./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3202968225 <...> Warning: Permanently added '10.128.0.44' (ED25519) to the list of known hosts. execve("./syz-executor3202968225", ["./syz-executor3202968225"], 0x7fffe9395a50 /* 10 vars */) = 0 brk(NULL) = 0x55558c02a000 brk(0x55558c02ad40) = 0x55558c02ad40 arch_prctl(ARCH_SET_FS, 0x55558c02a3c0) = 0 set_tid_address(0x55558c02a690) = 396 set_robust_list(0x55558c02a6a0, 24) = 0 rseq(0x55558c02ace0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3202968225", 4096) = 28 getrandom("\x98\x9d\xd5\x9a\x5a\x20\xcd\x5a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558c02ad40 brk(0x55558c04bd40) = 0x55558c04bd40 brk(0x55558c04c000) = 0x55558c04c000 mprotect(0x7f9269460000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c02a690) = 397 ./strace-static-x86_64: Process 397 attached [pid 397] set_robust_list(0x55558c02a6a0, 24) = 0 [pid 397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 397] getppid() = 0 [pid 397] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 397] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 397] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 397] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 397] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 397] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 397] unshare(CLONE_NEWNS) = 0 [pid 397] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 397] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 397] unshare(CLONE_NEWCGROUP) = 0 [pid 397] unshare(CLONE_NEWUTS) = 0 [pid 397] unshare(CLONE_SYSVSEM) = 0 [pid 397] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 397] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 397] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 397] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 397] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 397] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 397] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 397] getpid() = 1 [pid 397] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< {parent_tid=[3]}, 88) = 3 [pid 398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 398] futex(0x7f9269466328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 399 attached [pid 399] set_robust_list(0x7f926939b9a0, 24) = 0 [pid 399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 399] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 399] futex(0x7f926946632c, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... futex resumed>) = 0 [pid 398] futex(0x7f9269466328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 129.908136][ T24] audit: type=1400 audit(1735149662.960:69): avc: denied { mount } for pid=397 comm="syz-executor320" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 129.909703][ T397] request_module fs-gadgetfs succeeded, but still no fs? [pid 398] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] <... futex resumed>) = 1 [pid 399] sendmsg(3, {msg_name={sa_family=AF_TIPC, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, msg_namelen=16, msg_iov=[{iov_base="\xc3\xe9\x72\xbd\x85\xa6\xd8\x41\x36\xd6\xdd\x55\x04\x8d\x35\x93\xa7\x4f\x33\x8c\xe6\x77\x2a\xb9\xa6\xf6\x40\x41\xc2\xf6\xfb\xbe\xcd\xc0\x8e\xbc\xd3\x19\x2b\x6a\x53\x66\x2d\xae\x7c\x8e\x9c\x66\x5e\x80\xa5\xd0\x92\x5f\x72\x8d\xca\xc3\x0c\x29\x79\x39\x92\xe5\x88\x95\x26\x53\xd4\x14\xcb\x8c\xcd\xab\xc3\x87\x67\xfe\xe8\x19\xec\x5a\xf0\xc5\xee\x93\x68\x80\xfe\x85\x49\xb4\xed\x34\x77\x79\xca\xb4\xff\xd4", iov_len=100}, {iov_base="V", iov_len=1}, {iov_base="\x3e\xed\x50\xd0\x12\x57\x19\xa8\x10\xf8\x8e\x3f\x47\x18\x6f\xe4\xda\xe7\x41\x82\xdf\xd1\x09\xa2\x58\x7c\x47\x97\x41\x0c\x9b\x8e\x39\xbd\x3d\x9a\xa1\x44\xd5\x90\x86\x47\xc3\x0c\x8d\xb6\x9b\x5c\x17\x08\x4c\x9b\x1b\xfb\xb8\x68\x07\x37\xc4\xf8\x8a\xbc\xdb\xc7\xd2\x94\xd7\x2a\xb1\xb3\x44\x27\x09\x15\xdf\x9d\xdf\x56\x35\x64\x4c\x35\x1c\x22\xb2\x9d\x94\x8a\xc4\x10\x6b\xce\x71\x07\x57\x0b\xee\xd6\x30\x77"..., iov_len=4096}, {iov_base="\xb7\x68\xeb\x20\x30\x4f\x2f\xdc\x5a\x96\x94\xa4\x86\x78\x40\xd9\x31\x70\xca\x1a\x86\x40\x6f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x04\x00\x20\x00\x00\x00\x00\x64\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x16\x00\x20"..., iov_len=4294966976}], msg_iovlen=4, msg_controllen=0, msg_flags=MSG_PROBE|MSG_MORE}, 0 [pid 398] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 398] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f926935a000 [pid 398] mprotect(0x7f926935b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 129.930531][ T24] audit: type=1400 audit(1735149662.960:70): avc: denied { mounton } for pid=397 comm="syz-executor320" path="/root/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 129.960729][ T24] audit: type=1400 audit(1735149662.960:71): avc: denied { mount } for pid=397 comm="syz-executor320" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 129.982677][ T24] audit: type=1400 audit(1735149662.960:72): avc: denied { mounton } for pid=397 comm="syz-executor320" path="/root/syz-tmp/newroot/sys/kernel/debug" dev="debugfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=dir permissive=1 [pid 398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f926937a990, parent_tid=0x7f926937a990, exit_signal=0, stack=0x7f926935a000, stack_size=0x20300, tls=0x7f926937a6c0} => {parent_tid=[4]}, 88) = 4 [pid 398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 398] futex(0x7f9269466338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f926946633c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 400 attached [pid 400] set_robust_list(0x7f926937a9a0, 24) = 0 [pid 400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 400] dup2(4, 3) = 3 [pid 400] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... futex resumed>) = 0 [pid 398] futex(0x7f9269466338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f926946633c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 400] <... futex resumed>) = 1 [pid 400] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 400] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... futex resumed>) = 0 [pid 398] futex(0x7f9269466338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f926946633c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 400] <... futex resumed>) = 1 [pid 400] sendmmsg(3, [pid 399] <... sendmsg resumed>) = 132000 [pid 399] futex(0x7f926946632c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 399] futex(0x7f9269466328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 400] <... sendmmsg resumed>[{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x65\xc0\xa8\x19\x3a\xe7\x4a\xd1\x51\x35\xd5\x24\x20\x22\xc1\x56\x90\xae\xf9\xb9\x7b\xa8\xe3\xc8\xf8\x94\xb3\x10\x62\xf3\xde\x0c\x9d\x27\x63\xb7\xe3\x5b\x04\x0b\x79\xed\x00\x1f\x3d\x76\xac\xa9\x27\x89\x74\xf5\x3f\xee\x3a\xfc\xca\x97\x3c\x85\x05\x7b\xf6\x2b\xa7\x40\x73\x81\x45\x2f\x94\xa4\x8b\x81\x46\x2a\x58\x6c\x8e\x41\x07\x66\xfa\xa1\x04\x1b\x5e\x61\xe8\x09\x58\xf5\xae\xcf\x2b\x55\x65\xaa\xa3\x78"..., iov_len=164}, {iov_base="\xb5\x68\xb9\x43\xca\xcb\x00\xb4\x3c\xd4\x43\xe4\x51\xcc\xd8\xdb\xc5\x80\x21\x22\x7b\xcc\xe3\x8b\x1c\xbe\x53\xd0\x4c\x35\xda\xee\x08", iov_len=33}, {iov_base="\x2a\x55\x1a\x1e\x5f\x95\x5c\x5a\x43\x4a\x02\xee\xf4\xcc\x2e\x87\x69\xd1\xa5\x88\xe7\x71\x71\x68\xa3\x1c\x7a\x10\x20\xc6\x8f\x79\x55\x3c\xdf\x1e\x07\xff\x36\x17\x9e\x72\x27\x75\xaa\xba\x06\xc1\x2f\x4a\x13\xf3\x82\xfb\xeb\x93\x7d\xca\x4e\x93\x7f\x8c\xc3\xf6\x59\xab\xfa\x77\xb6\xb2\x79\x70\x91\xb4\x65\xa3\xe0\x68\x71\x06\x5e\x60\x24\x6a\xa7\xcb\x03\xa3\xfd\x21\x18\x74\xcb\x62\xfd\xbc\x50\xfd\xf8\x86"..., iov_len=132}, {iov_base="\x41\xfd\x56\x4f\xbe\xaa\xab\x86\x3d\xc3\x48\xe0\xd0\x7b\x64\x18\x63\x07\x93\x45\xbf\x50\xef\xa1\x57\xdc\x9d\x4e\x82\xd0\xb3\xba\x46\x5d\xef\xa8\x3a\x3f\x66\x9e\x83\xdc\x6a\x0e\xbd\xfc\x82\x88\x72\x2a\x7f\x6d\xb6\x92\x36\x34\xd8\x8b\x3b\x7f\xbd\x9e\xe7\x9d\xf1\xd8\x47\xdc\x70\x55\x34\x01\x06\xac\x49\xaa\xe0\xeb\xf8\x87\xf0\x29\x96\x20\x79\x84\x7b\x61\x05\x43\x75\xf7\x46\x7b\xbe\x9a\x93\xf6\xa3\x9f"..., iov_len=111}, {iov_base="\xbc\x3b\xfd\x24\x00\x85\xbc\x6d\x06\x76\x04\xd6\x64\x64\x88\x53\x24\xf0\x63\x2b\xcf\x6d\x86\xe8\xe0\x6b\x1a\x2a\xa9\x2d\xd1\xaf\x55\xa6\x15\x50\x72\xed\x6c\xce\x34\x95\x83\xbf\x05\x1f\x91\xb3\x5a\xa2\x7d\xf8\xa8\x97\x97\x06\xb1\x3f\x33\x71\x74\x1f\x47\xdf\xf9\x49\x20\x97\x97\x6e\x79\xa3\x29\xae\x93\x13\x8f\x7e\x3a\x0b\x69\x7c\x94\x11\x55\xd8\xe0\xc4\xf8\x37\x97", iov_len=91}, {iov_base="\xe0\xe2\x03\x7e\xc6\xa3\x67\xec\x78\x9a\x75\x30\x40\x15\x8d\x52\x6d\x8d\x64\x08\x8d\xd3\x4e\x94\x2c\x90\xa4\xdb\x71\x05\x2d\x6b\x79\x10\x74\x85\xa0\x33\x1d\xbb\xbe\x0a\xf6\xa8\xc3\xd2\x01\xee\x8b\xed\xab\xa7\x44\x14\x3a\x17\xb2\x79\xbe\x45\xc1\x78\xaf\x34\x88\x7c\xe4\xa1\x20\x0f\xdf\x80\xab\x5d\xe5\x09\x37\x60\x2a\x5e\xd1\xde\xaf\x76\x0d\xb7\xe5\xa2\xb1\xb9\xcf\x7c\x5b\x1f\xf8\x16\x72\x29\xb9\xf4"..., iov_len=970}], msg_iovlen=6, msg_controllen=0, msg_flags=0}, msg_len=1501}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 10, MSG_OOB|MSG_PROBE|MSG_DONTWAIT|MSG_EOR|MSG_FASTOPEN) = 10 [pid 400] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... futex resumed>) = 0 [pid 398] close(3) = 0 [pid 398] close(4) = 0 [pid 398] close(5) = -1 EBADF (Bad file descriptor) [pid 398] close(6) = -1 EBADF (Bad file descriptor) [pid 398] close(7) = -1 EBADF (Bad file descriptor) [pid 398] close(8) = -1 EBADF (Bad file descriptor) [pid 398] close(9) = -1 EBADF (Bad file descriptor) [pid 398] close(10) = -1 EBADF (Bad file descriptor) [pid 398] close(11) = -1 EBADF (Bad file descriptor) [pid 398] close(12) = -1 EBADF (Bad file descriptor) [pid 398] close(13) = -1 EBADF (Bad file descriptor) [pid 398] close(14) = -1 EBADF (Bad file descriptor) [pid 398] close(15) = -1 EBADF (Bad file descriptor) [pid 398] close(16) = -1 EBADF (Bad file descriptor) [pid 398] close(17) = -1 EBADF (Bad file descriptor) [pid 398] close(18) = -1 EBADF (Bad file descriptor) [pid 398] close(19) = -1 EBADF (Bad file descriptor) [pid 398] close(20) = -1 EBADF (Bad file descriptor) [pid 398] close(21) = -1 EBADF (Bad file descriptor) [pid 398] close(22) = -1 EBADF (Bad file descriptor) [pid 398] close(23) = -1 EBADF (Bad file descriptor) [pid 398] close(24) = -1 EBADF (Bad file descriptor) [pid 398] close(25) = -1 EBADF (Bad file descriptor) [pid 398] close(26) = -1 EBADF (Bad file descriptor) [pid 398] close(27) = -1 EBADF (Bad file descriptor) [pid 398] close(28) = -1 EBADF (Bad file descriptor) [pid 398] close(29) = -1 EBADF (Bad file descriptor) [pid 398] exit_group(0 [pid 399] <... futex resumed>) = ? [pid 398] <... exit_group resumed>) = ? [pid 399] +++ exited with 0 +++ [pid 400] <... futex resumed>) = ? [pid 400] +++ exited with 0 +++ [pid 398] +++ exited with 0 +++ [pid 397] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 397] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 397] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55558c02a690) = 5 ./strace-static-x86_64: Process 401 attached [pid 401] set_robust_list(0x55558c02a6a0, 24) = 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] setpgid(0, 0) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 401] write(3, "1000", 4) = 4 [pid 401] close(3) = 0 [pid 401] write(1, "executing program\n", 18executing program ) = 18 [pid 401] futex(0x7f926946632c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] rt_sigaction(SIGRT_1, {sa_handler=0x7f9269401200, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f92693f2880}, NULL, 8) = 0 [pid 401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f926937b000 [pid 401] mprotect(0x7f926937c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f926939b990, parent_tid=0x7f926939b990, exit_signal=0, stack=0x7f926937b000, stack_size=0x20300, tls=0x7f926939b6c0} => {parent_tid=[6]}, 88) = 6 [pid 401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 401] futex(0x7f9269466328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 402 attached [pid 402] set_robust_list(0x7f926939b9a0, 24) = 0 [pid 402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 402] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 402] futex(0x7f926946632c, FUTEX_WAKE_PRIVATE, 1000000 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f9269466328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 402] <... futex resumed>) = 1 [ 130.008356][ T24] audit: type=1400 audit(1735149662.960:73): avc: denied { mounton } for pid=397 comm="syz-executor320" path="/root/syz-tmp/newroot/proc/sys/fs/binfmt_misc" dev="proc" ino=14357 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysctl_fs_t tclass=dir permissive=1 [ 130.034259][ T24] audit: type=1400 audit(1735149662.960:74): avc: denied { unmount } for pid=397 comm="syz-executor320" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [pid 402] sendmsg(3, {msg_name={sa_family=AF_TIPC, sa_data="\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, msg_namelen=16, msg_iov=[{iov_base="\xc3\xe9\x72\xbd\x85\xa6\xd8\x41\x36\xd6\xdd\x55\x04\x8d\x35\x93\xa7\x4f\x33\x8c\xe6\x77\x2a\xb9\xa6\xf6\x40\x41\xc2\xf6\xfb\xbe\xcd\xc0\x8e\xbc\xd3\x19\x2b\x6a\x53\x66\x2d\xae\x7c\x8e\x9c\x66\x5e\x80\xa5\xd0\x92\x5f\x72\x8d\xca\xc3\x0c\x29\x79\x39\x92\xe5\x88\x95\x26\x53\xd4\x14\xcb\x8c\xcd\xab\xc3\x87\x67\xfe\xe8\x19\xec\x5a\xf0\xc5\xee\x93\x68\x80\xfe\x85\x49\xb4\xed\x34\x77\x79\xca\xb4\xff\xd4", iov_len=100}, {iov_base="V", iov_len=1}, {iov_base="\x3e\xed\x50\xd0\x12\x57\x19\xa8\x10\xf8\x8e\x3f\x47\x18\x6f\xe4\xda\xe7\x41\x82\xdf\xd1\x09\xa2\x58\x7c\x47\x97\x41\x0c\x9b\x8e\x39\xbd\x3d\x9a\xa1\x44\xd5\x90\x86\x47\xc3\x0c\x8d\xb6\x9b\x5c\x17\x08\x4c\x9b\x1b\xfb\xb8\x68\x07\x37\xc4\xf8\x8a\xbc\xdb\xc7\xd2\x94\xd7\x2a\xb1\xb3\x44\x27\x09\x15\xdf\x9d\xdf\x56\x35\x64\x4c\x35\x1c\x22\xb2\x9d\x94\x8a\xc4\x10\x6b\xce\x71\x07\x57\x0b\xee\xd6\x30\x77"..., iov_len=4096}, {iov_base="\xb7\x68\xeb\x20\x30\x4f\x2f\xdc\x5a\x96\x94\xa4\x86\x78\x40\xd9\x31\x70\xca\x1a\x86\x40\x6f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x04\x00\x20\x00\x00\x00\x00\x64\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x20\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x16\x00\x20"..., iov_len=4294966976}], msg_iovlen=4, msg_controllen=0, msg_flags=MSG_PROBE|MSG_MORE}, 0 [pid 401] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 401] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 401] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 401] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 401] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 401] futex(0x7f926946632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 401] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f926935a000 [pid 401] mprotect(0x7f926935b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f926937a990, parent_tid=0x7f926937a990, exit_signal=0, stack=0x7f926935a000, stack_size=0x20300, tls=0x7f926937a6c0} => {parent_tid=[7]}, 88) = 7 [pid 401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 401] futex(0x7f9269466338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f926946633c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x7f926937a9a0, 24) = 0 [pid 403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 403] dup2(4, 3) = 3 [pid 403] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f9269466338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f926946633c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 403] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f9269466338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f926946633c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x65\xc0\xa8\x19\x3a\xe7\x4a\xd1\x51\x35\xd5\x24\x20\x22\xc1\x56\x90\xae\xf9\xb9\x7b\xa8\xe3\xc8\xf8\x94\xb3\x10\x62\xf3\xde\x0c\x9d\x27\x63\xb7\xe3\x5b\x04\x0b\x79\xed\x00\x1f\x3d\x76\xac\xa9\x27\x89\x74\xf5\x3f\xee\x3a\xfc\xca\x97\x3c\x85\x05\x7b\xf6\x2b\xa7\x40\x73\x81\x45\x2f\x94\xa4\x8b\x81\x46\x2a\x58\x6c\x8e\x41\x07\x66\xfa\xa1\x04\x1b\x5e\x61\xe8\x09\x58\xf5\xae\xcf\x2b\x55\x65\xaa\xa3\x78"..., iov_len=164}, {iov_base="\xb5\x68\xb9\x43\xca\xcb\x00\xb4\x3c\xd4\x43\xe4\x51\xcc\xd8\xdb\xc5\x80\x21\x22\x7b\xcc\xe3\x8b\x1c\xbe\x53\xd0\x4c\x35\xda\xee\x08", iov_len=33}, {iov_base="\x2a\x55\x1a\x1e\x5f\x95\x5c\x5a\x43\x4a\x02\xee\xf4\xcc\x2e\x87\x69\xd1\xa5\x88\xe7\x71\x71\x68\xa3\x1c\x7a\x10\x20\xc6\x8f\x79\x55\x3c\xdf\x1e\x07\xff\x36\x17\x9e\x72\x27\x75\xaa\xba\x06\xc1\x2f\x4a\x13\xf3\x82\xfb\xeb\x93\x7d\xca\x4e\x93\x7f\x8c\xc3\xf6\x59\xab\xfa\x77\xb6\xb2\x79\x70\x91\xb4\x65\xa3\xe0\x68\x71\x06\x5e\x60\x24\x6a\xa7\xcb\x03\xa3\xfd\x21\x18\x74\xcb\x62\xfd\xbc\x50\xfd\xf8\x86"..., iov_len=132}, {iov_base="\x41\xfd\x56\x4f\xbe\xaa\xab\x86\x3d\xc3\x48\xe0\xd0\x7b\x64\x18\x63\x07\x93\x45\xbf\x50\xef\xa1\x57\xdc\x9d\x4e\x82\xd0\xb3\xba\x46\x5d\xef\xa8\x3a\x3f\x66\x9e\x83\xdc\x6a\x0e\xbd\xfc\x82\x88\x72\x2a\x7f\x6d\xb6\x92\x36\x34\xd8\x8b\x3b\x7f\xbd\x9e\xe7\x9d\xf1\xd8\x47\xdc\x70\x55\x34\x01\x06\xac\x49\xaa\xe0\xeb\xf8\x87\xf0\x29\x96\x20\x79\x84\x7b\x61\x05\x43\x75\xf7\x46\x7b\xbe\x9a\x93\xf6\xa3\x9f"..., iov_len=111}, {iov_base="\xbc\x3b\xfd\x24\x00\x85\xbc\x6d\x06\x76\x04\xd6\x64\x64\x88\x53\x24\xf0\x63\x2b\xcf\x6d\x86\xe8\xe0\x6b\x1a\x2a\xa9\x2d\xd1\xaf\x55\xa6\x15\x50\x72\xed\x6c\xce\x34\x95\x83\xbf\x05\x1f\x91\xb3\x5a\xa2\x7d\xf8\xa8\x97\x97\x06\xb1\x3f\x33\x71\x74\x1f\x47\xdf\xf9\x49\x20\x97\x97\x6e\x79\xa3\x29\xae\x93\x13\x8f\x7e\x3a\x0b\x69\x7c\x94\x11\x55\xd8\xe0\xc4\xf8\x37\x97", iov_len=91}, {iov_base="\xe0\xe2\x03\x7e\xc6\xa3\x67\xec\x78\x9a\x75\x30\x40\x15\x8d\x52\x6d\x8d\x64\x08\x8d\xd3\x4e\x94\x2c\x90\xa4\xdb\x71\x05\x2d\x6b\x79\x10\x74\x85\xa0\x33\x1d\xbb\xbe\x0a\xf6\xa8\xc3\xd2\x01\xee\x8b\xed\xab\xa7\x44\x14\x3a\x17\xb2\x79\xbe\x45\xc1\x78\xaf\x34\x88\x7c\xe4\xa1\x20\x0f\xdf\x80\xab\x5d\xe5\x09\x37\x60\x2a\x5e\xd1\xde\xaf\x76\x0d\xb7\xe5\xa2\xb1\xb9\xcf\x7c\x5b\x1f\xf8\x16\x72\x29\xb9\xf4"..., iov_len=970}], msg_iovlen=6, msg_controllen=0, msg_flags=0}, msg_len=1501}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 10, MSG_OOB|MSG_PROBE|MSG_DONTWAIT|MSG_EOR|MSG_FASTOPEN) = 10 [pid 403] futex(0x7f926946633c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] futex(0x7f9269466338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 401] <... futex resumed>) = 0 [ 130.053681][ T24] audit: type=1400 audit(1735149662.990:75): avc: denied { mounton } for pid=397 comm="syz-executor320" path="/dev/gadgetfs" dev="devtmpfs" ino=509 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [pid 401] close(3) = 0 [ 230.087005][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 230.093430][ C0] rcu: 0-...!: (10002 ticks this GP) idle=252/1/0x4000000000000000 softirq=1947/1948 fqs=5 last_accelerate: bd52/e463 dyntick_enabled: 1 [ 230.107387][ C0] (t=10000 jiffies g=1149 q=1) [ 230.112069][ C0] rcu: rcu_preempt kthread starved for 9990 jiffies! g1149 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 230.123088][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 230.132893][ C0] rcu: RCU grace-period kthread stack dump: [ 230.138627][ C0] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 230.147659][ C0] Call Trace: [ 230.150820][ C0] __schedule+0xbe6/0x1330 [ 230.155029][ C0] ? release_firmware_map_entry+0x18d/0x18d [ 230.160760][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 230.166052][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 230.170744][ C0] schedule+0x13d/0x1d0 [ 230.174733][ C0] schedule_timeout+0x18c/0x360 [ 230.179420][ C0] ? prepare_to_swait_event+0x39f/0x3e0 [ 230.184805][ C0] ? console_conditional_schedule+0x10/0x10 [ 230.190528][ C0] ? run_local_timers+0x160/0x160 [ 230.195397][ C0] rcu_gp_kthread+0xefc/0x23a0 [ 230.199992][ C0] ? dyntick_save_progress_counter+0x1c0/0x1c0 [ 230.205983][ C0] ? rcu_barrier_callback+0x50/0x50 [ 230.211360][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 230.216048][ C0] ? __kasan_check_read+0x11/0x20 [ 230.220907][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 230.225679][ C0] kthread+0x34b/0x3d0 [ 230.229587][ C0] ? rcu_barrier_callback+0x50/0x50 [ 230.234620][ C0] ? kthread_blkcg+0xd0/0xd0 [ 230.239049][ C0] ret_from_fork+0x1f/0x30 [ 230.243322][ C0] NMI backtrace for cpu 0 [ 230.247480][ C0] CPU: 0 PID: 402 Comm: syz-executor320 Not tainted 5.10.231-syzkaller-00700-g4055d754db6f #0 [ 230.257534][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 230.267428][ C0] Call Trace: [ 230.270549][ C0] [ 230.273245][ C0] dump_stack_lvl+0x1e2/0x24b [ 230.277755][ C0] ? panic+0x812/0x812 [ 230.281661][ C0] ? bfq_pos_tree_add_move+0x43b/0x43b [ 230.286967][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 230.292255][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 230.296941][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 230.302873][ C0] dump_stack+0x15/0x17 [ 230.306837][ C0] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 230.312658][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 230.318641][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 230.324369][ C0] rcu_dump_cpu_stacks+0x199/0x2b0 [ 230.329315][ C0] rcu_sched_clock_irq+0xf8a/0x1890 [ 230.334351][ C0] ? rcutree_dead_cpu+0x340/0x340 [ 230.339211][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 230.344247][ C0] update_process_times+0x198/0x200 [ 230.349277][ C0] tick_sched_timer+0x188/0x240 [ 230.353963][ C0] ? tick_setup_sched_timer+0x480/0x480 [ 230.359350][ C0] __hrtimer_run_queues+0x3d7/0xa50 [ 230.364375][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 230.369324][ C0] ? clockevents_program_event+0x214/0x2c0 [ 230.374966][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 230.380867][ C0] hrtimer_interrupt+0x39a/0x8b0 [ 230.385643][ C0] __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 230.391372][ C0] asm_call_irq_on_stack+0xf/0x20 [ 230.396225][ C0] [ 230.399010][ C0] sysvec_apic_timer_interrupt+0x85/0xe0 [ 230.404475][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 230.410294][ C0] RIP: 0010:kasan_check_range+0x25d/0x2a0 [ 230.415854][ C0] Code: 8d 4c 39 01 eb 21 4f 8d 4c 39 02 eb 1a 4f 8d 4c 39 03 eb 13 4f 8d 4c 39 04 eb 0c 4f 8d 4c 39 05 eb 05 4f 8d 4c 39 06 4c 89 cb <4d> 85 c9 0f 84 56 ff ff ff 4c 8d 4c 3e ff 4d 89 ca 49 c1 ea 03 4d [ 230.435286][ C0] RSP: 0018:ffffc90000b56878 EFLAGS: 00000202 [ 230.441189][ C0] RAX: 0000000000000001 RBX: fffff5200016ad1c RCX: ffffffff84b34fa4 [ 230.448999][ C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffc90000b568e0 [ 230.456812][ C0] RBP: ffffc90000b568a0 R08: dffffc0000000000 R09: fffff5200016ad1c [ 230.464623][ C0] R10: ffffffffffffffff R11: dffffc0000000001 R12: 1ffff9200016ad1c [ 230.472433][ C0] R13: 0000000000000001 R14: fffff5200016ad1d R15: ffffc90000b568e0 [ 230.480254][ C0] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 230.485124][ C0] __kasan_check_write+0x14/0x20 [ 230.489888][ C0] _raw_spin_lock_bh+0xa4/0x1b0 [ 230.494585][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 230.499603][ C0] ? tipc_sk_rcv+0x17cc/0x1e30 [ 230.504200][ C0] ? tipc_sk_rcv+0x17d9/0x1e30 [ 230.508810][ C0] tipc_sk_rcv+0x2d6/0x1e30 [ 230.513144][ C0] ? __stack_depot_save+0x468/0x4d0 [ 230.518185][ C0] ? kasan_set_track+0x5d/0x70 [ 230.522784][ C0] ? kasan_set_track+0x4b/0x70 [ 230.527382][ C0] ? kasan_set_free_info+0x23/0x40 [ 230.532323][ C0] ? __kasan_slab_free+0x11/0x20 [ 230.537098][ C0] ? slab_free_freelist_hook+0xc0/0x190 [ 230.542476][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 230.547166][ C0] ? kfree_skbmem+0x104/0x170 [ 230.551678][ C0] ? tipc_sk_rcv+0x1b52/0x1e30 [ 230.556277][ C0] ? tipc_node_xmit+0x34b/0xe30 [ 230.560963][ C0] ? tipc_sk_filter_rcv+0x1da8/0x3e00 [ 230.566169][ C0] ? tipc_sk_rcv+0x8a1/0x1e30 [ 230.570684][ C0] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 230.575892][ C0] ? tipc_sk_backlog_rcv+0x18b/0x210 [ 230.581014][ C0] ? __fput+0x33d/0x7b0 [ 230.585005][ C0] ? ____fput+0x15/0x20 [ 230.589004][ C0] ? __skb_queue_purge+0x180/0x180 [ 230.593948][ C0] ? debug_smp_processor_id+0x17/0x20 [ 230.599153][ C0] tipc_node_xmit+0x34b/0xe30 [ 230.603667][ C0] ? __kasan_slab_free+0x11/0x20 [ 230.608440][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 230.613824][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 230.618508][ C0] ? kfree_skbmem+0x104/0x170 [ 230.623030][ C0] tipc_node_xmit_skb+0x153/0x1b0 [ 230.627884][ C0] ? __skb_queue_purge+0x180/0x180 [ 230.632831][ C0] ? trace_tipc_sk_rej_msg+0x2b/0x6f0 [ 230.638037][ C0] tipc_sk_rcv+0x1c0b/0x1e30 [ 230.642464][ C0] ? is_bpf_text_address+0x172/0x190 [ 230.647587][ C0] ? stack_trace_save+0x1c0/0x1c0 [ 230.652448][ C0] ? __skb_queue_purge+0x180/0x180 [ 230.657395][ C0] tipc_node_xmit+0x34b/0xe30 [ 230.661905][ C0] ? stack_trace_save+0x1c0/0x1c0 [ 230.666769][ C0] ? __kernel_text_address+0x9b/0x110 [ 230.671975][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 230.677443][ C0] ? arch_stack_walk+0xf3/0x140 [ 230.682130][ C0] tipc_sk_filter_rcv+0x1da8/0x3e00 [ 230.687169][ C0] ? tipc_sk_dump+0xf50/0xf50 [ 230.691674][ C0] ? __kasan_check_write+0x14/0x20 [ 230.696623][ C0] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 230.701485][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 230.706173][ C0] tipc_sk_rcv+0x8a1/0x1e30 [ 230.710515][ C0] ? __skb_queue_purge+0x180/0x180 [ 230.715456][ C0] ? tipc_sk_filter_rcv+0x3583/0x3e00 [ 230.720669][ C0] tipc_node_xmit+0x34b/0xe30 [ 230.725179][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 230.730561][ C0] tipc_node_distr_xmit+0x36a/0x4d0 [ 230.735593][ C0] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 230.740627][ C0] ? __kasan_check_write+0x14/0x20 [ 230.745573][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 230.750869][ C0] ? __tipc_shutdown+0xe7c/0x1510 [ 230.755728][ C0] tipc_sk_backlog_rcv+0x18b/0x210 [ 230.760675][ C0] ? tipc_sk_timeout+0xab0/0xab0 [ 230.765450][ C0] __release_sock+0x148/0x410 [ 230.769964][ C0] release_sock+0x65/0x1b0 [ 230.774215][ C0] tipc_release+0xb6b/0x1440 [ 230.778646][ C0] sock_close+0xdf/0x270 [ 230.782721][ C0] ? sock_mmap+0xa0/0xa0 [ 230.786800][ C0] __fput+0x33d/0x7b0 [ 230.790620][ C0] ____fput+0x15/0x20 [ 230.794439][ C0] task_work_run+0x129/0x190 [ 230.798865][ C0] ptrace_notify+0x29e/0x350 [ 230.803289][ C0] ? do_notify_parent+0xa10/0xa10 [ 230.808156][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 230.814056][ C0] ? irqentry_exit_to_user_mode+0x41/0x80 [ 230.819610][ C0] syscall_exit_to_user_mode+0xf5/0x1a0 [ 230.824988][ C0] do_syscall_64+0x40/0x70 [ 230.829243][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 230.834971][ C0] RIP: 0033:0x7f92693db239 [ 230.839236][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 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 [ 230.858666][ C0] RSP: 002b:00007f926939b218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 230.866908][ C0] RAX: 00000000000203a0 RBX: 00007f9269466328 RCX: 00007f92693db239 [ 230.874721][ C0] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000003 [ 230.882532][ C0] RBP: 00007f9269466320 R08: 0000000000000000 R09: 0000000000000000 [ 230.890345][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f926943371c [ 230.898155][ C0] R13: 00007f9269432348 R14: 00007f9269433350 R15: 618a5986bea2420f [ 264.928859][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor320:401] [ 264.937255][ C1] Modules linked in: [ 264.940993][ C1] CPU: 1 PID: 401 Comm: syz-executor320 Not tainted 5.10.231-syzkaller-00700-g4055d754db6f #0 [ 264.951058][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 264.960964][ C1] RIP: 0010:kvm_wait+0xfc/0x150 [ 264.965643][ C1] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d a5 53 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 96 53 d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04 [ 264.985517][ C1] RSP: 0018:ffffc90000b67900 EFLAGS: 00000246 [ 264.991417][ C1] RAX: 0000000000000003 RBX: 1ffff9200016cf24 RCX: ffffffff8150ca44 [ 264.999230][ C1] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000b67940 [ 265.007039][ C1] RBP: ffffc90000b679b0 R08: dffffc0000000000 R09: ffffed102180ea92 [ 265.014851][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.022664][ C1] R13: ffff88810c075488 R14: 0000000000000003 R15: 0000000000000246 [ 265.030482][ C1] FS: 000055558c02a3c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.039236][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.045666][ C1] CR2: 00007f9269416f90 CR3: 000000010eaa1000 CR4: 00000000003506a0 [ 265.053481][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.061284][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.069095][ C1] Call Trace: [ 265.072218][ C1] [ 265.074922][ C1] ? show_regs+0x58/0x60 [ 265.078995][ C1] ? watchdog_timer_fn+0x471/0x590 [ 265.083940][ C1] ? proc_watchdog_cpumask+0xd0/0xd0 [ 265.089062][ C1] ? __hrtimer_run_queues+0x3d7/0xa50 [ 265.094271][ C1] ? hrtimer_interrupt+0x8b0/0x8b0 [ 265.099913][ C1] ? clockevents_program_event+0x214/0x2c0 [ 265.105555][ C1] ? ktime_get_update_offsets_now+0x266/0x280 [ 265.111456][ C1] ? hrtimer_interrupt+0x39a/0x8b0 [ 265.116406][ C1] ? __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 265.122314][ C1] ? asm_call_irq_on_stack+0xf/0x20 [ 265.127344][ C1] [ 265.130117][ C1] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 265.135760][ C1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 265.141749][ C1] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 265.147823][ C1] ? kvm_wait+0xfc/0x150 [ 265.151902][ C1] ? asm_common_interrupt+0x1e/0x40 [ 265.156936][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 265.161884][ C1] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 265.167786][ C1] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 265.174037][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 265.178808][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.183846][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 265.188790][ C1] lock_sock_nested+0x92/0x300 [ 265.193391][ C1] ? locks_remove_posix+0x610/0x610 [ 265.198422][ C1] ? sock_init_data+0xc0/0xc0 [ 265.202936][ C1] ? kasan_save_stack+0x3b/0x60 [ 265.207625][ C1] ? __kasan_record_aux_stack+0xd3/0x100 [ 265.213091][ C1] ? task_work_add+0x27/0x1d0 [ 265.217603][ C1] ? fput_many+0xef/0x1b0 [ 265.221767][ C1] ? fput+0x1a/0x20 [ 265.225413][ C1] ? filp_close+0x106/0x150 [ 265.229753][ C1] ? __close_fd+0x33/0x50 [ 265.233921][ C1] tipc_release+0x57/0x1440 [ 265.238263][ C1] ? down_read_killable+0x220/0x220 [ 265.243295][ C1] sock_close+0xdf/0x270 [ 265.247807][ C1] ? sock_mmap+0xa0/0xa0 [ 265.251885][ C1] __fput+0x33d/0x7b0 [ 265.255706][ C1] ____fput+0x15/0x20 [ 265.259526][ C1] task_work_run+0x129/0x190 [ 265.263950][ C1] ptrace_notify+0x29e/0x350 [ 265.268376][ C1] ? task_work_add+0x1b0/0x1d0 [ 265.272978][ C1] ? do_notify_parent+0xa10/0xa10 [ 265.277838][ C1] ? fput_many+0x167/0x1b0 [ 265.282092][ C1] ? fput+0x1a/0x20 [ 265.285735][ C1] ? filp_close+0x106/0x150 [ 265.290078][ C1] syscall_exit_to_user_mode+0xf5/0x1a0 [ 265.295464][ C1] do_syscall_64+0x40/0x70 [ 265.299737][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 265.305444][ C1] RIP: 0033:0x7f92693da49a [ 265.309708][ C1] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 d3 63 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 33 64 02 00 8b 44 24 [ 265.329137][ C1] RSP: 002b:00007ffd8425d610 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 265.337382][ C1] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007f92693da49a [ 265.345192][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 265.353002][ C1] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007ffd8425d660 [ 265.360813][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 000000000001fc11 [ 265.368622][ C1] R13: 000000000001fc43 R14: 00007f926946633c R15: 00007f9269466320