./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3507345222 <...> Warning: Permanently added '10.128.10.40' (ECDSA) to the list of known hosts. execve("./syz-executor3507345222", ["./syz-executor3507345222"], 0x7ffdffb93a00 /* 10 vars */) = 0 brk(NULL) = 0x55555667f000 brk(0x55555667fc40) = 0x55555667fc40 arch_prctl(ARCH_SET_FS, 0x55555667f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x55555667f5d0) = 3604 set_robust_list(0x55555667f5e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f61eebf7da0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f61eebf8470}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f61eebf7e40, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f61eebf8470}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3507345222", 4096) = 28 brk(0x5555566a0c40) = 0x5555566a0c40 brk(0x5555566a1000) = 0x5555566a1000 mprotect(0x7f61eecb9000, 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=680, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=3604}, "\x01\x02\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00\x06\x00\x01\x00\x1c\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x25\x00\x00\x00\x48\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) = 680 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3604}, {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 access("/proc/net", R_OK) = 0 access("/proc/net/unix", R_OK) = 0 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=3604}, {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=3604}, {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=3604}, {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=3604}, {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=3604}, {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 getpid() = 3604 mkdir("./syzkaller.hAYY9I", 0700) = 0 chmod("./syzkaller.hAYY9I", 0777) = 0 [ 43.202299][ T27] audit: type=1400 audit(1666240508.811:75): avc: denied { execmem } for pid=3604 comm="syz-executor350" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 43.222270][ T27] audit: type=1400 audit(1666240508.811:76): avc: denied { create } for pid=3604 comm="syz-executor350" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 chdir("./syzkaller.hAYY9I") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555667f5d0) = 3607 ./strace-static-x86_64: Process 3607 attached [pid 3607] set_robust_list(0x55555667f5e0, 24) = 0 [pid 3607] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] setsid() = 1 [pid 3607] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3607] unshare(CLONE_NEWNS) = 0 [pid 3607] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3607] unshare(CLONE_NEWIPC) = 0 [pid 3607] unshare(CLONE_NEWCGROUP) = 0 [pid 3607] unshare(CLONE_NEWUTS) = 0 [pid 3607] unshare(CLONE_SYSVSEM) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "16777216", 8) = 8 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "536870912", 9) = 9 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "8192", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3607] close(3) = 0 [pid 3607] getpid() = 1 [pid 3607] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3616] set_robust_list(0x7f61eebe49e0, 24) = 0 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... clone resumed>, parent_tid=[3], tls=0x7f61eebe4700, child_tidptr=0x7f61eebe49d0) = 3 [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... futex resumed>) = 0 [pid 3615] <... futex resumed>) = 1 [pid 3616] socket(AF_CAN, SOCK_DGRAM, CAN_J1939 [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... socket resumed>) = 4 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] bind(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] openat(AT_FDCWD, "/dev/nullb0", O_RDONLY [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... openat resumed>) = 5 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] socket(AF_PPPOX, 0, 0 [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... socket resumed>) = 6 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] close(6 [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = 0 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] socket(AF_CAN, SOCK_DGRAM, CAN_J1939 [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... socket resumed>) = 6 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] socket(AF_INET, SOCK_STREAM, IPPROTO_IP [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... socket resumed>) = 7 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] ioctl(7, SIOCGIFINDEX, {ifr_name="vcan0" [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... ioctl resumed>, ifr_ifindex=13}) = 0 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] bind(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24 [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... bind resumed>) = 0 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3615] <... futex resumed>) = 0 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] connect(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24 [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... connect resumed>) = 0 [pid 3616] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3615] <... futex resumed>) = 0 [pid 3616] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] sendfile(6, 5, NULL, 524293 [pid 3615] <... futex resumed>) = 0 [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 3615] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 3615] close(3) = 0 [pid 3615] close(4) = 0 [pid 3615] close(5) = 0 [pid 3615] close(6) = 0 [pid 3615] close(7) = 0 [pid 3615] close(8) = -1 EBADF (Bad file descriptor) [pid 3615] close(9) = -1 EBADF (Bad file descriptor) [pid 3615] close(10) = -1 EBADF (Bad file descriptor) [pid 3615] close(11) = -1 EBADF (Bad file descriptor) [pid 3615] close(12) = -1 EBADF (Bad file descriptor) [pid 3615] close(13) = -1 EBADF (Bad file descriptor) [pid 3615] close(14) = -1 EBADF (Bad file descriptor) [pid 3615] close(15) = -1 EBADF (Bad file descriptor) [pid 3615] close(16) = -1 EBADF (Bad file descriptor) [pid 3615] close(17) = -1 EBADF (Bad file descriptor) [pid 3615] close(18) = -1 EBADF (Bad file descriptor) [pid 3615] close(19) = -1 EBADF (Bad file descriptor) [pid 3615] close(20) = -1 EBADF (Bad file descriptor) [pid 3615] close(21) = -1 EBADF (Bad file descriptor) [pid 3615] close(22) = -1 EBADF (Bad file descriptor) [pid 3615] close(23) = -1 EBADF (Bad file descriptor) [pid 3615] close(24) = -1 EBADF (Bad file descriptor) [pid 3615] close(25) = -1 EBADF (Bad file descriptor) [pid 3615] close(26) = -1 EBADF (Bad file descriptor) [pid 3615] close(27) = -1 EBADF (Bad file descriptor) [pid 3615] close(28) = -1 EBADF (Bad file descriptor) [pid 3615] close(29) = -1 EBADF (Bad file descriptor) [pid 3615] exit_group(0 [pid 3616] <... sendfile resumed>) = ? [pid 3615] <... exit_group resumed>) = ? [pid 3616] +++ exited with 0 +++ [pid 3615] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3607] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3607] getdents64(3, 0x555556680620 /* 3 entries */, 32768) = 80 [pid 3607] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] lstat("./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3607] unlink("./0/binderfs") = 0 [pid 3607] getdents64(3, 0x555556680620 /* 0 entries */, 32768) = 0 [pid 3607] close(3) = 0 [pid 3607] rmdir("./0") = 0 [pid 3607] mkdir("./1", 0777) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555667f5d0) = 4 ./strace-static-x86_64: Process 3617 attached [pid 3617] set_robust_list(0x55555667f5e0, 24) = 0 [pid 3617] chdir("./1") = 0 [pid 3617] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3617] setpgid(0, 0) = 0 [pid 3617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3617] write(3, "1000", 4) = 4 [pid 3617] close(3) = 0 [pid 3617] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f61eebc4000 [pid 3617] mprotect(0x7f61eebc5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3617] clone(child_stack=0x7f61eebe43f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5], tls=0x7f61eebe4700, child_tidptr=0x7f61eebe49d0) = 5 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3618 attached [pid 3618] set_robust_list(0x7f61eebe49e0, 24) = 0 [pid 3618] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 4 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] bind(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] openat(AT_FDCWD, "/dev/nullb0", O_RDONLY) = 5 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] socket(AF_PPPOX, 0, 0) = 6 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] close(6) = 0 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 6 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 7 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] ioctl(7, SIOCGIFINDEX, {ifr_name="vcan0", ifr_ifindex=13}) = 0 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] bind(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] connect(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3618] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... futex resumed>) = 0 [pid 3617] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] <... futex resumed>) = 1 [pid 3618] sendfile(6, 5, NULL, 524293 [pid 3617] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3617] close(3) = 0 [pid 3617] close(4) = 0 [pid 3617] close(5) = 0 [pid 3617] close(6) = 0 [pid 3617] close(7) = 0 [pid 3617] close(8) = -1 EBADF (Bad file descriptor) [pid 3617] close(9) = -1 EBADF (Bad file descriptor) [pid 3617] close(10) = -1 EBADF (Bad file descriptor) [pid 3617] close(11) = -1 EBADF (Bad file descriptor) [pid 3617] close(12) = -1 EBADF (Bad file descriptor) [pid 3617] close(13) = -1 EBADF (Bad file descriptor) [pid 3617] close(14) = -1 EBADF (Bad file descriptor) [pid 3617] close(15) = -1 EBADF (Bad file descriptor) [pid 3617] close(16) = -1 EBADF (Bad file descriptor) [pid 3617] close(17) = -1 EBADF (Bad file descriptor) [pid 3617] close(18) = -1 EBADF (Bad file descriptor) [pid 3617] close(19) = -1 EBADF (Bad file descriptor) [pid 3617] close(20) = -1 EBADF (Bad file descriptor) [pid 3617] close(21) = -1 EBADF (Bad file descriptor) [pid 3617] close(22) = -1 EBADF (Bad file descriptor) [pid 3617] close(23) = -1 EBADF (Bad file descriptor) [pid 3617] close(24) = -1 EBADF (Bad file descriptor) [pid 3617] close(25) = -1 EBADF (Bad file descriptor) [pid 3617] close(26) = -1 EBADF (Bad file descriptor) [pid 3617] close(27) = -1 EBADF (Bad file descriptor) [pid 3617] close(28) = -1 EBADF (Bad file descriptor) [pid 3617] close(29) = -1 EBADF (Bad file descriptor) [pid 3617] exit_group(0 [pid 3618] <... sendfile resumed>) = ? [pid 3617] <... exit_group resumed>) = ? [pid 3618] +++ exited with 0 +++ [pid 3617] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3607] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3607] getdents64(3, 0x555556680620 /* 3 entries */, 32768) = 80 [pid 3607] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] lstat("./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3607] unlink("./1/binderfs") = 0 [pid 3607] getdents64(3, 0x555556680620 /* 0 entries */, 32768) = 0 [pid 3607] close(3) = 0 [pid 3607] rmdir("./1") = 0 [pid 3607] mkdir("./2", 0777) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555667f5d0) = 6 ./strace-static-x86_64: Process 3619 attached [pid 3619] set_robust_list(0x55555667f5e0, 24) = 0 [pid 3619] chdir("./2") = 0 [pid 3619] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3619] setpgid(0, 0) = 0 [pid 3619] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3619] write(3, "1000", 4) = 4 [pid 3619] close(3) = 0 [pid 3619] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f61eebc4000 [pid 3619] mprotect(0x7f61eebc5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3619] clone(child_stack=0x7f61eebe43f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[7], tls=0x7f61eebe4700, child_tidptr=0x7f61eebe49d0) = 7 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3620 attached [pid 3620] set_robust_list(0x7f61eebe49e0, 24) = 0 [pid 3620] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 4 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] bind(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] openat(AT_FDCWD, "/dev/nullb0", O_RDONLY) = 5 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] socket(AF_PPPOX, 0, 0) = 6 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] close(6) = 0 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 6 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 7 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] ioctl(7, SIOCGIFINDEX, {ifr_name="vcan0", ifr_ifindex=13}) = 0 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] bind(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [pid 3620] connect(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3620] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 0 [pid 3619] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 1 [ 45.356758][ C0] vcan0: j1939_xtp_rx_dpo: no connection found [pid 3620] sendfile(6, 5, NULL, 524293 [pid 3619] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3619] close(3) = 0 [pid 3619] close(4) = 0 [pid 3619] close(5) = 0 [pid 3619] close(6) = 0 [pid 3619] close(7) = 0 [pid 3619] close(8) = -1 EBADF (Bad file descriptor) [pid 3619] close(9) = -1 EBADF (Bad file descriptor) [pid 3619] close(10) = -1 EBADF (Bad file descriptor) [pid 3619] close(11) = -1 EBADF (Bad file descriptor) [pid 3619] close(12) = -1 EBADF (Bad file descriptor) [pid 3619] close(13) = -1 EBADF (Bad file descriptor) [pid 3619] close(14) = -1 EBADF (Bad file descriptor) [pid 3619] close(15) = -1 EBADF (Bad file descriptor) [pid 3619] close(16) = -1 EBADF (Bad file descriptor) [pid 3619] close(17) = -1 EBADF (Bad file descriptor) [pid 3619] close(18) = -1 EBADF (Bad file descriptor) [pid 3619] close(19) = -1 EBADF (Bad file descriptor) [pid 3619] close(20) = -1 EBADF (Bad file descriptor) [pid 3619] close(21) = -1 EBADF (Bad file descriptor) [pid 3619] close(22) = -1 EBADF (Bad file descriptor) [pid 3619] close(23) = -1 EBADF (Bad file descriptor) [pid 3619] close(24) = -1 EBADF (Bad file descriptor) [pid 3619] close(25) = -1 EBADF (Bad file descriptor) [pid 3619] close(26) = -1 EBADF (Bad file descriptor) [pid 3619] close(27) = -1 EBADF (Bad file descriptor) [pid 3619] close(28) = -1 EBADF (Bad file descriptor) [pid 3619] close(29) = -1 EBADF (Bad file descriptor) [pid 3619] exit_group(0 [pid 3620] <... sendfile resumed>) = ? [pid 3619] <... exit_group resumed>) = ? [pid 3620] +++ exited with 0 +++ [pid 3619] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=2, si_stime=2} --- [pid 3607] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3607] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3607] getdents64(3, 0x555556680620 /* 3 entries */, 32768) = 80 [pid 3607] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] lstat("./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3607] unlink("./2/binderfs") = 0 [pid 3607] getdents64(3, 0x555556680620 /* 0 entries */, 32768) = 0 [pid 3607] close(3) = 0 [pid 3607] rmdir("./2") = 0 [pid 3607] mkdir("./3", 0777) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555667f5d0) = 8 ./strace-static-x86_64: Process 3621 attached [pid 3621] set_robust_list(0x55555667f5e0, 24) = 0 [pid 3621] chdir("./3") = 0 [pid 3621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3621] setpgid(0, 0) = 0 [pid 3621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3621] write(3, "1000", 4) = 4 [pid 3621] close(3) = 0 [pid 3621] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f61eebc4000 [pid 3621] mprotect(0x7f61eebc5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3621] clone(child_stack=0x7f61eebe43f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[9], tls=0x7f61eebe4700, child_tidptr=0x7f61eebe49d0) = 9 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3622 attached [pid 3622] set_robust_list(0x7f61eebe49e0, 24) = 0 [pid 3622] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 4 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] bind(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] openat(AT_FDCWD, "/dev/nullb0", O_RDONLY) = 5 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] socket(AF_PPPOX, 0, 0) = 6 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] close(6) = 0 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 6 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 7 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] ioctl(7, SIOCGIFINDEX, {ifr_name="vcan0", ifr_ifindex=13}) = 0 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] bind(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] connect(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3622] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... futex resumed>) = 0 [pid 3621] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 1 [pid 3622] sendfile(6, 5, NULL, 524293 [pid 3621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3621] close(3) = 0 [pid 3621] close(4) = 0 [pid 3621] close(5) = 0 [pid 3621] close(6) = 0 [pid 3621] close(7) = 0 [pid 3621] close(8) = -1 EBADF (Bad file descriptor) [pid 3621] close(9) = -1 EBADF (Bad file descriptor) [pid 3621] close(10) = -1 EBADF (Bad file descriptor) [pid 3621] close(11) = -1 EBADF (Bad file descriptor) [pid 3621] close(12) = -1 EBADF (Bad file descriptor) [pid 3621] close(13) = -1 EBADF (Bad file descriptor) [pid 3621] close(14) = -1 EBADF (Bad file descriptor) [pid 3621] close(15) = -1 EBADF (Bad file descriptor) [pid 3621] close(16) = -1 EBADF (Bad file descriptor) [pid 3621] close(17) = -1 EBADF (Bad file descriptor) [pid 3621] close(18) = -1 EBADF (Bad file descriptor) [pid 3621] close(19) = -1 EBADF (Bad file descriptor) [pid 3621] close(20) = -1 EBADF (Bad file descriptor) [pid 3621] close(21) = -1 EBADF (Bad file descriptor) [pid 3621] close(22) = -1 EBADF (Bad file descriptor) [pid 3621] close(23) = -1 EBADF (Bad file descriptor) [pid 3621] close(24) = -1 EBADF (Bad file descriptor) [pid 3621] close(25) = -1 EBADF (Bad file descriptor) [pid 3621] close(26) = -1 EBADF (Bad file descriptor) [pid 3621] close(27) = -1 EBADF (Bad file descriptor) [pid 3621] close(28) = -1 EBADF (Bad file descriptor) [pid 3621] close(29) = -1 EBADF (Bad file descriptor) [pid 3621] exit_group(0 [pid 3622] <... sendfile resumed>) = ? [pid 3621] <... exit_group resumed>) = ? [pid 3622] +++ exited with 0 +++ [pid 3621] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3607] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3607] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3607] getdents64(3, 0x555556680620 /* 3 entries */, 32768) = 80 [pid 3607] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] lstat("./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3607] unlink("./3/binderfs") = 0 [pid 3607] getdents64(3, 0x555556680620 /* 0 entries */, 32768) = 0 [pid 3607] close(3) = 0 [pid 3607] rmdir("./3") = 0 [pid 3607] mkdir("./4", 0777) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555667f5d0) = 10 ./strace-static-x86_64: Process 3623 attached [pid 3623] set_robust_list(0x55555667f5e0, 24) = 0 [pid 3623] chdir("./4") = 0 [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3623] setpgid(0, 0) = 0 [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3623] write(3, "1000", 4) = 4 [pid 3623] close(3) = 0 [pid 3623] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f61eebc4000 [pid 3623] mprotect(0x7f61eebc5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3623] clone(child_stack=0x7f61eebe43f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[11], tls=0x7f61eebe4700, child_tidptr=0x7f61eebe49d0) = 11 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3624 attached [pid 3624] set_robust_list(0x7f61eebe49e0, 24) = 0 [pid 3624] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 4 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] bind(4, NULL, 0) = -1 EINVAL (Invalid argument) [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] openat(AT_FDCWD, "/dev/nullb0", O_RDONLY) = 5 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] socket(AF_PPPOX, 0, 0) = 6 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] close(6) = 0 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 6 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 7 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] ioctl(7, SIOCGIFINDEX, {ifr_name="vcan0", ifr_ifindex=13}) = 0 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] bind(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [pid 3624] connect(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24) = 0 [pid 3624] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3623] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 1 [ 45.804552][ C0] vcan0: j1939_xtp_rx_dpo: no connection found [pid 3624] sendfile(6, 5, NULL, 524293 [pid 3623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3623] close(3) = 0 [pid 3623] close(4) = 0 [pid 3623] close(5) = 0 [pid 3623] close(6) = 0 [pid 3623] close(7) = 0 [pid 3623] close(8) = -1 EBADF (Bad file descriptor) [pid 3623] close(9) = -1 EBADF (Bad file descriptor) [pid 3623] close(10) = -1 EBADF (Bad file descriptor) [pid 3623] close(11) = -1 EBADF (Bad file descriptor) [pid 3623] close(12) = -1 EBADF (Bad file descriptor) [pid 3623] close(13) = -1 EBADF (Bad file descriptor) [pid 3623] close(14) = -1 EBADF (Bad file descriptor) [pid 3623] close(15) = -1 EBADF (Bad file descriptor) [pid 3623] close(16) = -1 EBADF (Bad file descriptor) [pid 3623] close(17) = -1 EBADF (Bad file descriptor) [pid 3623] close(18) = -1 EBADF (Bad file descriptor) [pid 3623] close(19) = -1 EBADF (Bad file descriptor) [pid 3623] close(20) = -1 EBADF (Bad file descriptor) [pid 3623] close(21) = -1 EBADF (Bad file descriptor) [pid 3623] close(22) = -1 EBADF (Bad file descriptor) [pid 3623] close(23) = -1 EBADF (Bad file descriptor) [pid 3623] close(24) = -1 EBADF (Bad file descriptor) [pid 3623] close(25) = -1 EBADF (Bad file descriptor) [pid 3623] close(26) = -1 EBADF (Bad file descriptor) [pid 3623] close(27) = -1 EBADF (Bad file descriptor) [pid 3623] close(28) = -1 EBADF (Bad file descriptor) [pid 3623] close(29) = -1 EBADF (Bad file descriptor) [pid 3623] exit_group(0) = ? [pid 3624] <... sendfile resumed>) = ? [pid 3624] +++ exited with 0 +++ [pid 3623] +++ exited with 0 +++ [pid 3607] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3607] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3607] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3607] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3607] getdents64(3, 0x555556680620 /* 3 entries */, 32768) = 80 [pid 3607] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3607] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3607] unlink("./4/binderfs") = 0 [pid 3607] getdents64(3, 0x555556680620 /* 0 entries */, 32768) = 0 [pid 3607] close(3) = 0 [pid 3607] rmdir("./4") = 0 [pid 3607] mkdir("./5", 0777) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555667f5d0) = 12 ./strace-static-x86_64: Process 3625 attached [pid 3625] set_robust_list(0x55555667f5e0, 24) = 0 [pid 3625] chdir("./5") = 0 [pid 3625] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3625] setpgid(0, 0) = 0 [pid 3625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3625] write(3, "1000", 4) = 4 [pid 3625] close(3) = 0 [pid 3625] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f61eebc4000 [pid 3625] mprotect(0x7f61eebc5000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3625] clone(child_stack=0x7f61eebe43f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3626 attached [pid 3626] set_robust_list(0x7f61eebe49e0, 24) = 0 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... clone resumed>, parent_tid=[13], tls=0x7f61eebe4700, child_tidptr=0x7f61eebe49d0) = 13 [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3626] <... futex resumed>) = 0 [pid 3626] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] <... socket resumed>) = 3 [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... futex resumed>) = 0 [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = 0 [pid 3625] <... futex resumed>) = 1 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] socket(AF_CAN, SOCK_DGRAM, CAN_J1939) = 4 [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3626] bind(4, NULL, 0 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] <... bind resumed>) = -1 EINVAL (Invalid argument) [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3626] openat(AT_FDCWD, "/dev/nullb0", O_RDONLY [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] <... openat resumed>) = 5 [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3626] socket(AF_PPPOX, 0, 0 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] <... socket resumed>) = 6 [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3626] close(6 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] <... close resumed>) = 0 [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3626] socket(AF_CAN, SOCK_DGRAM, CAN_J1939 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] <... socket resumed>) = 6 [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3626] futex(0x7f61eecbf4e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3626] socket(AF_INET, SOCK_STREAM, IPPROTO_IP [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] <... socket resumed>) = 7 [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = 0 [pid 3626] <... futex resumed>) = 1 [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] ioctl(7, SIOCGIFINDEX, {ifr_name="vcan0" [pid 3625] <... futex resumed>) = 0 [pid 3626] <... ioctl resumed>, ifr_ifindex=13}) = 0 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3626] <... futex resumed>) = 0 [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] bind(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24 [pid 3625] <... futex resumed>) = 0 [pid 3626] <... bind resumed>) = 0 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3626] <... futex resumed>) = 0 [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] connect(6, {sa_family=AF_CAN, sa_data="\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"}, 24 [pid 3625] <... futex resumed>) = 0 [pid 3626] <... connect resumed>) = 0 [pid 3625] futex(0x7f61eecbf4ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] futex(0x7f61eecbf4ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3626] <... futex resumed>) = 0 [pid 3625] futex(0x7f61eecbf4e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] sendfile(6, 5, NULL, 524293 [pid 3625] <... futex resumed>) = 0 [ 46.113043][ C0] vcan0: j1939_tp_rxtimer: 0xffff88801ca52000: rx timeout, send abort [ 46.121425][ C0] vcan0: j1939_xtp_rx_abort_one: 0xffff88807c5af000: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. [ 46.136401][ C0] ------------[ cut here ]------------ [ 46.141912][ C0] WARNING: CPU: 0 PID: 15 at net/can/j1939/transport.c:1096 j1939_session_deactivate_activate_next+0x95/0xd3 [ 46.153639][ C0] Modules linked in: [ 46.157543][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 [ 46.167109][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 46.177181][ C0] RIP: 0010:j1939_session_deactivate_activate_next+0x95/0xd3 [ 46.184556][ C0] Code: 03 38 d0 7c 0c 84 d2 74 08 4c 89 ef e8 54 6b 47 f8 8b 5d 28 bf 01 00 00 00 89 de e8 85 c0 fa f7 83 fb 01 77 07 e8 bb c3 fa f7 <0f> 0b e8 b4 c3 fa f7 48 89 ef e8 9c 38 d7 fe 4c 89 e7 89 c3 e8 12 [ 46.204189][ C0] RSP: 0018:ffffc9000035f998 EFLAGS: 00010246 [ 46.210254][ C0] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000100 [ 46.218325][ C0] RDX: ffff8880121ea140 RSI: ffffffff897fb2f5 RDI: 0000000000000005 [ 46.226294][ C0] RBP: ffff88807c5af000 R08: 0000000000000005 R09: 0000000000000001 [ 46.234277][ C0] R10: 0000000000000001 R11: 6a203a306e616376 R12: ffff8880563a1070 [ 46.242249][ C0] R13: ffff88807c5af028 R14: ffff88802270fc18 R15: ffffffff8b0afea0 [ 46.250228][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 46.259159][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.265736][ C0] CR2: 00007fffded488f0 CR3: 000000007bf9e000 CR4: 00000000003506f0 [ 46.273710][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.281703][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.289678][ C0] Call Trace: [ 46.292945][ C0] [ 46.295861][ C0] j1939_xtp_rx_abort_one.cold+0x20b/0x33c [ 46.301675][ C0] j1939_tp_recv+0xb28/0xcb0 [ 46.306256][ C0] j1939_can_recv+0x78a/0xa30 [ 46.310949][ C0] ? j1939_netdev_notify+0x1d0/0x1d0 [ 46.316255][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 46.321726][ C0] ? lock_acquire+0x480/0x570 [ 46.326386][ C0] ? j1939_netdev_notify+0x1d0/0x1d0 [ 46.331700][ C0] can_rcv_filter+0x5d4/0x8d0 [ 46.336372][ C0] can_receive+0x31d/0x580 [ 46.340792][ C0] can_rcv+0x162/0x1a0 [ 46.344882][ C0] ? can_receive+0x580/0x580 [ 46.349472][ C0] __netif_receive_skb_one_core+0x114/0x180 [ 46.355359][ C0] ? __netif_receive_skb_core+0x38f0/0x38f0 [ 46.361264][ C0] ? do_raw_spin_lock+0x120/0x2a0 [ 46.366278][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 46.371215][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 46.376668][ C0] ? lock_release+0x560/0x780 [ 46.381342][ C0] __netif_receive_skb+0x1f/0x1c0 [ 46.386360][ C0] process_backlog+0x3a0/0x7c0 [ 46.391133][ C0] __napi_poll+0xb3/0x6d0 [ 46.395459][ C0] net_rx_action+0x9c1/0xd90 [ 46.400055][ C0] ? napi_threaded_poll+0x530/0x530 [ 46.405246][ C0] ? prepare_to_wait+0x370/0x370 [ 46.410193][ C0] __do_softirq+0x1d0/0x9c8 [ 46.414690][ C0] ? __irq_exit_rcu+0x180/0x180 [ 46.419543][ C0] run_ksoftirqd+0x2d/0x60 [ 46.423948][ C0] smpboot_thread_fn+0x645/0x9c0 [ 46.428891][ C0] ? sort_range+0x30/0x30 [ 46.433212][ C0] kthread+0x2e4/0x3a0 [ 46.437286][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 46.442919][ C0] ret_from_fork+0x1f/0x30 [ 46.447346][ C0] [ 46.450359][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 46.456932][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 [ 46.466468][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 46.476515][ C0] Call Trace: [ 46.479781][ C0] [ 46.482697][ C0] dump_stack_lvl+0xcd/0x134 [ 46.487282][ C0] panic+0x2c8/0x622 [ 46.491177][ C0] ? panic_print_sys_info.part.0+0x10b/0x10b [ 46.497159][ C0] ? __warn.cold+0x248/0x2c4 [ 46.501756][ C0] ? j1939_session_deactivate_activate_next+0x95/0xd3 [ 46.508684][ C0] __warn.cold+0x259/0x2c4 [ 46.513092][ C0] ? j1939_session_deactivate_activate_next+0x95/0xd3 [ 46.519847][ C0] report_bug+0x1bc/0x210 [ 46.524171][ C0] handle_bug+0x3c/0x70 [ 46.528321][ C0] exc_invalid_op+0x14/0x40 [ 46.532815][ C0] asm_exc_invalid_op+0x16/0x20 [ 46.537662][ C0] RIP: 0010:j1939_session_deactivate_activate_next+0x95/0xd3 [ 46.545023][ C0] Code: 03 38 d0 7c 0c 84 d2 74 08 4c 89 ef e8 54 6b 47 f8 8b 5d 28 bf 01 00 00 00 89 de e8 85 c0 fa f7 83 fb 01 77 07 e8 bb c3 fa f7 <0f> 0b e8 b4 c3 fa f7 48 89 ef e8 9c 38 d7 fe 4c 89 e7 89 c3 e8 12 [ 46.564617][ C0] RSP: 0018:ffffc9000035f998 EFLAGS: 00010246 [ 46.570668][ C0] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000100 [ 46.578624][ C0] RDX: ffff8880121ea140 RSI: ffffffff897fb2f5 RDI: 0000000000000005 [ 46.586594][ C0] RBP: ffff88807c5af000 R08: 0000000000000005 R09: 0000000000000001 [ 46.594550][ C0] R10: 0000000000000001 R11: 6a203a306e616376 R12: ffff8880563a1070 [ 46.602515][ C0] R13: ffff88807c5af028 R14: ffff88802270fc18 R15: ffffffff8b0afea0 [ 46.610482][ C0] ? j1939_session_deactivate_activate_next+0x95/0xd3 [ 46.617246][ C0] ? j1939_session_deactivate_activate_next+0x95/0xd3 [ 46.624040][ C0] j1939_xtp_rx_abort_one.cold+0x20b/0x33c [ 46.629921][ C0] j1939_tp_recv+0xb28/0xcb0 [ 46.634500][ C0] j1939_can_recv+0x78a/0xa30 [ 46.639170][ C0] ? j1939_netdev_notify+0x1d0/0x1d0 [ 46.644445][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 46.649897][ C0] ? lock_acquire+0x480/0x570 [ 46.654560][ C0] ? j1939_netdev_notify+0x1d0/0x1d0 [ 46.659835][ C0] can_rcv_filter+0x5d4/0x8d0 [ 46.664502][ C0] can_receive+0x31d/0x580 [ 46.668907][ C0] can_rcv+0x162/0x1a0 [ 46.672963][ C0] ? can_receive+0x580/0x580 [ 46.677547][ C0] __netif_receive_skb_one_core+0x114/0x180 [ 46.683454][ C0] ? __netif_receive_skb_core+0x38f0/0x38f0 [ 46.689340][ C0] ? do_raw_spin_lock+0x120/0x2a0 [ 46.694351][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 46.699286][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 46.704760][ C0] ? lock_release+0x560/0x780 [ 46.709423][ C0] __netif_receive_skb+0x1f/0x1c0 [ 46.714440][ C0] process_backlog+0x3a0/0x7c0 [ 46.719198][ C0] __napi_poll+0xb3/0x6d0 [ 46.723523][ C0] net_rx_action+0x9c1/0xd90 [ 46.728107][ C0] ? napi_threaded_poll+0x530/0x530 [ 46.733303][ C0] ? prepare_to_wait+0x370/0x370 [ 46.738232][ C0] __do_softirq+0x1d0/0x9c8 [ 46.742902][ C0] ? __irq_exit_rcu+0x180/0x180 [ 46.747737][ C0] run_ksoftirqd+0x2d/0x60 [ 46.752136][ C0] smpboot_thread_fn+0x645/0x9c0 [ 46.757071][ C0] ? sort_range+0x30/0x30 [ 46.761405][ C0] kthread+0x2e4/0x3a0 [ 46.765457][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 46.771073][ C0] ret_from_fork+0x1f/0x30 [ 46.775480][ C0] [ 46.778652][ C0] Kernel Offset: disabled [ 46.782970][ C0] Rebooting in 86400 seconds..