./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1160910948

<...>
Warning: Permanently added '10.128.0.228' (ED25519) to the list of known hosts.
execve("./syz-executor1160910948", ["./syz-executor1160910948"], 0x7fff7a966570 /* 10 vars */) = 0
brk(NULL)                               = 0x5555557b1000
brk(0x5555557b1d00)                     = 0x5555557b1d00
arch_prctl(ARCH_SET_FS, 0x5555557b1380) = 0
set_tid_address(0x5555557b1650)         = 5015
set_robust_list(0x5555557b1660, 24)     = 0
rseq(0x5555557b1ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1160910948", 4096) = 28
getrandom("\x7a\x4c\x8d\x3b\x18\xd4\x89\x9d", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x5555557b1d00
brk(0x5555557d2d00)                     = 0x5555557d2d00
brk(0x5555557d3000)                     = 0x5555557d3000
mprotect(0x7fc69bb67000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555557b1650) = 5016
./strace-static-x86_64: Process 5016 attached
[pid  5016] set_robust_list(0x5555557b1660, 24) = 0
[pid  5016] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5016] setsid()                    = 1
[pid  5016] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5016] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5016] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5016] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5016] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5016] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5016] unshare(CLONE_NEWNS)        = 0
[pid  5016] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5016] unshare(CLONE_NEWIPC)       = 0
[pid  5016] unshare(CLONE_NEWCGROUP)    = 0
[pid  5016] unshare(CLONE_NEWUTS)       = 0
[pid  5016] unshare(CLONE_SYSVSEM)      = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "16777216", 8)     = 8
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "536870912", 9)    = 9
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "1024", 4)         = 4
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "8192", 4)         = 4
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "1024", 4)         = 4
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "1024", 4)         = 4
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5016] close(3)                    = 0
[pid  5016] getpid()                    = 1
[pid  5016] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5016] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5016] unshare(CLONE_NEWNET)       = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "0 65535", 7)      = 7
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3
[pid  5016] dup2(3, 200)                = 200
[pid  5016] close(3)                    = 0
[pid  5016] ioctl(200, TUNSETIFF, 0x7ffe917e5140) = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "0", 1)            = 1
[pid  5016] close(3)                    = 0
[pid  5016] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC) = 3
[pid  5016] write(3, "0", 1)            = 1
[pid  5016] close(3)                    = 0
[pid  5016] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
[pid  5016] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5016] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5016] close(4)                    = 0
[pid  5016] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 40
[pid  5016] 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  5016] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5016] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5016] close(4)                    = 0
[pid  5016] 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  5016] 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  5016] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5016] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5016] close(4)                    = 0
[pid  5016] 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  5016] 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  5016] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5016] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5016] close(4)                    = 0
[pid  5016] 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  5016] 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  5016] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5016] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5016] close(4)                    = 0
[pid  5016] 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  5016] 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  5016] close(3)                    = 0
[pid  5016] mkdir("/dev/binderfs", 0777) = 0
[pid  5016] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5016] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5016] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5018 attached
, child_tidptr=0x5555557b1650) = 2
[pid  5018] set_robust_list(0x5555557b1660, 24) = 0
[pid  5018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5018] setpgid(0, 0)               = 0
[pid  5018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5018] write(3, "1000", 4)         = 4
[pid  5018] close(3)                    = 0
[pid  5018] read(200, "\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110
[pid  5018] read(200, 0x7ffe917e4ce0, 1000) = -1 EAGAIN (Resource temporarily unavailable)
[pid  5018] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP) = 3
[pid  5018] close(3)                    = 0
[pid  5018] socket(AF_INET6, SOCK_STREAM, IPPROTO_MPTCP) = 3
[pid  5018] bind(3, {sa_family=AF_INET6, sin6_port=htons(20002), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "fe80::aa", &sin6_addr), sin6_scope_id=if_nametoindex("wpan0")}, 28) = 0
[pid  5018] listen(3, 0)                = 0
[  137.507086][ T5018] TCP: request_sock_subflow_v6: Possible SYN flooding on port [fe80::aa]:20002. Sending cookies.
[  137.518513][ T5018] =====================================================
[  137.525796][ T5018] BUG: KMSAN: uninit-value in subflow_check_req+0x1028/0x15d0
[  137.533520][ T5018]  subflow_check_req+0x1028/0x15d0
[  137.538804][ T5018]  subflow_v6_route_req+0x269/0x410
[  137.544243][ T5018]  tcp_conn_request+0x153a/0x4240
[  137.549423][ T5018]  subflow_v6_conn_request+0x3ee/0x510
[  137.555133][ T5018]  tcp_rcv_state_process+0x2e1/0x4ac0
[  137.560633][ T5018]  tcp_v6_do_rcv+0x11bf/0x1fe0
[  137.565708][ T5018]  tcp_v6_rcv+0x480b/0x4fb0
[  137.570402][ T5018]  ip6_protocol_deliver_rcu+0xda6/0x2a60
[  137.576283][ T5018]  ip6_input+0x15d/0x430
[  137.580687][ T5018]  ip6_rcv_finish+0x5db/0x870
[  137.585636][ T5018]  ipv6_rcv+0xda/0x390
[  137.589822][ T5018]  __netif_receive_skb+0x1a6/0x5a0
[  137.595171][ T5018]  netif_receive_skb+0x58/0x660
[  137.600145][ T5018]  tun_rx_batched+0x3ee/0x980
[  137.604993][ T5018]  tun_get_user+0x53af/0x66d0
[  137.609800][ T5018]  tun_chr_write_iter+0x3af/0x5d0
[  137.615052][ T5018]  vfs_write+0x8ef/0x1490
[  137.619491][ T5018]  ksys_write+0x20f/0x4c0
[  137.623995][ T5018]  __x64_sys_write+0x93/0xd0
[  137.628701][ T5018]  do_syscall_64+0x44/0x110
[  137.633363][ T5018]  entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  137.639413][ T5018] 
[  137.641924][ T5018] Local variable mp_opt created at:
[  137.647193][ T5018]  subflow_check_req+0x6d/0x15d0
[  137.652323][ T5018]  subflow_v6_route_req+0x269/0x410
[  137.657680][ T5018] 
[  137.660059][ T5018] CPU: 0 PID: 5018 Comm: syz-executor116 Not tainted 6.7.0-rc2-syzkaller #0
[  137.669001][ T5018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[  137.679248][ T5018] =====================================================
[  137.686338][ T5018] Disabling lock debugging due to kernel taint
[  137.692643][ T5018] Kernel panic - not syncing: kmsan.panic set ...
[  137.699156][ T5018] CPU: 0 PID: 5018 Comm: syz-executor116 Tainted: G    B              6.7.0-rc2-syzkaller #0
[  137.709549][ T5018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
[  137.719705][ T5018] Call Trace:
[  137.723074][ T5018]  <TASK>
[  137.726437][ T5018]  dump_stack_lvl+0x1bf/0x240
[  137.731213][ T5018]  dump_stack+0x1e/0x20
[  137.735452][ T5018]  panic+0x4de/0xc90
[  137.739458][ T5018]  ? add_taint+0x108/0x1a0
[  137.743989][ T5018]  kmsan_report+0x2d0/0x2d0
[  137.748680][ T5018]  ? kmsan_internal_chain_origin+0xba/0xd0
[  137.754656][ T5018]  ? kmsan_internal_memmove_metadata+0x91/0x220
[  137.761026][ T5018]  ? __msan_warning+0x96/0x110
[  137.765916][ T5018]  ? subflow_check_req+0x1028/0x15d0
[  137.771372][ T5018]  ? subflow_v6_route_req+0x269/0x410
[  137.776879][ T5018]  ? tcp_conn_request+0x153a/0x4240
[  137.782299][ T5018]  ? subflow_v6_conn_request+0x3ee/0x510
[  137.788067][ T5018]  ? tcp_rcv_state_process+0x2e1/0x4ac0
[  137.793754][ T5018]  ? tcp_v6_do_rcv+0x11bf/0x1fe0
[  137.798864][ T5018]  ? tcp_v6_rcv+0x480b/0x4fb0
[  137.803730][ T5018]  ? ip6_protocol_deliver_rcu+0xda6/0x2a60
[  137.809711][ T5018]  ? ip6_input+0x15d/0x430
[  137.814305][ T5018]  ? ip6_rcv_finish+0x5db/0x870
[  137.819314][ T5018]  ? ipv6_rcv+0xda/0x390
[  137.823654][ T5018]  ? __netif_receive_skb+0x1a6/0x5a0
[  137.829060][ T5018]  ? netif_receive_skb+0x58/0x660
[  137.834227][ T5018]  ? tun_rx_batched+0x3ee/0x980
[  137.839224][ T5018]  ? tun_get_user+0x53af/0x66d0
[  137.844167][ T5018]  ? tun_chr_write_iter+0x3af/0x5d0
[  137.849491][ T5018]  ? vfs_write+0x8ef/0x1490
[  137.854128][ T5018]  ? ksys_write+0x20f/0x4c0
[  137.858720][ T5018]  ? __x64_sys_write+0x93/0xd0
[  137.863558][ T5018]  ? do_syscall_64+0x44/0x110
[  137.868371][ T5018]  ? entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  137.874617][ T5018]  ? entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  137.880876][ T5018]  ? _raw_spin_unlock_irqrestore+0x3f/0x60
[  137.886869][ T5018]  ? kmsan_internal_set_shadow_origin+0x28/0xe0
[  137.893257][ T5018]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  137.899255][ T5018]  __msan_warning+0x96/0x110
[  137.904021][ T5018]  subflow_check_req+0x1028/0x15d0
[  137.909337][ T5018]  subflow_v6_route_req+0x269/0x410
[  137.914677][ T5018]  ? subflow_v6_req_destructor+0x190/0x190
[  137.920689][ T5018]  tcp_conn_request+0x153a/0x4240
[  137.925893][ T5018]  ? filter_irq_stacks+0x60/0x1a0
[  137.931065][ T5018]  ? kmsan_internal_set_shadow_origin+0x10/0xe0
[  137.937429][ T5018]  subflow_v6_conn_request+0x3ee/0x510
[  137.943025][ T5018]  ? subflow_v6_send_synack+0x1d0/0x1d0
[  137.948760][ T5018]  tcp_rcv_state_process+0x2e1/0x4ac0
[  137.954249][ T5018]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  137.960254][ T5018]  ? tcp_rcv_state_process+0x279/0x4ac0
[  137.965940][ T5018]  tcp_v6_do_rcv+0x11bf/0x1fe0
[  137.970855][ T5018]  tcp_v6_rcv+0x480b/0x4fb0
[  137.975620][ T5018]  ? tcp_checksum_complete+0x2e0/0x2e0
[  137.981266][ T5018]  ip6_protocol_deliver_rcu+0xda6/0x2a60
[  137.987114][ T5018]  ip6_input+0x15d/0x430
[  137.991552][ T5018]  ? ip6_input+0x430/0x430
[  137.996077][ T5018]  ? ipv6_is_mld+0x3a0/0x3a0
[  138.000787][ T5018]  ip6_rcv_finish+0x5db/0x870
[  138.005624][ T5018]  ipv6_rcv+0xda/0x390
[  138.009798][ T5018]  ? net_zcopy_put_abort+0xa0/0xa0
[  138.015039][ T5018]  __netif_receive_skb+0x1a6/0x5a0
[  138.020320][ T5018]  ? ip6_rcv_finish+0x870/0x870
[  138.025279][ T5018]  netif_receive_skb+0x58/0x660
[  138.030241][ T5018]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  138.036221][ T5018]  ? tun_rx_batched+0x37c/0x980
[  138.041332][ T5018]  tun_rx_batched+0x3ee/0x980
[  138.046189][ T5018]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  138.052197][ T5018]  tun_get_user+0x53af/0x66d0
[  138.057039][ T5018]  ? kmsan_internal_set_shadow_origin+0x66/0xe0
[  138.063522][ T5018]  ? kernel_read+0x310/0x340
[  138.068336][ T5018]  tun_chr_write_iter+0x3af/0x5d0
[  138.073484][ T5018]  ? tun_chr_read_iter+0x670/0x670
[  138.078706][ T5018]  vfs_write+0x8ef/0x1490
[  138.083205][ T5018]  ksys_write+0x20f/0x4c0
[  138.087698][ T5018]  __x64_sys_write+0x93/0xd0
[  138.092443][ T5018]  do_syscall_64+0x44/0x110
[  138.097095][ T5018]  entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  138.103124][ T5018] RIP: 0033:0x7fc69baedc10
[  138.107658][ T5018] Code: 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d 91 e4 07 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89
[  138.127449][ T5018] RSP: 002b:00007ffe917e50d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  138.136021][ T5018] RAX: ffffffffffffffda RBX: 00007ffe917e5170 RCX: 00007fc69baedc10
[  138.144114][ T5018] RDX: 0000000000000062 RSI: 0000000020000240 RDI: 00000000000000c8
[  138.152174][ T5018] RBP: 00007ffe917e5120 R08: 0000000000000000 R09: 0000000000000000
[  138.160241][ T5018] R10: 00007ffe917e5100 R11: 0000000000000202 R12: 0000000000000000
[  138.168323][ T5018] R13: 00000000000f4240 R14: 00007ffe917e5100 R15: 00007fc69bb3c01d
[  138.176406][ T5018]  </TASK>
[  138.179740][ T5018] Kernel Offset: disabled
[  138.184108][ T5018] Rebooting in 86400 seconds..