./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1214031610

<...>
Warning: Permanently added '10.128.1.161' (ED25519) to the list of known hosts.
execve("./syz-executor1214031610", ["./syz-executor1214031610"], 0x7fff2001f9d0 /* 10 vars */) = 0
brk(NULL)                               = 0x55557ce30000
brk(0x55557ce30d00)                     = 0x55557ce30d00
arch_prctl(ARCH_SET_FS, 0x55557ce30380) = 0
set_tid_address(0x55557ce30650)         = 5828
set_robust_list(0x55557ce30660, 24)     = 0
rseq(0x55557ce30ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1214031610", 4096) = 28
getrandom("\xfa\xe0\xe9\x74\xab\x7c\xbb\x38", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55557ce30d00
brk(0x55557ce51d00)                     = 0x55557ce51d00
brk(0x55557ce52000)                     = 0x55557ce52000
mprotect(0x7f5bda194000, 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
socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4
sendto(4, [{nlmsg_len=36, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36
recvfrom(4, [{nlmsg_len=864, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5828}, "\x01\x02\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00\x06\x00\x01\x00\x1d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x30\x00\x00\x00\xe8\x02\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x05\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x03\x00"...], 4096, 0, NULL, NULL) = 864
recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5828}, {error=0, msg={nlmsg_len=36, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0
close(5)                                = 0
sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x06\x00\x0a\x00\xa0\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36
recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5828}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0
close(5)                                = 0
sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0c\x00\x01\x00\x02\x00\xaa\xaa\xaa\xaa\xaa\xaa"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44
recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5828}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
sendto(3, [{nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=0, ifi_flags=0, ifi_change=0}, [[{nla_len=11, nla_type=IFLA_IFNAME}, "lowpan0"...], [{nla_len=16, nla_type=IFLA_LINKINFO}, [{nla_len=10, nla_type=IFLA_INFO_KIND}, "lowpan"...]], [{nla_len=8, nla_type=IFLA_LINK}, 11]]], 68, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 68
recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5828}, {error=0, msg={nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0
close(5)                                = 0
sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x06\x00\x0a\x00\xa1\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36
recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5828}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0
close(5)                                = 0
sendto(3, [{nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=if_nametoindex("wpan1"), ifi_flags=IFF_UP, ifi_change=0x1}, [{nla_len=12, nla_type=IFLA_ADDRESS}, 02:01:aa:aa:aa:aa:aa]], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44
recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5828}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
close(3)                                = 0
close(4)                                = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5831 attached
, child_tidptr=0x55557ce30650) = 5831
[pid  5831] set_robust_list(0x55557ce30660, 24) = 0
[pid  5831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5831] getppid()                   = 0
[pid  5831] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5831] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5831] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5831] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5831] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5831] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5831] unshare(CLONE_NEWNS)        = 0
[pid  5831] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5831] unshare(CLONE_NEWIPC)       = 0
[pid  5831] unshare(CLONE_NEWCGROUP)    = 0
[pid  5831] unshare(CLONE_NEWUTS)       = 0
[pid  5831] unshare(CLONE_SYSVSEM)      = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "16777216", 8)     = 8
[pid  5831] close(3)                    = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "536870912", 9)    = 9
[pid  5831] close(3)                    = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "1024", 4)         = 4
[pid  5831] close(3)                    = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "8192", 4)         = 4
[pid  5831] close(3)                    = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "1024", 4)         = 4
[pid  5831] close(3)                    = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "1024", 4)         = 4
[pid  5831] close(3)                    = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5831] close(3)                    = 0
[pid  5831] getpid()                    = 1
[pid  5831] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5831] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5831] unshare(CLONE_NEWNET)       = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "0 65535", 7)      = 7
[pid  5831] close(3)                    = 0
[pid  5831] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid  5831] write(3, "100000", 6)       = 6
[pid  5831] close(3)                    = 0
[pid  5831] mkdir("./syz-tmp", 0777)    = 0
[pid  5831] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid  5831] mkdir("./syz-tmp/newroot", 0777) = 0
[pid  5831] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid  5831] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5831] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid  5831] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid  5831] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid  5831] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5831] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5831] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid  5831] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5831] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5831] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5831] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5831] mkdir("./syz-tmp/pivot", 0777) = 0
[pid  5831] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid  5831] chdir("/")                  = 0
[pid  5831] umount2("./pivot", MNT_DETACH) = 0
[pid  5831] chroot("./newroot")         = 0
[pid  5831] chdir("/")                  = 0
[pid  5831] mkdir("/dev/binderfs", 0777) = 0
[pid  5831] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5831] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5831] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
executing program
[pid  5831] write(1, "executing program\n", 18) = 18
[pid  5831] memfd_create("syzkaller", 0) = 3
[pid  5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5bd1c00000
[pid  5831] 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  5831] munmap(0x7f5bd1c00000, 138412032) = 0
[pid  5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5831] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5831] close(3)                    = 0
[pid  5831] close(4)                    = 0
[pid  5831] mkdir("./file1", 0777)      = 0
[   59.809927][ T5831] loop0: detected capacity change from 0 to 32768
[   59.870538][ T5831] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[   59.878872][ T5831] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[   59.894002][ T5831] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms
[   59.903205][  T976] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[   59.910334][  T976] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[   59.945482][  T976] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 35ms
[   59.953324][  T976] gfs2: fsid=syz:syz.0: jid=0: Done
[   59.959346][ T5831] gfs2: fsid=syz:syz.0: first mount done, others may mount
[pid  5831] mount("/dev/loop0", "./file1", "gfs2", 0, "quota_quantum=0x0000000000000004,suiddir,quota,barrier,acl,quota=off,discard,noloccookie,quota=on,lo"...) = 0
[pid  5831] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3
[pid  5831] chdir("./file1")            = 0
[pid  5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5831] exit_group(1)               = ?
[   60.058049][ T5831] gfs2: fsid=syz:syz.0: found 1 quota changes
[   60.150560][ T5831] ------------[ cut here ]------------
[   60.156350][ T5831] WARNING: CPU: 0 PID: 5831 at ./include/linux/backing-dev.h:254 __folio_mark_dirty+0x907/0xed0
[   60.166817][ T5831] Modules linked in:
[   60.170808][ T5831] CPU: 0 UID: 0 PID: 5831 Comm: syz-executor121 Not tainted 6.12.0-next-20241125-syzkaller #0
[   60.181036][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   60.191110][ T5831] RIP: 0010:__folio_mark_dirty+0x907/0xed0
[   60.196916][ T5831] Code: f9 ff ff e8 5b 04 c4 ff 4c 89 f7 48 8b 34 24 e8 df 26 38 00 eb 87 e8 48 04 c4 ff 90 0f 0b 90 e9 45 ff ff ff e8 3a 04 c4 ff 90 <0f> 0b 90 e9 40 fb ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 07 f9
[   60.216520][ T5831] RSP: 0018:ffffc90003d97630 EFLAGS: 00010093
[   60.222588][ T5831] RAX: ffffffff81db75d6 RBX: 0000000000000000 RCX: ffff88802a0f9e00
[   60.230555][ T5831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   60.238520][ T5831] RBP: ffff88802366c178 R08: ffffffff81db7112 R09: 1ffff110046cd82f
[   60.246487][ T5831] R10: dffffc0000000000 R11: ffffed10046cd830 R12: 0000000000000001
[   60.254456][ T5831] R13: ffff88802366c008 R14: ffffea0000cf3340 R15: 1ffff110046cd82f
[   60.262425][ T5831] FS:  0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[   60.271346][ T5831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.277920][ T5831] CR2: 00007ffd487c7ee8 CR3: 000000000e736000 CR4: 00000000003526f0
[   60.285887][ T5831] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   60.293851][ T5831] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   60.301815][ T5831] Call Trace:
[   60.305093][ T5831]  <TASK>
[   60.308020][ T5831]  ? __warn+0x168/0x4e0
[   60.312173][ T5831]  ? __folio_mark_dirty+0x907/0xed0
[   60.317371][ T5831]  ? report_bug+0x2b3/0x500
[   60.321878][ T5831]  ? __folio_mark_dirty+0x907/0xed0
[   60.327075][ T5831]  ? handle_bug+0x60/0x90
[   60.331399][ T5831]  ? exc_invalid_op+0x1a/0x50
[   60.336073][ T5831]  ? asm_exc_invalid_op+0x1a/0x20
[   60.341098][ T5831]  ? __folio_mark_dirty+0x442/0xed0
[   60.346293][ T5831]  ? __folio_mark_dirty+0x906/0xed0
[   60.351493][ T5831]  ? __folio_mark_dirty+0x907/0xed0
[   60.356718][ T5831]  mark_buffer_dirty+0x290/0x500
[   60.361687][ T5831]  gfs2_unpin+0x129/0xa60
[   60.366039][ T5831]  buf_lo_after_commit+0x14f/0x1a0
[   60.371146][ T5831]  ? __pfx_buf_lo_after_commit+0x10/0x10
[   60.376774][ T5831]  gfs2_log_flush+0x118d/0x2610
[   60.381636][ T5831]  ? __pfx_gfs2_log_flush+0x10/0x10
[   60.386845][ T5831]  ? do_sync+0x9c2/0xc60
[   60.391098][ T5831]  ? do_sync+0x9c2/0xc60
[   60.395342][ T5831]  do_sync+0xa0b/0xc60
[   60.399415][ T5831]  ? __pfx_do_sync+0x10/0x10
[   60.404002][ T5831]  ? preempt_schedule+0xe1/0xf0
[   60.408859][ T5831]  ? preempt_schedule_thunk+0x1a/0x30
[   60.414232][ T5831]  gfs2_quota_sync+0x3bc/0x4a0
[   60.419001][ T5831]  gfs2_sync_fs+0x4d/0xc0
[   60.423327][ T5831]  sync_filesystem+0xed/0x230
[   60.428007][ T5831]  generic_shutdown_super+0x72/0x2d0
[   60.433293][ T5831]  kill_block_super+0x44/0x90
[   60.437966][ T5831]  deactivate_locked_super+0xc4/0x130
[   60.443358][ T5831]  cleanup_mnt+0x41f/0x4b0
[   60.447776][ T5831]  ? lockdep_hardirqs_on+0x99/0x150
[   60.452968][ T5831]  task_work_run+0x24f/0x310
[   60.457559][ T5831]  ? __pfx_task_work_run+0x10/0x10
[   60.462663][ T5831]  ? do_exit+0xa2a/0x28e0
[   60.466988][ T5831]  ? do_exit+0xa2a/0x28e0
[   60.471313][ T5831]  do_exit+0xa2f/0x28e0
[   60.475468][ T5831]  ? __pfx_do_exit+0x10/0x10
[   60.480049][ T5831]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[   60.486025][ T5831]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[   60.492351][ T5831]  ? _raw_spin_unlock_irq+0x23/0x50
[   60.497542][ T5831]  ? lockdep_hardirqs_on+0x99/0x150
[   60.502733][ T5831]  do_group_exit+0x207/0x2c0
[   60.507323][ T5831]  __x64_sys_exit_group+0x3f/0x40
[   60.512343][ T5831]  x64_sys_call+0x26a8/0x26b0
[   60.517027][ T5831]  do_syscall_64+0xf3/0x230
[   60.521529][ T5831]  ? clear_bhb_loop+0x35/0x90
[   60.526203][ T5831]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   60.532092][ T5831] RIP: 0033:0x7f5bda1118f9
[   60.536509][ T5831] Code: Unable to access opcode bytes at 0x7f5bda1118cf.
[   60.543522][ T5831] RSP: 002b:00007ffddea20d08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   60.551959][ T5831] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5bda1118f9
[   60.559929][ T5831] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   60.567893][ T5831] RBP: 00007f5bda19a2b0 R08: ffffffffffffffb8 R09: 00000000000125aa
[   60.575858][ T5831] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5bda19a2b0
[   60.583824][ T5831] R13: 0000000000000000 R14: 00007f5bda19c080 R15: 00007f5bda0d8520
[   60.591803][ T5831]  </TASK>
[   60.594826][ T5831] Kernel panic - not syncing: kernel: panic_on_warn set ...
[   60.602097][ T5831] CPU: 0 UID: 0 PID: 5831 Comm: syz-executor121 Not tainted 6.12.0-next-20241125-syzkaller #0
[   60.612327][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[   60.622372][ T5831] Call Trace:
[   60.625644][ T5831]  <TASK>
[   60.628566][ T5831]  dump_stack_lvl+0x241/0x360
[   60.633244][ T5831]  ? __pfx_dump_stack_lvl+0x10/0x10
[   60.638444][ T5831]  ? __pfx__printk+0x10/0x10
[   60.643030][ T5831]  ? _printk+0xd5/0x120
[   60.647182][ T5831]  ? __init_begin+0x41000/0x41000
[   60.652201][ T5831]  ? vscnprintf+0x5d/0x90
[   60.656531][ T5831]  panic+0x349/0x880
[   60.660420][ T5831]  ? __warn+0x177/0x4e0
[   60.664570][ T5831]  ? __pfx_panic+0x10/0x10
[   60.668977][ T5831]  ? show_trace_log_lvl+0x3b2/0x410
[   60.674182][ T5831]  __warn+0x34b/0x4e0
[   60.678156][ T5831]  ? __folio_mark_dirty+0x907/0xed0
[   60.683349][ T5831]  report_bug+0x2b3/0x500
[   60.687679][ T5831]  ? __folio_mark_dirty+0x907/0xed0
[   60.692875][ T5831]  handle_bug+0x60/0x90
[   60.697025][ T5831]  exc_invalid_op+0x1a/0x50
[   60.701530][ T5831]  asm_exc_invalid_op+0x1a/0x20
[   60.706398][ T5831] RIP: 0010:__folio_mark_dirty+0x907/0xed0
[   60.712201][ T5831] Code: f9 ff ff e8 5b 04 c4 ff 4c 89 f7 48 8b 34 24 e8 df 26 38 00 eb 87 e8 48 04 c4 ff 90 0f 0b 90 e9 45 ff ff ff e8 3a 04 c4 ff 90 <0f> 0b 90 e9 40 fb ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 07 f9
[   60.731798][ T5831] RSP: 0018:ffffc90003d97630 EFLAGS: 00010093
[   60.737864][ T5831] RAX: ffffffff81db75d6 RBX: 0000000000000000 RCX: ffff88802a0f9e00
[   60.745829][ T5831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   60.753791][ T5831] RBP: ffff88802366c178 R08: ffffffff81db7112 R09: 1ffff110046cd82f
[   60.761757][ T5831] R10: dffffc0000000000 R11: ffffed10046cd830 R12: 0000000000000001
[   60.769721][ T5831] R13: ffff88802366c008 R14: ffffea0000cf3340 R15: 1ffff110046cd82f
[   60.777690][ T5831]  ? __folio_mark_dirty+0x442/0xed0
[   60.782882][ T5831]  ? __folio_mark_dirty+0x906/0xed0
[   60.788085][ T5831]  mark_buffer_dirty+0x290/0x500
[   60.793021][ T5831]  gfs2_unpin+0x129/0xa60
[   60.797357][ T5831]  buf_lo_after_commit+0x14f/0x1a0
[   60.802459][ T5831]  ? __pfx_buf_lo_after_commit+0x10/0x10
[   60.808087][ T5831]  gfs2_log_flush+0x118d/0x2610
[   60.812952][ T5831]  ? __pfx_gfs2_log_flush+0x10/0x10
[   60.818148][ T5831]  ? do_sync+0x9c2/0xc60
[   60.822387][ T5831]  ? do_sync+0x9c2/0xc60
[   60.826625][ T5831]  do_sync+0xa0b/0xc60
[   60.830690][ T5831]  ? __pfx_do_sync+0x10/0x10
[   60.835272][ T5831]  ? preempt_schedule+0xe1/0xf0
[   60.840125][ T5831]  ? preempt_schedule_thunk+0x1a/0x30
[   60.845495][ T5831]  gfs2_quota_sync+0x3bc/0x4a0
[   60.850261][ T5831]  gfs2_sync_fs+0x4d/0xc0
[   60.854586][ T5831]  sync_filesystem+0xed/0x230
[   60.859265][ T5831]  generic_shutdown_super+0x72/0x2d0
[   60.864559][ T5831]  kill_block_super+0x44/0x90
[   60.869227][ T5831]  deactivate_locked_super+0xc4/0x130
[   60.874597][ T5831]  cleanup_mnt+0x41f/0x4b0
[   60.879003][ T5831]  ? lockdep_hardirqs_on+0x99/0x150
[   60.884198][ T5831]  task_work_run+0x24f/0x310
[   60.888792][ T5831]  ? __pfx_task_work_run+0x10/0x10
[   60.893898][ T5831]  ? do_exit+0xa2a/0x28e0
[   60.898224][ T5831]  ? do_exit+0xa2a/0x28e0
[   60.902555][ T5831]  do_exit+0xa2f/0x28e0
[   60.906707][ T5831]  ? __pfx_do_exit+0x10/0x10
[   60.911286][ T5831]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[   60.917269][ T5831]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[   60.923592][ T5831]  ? _raw_spin_unlock_irq+0x23/0x50
[   60.928782][ T5831]  ? lockdep_hardirqs_on+0x99/0x150
[   60.933975][ T5831]  do_group_exit+0x207/0x2c0
[   60.938559][ T5831]  __x64_sys_exit_group+0x3f/0x40
[   60.943575][ T5831]  x64_sys_call+0x26a8/0x26b0
[   60.948599][ T5831]  do_syscall_64+0xf3/0x230
[   60.953094][ T5831]  ? clear_bhb_loop+0x35/0x90
[   60.957766][ T5831]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   60.963652][ T5831] RIP: 0033:0x7f5bda1118f9
[   60.968057][ T5831] Code: Unable to access opcode bytes at 0x7f5bda1118cf.
[   60.975059][ T5831] RSP: 002b:00007ffddea20d08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   60.983463][ T5831] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5bda1118f9
[   60.991425][ T5831] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
[   60.999385][ T5831] RBP: 00007f5bda19a2b0 R08: ffffffffffffffb8 R09: 00000000000125aa
[   61.007349][ T5831] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5bda19a2b0
[   61.015314][ T5831] R13: 0000000000000000 R14: 00007f5bda19c080 R15: 00007f5bda0d8520
[   61.023291][ T5831]  </TASK>
[   61.026550][ T5831] Kernel Offset: disabled
[   61.031101][ T5831] Rebooting in 86400 seconds..