  ? __pfx_lock_release+0x10/0x10
[   59.035236][ T5337]  ? do_raw_spin_unlock+0x13c/0x8b0
[   59.040436][ T5337]  ? wbc_attach_and_unlock_inode+0x369/0x580
[   59.046411][ T5337]  filemap_fdatawrite_wbc+0x125/0x180
[   59.051781][ T5337]  filemap_fdatawrite_range+0x11a/0x180
[   59.057323][ T5337]  ? pagecache_isize_extended+0x145/0x2a0
[   59.063042][ T5337]  ? __pfx_filemap_fdatawrite_range+0x10/0x10
[   59.069103][ T5337]  ? btrfs_buffered_write+0x10d1/0x1360
[   59.074652][ T5337]  ? __pfx_up_write+0x10/0x10
[   59.079324][ T5337]  btrfs_fdatawrite_range+0x53/0xe0
[   59.084518][ T5337]  btrfs_direct_write+0x565/0xa70
[   59.089543][ T5337]  ? __pfx_btrfs_direct_write+0x10/0x10
[   59.095085][ T5337]  ? __lock_acquire+0x1384/0x2050
[   59.100108][ T5337]  btrfs_do_write_iter+0x2a0/0x760
[   59.105209][ T5337]  ? mark_lock+0x9a/0x360
[   59.109528][ T5337]  ? __pfx_btrfs_do_write_iter+0x10/0x10
[   59.115153][ T5337]  do_iter_readv_writev+0x600/0x880
[   59.120359][ T5337]  ? __pfx_do_iter_readv_writev+0x10/0x10
[   59.126070][ T5337]  ? rcu_read_lock_any_held+0xb7/0x160
[   59.131522][ T5337]  vfs_writev+0x376/0xba0
[   59.135845][ T5337]  ? __pfx_lock_acquire+0x10/0x10
[   59.140860][ T5337]  ? __pfx_vfs_writev+0x10/0x10
[   59.145706][ T5337]  ? __fget_files+0x29/0x470
[   59.150289][ T5337]  ? __fget_files+0x29/0x470
[   59.154872][ T5337]  __se_sys_pwritev2+0x1ca/0x2d0
[   59.159804][ T5337]  ? __pfx___se_sys_pwritev2+0x10/0x10
[   59.165254][ T5337]  ? do_syscall_64+0x100/0x230
[   59.170005][ T5337]  ? __x64_sys_pwritev2+0x21/0xf0
[   59.175021][ T5337]  do_syscall_64+0xf3/0x230
[   59.179511][ T5337]  ? clear_bhb_loop+0x35/0x90
[   59.184174][ T5337]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   59.190062][ T5337] RIP: 0033:0x7fb17301bdc9
[   59.194479][ T5337] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 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 b0 ff ff ff f7 d8 64 89 01 48
[   59.214073][ T5337] RSP: 002b:00007fb172f90208 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[   59.222478][ T5337] RAX: ffffffffffffffda RBX: 00007fb1730a96e8 RCX: 00007fb17301bdc9
[   59.230441][ T5337] RDX: 0000000000000001 RSI: 0000000020000240 RDI: 0000000000000004
[   59.238398][ T5337] RBP: 00007fb1730a96e0 R08: 0000000000000000 R09: 0000000000000003
[   59.246444][ T5337] R10: 0000000000007800 R11: 0000000000000246 R12: 00007fb173075664
[   59.254403][ T5337] R13: 726665646f747561 R14: 697265765f666572 R15: 00000000fffffe54
[   59.262371][ T5337]  </TASK>
[pid  5229] newfstatat(AT_FDCWD, "./0/bus", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5229] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument)
[pid  5229] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5241] <... write resumed>)        = ?
[pid  5229] <... openat resumed>)       = 4
[pid  5229] newfstatat(4, "",  <unfinished ...>
[pid  5241] +++ exited with 0 +++
[pid  5236] +++ exited with 0 +++
[pid  5229] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5230] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5236, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=72 /* 0.72 s */} ---
[pid  5230] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5229] getdents64(4,  <unfinished ...>
[pid  5230] <... restart_syscall resumed>) = 0
[pid  5229] <... getdents64 resumed>0x55556103e770 /* 2 entries */, 32768) = 48
[pid  5229] getdents64(4,  <unfinished ...>
[pid  5230] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5229] <... getdents64 resumed>0x55556103e770 /* 0 entries */, 32768) = 0
[pid  5230] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5229] close(4)                    = 0
[pid  5230] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[   59.265377][ T5337] Modules linked in:
[   59.269686][ T5337] ---[ end trace 0000000000000000 ]---
[   59.284442][ T5227] BTRFS info (device loop1): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d
[   59.287830][ T5337] RIP: 0010:extent_writepage_io+0xca2/0xd20
[pid  5229] rmdir("./0/bus")            = 0
[pid  5230] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5229] getdents64(3, 0x555561036730 /* 0 entries */, 32768) = 0
[pid  5230] getdents64(3,  <unfinished ...>
[pid  5229] close(3)                    = 0
[pid  5230] <... getdents64 resumed>0x555561036730 /* 4 entries */, 32768) = 104
[pid  5229] rmdir("./0" <unfinished ...>
[pid  5230] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5229] <... rmdir resumed>)        = 0
[pid  5228] <... umount2 resumed>)      = 0
[pid  5230] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5229] mkdir("./1", 0777 <unfinished ...>
[pid  5228] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5230] newfstatat(AT_FDCWD, "./0/binderfs",  <unfinished ...>
[pid  5229] <... mkdir resumed>)        = 0
[pid  5228] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5230] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5229] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5228] newfstatat(AT_FDCWD, "./0/bus",  <unfinished ...>
[pid  5229] <... openat resumed>)       = 3
[pid  5228] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0
[pid  5230] unlink("./0/binderfs" <unfinished ...>
[pid  5229] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5228] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5230] <... unlink resumed>)       = 0
[pid  5229] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[   59.323498][ T5337] Code: fe 07 90 0f 0b e8 1e 28 d9 fd 48 c7 c7 80 0d 4d 8c 48 c7 c6 60 1b 4d 8c 48 c7 c2 20 0d 4d 8c b9 17 05 00 00 e8 5f f7 fe 07 90 <0f> 0b e8 f7 27 d9 fd eb 5f e8 f0 27 d9 fd 48 c7 c7 80 0d 4d 8c 48
[   59.348995][ T5337] RSP: 0018:ffffc90003d5eec0 EFLAGS: 00010246
[   59.355516][ T5337] RAX: 000000000000004e RBX: 0000000000001000 RCX: 9329e60525732e00
[pid  5229] close(3 <unfinished ...>
[pid  5228] <... umount2 resumed>)      = -1 EINVAL (Invalid argument)
[pid  5230] umount2("./0/bus", MNT_FORCE|UMOUNT_NOFOLLOW <unfinished ...>
[pid  5229] <... close resumed>)        = 0
[pid  5228] openat(AT_FDCWD, "./0/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY <unfinished ...>
[pid  5229] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5228] <... openat resumed>)       = 4
[pid  5228] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0
[pid  5228] getdents64(4, 0x55556103e770 /* 2 entries */, 32768) = 48
[pid  5228] getdents64(4, 0x55556103e770 /* 0 entries */, 32768) = 0
[pid  5228] close(4)                    = 0
[pid  5229] <... clone resumed>, child_tidptr=0x555561035690) = 5341
[pid  5228] rmdir("./0/bus")            = 0
[pid  5228] getdents64(3, ./strace-static-x86_64: Process 5341 attached
 <unfinished ...>
[pid  5341] set_robust_list(0x5555610356a0, 24 <unfinished ...>
[pid  5228] <... getdents64 resumed>0x555561036730 /* 0 entries */, 32768) = 0
[pid  5228] close(3)                    = 0
[pid  5228] rmdir("./0")                = 0
[pid  5228] mkdir("./1", 0777)          = 0
[pid  5228] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3
[pid  5228] ioctl(3, LOOP_CLR_FD)       = -1 ENXIO (No such device or address)
[pid  5228] close(3)                    = 0
[pid  5228] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5342 attached
, child_tidptr=0x555561035690) = 5342
[pid  5342] set_robust_list(0x5555610356a0, 24) = 0
[pid  5342] chdir("./1" <unfinished ...>
[pid  5341] <... set_robust_list resumed>) = 0
[pid  5342] <... chdir resumed>)        = 0
[pid  5342] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5341] chdir("./1" <unfinished ...>
[pid  5342] <... prctl resumed>)        = 0
[pid  5341] <... chdir resumed>)        = 0
[pid  5342] setpgid(0, 0)               = 0
[pid  5342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5342] write(3, "1000", 4)         = 4
[pid  5342] close(3)                    = 0
[pid  5342] symlink("/dev/binderfs", "./binderfs") = 0
executing program
[pid  5342] write(1, "executing program\n", 18) = 18
[pid  5342] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5342] rt_sigaction(SIGRT_1, {sa_handler=0x7fb1730421e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb173033390}, NULL, 8) = 0
[pid  5342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
[pid  5342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172fb2000
[pid  5342] mprotect(0x7fb172fb3000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5342] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fd2990, parent_tid=0x7fb172fd2990, exit_signal=0, stack=0x7fb172fb2000, stack_size=0x20300, tls=0x7fb172fd26c0} <unfinished ...>
[pid  5341] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5342] <... clone3 resumed> => {parent_tid=[5343]}, 88) = 5343
[pid  5342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5342] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5341] <... prctl resumed>)        = 0
[pid  5342] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5343 attached
 <unfinished ...>
[pid  5343] rseq(0x7fb172fd2fe0, 0x20, 0, 0x53053053) = 0
[pid  5343] set_robust_list(0x7fb172fd29a0, 24) = 0
[pid  5343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid  5343] memfd_create("syzkaller", 0) = 3
[pid  5343] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb16aa00000
[pid  5341] setpgid(0, 0)               = 0
[   59.368454][ T5337] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[   59.379480][ T5337] RBP: ffffc90003d5f030 R08: ffffffff8174af9c R09: 1ffff920007abd74
[   59.387530][ T5337] R10: dffffc0000000000 R11: fffff520007abd75 R12: fffffffffffffffd
[   59.396462][ T5230] BTRFS info (device loop4): last unmount of filesystem c604a643-e2bc-4723-b779-82cc4155b3b9
[   59.403942][ T5337] R13: 0000000000007000 R14: dffffc0000000000 R15: ffffea0001cc8f00
[pid  5341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5341] write(3, "1000", 4)         = 4
[pid  5341] close(3)                    = 0
[pid  5341] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5341] write(1, "executing program\n", 18executing program
) = 18
[pid  5341] futex(0x7fb1730a96cc, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5341] rt_sigaction(SIGRT_1, {sa_handler=0x7fb1730421e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fb173033390}, NULL, 8) = 0
[pid  5341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
[pid  5341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fb172fb2000
[pid  5341] mprotect(0x7fb172fb3000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5341] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fb172fd2990, parent_tid=0x7fb172fd2990, exit_signal=0, stack=0x7fb172fb2000, stack_size=0x20300, tls=0x7fb172fd26c0}./strace-static-x86_64: Process 5344 attached
 => {parent_tid=[5344]}, 88) = 5344
[pid  5344] rseq(0x7fb172fd2fe0, 0x20, 0, 0x53053053 <unfinished ...>
[pid  5341] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5344] <... rseq resumed>)         = 0
[pid  5341] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5344] set_robust_list(0x7fb172fd29a0, 24 <unfinished ...>
[pid  5341] futex(0x7fb1730a96c8, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5344] <... set_robust_list resumed>) = 0
[pid  5341] <... futex resumed>)        = 0
[pid  5344] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5341] futex(0x7fb1730a96cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} <unfinished ...>
[pid  5344] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5344] memfd_create("syzkaller", 0) = 3
[pid  5344] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fb16aa00000
[   59.447026][ T5337] FS:  00007fb172f906c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
[   59.474367][ T5337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.488246][ T5337] CR2: 00007fb16abe1000 CR3: 00000000745b0000 CR4: 00000000003526f0
[   59.507512][ T5337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   59.527971][ T5337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   59.547868][ T5337] Kernel panic - not syncing: Fatal exception
[   59.557359][ T5337] Kernel Offset: disabled
[   59.561679][ T5337] Rebooting in 86400 seconds..