./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4147898641 <...> Warning: Permanently added '10.128.1.147' (ED25519) to the list of known hosts. execve("./syz-executor4147898641", ["./syz-executor4147898641"], 0x7fff8d569f80 /* 10 vars */) = 0 brk(NULL) = 0x555580019000 brk(0x555580019d40) = 0x555580019d40 arch_prctl(ARCH_SET_FS, 0x5555800193c0) = 0 set_tid_address(0x555580019690) = 484 set_robust_list(0x5555800196a0, 24) = 0 rseq(0x555580019ce0, 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-executor4147898641", 4096) = 28 getrandom("\x5b\xb6\x10\xdc\x80\x4e\x68\x21", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555580019d40 brk(0x55558003ad40) = 0x55558003ad40 brk(0x55558003b000) = 0x55558003b000 mprotect(0x7f864c9ab000, 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, child_tidptr=0x555580019690) = 485 ./strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x5555800196a0, 24) = 0 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 485] setpgid(0, 0) = 0 [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 485] write(3, "1000", 4) = 4 [pid 485] close(3) = 0 [pid 485] write(1, "executing program\n", 18executing program ) = 18 [pid 485] futex(0x7f864c9b132c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 485] rt_sigaction(SIGRT_1, {sa_handler=0x7f864c94b9e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f864c93d060}, NULL, 8) = 0 [pid 485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f864c8c6000 [pid 485] mprotect(0x7f864c8c7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 485] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f864c8e6990, parent_tid=0x7f864c8e6990, exit_signal=0, stack=0x7f864c8c6000, stack_size=0x20300, tls=0x7f864c8e66c0}./strace-static-x86_64: Process 486 attached [pid 486] set_robust_list(0x7f864c8e69a0, 24) = 0 [pid 486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 486] futex(0x7f864c9b1328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... clone3 resumed> => {parent_tid=[486]}, 88) = 486 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] futex(0x7f864c9b1328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 486] <... futex resumed>) = 0 [pid 486] socketpair(AF_TIPC, SOCK_STREAM, 0, [ 224.579083][ T24] audit: type=1400 audit(1737070322.520:66): avc: denied { execmem } for pid=484 comm="syz-executor414" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 485] futex(0x7f864c9b132c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 486] <... socketpair resumed>[3, 4]) = 0 [pid 486] futex(0x7f864c9b132c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 486] futex(0x7f864c9b1328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... futex resumed>) = 0 [pid 485] futex(0x7f864c9b1328, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = 0 [pid 486] 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 485] <... futex resumed>) = 1 [pid 485] futex(0x7f864c9b132c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 485] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f864c8a5000 [pid 485] mprotect(0x7f864c8a6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 485] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f864c8c5990, parent_tid=0x7f864c8c5990, exit_signal=0, stack=0x7f864c8a5000, stack_size=0x20300, tls=0x7f864c8c56c0} => {parent_tid=[487]}, 88) = 487 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] futex(0x7f864c9b1338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 485] futex(0x7f864c9b133c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x7f864c8c59a0, 24) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 487] dup2(4, 3) = 3 [pid 487] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 485] <... futex resumed>) = 0 [pid 485] futex(0x7f864c9b1338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 485] futex(0x7f864c9b133c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [ 224.615523][ T24] audit: type=1400 audit(1737070322.550:67): avc: denied { create } for pid=485 comm="syz-executor414" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 224.638863][ T24] audit: type=1400 audit(1737070322.580:68): avc: denied { write } for pid=485 comm="syz-executor414" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [pid 487] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 487] futex(0x7f864c9b1338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... futex resumed>) = 0 [pid 485] futex(0x7f864c9b1338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 485] futex(0x7f864c9b133c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... futex resumed>) = 0 [pid 487] sendmmsg(3, [pid 486] <... sendmsg resumed>) = 132000 [pid 486] futex(0x7f864c9b132c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] futex(0x7f864c9b1328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 487] <... 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=[], 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}, {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=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=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=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=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=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}], 40, MSG_OOB|MSG_PROBE|MSG_DONTWAIT|MSG_EOR|MSG_FASTOPEN) = 40 [pid 487] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... futex resumed>) = 0 [pid 485] exit_group(0 [pid 486] <... futex resumed>) = ? [pid 486] +++ exited with 0 +++ [pid 485] <... exit_group resumed>) = ? [pid 487] <... futex resumed>) = ? [pid 487] +++ exited with 0 +++ [pid 485] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=485, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555580019690) = 488 ./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x5555800196a0, 24) = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 488] setpgid(0, 0) = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 488] write(3, "1000", 4) = 4 [pid 488] close(3) = 0 executing program [pid 488] write(1, "executing program\n", 18) = 18 [pid 488] futex(0x7f864c9b132c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] rt_sigaction(SIGRT_1, {sa_handler=0x7f864c94b9e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f864c93d060}, NULL, 8) = 0 [pid 488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f864c8c6000 [pid 488] mprotect(0x7f864c8c7000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f864c8e6990, parent_tid=0x7f864c8e6990, exit_signal=0, stack=0x7f864c8c6000, stack_size=0x20300, tls=0x7f864c8e66c0} => {parent_tid=[489]}, 88) = 489 [pid 488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 488] futex(0x7f864c9b1328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f864c9b132c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 489 attached [pid 489] set_robust_list(0x7f864c8e69a0, 24) = 0 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 489] futex(0x7f864c9b132c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 488] <... futex resumed>) = 0 [pid 488] futex(0x7f864c9b1328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f864c9b132c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 224.701228][ T24] audit: type=1400 audit(1737070322.640:69): avc: denied { setopt } for pid=485 comm="syz-executor414" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [pid 489] 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 488] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 488] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f864c8a5000 [pid 488] mprotect(0x7f864c8a6000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f864c8c5990, parent_tid=0x7f864c8c5990, exit_signal=0, stack=0x7f864c8a5000, stack_size=0x20300, tls=0x7f864c8c56c0}./strace-static-x86_64: Process 490 attached => {parent_tid=[490]}, 88) = 490 [pid 488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 488] futex(0x7f864c9b1338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f864c9b133c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 490] set_robust_list(0x7f864c8c59a0, 24) = 0 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 490] dup2(4, 3) = 3 [pid 490] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... futex resumed>) = 0 [pid 488] futex(0x7f864c9b1338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f864c9b133c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 490] <... futex resumed>) = 1 [pid 490] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 490] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... futex resumed>) = 0 [pid 488] futex(0x7f864c9b1338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f864c9b133c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 490] <... futex resumed>) = 1 [pid 490] 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=[], 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}, {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=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=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=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=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=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}], 40, MSG_OOB|MSG_PROBE|MSG_DONTWAIT|MSG_EOR|MSG_FASTOPEN) = 40 [pid 490] futex(0x7f864c9b133c, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... futex resumed>) = 0 [pid 490] <... futex resumed>) = 1 [pid 490] futex(0x7f864c9b1338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] exit_group(0 [pid 490] <... futex resumed>) = ? [ 324.915785][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 324.922621][ C0] rcu: 0-....: (10016 ticks this GP) idle=ee2/1/0x4000000000000000 softirq=2378/2380 fqs=4996 last_accelerate: e246/0964 dyntick_enabled: 1 [ 324.936975][ C0] (t=10000 jiffies g=2929 q=2185) [ 324.941928][ C0] NMI backtrace for cpu 0 [ 324.946294][ C0] CPU: 0 PID: 489 Comm: syz-executor414 Not tainted 5.10.233-syzkaller-00881-gfbe98d68b6b3 #0 [ 324.956909][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 324.966811][ C0] Call Trace: [ 324.969995][ C0] [ 324.972758][ C0] dump_stack_lvl+0x1e2/0x24b [ 324.977329][ C0] ? panic+0x812/0x812 [ 324.982377][ C0] ? bfq_pos_tree_add_move+0x43b/0x43b [ 324.987640][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 324.992916][ C0] ? vprintk_func+0x19d/0x1e0 [ 324.997899][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 325.002626][ C0] ? printk+0xd1/0x111 [ 325.006586][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 325.012567][ C0] dump_stack+0x15/0x17 [ 325.016869][ C0] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 325.023118][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 325.029393][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 325.035239][ C0] rcu_dump_cpu_stacks+0x199/0x2b0 [ 325.040653][ C0] rcu_sched_clock_irq+0xf8a/0x1890 [ 325.046390][ C0] ? rcutree_dead_cpu+0x340/0x340 [ 325.051254][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 325.056396][ C0] update_process_times+0x198/0x200 [ 325.061605][ C0] tick_sched_timer+0x188/0x240 [ 325.066277][ C0] ? tick_setup_sched_timer+0x480/0x480 [ 325.071665][ C0] __hrtimer_run_queues+0x3d7/0xa50 [ 325.076699][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 325.081729][ C0] ? clockevents_program_event+0x214/0x2c0 [ 325.087498][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 325.093513][ C0] hrtimer_interrupt+0x39a/0x8b0 [ 325.098304][ C0] __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 325.104013][ C0] asm_call_irq_on_stack+0xf/0x20 [ 325.108941][ C0] [ 325.111806][ C0] sysvec_apic_timer_interrupt+0x85/0xe0 [ 325.117479][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 325.123418][ C0] RIP: 0010:preempt_count_add+0x158/0x1a0 [ 325.129068][ C0] Code: 87 80 e1 07 80 c1 03 38 c1 0f 8c f0 fe ff ff 48 c7 c7 00 e9 08 87 e8 37 38 5f 00 e9 df fe ff ff 48 c7 c1 00 e9 08 87 80 e1 07 <80> c1 03 38 c1 0f 8c f9 fe ff ff 48 c7 c7 00 e9 08 87 e8 11 38 5f [ 325.148741][ C0] RSP: 0018:ffffc90000b26898 EFLAGS: 00000246 [ 325.154678][ C0] RAX: 0000000000000004 RBX: 0000000000000201 RCX: ffffffff8708e900 [ 325.162476][ C0] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000201 [ 325.170523][ C0] RBP: ffffc90000b268b0 R08: ffffffff849a25bc R09: ffffed1021805291 [ 325.178351][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 325.186129][ C0] R13: ffffc90000b26db4 R14: 00000000e9139e6d R15: dffffc0000000000 [ 325.193971][ C0] ? tipc_sk_rcv+0x17cc/0x1e30 [ 325.198558][ C0] _raw_spin_lock_bh+0x6e/0x1b0 [ 325.203256][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 325.208523][ C0] ? tipc_sk_rcv+0x17cc/0x1e30 [ 325.213231][ C0] ? tipc_sk_rcv+0x1801/0x1e30 [ 325.217817][ C0] tipc_sk_rcv+0x2d6/0x1e30 [ 325.222182][ C0] ? __stack_depot_save+0x468/0x4d0 [ 325.227200][ C0] ? kasan_set_track+0x5d/0x70 [ 325.231798][ C0] ? kasan_set_track+0x4b/0x70 [ 325.236397][ C0] ? kasan_set_free_info+0x23/0x40 [ 325.241355][ C0] ? __kasan_slab_free+0x11/0x20 [ 325.246135][ C0] ? slab_free_freelist_hook+0xc0/0x190 [ 325.251642][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 325.256406][ C0] ? kfree_skbmem+0x104/0x170 [ 325.260929][ C0] ? tipc_sk_rcv+0x1b52/0x1e30 [ 325.265763][ C0] ? tipc_node_xmit+0x34b/0xe30 [ 325.270793][ C0] ? tipc_sk_filter_rcv+0x1da8/0x3e00 [ 325.275989][ C0] ? tipc_sk_rcv+0x8a1/0x1e30 [ 325.280532][ C0] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 325.285877][ C0] ? tipc_sk_backlog_rcv+0x18b/0x210 [ 325.291096][ C0] ? __fput+0x33d/0x7b0 [ 325.295090][ C0] ? ____fput+0x15/0x20 [ 325.299187][ C0] ? __skb_queue_purge+0x180/0x180 [ 325.304222][ C0] ? debug_smp_processor_id+0x17/0x20 [ 325.309413][ C0] tipc_node_xmit+0x34b/0xe30 [ 325.313928][ C0] ? __kasan_slab_free+0x11/0x20 [ 325.318789][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 325.324203][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 325.328843][ C0] ? kfree_skbmem+0x104/0x170 [ 325.333368][ C0] tipc_node_xmit_skb+0x153/0x1b0 [ 325.338231][ C0] ? __skb_queue_purge+0x180/0x180 [ 325.343190][ C0] ? trace_tipc_sk_rej_msg+0x2b/0x6f0 [ 325.348524][ C0] tipc_sk_rcv+0x1c0b/0x1e30 [ 325.352949][ C0] ? __set_page_owner+0x3b/0x2d0 [ 325.357725][ C0] ? stack_depot_save+0xe/0x10 [ 325.362312][ C0] ? save_stack+0x1c3/0x240 [ 325.366713][ C0] ? __skb_queue_purge+0x180/0x180 [ 325.371736][ C0] tipc_node_xmit+0x34b/0xe30 [ 325.376507][ C0] ? stack_trace_save+0x1c0/0x1c0 [ 325.382277][ C0] ? __kernel_text_address+0x9b/0x110 [ 325.387581][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 325.392945][ C0] ? __kasan_check_write+0x14/0x20 [ 325.397906][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 325.403290][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 325.408092][ C0] tipc_sk_filter_rcv+0x1da8/0x3e00 [ 325.413129][ C0] ? tipc_sk_dump+0xf50/0xf50 [ 325.417654][ C0] ? __kasan_check_write+0x14/0x20 [ 325.422568][ C0] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 325.427643][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 325.432350][ C0] tipc_sk_rcv+0x8a1/0x1e30 [ 325.436824][ C0] ? __skb_queue_purge+0x180/0x180 [ 325.441734][ C0] ? tipc_sk_filter_rcv+0x3583/0x3e00 [ 325.447076][ C0] tipc_node_xmit+0x34b/0xe30 [ 325.451734][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 325.457242][ C0] tipc_node_distr_xmit+0x36a/0x4d0 [ 325.462274][ C0] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 325.467372][ C0] ? __kasan_check_write+0x14/0x20 [ 325.472325][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 325.477612][ C0] ? __tipc_shutdown+0xe7c/0x1510 [ 325.482639][ C0] tipc_sk_backlog_rcv+0x18b/0x210 [ 325.487574][ C0] ? tipc_sk_timeout+0xab0/0xab0 [ 325.492368][ C0] __release_sock+0x148/0x410 [ 325.496883][ C0] release_sock+0x65/0x1b0 [ 325.501131][ C0] tipc_release+0xb6b/0x1440 [ 325.505535][ C0] sock_close+0xdf/0x270 [ 325.509763][ C0] ? sock_mmap+0xa0/0xa0 [ 325.513847][ C0] __fput+0x33d/0x7b0 [ 325.517635][ C0] ____fput+0x15/0x20 [ 325.521585][ C0] task_work_run+0x129/0x190 [ 325.526083][ C0] ptrace_notify+0x29e/0x350 [ 325.530586][ C0] ? do_notify_parent+0xa10/0xa10 [ 325.535588][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 325.541570][ C0] ? irqentry_exit_to_user_mode+0x41/0x80 [ 325.547142][ C0] syscall_exit_to_user_mode+0xf5/0x1a0 [ 325.552511][ C0] do_syscall_64+0x40/0x70 [ 325.556854][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 325.562555][ C0] RIP: 0033:0x7f864c925aa9 [ 325.566913][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 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 [ 325.586580][ C0] RSP: 002b:00007f864c8e6218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 325.595272][ C0] RAX: 00000000000203a0 RBX: 00007f864c9b1328 RCX: 00007f864c925aa9 [ 325.603080][ C0] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000003 [ 325.610989][ C0] RBP: 00007f864c9b1320 R08: 0000000000000000 R09: 0000000000000000 [ 325.619058][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f864c97e594 [ 325.627080][ C0] R13: 00007f864c97e1c8 R14: 00007f864c97e080 R15: 618a5986bea2420f [ 361.745889][ T24] audit: type=1400 audit(1737070459.680:70): avc: denied { remove_name } for pid=76 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 361.773493][ T24] audit: type=1400 audit(1737070459.680:71): avc: denied { rename } for pid=76 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 463.075245][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor414:489] [ 463.083831][ C0] Modules linked in: [ 463.087694][ C0] CPU: 0 PID: 489 Comm: syz-executor414 Not tainted 5.10.233-syzkaller-00881-gfbe98d68b6b3 #0 [ 463.097762][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 463.107663][ C0] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x1/0x90 [ 463.114267][ C0] Code: 03 00 00 00 48 89 44 0a 10 48 89 74 0a 18 4c 89 44 0a 20 49 ff c1 4c 89 09 5d c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55 <48> 89 e5 4c 8b 45 08 65 48 8b 15 20 ab 97 7e 65 8b 05 25 ab 97 7e [ 463.134449][ C0] RSP: 0018:ffffc90000b26850 EFLAGS: 00000246 [ 463.140357][ C0] RAX: 0000000000000301 RBX: 0000000000000004 RCX: ffffffff849a30ff [ 463.148194][ C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000000 [ 463.156128][ C0] RBP: ffffc90000b26950 R08: dffffc0000000000 R09: ffffed1021805291 [ 463.164136][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: fffffffffffffc18 [ 463.171940][ C0] R13: ffff88810c029400 R14: ffff88810c029480 R15: 000000000000035c [ 463.179893][ C0] FS: 00007f864c8e66c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 463.188654][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 463.195177][ C0] CR2: 00007f864c8c5d58 CR3: 000000011c2cc000 CR4: 00000000003506b0 [ 463.203108][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 463.210884][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 463.218724][ C0] Call Trace: [ 463.221819][ C0] [ 463.224531][ C0] ? show_regs+0x58/0x60 [ 463.228600][ C0] ? watchdog_timer_fn+0x471/0x590 [ 463.233576][ C0] ? proc_watchdog_cpumask+0xd0/0xd0 [ 463.238706][ C0] ? __hrtimer_run_queues+0x3d7/0xa50 [ 463.243886][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 463.248858][ C0] ? clockevents_program_event+0x214/0x2c0 [ 463.254485][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 463.260400][ C0] ? hrtimer_interrupt+0x39a/0x8b0 [ 463.265354][ C0] ? __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 463.271463][ C0] ? asm_call_irq_on_stack+0xf/0x20 [ 463.276437][ C0] [ 463.279237][ C0] ? sysvec_apic_timer_interrupt+0x85/0xe0 [ 463.284886][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 463.290899][ C0] ? tipc_sk_lookup+0x4df/0x650 [ 463.295676][ C0] ? __sanitizer_cov_trace_const_cmp4+0x1/0x90 [ 463.301803][ C0] ? tipc_sk_lookup+0x4f6/0x650 [ 463.306659][ C0] ? sysvec_apic_timer_interrupt+0xcb/0xe0 [ 463.312313][ C0] ? tipc_sk_rcv+0x1e30/0x1e30 [ 463.316898][ C0] ? tipc_sk_rcv+0x489/0x1e30 [ 463.321410][ C0] tipc_sk_rcv+0x499/0x1e30 [ 463.325754][ C0] ? __stack_depot_save+0x468/0x4d0 [ 463.330787][ C0] ? kasan_set_track+0x5d/0x70 [ 463.335368][ C0] ? kasan_set_track+0x4b/0x70 [ 463.340007][ C0] ? kasan_set_free_info+0x23/0x40 [ 463.344925][ C0] ? __kasan_slab_free+0x11/0x20 [ 463.349723][ C0] ? slab_free_freelist_hook+0xc0/0x190 [ 463.355085][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 463.360335][ C0] ? kfree_skbmem+0x104/0x170 [ 463.365428][ C0] ? tipc_sk_rcv+0x1b52/0x1e30 [ 463.369989][ C0] ? tipc_node_xmit+0x34b/0xe30 [ 463.374689][ C0] ? tipc_sk_filter_rcv+0x1da8/0x3e00 [ 463.379949][ C0] ? tipc_sk_rcv+0x8a1/0x1e30 [ 463.384462][ C0] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 463.389930][ C0] ? tipc_sk_backlog_rcv+0x18b/0x210 [ 463.395077][ C0] ? __fput+0x33d/0x7b0 [ 463.399038][ C0] ? ____fput+0x15/0x20 [ 463.403037][ C0] ? __skb_queue_purge+0x180/0x180 [ 463.408007][ C0] ? debug_smp_processor_id+0x17/0x20 [ 463.413204][ C0] tipc_node_xmit+0x34b/0xe30 [ 463.418252][ C0] ? __kasan_slab_free+0x11/0x20 [ 463.423351][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 463.429090][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 463.433843][ C0] ? kfree_skbmem+0x104/0x170 [ 463.438359][ C0] tipc_node_xmit_skb+0x153/0x1b0 [ 463.443296][ C0] ? __skb_queue_purge+0x180/0x180 [ 463.448236][ C0] ? trace_tipc_sk_rej_msg+0x2b/0x6f0 [ 463.453802][ C0] tipc_sk_rcv+0x1c0b/0x1e30 [ 463.458280][ C0] ? __set_page_owner+0x3b/0x2d0 [ 463.463075][ C0] ? stack_depot_save+0xe/0x10 [ 463.467653][ C0] ? save_stack+0x1c3/0x240 [ 463.472560][ C0] ? __skb_queue_purge+0x180/0x180 [ 463.477619][ C0] tipc_node_xmit+0x34b/0xe30 [ 463.482075][ C0] ? stack_trace_save+0x1c0/0x1c0 [ 463.486954][ C0] ? __kernel_text_address+0x9b/0x110 [ 463.492147][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 463.497533][ C0] ? __kasan_check_write+0x14/0x20 [ 463.502567][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 463.507851][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 463.512550][ C0] tipc_sk_filter_rcv+0x1da8/0x3e00 [ 463.517708][ C0] ? tipc_sk_dump+0xf50/0xf50 [ 463.522172][ C0] ? __kasan_check_write+0x14/0x20 [ 463.527305][ C0] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 463.532155][ C0] ? kmem_cache_free+0xa9/0x1e0 [ 463.536948][ C0] tipc_sk_rcv+0x8a1/0x1e30 [ 463.541313][ C0] ? __skb_queue_purge+0x180/0x180 [ 463.546219][ C0] ? tipc_sk_filter_rcv+0x3583/0x3e00 [ 463.551451][ C0] tipc_node_xmit+0x34b/0xe30 [ 463.555967][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 463.561366][ C0] tipc_node_distr_xmit+0x36a/0x4d0 [ 463.567031][ C0] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 463.572056][ C0] ? __kasan_check_write+0x14/0x20 [ 463.577006][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 463.582292][ C0] ? __tipc_shutdown+0xe7c/0x1510 [ 463.587161][ C0] tipc_sk_backlog_rcv+0x18b/0x210 [ 463.592201][ C0] ? tipc_sk_timeout+0xab0/0xab0 [ 463.597079][ C0] __release_sock+0x148/0x410 [ 463.601822][ C0] release_sock+0x65/0x1b0 [ 463.605988][ C0] tipc_release+0xb6b/0x1440 [ 463.610447][ C0] sock_close+0xdf/0x270 [ 463.614511][ C0] ? sock_mmap+0xa0/0xa0 [ 463.618809][ C0] __fput+0x33d/0x7b0 [ 463.622723][ C0] ____fput+0x15/0x20 [ 463.626550][ C0] task_work_run+0x129/0x190 [ 463.630986][ C0] ptrace_notify+0x29e/0x350 [ 463.635397][ C0] ? do_notify_parent+0xa10/0xa10 [ 463.640259][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 463.646158][ C0] ? irqentry_exit_to_user_mode+0x41/0x80 [ 463.651713][ C0] syscall_exit_to_user_mode+0xf5/0x1a0 [ 463.657098][ C0] do_syscall_64+0x40/0x70 [ 463.662048][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 463.667787][ C0] RIP: 0033:0x7f864c925aa9 [ 463.672027][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 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 [ 463.691595][ C0] RSP: 002b:00007f864c8e6218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 463.699935][ C0] RAX: 00000000000203a0 RBX: 00007f864c9b1328 RCX: 00007f864c925aa9 [ 463.708104][ C0] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000003 [ 463.716420][ C0] RBP: 00007f864c9b1320 R08: 0000000000000000 R09: 0000000000000000 [ 463.724167][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f864c97e594 [ 463.732086][ C0] R13: 00007f864c97e1c8 R14: 00007f864c97e080 R15: 618a5986bea2420f