./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor96195393 <...> DUID 00:04:9b:41:e3:df:54:6f:ca:1f:62:a0:1b:7c:64:71:74:ce forked to background, child pid 3181 [ 26.084884][ T3182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 26.095765][ T3182] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.142' (ECDSA) to the list of known hosts. execve("./syz-executor96195393", ["./syz-executor96195393"], 0x7fffd5c502e0 /* 10 vars */) = 0 brk(NULL) = 0x5555559c9000 brk(0x5555559c9d40) = 0x5555559c9d40 arch_prctl(ARCH_SET_FS, 0x5555559c9400) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x5555559c96d0) = 3609 set_robust_list(0x5555559c96e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f162a40fb70, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f162a40f0c0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f162a40fc10, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f162a40f0c0}, 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-executor96195393", 4096) = 26 brk(0x5555559ead40) = 0x5555559ead40 brk(0x5555559eb000) = 0x5555559eb000 mprotect(0x7f162a4d1000, 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 getpid() = 3609 openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 write(3, "10000000000", 11) = 11 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 write(3, "20", 2) = 2 close(3) = 0 openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 write(3, "100", 3) = 3 close(3) = 0 openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 write(3, "7 4 1 3", 7) = 7 close(3) = 0 openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 write(3, "0 65535", 7) = 7 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 write(3, "3609", 4) = 4 close(3) = 0 mount(NULL, "/proc/sys/fs/binfmt_misc", "binfmt_misc", 0, NULL) = -1 EBUSY (Device or resource busy) openat(AT_FDCWD, "/proc/sys/fs/binfmt_misc/register", O_WRONLY|O_CLOEXEC) = 3 write(3, "\x3a\x73\x79\x7a\x30\x3a\x4d\x3a\x30\x3a\x01\x3a\x3a\x2e\x2f\x66\x69\x6c\x65\x30\x3a", 21) = 21 close(3) = 0 openat(AT_FDCWD, "/proc/sys/fs/binfmt_misc/register", O_WRONLY|O_CLOEXEC) = 3 write(3, "\x3a\x73\x79\x7a\x31\x3a\x4d\x3a\x31\x3a\x02\x3a\x3a\x2e\x2f\x66\x69\x6c\x65\x30\x3a\x50\x4f\x43", 24) = 24 close(3) = 0 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=3609}, "\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=3609}, {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=3609}, {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=3609}, {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=3609}, {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=3609}, {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=3609}, {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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f162a4081c0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f162a40f0c0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f162a4081c0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f162a40f0c0}, NULL, 8) = 0 getpid() = 3609 mkdir("./syzkaller.bYrLs6", 0700) = 0 chmod("./syzkaller.bYrLs6", 0777) = 0 chdir("./syzkaller.bYrLs6") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3612 attached , child_tidptr=0x5555559c96d0) = 3612 [pid 3612] set_robust_list(0x5555559c96e0, 24) = 0 [pid 3612] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3612] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI) = 3 [pid 3612] openat(AT_FDCWD, "/dev/vhci", O_RDWR) = 4 [pid 3612] dup2(4, 202) = 202 [pid 3612] close(4) = 0 [pid 3612] read(202, "\xff\x00\x00\x00", 4) = 4 [pid 3612] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f1629bfc000 [pid 3612] mprotect(0x7f1629bfd000, 8388608, PROT_READ|PROT_WRITE) = 0 [pid 3612] clone(child_stack=0x7f162a3fc2f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[2], tls=0x7f162a3fc700, child_tidptr=0x7f162a3fc9d0) = 2 [pid 3612] ioctl(3, HCIDEVUP./strace-static-x86_64: Process 3614 attached [pid 3614] set_robust_list(0x7f162a3fc9e0, 24) = 0 [pid 3614] read(202, "\x01\x03\x0c\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x03\x10\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x01\x10\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x09\x10\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4) = 13 [pid 3614] read(202, "\x01\x05\x10\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4) = 14 [pid 3614] read(202, "\x01\x23\x0c\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x14\x0c\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x25\x0c\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x25\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x38\x0c\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x39\x0c\x00", 1024) = 4 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, "\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 3614] read(202, [pid 3612] <... ioctl resumed>, 0) = -1 EALREADY (Operation already in progress) [pid 3612] ioctl(3, HCISETSCAN [pid 3614] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 3614] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4) = 7 [pid 3614] madvise(0x7f1629bfc000, 8372224, MADV_DONTNEED) = 0 [pid 3614] exit(0) = ? [pid 3614] +++ exited with 0 +++ [pid 3612] <... ioctl resumed>, 0x7ffcf5ab6618) = 0 [pid 3612] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3) = 13 [pid 3612] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3) = 14 [pid 3612] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3) = 14 [pid 3612] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3) = 22 [pid 3612] close(3) = 0 [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3612] setsid() = 1 [pid 3612] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3612] unshare(CLONE_NEWNS) = 0 [pid 3612] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3612] unshare(CLONE_NEWIPC) = 0 [pid 3612] unshare(CLONE_NEWCGROUP) = 0 [pid 3612] unshare(CLONE_NEWUTS) = 0 [pid 3612] unshare(CLONE_SYSVSEM) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "16777216", 8) = 8 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "536870912", 9) = 9 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "8192", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3612] close(3) = 0 [pid 3612] getpid() = 1 [pid 3612] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 1 [ 50.159912][ T3615] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 50.161399][ T3615] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 50.164702][ T3615] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 50.166397][ T3615] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 50.168487][ T3615] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0 [pid 3612] close(4) = 0 [pid 3612] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 64 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0 [pid 3612] close(4) = 0 [pid 3612] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 48 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0 [pid 3612] close(4) = 0 [pid 3612] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 60 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0 [pid 3612] close(4) = 0 [pid 3612] 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\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] close(3) = 0 [pid 3612] openat(AT_FDCWD, "/dev/rfkill", O_RDWR) = 3 [pid 3612] write(3, "\x00\x00\x00\x00\x00\x03\x00\x00", 8) = 8 [pid 3612] close(3) = 0 [pid 3612] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 3612] sendto(3, [{nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 40 [pid 3612] recvfrom(3, [{nlmsg_len=224, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x13\x00\x02\x00\x4d\x41\x43\x38\x30\x32\x31\x31\x5f\x48\x57\x53\x49\x4d\x00\x00\x06\x00\x01\x00\x29\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x18\x00\x00\x00\x7c\x00\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x0a\x00\x00\x00"...], 4096, 0, NULL, NULL) = 224 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] sendto(3, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 3612] recvfrom(3, [{nlmsg_len=2376, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x22\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x37\x01\x00\x00\x74\x08\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\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2376 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] sendto(3, [{nlmsg_len=36, nlmsg_type=0x29 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 [pid 3612] recvfrom(3, [{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=2, msg=[{nlmsg_len=36, nlmsg_type=0x29 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x00\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0", ifr_ifindex=12}) = 0 [pid 3612] close(4) = 0 [pid 3612] sendto(3, [{nlmsg_len=36, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 3612] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 3612] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan0", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 3612] close(4) = 0 [pid 3612] sendto(3, [{nlmsg_len=64, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 64 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] sendto(3, [{nlmsg_len=36, nlmsg_type=0x29 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 [pid 3612] recvfrom(3, [{nlmsg_len=56, nlmsg_type=NLMSG_ERROR, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, {error=3, msg=[{nlmsg_len=36, nlmsg_type=0x29 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x04\x00\x00\x00\x04\x00\x0e\x00\x0a\x00\x16\x00\x08\x02\x11\x00\x00\x01\x00\x00"]}], 4096, 0, NULL, NULL) = 56 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1", ifr_ifindex=13}) = 0 [pid 3612] close(4) = 0 [pid 3612] sendto(3, [{nlmsg_len=36, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x06\x00\x00\x00\x08\x00\x03\x00\x0d\x00\x00\x00\x08\x00\x05\x00\x01\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=36, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] socket(AF_INET, SOCK_DGRAM, IPPROTO_IP) = 4 [pid 3612] ioctl(4, SIOCGIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 3612] ioctl(4, SIOCSIFFLAGS, {ifr_name="wlan1", ifr_flags=IFF_UP|IFF_BROADCAST|IFF_MULTICAST}) = 0 [pid 3612] close(4) = 0 [pid 3612] sendto(3, [{nlmsg_len=64, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x2b\x00\x00\x00\x08\x00\x03\x00\x0d\x00\x00\x00\x0a\x00\x34\x00\x10\x10\x10\x10\x10\x10\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x0a\x00\x06\x00\x50\x50\x50\x50\x50\x50\x00\x00\x04\x00\x3c\x00"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 64 [pid 3612] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x22 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan0", ifr_ifindex=12}) = 0 [pid 3612] close(4) = 0 [pid 3612] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [ 50.315114][ T42] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 50.315127][ T42] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.317095][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 50.353951][ T42] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [pid 3612] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 3612] recvfrom(4, [{nlmsg_len=1404, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0c\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x30\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x1f\x00\x04\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1404 [pid 3612] close(4) = 0 [pid 3612] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4 [pid 3612] ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1", ifr_ifindex=13}) = 0 [pid 3612] close(4) = 0 [pid 3612] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3612] sendto(4, [{nlmsg_len=32, nlmsg_type=0x12 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0d\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 3612] recvfrom(4, [{nlmsg_len=1404, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=1}, "\x00\x00\x01\x00\x0d\x00\x00\x00\x43\x10\x01\x00\x00\x00\x00\x00\x0a\x00\x03\x00\x77\x6c\x61\x6e\x31\x00\x00\x00\x08\x00\x0d\x00\xe8\x03\x00\x00\x05\x00\x10\x00\x06\x00\x00\x00\x05\x00\x11\x00\x00\x00\x00\x00\x08\x00\x04\x00\xdc\x05\x00\x00\x08\x00\x32\x00\x00\x01\x00\x00\x08\x00\x33\x00\x00\x09\x00\x00\x08\x00\x1b\x00\x00\x00\x00\x00\x08\x00\x1e\x00\x00\x00\x00\x00\x08\x00\x1f\x00\x04\x00\x00\x00"...], 4096, 0, NULL, NULL) = 1404 [pid 3612] close(4) = 0 [pid 3612] close(3) = 0 [pid 3612] mkdir("/dev/binderfs", 0777) = 0 [pid 3612] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 3612] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3612] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffcf5ab5550) = 0 [pid 3612] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5550) = 0 [ 50.353969][ T42] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 50.355789][ T947] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5550) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcf5ab4540) = 18 [ 50.677429][ T2583] usb 1-1: new high-speed USB device number 2 using dummy_hcd [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5550) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcf5ab4540) = 18 [ 50.937378][ T2583] usb 1-1: Using ep0 maxpacket: 8 [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5550) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcf5ab4540) = 9 [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5550) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcf5ab4540) = 27 [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5550) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f162a4d74cc) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffcf5ab4540) = 0 [ 51.057463][ T2583] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 51.057491][ T2583] usb 1-1: New USB device found, idVendor=06e1, idProduct=a155, bcdDevice=ad.15 [ 51.057503][ T2583] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 51.061819][ T2583] usb 1-1: config 0 descriptor?? [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5570) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcf5ab4560) = 0 [ 51.327595][ T2583] radio-si470x 1-1:0.0: DeviceID=0x0000 ChipID=0x0000 [ 51.327618][ T2583] radio-si470x 1-1:0.0: This driver is known to work with firmware version 12, but the device has firmware version 0. [pid 3612] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcf5ab5570) = 0 [pid 3612] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcf5ab4560) = 0 [ 51.547441][ T2583] radio-si470x 1-1:0.0: software version 0, hardware version 0 [ 51.547456][ T2583] radio-si470x 1-1:0.0: This driver is known to work with hardware version 1, but the device has hardware version 0. [ 51.547465][ T2583] radio-si470x 1-1:0.0: If you have some trouble using this driver, please report to V4L ML at linux-media@vger.kernel.org [pid 3612] close(3) = 0 [pid 3612] close(4) = -1 EBADF (Bad file descriptor) [pid 3612] close(5) = -1 EBADF (Bad file descriptor) [pid 3612] close(6) = -1 EBADF (Bad file descriptor) [pid 3612] close(7) = -1 EBADF (Bad file descriptor) [pid 3612] close(8) = -1 EBADF (Bad file descriptor) [pid 3612] close(9) = -1 EBADF (Bad file descriptor) [pid 3612] close(10) = -1 EBADF (Bad file descriptor) [pid 3612] close(11) = -1 EBADF (Bad file descriptor) [pid 3612] close(12) = -1 EBADF (Bad file descriptor) [pid 3612] close(13) = -1 EBADF (Bad file descriptor) [pid 3612] close(14) = -1 EBADF (Bad file descriptor) [pid 3612] close(15) = -1 EBADF (Bad file descriptor) [pid 3612] close(16) = -1 EBADF (Bad file descriptor) [pid 3612] close(17) = -1 EBADF (Bad file descriptor) [pid 3612] close(18) = -1 EBADF (Bad file descriptor) [pid 3612] close(19) = -1 EBADF (Bad file descriptor) [pid 3612] close(20) = -1 EBADF (Bad file descriptor) [pid 3612] close(21) = -1 EBADF (Bad file descriptor) [pid 3612] close(22) = -1 EBADF (Bad file descriptor) [pid 3612] close(23) = -1 EBADF (Bad file descriptor) [pid 3612] close(24) = -1 EBADF (Bad file descriptor) [pid 3612] close(25) = -1 EBADF (Bad file descriptor) [pid 3612] close(26) = -1 EBADF (Bad file descriptor) [pid 3612] close(27) = -1 EBADF (Bad file descriptor) [pid 3612] close(28) = -1 EBADF (Bad file descriptor) [pid 3612] close(29) = -1 EBADF (Bad file descriptor) [pid 3612] exit_group(1) = ? [ 51.757390][ T2583] radio-si470x 1-1:0.0: si470x_set_report: usb_control_msg returned -71 [ 51.777293][ C1] radio-si470x 1-1:0.0: non-zero urb status (-71) [ 51.777775][ T2583] radio-si470x 1-1:0.0: si470x_set_report: usb_control_msg returned -71 [ 51.777775][ T2583] radio-si470x 1-1:0.0: si470x_set_report: usb_control_msg returned -71 [ 51.778007][ T2583] radio-si470x: probe of 1-1:0.0 failed with error -22 [ 51.781222][ T2583] usb 1-1: USB disconnect, device number 2 [ 51.804902][ C1] ================================================================== [ 51.804913][ C1] BUG: KASAN: use-after-free in si470x_int_in_callback+0xb4c/0x1550 [ 51.804952][ C1] Read of size 8 at addr ffff888025924ab8 by task pr/ttyS0/16 [ 51.804964][ C1] [ 51.804969][ C1] CPU: 1 PID: 16 Comm: pr/ttyS0 Not tainted 5.18.0-syzkaller-11439-g8ab2afa23bd1 #0 [ 51.804983][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.804990][ C1] Call Trace: [ 51.804994][ C1] [ 51.804999][ C1] dump_stack_lvl+0x1e3/0x2cb [ 51.805022][ C1] ? bfq_pos_tree_add_move+0x436/0x436 [ 51.805036][ C1] ? __wake_up_klogd+0xcd/0x100 [ 51.805053][ C1] ? panic+0x76e/0x76e [ 51.805069][ C1] ? _printk+0xcf/0x10f [ 51.805084][ C1] print_address_description+0x65/0x4b0 [ 51.805102][ C1] print_report+0xf4/0x210 [ 51.805119][ C1] ? si470x_int_in_callback+0xb4c/0x1550 [ 51.805134][ C1] kasan_report+0xfb/0x130 [ 51.805149][ C1] ? si470x_int_in_callback+0xb4c/0x1550 [ 51.805165][ C1] si470x_int_in_callback+0xb4c/0x1550 [ 51.805177][ C1] ? __lock_acquire+0x1f80/0x1f80 [ 51.805189][ C1] __usb_hcd_giveback_urb+0x369/0x530 [ 51.805200][ C1] dummy_timer+0x86b/0x3110 [ 51.805212][ C1] ? is_dynamic_key+0x1f0/0x1f0 [ 51.805221][ C1] ? mark_lock+0x98/0x350 [ 51.805230][ C1] ? __lock_acquire+0x129a/0x1f80 [ 51.805245][ C1] ? dummy_free_streams+0x320/0x320 [ 51.805254][ C1] ? trace_lock_release+0x7a/0x190 [ 51.805264][ C1] ? dummy_free_streams+0x320/0x320 [ 51.805273][ C1] call_timer_fn+0xf5/0x210 [ 51.805282][ C1] ? dummy_free_streams+0x320/0x320 [ 51.805290][ C1] ? __run_timers+0x980/0x980 [ 51.805299][ C1] ? do_raw_spin_unlock+0x134/0x8a0 [ 51.805308][ C1] ? dummy_free_streams+0x320/0x320 [ 51.805316][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 51.805326][ C1] ? lockdep_hardirqs_on+0x95/0x140 [ 51.805337][ C1] ? dummy_free_streams+0x320/0x320 [ 51.805346][ C1] __run_timers+0x76a/0x980 [ 51.805357][ C1] ? trace_timer_cancel+0x210/0x210 [ 51.805366][ C1] ? print_irqtrace_events+0x220/0x220 [ 51.805376][ C1] run_timer_softirq+0x63/0xf0 [ 51.805384][ C1] __do_softirq+0x382/0x793 [ 51.805394][ C1] ? __irq_exit_rcu+0xec/0x170 [ 51.805404][ C1] ? __entry_text_end+0x1fec88/0x1fec88 [ 51.805414][ C1] __irq_exit_rcu+0xec/0x170 [ 51.805422][ C1] ? irq_exit_rcu+0x20/0x20 [ 51.805438][ C1] irq_exit_rcu+0x5/0x20 [ 51.805445][ C1] sysvec_apic_timer_interrupt+0x91/0xb0 [ 51.805455][ C1] [ 51.805458][ C1] [ 51.805461][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 51.805471][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 [ 51.805483][ C1] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 52 60 a8 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 c7 e9 29 f7 65 8b 05 78 5b d0 75 85 c0 74 3f 48 c7 04 24 0e 36 [ 51.805490][ C1] RSP: 0018:ffffc90000157900 EFLAGS: 00000206 [ 51.805500][ C1] RAX: 20052df17d975400 RBX: 1ffff9200002af24 RCX: ffffffff81682178 [ 51.805507][ C1] RDX: dffffc0000000000 RSI: ffffffff8a8d23a0 RDI: 0000000000000001 [ 51.805513][ C1] RBP: ffffc90000157990 R08: dffffc0000000000 R09: fffffbfff1f6b3f9 [ 51.805519][ C1] R10: fffffbfff1f6b3f9 R11: 1ffffffff1f6b3f8 R12: dffffc0000000000 [ 51.805525][ C1] R13: 1ffff9200002af20 R14: ffffc90000157920 R15: 0000000000000246 [ 51.805532][ C1] ? mark_lock+0x98/0x350 [ 51.805542][ C1] ? _raw_spin_unlock+0x40/0x40 [ 51.805551][ C1] ? io_serial_in+0x4b/0xb0 [ 51.805562][ C1] ? wait_for_xmitr+0x17b/0x280 [ 51.805571][ C1] serial8250_console_write+0xbc3/0xf60 [ 51.805584][ C1] ? serial8250_set_defaults+0x600/0x600 [ 51.805594][ C1] ? kmsg_dump_get_line+0x500/0x500 [ 51.805603][ C1] ? prb_read_valid+0xa5/0xf0 [ 51.805612][ C1] ? prb_final_commit+0x90/0x90 [ 51.805623][ C1] __console_emit_next_record+0x82c/0xb30 [ 51.805633][ C1] ? trace_raw_output_contention_end+0xd0/0xd0 [ 51.805644][ C1] ? trace_console_rcuidle+0x170/0x170 [ 51.805653][ C1] ? __mutex_lock_common+0x45d/0x26c0 [ 51.805670][ C1] printk_kthread_func+0x9d8/0xd20 [ 51.805682][ C1] ? console_cpu_notify+0x100/0x100 [ 51.805691][ C1] ? wake_bit_function+0x230/0x230 [ 51.805700][ C1] ? _raw_spin_unlock+0x40/0x40 [ 51.805708][ C1] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 51.805717][ C1] ? __kthread_parkme+0x166/0x1c0 [ 51.805728][ C1] kthread+0x266/0x300 [ 51.805735][ C1] ? console_cpu_notify+0x100/0x100 [ 51.805744][ C1] ? kthread_blkcg+0xd0/0xd0 [ 51.805752][ C1] ret_from_fork+0x1f/0x30 [ 51.805765][ C1] [ 51.805768][ C1] [ 51.805770][ C1] Allocated by task 2583: [ 51.805774][ C1] ____kasan_kmalloc+0xdc/0x110 [ 51.805783][ C1] kmem_cache_alloc_trace+0x94/0x310 [ 51.805790][ C1] si470x_usb_driver_probe+0x56/0x26e0 [ 51.805798][ C1] usb_probe_interface+0x66e/0xb60 [ 51.805806][ C1] call_driver_probe+0x96/0x250 [ 51.805816][ C1] really_probe+0x222/0x8e0 [ 51.805823][ C1] __driver_probe_device+0x1f4/0x3f0 [ 51.805832][ C1] driver_probe_device+0x50/0x240 [ 51.805839][ C1] __device_attach_driver+0x254/0x3a0 [ 51.805848][ C1] bus_for_each_drv+0x18a/0x210 [ 51.805855][ C1] __device_attach+0x32e/0x570 [ 51.805863][ C1] bus_probe_device+0xb8/0x1f0 [ 51.805870][ C1] device_add+0xb20/0xf90 [ 51.805877][ C1] usb_set_configuration+0x1a5f/0x20e0 [ 51.805885][ C1] usb_generic_driver_probe+0x83/0x140 [ 51.805893][ C1] usb_probe_device+0x131/0x260 [ 51.805900][ C1] call_driver_probe+0x96/0x250 [ 51.805908][ C1] really_probe+0x222/0x8e0 [ 51.805916][ C1] __driver_probe_device+0x1f4/0x3f0 [ 51.805924][ C1] driver_probe_device+0x50/0x240 [ 51.805931][ C1] __device_attach_driver+0x254/0x3a0 [ 51.805940][ C1] bus_for_each_drv+0x18a/0x210 [ 51.805947][ C1] __device_attach+0x32e/0x570 [ 51.805954][ C1] bus_probe_device+0xb8/0x1f0 [ 51.805962][ C1] device_add+0xb20/0xf90 [ 51.805968][ C1] usb_new_device+0xbfc/0x18a0 [ 51.805977][ C1] hub_port_connect+0x106b/0x2930 [ 51.805985][ C1] hub_port_connect_change+0x619/0xbe0 [ 51.805994][ C1] port_event+0xe72/0x13a0 [ 51.806001][ C1] hub_event+0x5be/0xd70 [ 51.806008][ C1] process_one_work+0x81c/0xd10 [ 51.806018][ C1] worker_thread+0xb14/0x1330 [ 51.806025][ C1] kthread+0x266/0x300 [ 51.806032][ C1] ret_from_fork+0x1f/0x30 [ 51.806039][ C1] [ 51.806040][ C1] Freed by task 2583: [ 51.806044][ C1] kasan_set_track+0x4c/0x70 [ 51.806051][ C1] kasan_set_free_info+0x1f/0x40 [ 51.806060][ C1] ____kasan_slab_free+0xd8/0x110 [ 51.806067][ C1] slab_free_freelist_hook+0x12e/0x1a0 [ 51.806075][ C1] kfree+0xc6/0x210 [ 51.806081][ C1] si470x_usb_driver_probe+0x5a5/0x26e0 [ 51.806089][ C1] usb_probe_interface+0x66e/0xb60 [ 51.806097][ C1] call_driver_probe+0x96/0x250 [ 51.806105][ C1] really_probe+0x222/0x8e0 [ 51.806112][ C1] __driver_probe_device+0x1f4/0x3f0 [ 51.806120][ C1] driver_probe_device+0x50/0x240 [ 51.806128][ C1] __device_attach_driver+0x254/0x3a0 [ 51.806136][ C1] bus_for_each_drv+0x18a/0x210 [ 51.806144][ C1] __device_attach+0x32e/0x570 [ 51.806151][ C1] bus_probe_device+0xb8/0x1f0 [ 51.806158][ C1] device_add+0xb20/0xf90 [ 51.806165][ C1] usb_set_configuration+0x1a5f/0x20e0 [ 51.806172][ C1] usb_generic_driver_probe+0x83/0x140 [ 51.806180][ C1] usb_probe_device+0x131/0x260 [ 51.806187][ C1] call_driver_probe+0x96/0x250 [ 51.806195][ C1] really_probe+0x222/0x8e0 [ 51.806202][ C1] __driver_probe_device+0x1f4/0x3f0 [ 51.806210][ C1] driver_probe_device+0x50/0x240 [ 51.806218][ C1] __device_attach_driver+0x254/0x3a0 [ 51.806226][ C1] bus_for_each_drv+0x18a/0x210 [ 51.806234][ C1] __device_attach+0x32e/0x570 [ 51.806241][ C1] bus_probe_device+0xb8/0x1f0 [ 51.806249][ C1] device_add+0xb20/0xf90 [ 51.806255][ C1] usb_new_device+0xbfc/0x18a0 [ 51.806263][ C1] hub_port_connect+0x106b/0x2930 [ 51.806271][ C1] hub_port_connect_change+0x619/0xbe0 [ 51.806279][ C1] port_event+0xe72/0x13a0 [ 51.806287][ C1] hub_event+0x5be/0xd70 [ 51.806294][ C1] process_one_work+0x81c/0xd10 [ 51.806302][ C1] worker_thread+0xb14/0x1330 [ 51.806309][ C1] kthread+0x266/0x300 [ 51.806316][ C1] ret_from_fork+0x1f/0x30 [ 51.806323][ C1] [ 51.806324][ C1] The buggy address belongs to the object at ffff888025924000 [ 51.806324][ C1] which belongs to the cache kmalloc-4k of size 4096 [ 51.806331][ C1] The buggy address is located 2744 bytes inside of [ 51.806331][ C1] 4096-byte region [ffff888025924000, ffff888025925000) [ 51.806339][ C1] [ 51.806341][ C1] The buggy address belongs to the physical page: [ 51.806347][ C1] page:ffffea0000964800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x25920 [ 51.806357][ C1] head:ffffea0000964800 order:3 compound_mapcount:0 compound_pincount:0 [ 51.806363][ C1] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 51.806376][ C1] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011442140 [ 51.806383][ C1] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000 [ 51.806387][ C1] page dumped because: kasan: bad access detected [ 51.806391][ C1] page_owner tracks the page as allocated [ 51.806394][ C1] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3612, tgid 3612 (syz-executor961), ts 51080470095, free_ts 50366399092 [ 51.806410][ C1] get_page_from_freelist+0x72b/0x7a0 [ 51.806419][ C1] __alloc_pages+0x259/0x560 [ 51.806430][ C1] alloc_slab_page+0x70/0xf0 [ 51.806437][ C1] allocate_slab+0x5e/0x520 [ 51.806444][ C1] ___slab_alloc+0x41e/0xcd0 [ 51.806451][ C1] __kmalloc+0x2ba/0x370 [ 51.806457][ C1] tomoyo_realpath_from_path+0xd8/0x5f0 [ 51.806465][ C1] tomoyo_path_number_perm+0x219/0x7b0 [ 51.806474][ C1] security_file_ioctl+0x55/0xb0 [ 51.806484][ C1] __se_sys_ioctl+0x48/0x170 [ 51.806491][ C1] do_syscall_64+0x2b/0x70 [ 51.806498][ C1] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 51.806507][ C1] page last free stack trace: [ 51.806509][ C1] free_pcp_prepare+0x812/0x900 [ 51.806518][ C1] free_unref_page+0x7d/0x390 [ 51.806525][ C1] __unfreeze_partials+0x1ab/0x200 [ 51.806533][ C1] put_cpu_partial+0x116/0x180 [ 51.806540][ C1] ___cache_free+0x118/0x1a0 [ 51.806546][ C1] qlist_free_all+0x2b/0x70 [ 51.806553][ C1] kasan_quarantine_reduce+0x169/0x180 [ 51.806560][ C1] __kasan_slab_alloc+0x2f/0xe0 [ 51.806568][ C1] kmem_cache_alloc+0x199/0x2f0 [ 51.806574][ C1] getname_flags+0xb8/0x4e0 [ 51.806582][ C1] user_path_at_empty+0x2a/0x1a0 [ 51.806589][ C1] do_readlinkat+0x11b/0x3b0 [ 51.806598][ C1] __x64_sys_readlink+0x7b/0x90 [ 51.806605][ C1] do_syscall_64+0x2b/0x70 [ 51.806612][ C1] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 51.806621][ C1] [ 51.806622][ C1] Memory state around the buggy address: [ 51.806626][ C1] ffff888025924980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 51.806631][ C1] ffff888025924a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 51.806636][ C1] >ffff888025924a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 51.806639][ C1] ^ [ 51.806643][ C1] ffff888025924b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 51.806648][ C1] ffff888025924b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 51.806651][ C1] ================================================================== [ 51.806656][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 51.806662][ C1] CPU: 1 PID: 16 Comm: pr/ttyS0 Not tainted 5.18.0-syzkaller-11439-g8ab2afa23bd1 #0 [ 51.806671][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.806676][ C1] Call Trace: [ 51.806679][ C1] [ 51.806682][ C1] dump_stack_lvl+0x1e3/0x2cb [ 51.806692][ C1] ? bfq_pos_tree_add_move+0x436/0x436 [ 51.806701][ C1] ? panic+0x76e/0x76e [ 51.806711][ C1] ? vscnprintf+0x59/0x80 [ 51.806721][ C1] panic+0x312/0x76e [ 51.806732][ C1] ? fb_is_primary_device+0xcc/0xcc [ 51.806741][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 51.806751][ C1] ? print_report+0x1d0/0x210 [ 51.806762][ C1] ? si470x_int_in_callback+0xb4c/0x1550 [ 51.806772][ C1] end_report+0x91/0xa0 [ 51.806780][ C1] kasan_report+0x108/0x130 [ 51.806790][ C1] ? si470x_int_in_callback+0xb4c/0x1550 [ 51.806800][ C1] si470x_int_in_callback+0xb4c/0x1550 [ 51.806809][ C1] ? __lock_acquire+0x1f80/0x1f80 [ 51.806821][ C1] __usb_hcd_giveback_urb+0x369/0x530 [ 51.806831][ C1] dummy_timer+0x86b/0x3110 [ 51.806841][ C1] ? is_dynamic_key+0x1f0/0x1f0 [ 51.806850][ C1] ? mark_lock+0x98/0x350 [ 51.806860][ C1] ? __lock_acquire+0x129a/0x1f80 [ 51.806875][ C1] ? dummy_free_streams+0x320/0x320 [ 51.806885][ C1] ? trace_lock_release+0x7a/0x190 [ 51.806895][ C1] ? dummy_free_streams+0x320/0x320 [ 51.806904][ C1] call_timer_fn+0xf5/0x210 [ 51.806912][ C1] ? dummy_free_streams+0x320/0x320 [ 51.806921][ C1] ? __run_timers+0x980/0x980 [ 51.806930][ C1] ? do_raw_spin_unlock+0x134/0x8a0 [ 51.806940][ C1] ? dummy_free_streams+0x320/0x320 [ 51.806948][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 51.806957][ C1] ? lockdep_hardirqs_on+0x95/0x140 [ 51.806966][ C1] ? dummy_free_streams+0x320/0x320 [ 51.806975][ C1] __run_timers+0x76a/0x980 [ 51.806986][ C1] ? trace_timer_cancel+0x210/0x210 [ 51.806996][ C1] ? print_irqtrace_events+0x220/0x220 [ 51.807006][ C1] run_timer_softirq+0x63/0xf0 [ 51.807015][ C1] __do_softirq+0x382/0x793 [ 51.807024][ C1] ? __irq_exit_rcu+0xec/0x170 [ 51.807033][ C1] ? __entry_text_end+0x1fec88/0x1fec88 [ 51.807044][ C1] __irq_exit_rcu+0xec/0x170 [ 51.807052][ C1] ? irq_exit_rcu+0x20/0x20 [ 51.807062][ C1] irq_exit_rcu+0x5/0x20 [ 51.807069][ C1] sysvec_apic_timer_interrupt+0x91/0xb0 [ 51.807079][ C1] [ 51.807082][ C1] [ 51.807085][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 51.807095][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 [ 51.807105][ C1] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 52 60 a8 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 c7 e9 29 f7 65 8b 05 78 5b d0 75 85 c0 74 3f 48 c7 04 24 0e 36 [ 51.807112][ C1] RSP: 0018:ffffc90000157900 EFLAGS: 00000206 [ 51.807121][ C1] RAX: 20052df17d975400 RBX: 1ffff9200002af24 RCX: ffffffff81682178 [ 51.807127][ C1] RDX: dffffc0000000000 RSI: ffffffff8a8d23a0 RDI: 0000000000000001 [ 51.807133][ C1] RBP: ffffc90000157990 R08: dffffc0000000000 R09: fffffbfff1f6b3f9 [ 51.807140][ C1] R10: fffffbfff1f6b3f9 R11: 1ffffffff1f6b3f8 R12: dffffc0000000000 [ 51.807146][ C1] R13: 1ffff9200002af20 R14: ffffc90000157920 R15: 0000000000000246 [ 51.807153][ C1] ? mark_lock+0x98/0x350 [ 51.807163][ C1] ? _raw_spin_unlock+0x40/0x40 [ 51.807172][ C1] ? io_serial_in+0x4b/0xb0 [ 51.807181][ C1] ? wait_for_xmitr+0x17b/0x280 [ 51.807196][ C1] serial8250_console_write+0xbc3/0xf60 [ 51.807216][ C1] ? serial8250_set_defaults+0x600/0x600 [ 51.807233][ C1] ? kmsg_dump_get_line+0x500/0x500 [ 51.807248][ C1] ? prb_read_valid+0xa5/0xf0 [ 51.807263][ C1] ? prb_final_commit+0x90/0x90 [ 51.807282][ C1] __console_emit_next_record+0x82c/0xb30 [ 51.807298][ C1] ? trace_raw_output_contention_end+0xd0/0xd0 [ 51.807316][ C1] ? trace_console_rcuidle+0x170/0x170 [ 51.807331][ C1] ? __mutex_lock_common+0x45d/0x26c0 [ 51.807360][ C1] printk_kthread_func+0x9d8/0xd20 [ 51.807378][ C1] ? console_cpu_notify+0x100/0x100 [ 51.807389][ C1] ? wake_bit_function+0x230/0x230 [ 51.807398][ C1] ? _raw_spin_unlock+0x40/0x40 [ 51.807407][ C1] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 51.807417][ C1] ? __kthread_parkme+0x166/0x1c0 [ 51.807433][ C1] kthread+0x266/0x300 [ 51.807444][ C1] ? console_cpu_notify+0x100/0x100 [ 51.807453][ C1] ? kthread_blkcg+0xd0/0xd0 [ 51.807462][ C1] ret_from_fork+0x1f/0x30 [ 51.807474][ C1] [ 51.807646][ C1] Kernel Offset: disabled