./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor116570307

<...>
forked to background, child pid 3183
no interfaces have a carrier
[   22.927563][ T3184] 8021q: adding VLAN 0 to HW filter on device bond0
[   22.937886][ T3184] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.0.34' (ECDSA) to the list of known hosts.
execve("./syz-executor116570307", ["./syz-executor116570307"], 0x7fff471811d0 /* 10 vars */) = 0
brk(NULL)                               = 0x555556045000
brk(0x555556045c40)                     = 0x555556045c40
arch_prctl(ARCH_SET_FS, 0x555556045300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
set_tid_address(0x5555560455d0)         = 3603
set_robust_list(0x5555560455e0, 24)     = 0
rt_sigaction(SIGRTMIN, {sa_handler=0x7f0bedbbea70, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f0bedbbf140}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7f0bedbbeb10, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0bedbbf140}, 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-executor116570307", 4096) = 27
brk(0x555556066c40)                     = 0x555556066c40
brk(0x555556067000)                     = 0x555556067000
mprotect(0x7f0bedc80000, 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./strace-static-x86_64: Process 3604 attached
, child_tidptr=0x5555560455d0) = 3604
[pid  3604] set_robust_list(0x5555560455e0, 24) = 0
[pid  3604] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  3604] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI) = 3
[pid  3604] openat(AT_FDCWD, "/dev/vhci", O_RDWR) = 4
[pid  3604] dup2(4, 202)                = 202
[pid  3604] close(4)                    = 0
[pid  3604] read(202, "\xff\x00\x00\x00", 4) = 4
[pid  3604] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0bed3ae000
[pid  3604] mprotect(0x7f0bed3af000, 8388608, PROT_READ|PROT_WRITE) = 0
[pid  3604] clone(child_stack=0x7f0bedbae3f0, 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=0x7f0bedbae700, child_tidptr=0x7f0bedbae9d0) = 2
[pid  3604] ioctl(3, HCIDEVUP./strace-static-x86_64: Process 3608 attached
 <unfinished ...>
[pid  3608] set_robust_list(0x7f0bedbae9e0, 24) = 0
[pid  3608] read(202, "\x01\x03\x0c\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x03\x10\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x01\x10\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x09\x10\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x05\x10\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x23\x0c\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x14\x0c\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x25\x0c\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x38\x0c\x00", 1024) = 4
[pid  3608] 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
syzkaller login: [   39.424060][ T3606] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[   39.432243][ T3606] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[   39.440331][ T3606] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[   39.450685][ T3606] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[   39.459423][ T3606] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[pid  3608] read(202, "\x01\x39\x0c\x00", 1024) = 4
[pid  3608] 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  3608] read(202, "\x01\x16\x0c\x02\x00\x7d", 1024) = 6
[pid  3608] 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  3608] read(202,  <unfinished ...>
[pid  3604] <... ioctl resumed>, 0)     = -1 EALREADY (Operation already in progress)
[pid  3604] ioctl(3, HCISETSCAN <unfinished ...>
[pid  3608] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5
[pid  3608] 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  3604] <... ioctl resumed>, 0x7fffe791753c) = 0
[pid  3608] madvise(0x7f0bed3ae000, 8372224, MADV_DONTNEED <unfinished ...>
[pid  3604] 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 <unfinished ...>
[pid  3608] <... madvise resumed>)      = 0
[pid  3604] <... writev resumed>)       = 13
[pid  3608] exit(0 <unfinished ...>
[pid  3604] 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 <unfinished ...>
[pid  3608] <... exit resumed>)         = ?
[pid  3608] +++ exited with 0 +++
[pid  3604] <... writev resumed>)       = 14
[pid  3604] 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  3604] 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  3604] close(3)                    = 0
[pid  3604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3604] setsid()                    = 1
[pid  3604] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  3604] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  3604] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  3604] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  3604] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0
[pid  3604] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  3604] unshare(CLONE_NEWNS)        = 0
[pid  3604] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  3604] unshare(CLONE_NEWIPC)       = 0
[pid  3604] unshare(CLONE_NEWCGROUP)    = 0
[pid  3604] unshare(CLONE_NEWUTS)       = 0
[pid  3604] unshare(CLONE_SYSVSEM)      = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "16777216", 8)     = 8
[pid  3604] close(3)                    = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "536870912", 9)    = 9
[pid  3604] close(3)                    = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "1024", 4)         = 4
[pid  3604] close(3)                    = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "8192", 4)         = 4
[pid  3604] close(3)                    = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "1024", 4)         = 4
[pid  3604] close(3)                    = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "1024", 4)         = 4
[pid  3604] close(3)                    = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "1024 1048576 500 1024", 21) = 21
[pid  3604] close(3)                    = 0
[pid  3604] getpid()                    = 1
[pid  3604] 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  3604] 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
[   39.468054][ T3606] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[pid  3604] unshare(CLONE_NEWNET)       = 0
[pid  3604] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  3604] write(3, "0 65535", 7)      = 7
[pid  3604] close(3)                    = 0
[pid  3604] mkdir("/dev/binderfs", 0777) = 0
[pid  3604] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  3604] symlink("/dev/binderfs", "./binderfs") = 0
[pid  3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3610 attached
 <unfinished ...>
[pid  3610] set_robust_list(0x5555560455e0, 24 <unfinished ...>
[pid  3604] <... clone resumed>, child_tidptr=0x5555560455d0) = 3
[pid  3610] <... set_robust_list resumed>) = 0
[pid  3610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3610] setpgid(0, 0)               = 0
[pid  3610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3610] write(3, "1000", 4)         = 4
[pid  3610] close(3)                    = 0
[pid  3610] write(202, "\x04\x3e\x1d\x19\x00\xc9\x00\xa2\xfc\xc4\xd6\x6c\x2e\x1a\x21\x96\x83\x25\xa5\x00\x00\x00\x00\x00\x00\x00\xc3\x00\x06\x00\x00\x00", 32) = 32
[pid  3610] write(202, "\x04\x3e\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 22) = 22
[pid  3610] close(3)                    = -1 EBADF (Bad file descriptor)
[pid  3610] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  3610] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  3610] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  3610] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  3610] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  3610] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  3610] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  3610] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  3610] exit_group(0)               = ?
[pid  3610] +++ exited with 0 +++
[   39.544401][   T48] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[   39.554975][   T48] CPU: 1 PID: 48 Comm: kworker/u5:0 Not tainted 6.0.0-rc6-syzkaller-00045-gdc164f4fb00a #0
[   39.564975][   T48] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2022
[   39.575120][   T48] Workqueue: hci0 hci_rx_work
[   39.579828][   T48] Call Trace:
[   39.583101][   T48]  <TASK>
[   39.586030][   T48]  dump_stack_lvl+0xcd/0x134
[   39.590628][   T48]  sysfs_warn_dup.cold+0x1c/0x29
[   39.595567][   T48]  sysfs_create_dir_ns+0x233/0x290
[   39.600712][   T48]  ? sysfs_create_mount_point+0xb0/0xb0
[   39.606258][   T48]  ? rwlock_bug.part.0+0x90/0x90
[   39.611196][   T48]  ? do_raw_spin_unlock+0x171/0x230
[   39.616400][   T48]  kobject_add_internal+0x2c9/0x8f0
[   39.621709][   T48]  ? kasan_quarantine_put+0x81/0x210
[   39.627011][   T48]  kobject_add+0x150/0x1c0
[   39.631431][   T48]  ? kset_create_and_add+0x1a0/0x1a0
[   39.636721][   T48]  ? kfree_const+0x51/0x60
[   39.641138][   T48]  ? kfree+0xe2/0x580
[   39.645117][   T48]  ? rcu_read_lock_sched_held+0x3a/0x70
[   39.650670][   T48]  device_add+0x368/0x1e90
[   39.655090][   T48]  ? dev_set_name+0xbb/0xf0
[   39.659591][   T48]  ? device_initialize+0x540/0x540
[   39.664699][   T48]  ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0
[   39.670940][   T48]  ? hci_le_cis_estabilished_evt+0x1ee/0xae0
[   39.676926][   T48]  ? lock_downgrade+0x6e0/0x6e0
[   39.681772][   T48]  ? hci_event_packet+0x425/0xfd0
[   39.686798][   T48]  hci_conn_add_sysfs+0x9b/0x1b0
[   39.691738][   T48]  hci_le_cis_estabilished_evt+0x57c/0xae0
[   39.697547][   T48]  ? hci_cc_le_set_random_addr+0x290/0x290
[   39.703357][   T48]  ? wait_for_completion_io_timeout+0x20/0x20
[   39.709449][   T48]  hci_le_meta_evt+0x2b8/0x510
[   39.714215][   T48]  ? hci_cc_le_set_random_addr+0x290/0x290
[   39.720049][   T48]  hci_event_packet+0x63d/0xfd0
[   39.724898][   T48]  ? hci_conn_drop+0x2f0/0x2f0
[   39.729661][   T48]  ? hci_cs_create_conn+0x3a0/0x3a0
[   39.734853][   T48]  ? kcov_remote_start+0x156/0x7a0
[   39.739978][   T48]  hci_rx_work+0xae7/0x1230
[pid  3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560455d0) = 4
./strace-static-x86_64: Process 3611 attached
[pid  3611] set_robust_list(0x5555560455e0, 24) = 0
[   39.744492][   T48]  process_one_work+0x991/0x1610
[   39.749437][   T48]  ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[   39.754813][   T48]  ? rwlock_bug.part.0+0x90/0x90
[   39.759747][   T48]  ? _raw_spin_lock_irq+0x41/0x50
[   39.764773][   T48]  worker_thread+0x665/0x1080
[   39.769461][   T48]  ? process_one_work+0x1610/0x1610
[   39.774669][   T48]  kthread+0x2e4/0x3a0
[   39.778736][   T48]  ? kthread_complete_and_exit+0x40/0x40
[   39.784369][   T48]  ret_from_fork+0x1f/0x30
[   39.788796][   T48]  </TASK>
[pid  3611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3611] setpgid(0, 0)               = 0
[pid  3611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3611] write(3, "1000", 4)         = 4
[pid  3611] close(3)                    = 0
[pid  3611] write(202, "\x04\x3e\x1d\x19\x00\xc9\x00\xa2\xfc\xc4\xd6\x6c\x2e\x1a\x21\x96\x83\x25\xa5\x00\x00\x00\x00\x00\x00\x00\xc3\x00\x06\x00\x00\x00", 32) = 32
[pid  3611] write(202, "\x04\x3e\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 22) = 22
[pid  3611] close(3)                    = -1 EBADF (Bad file descriptor)
[pid  3611] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  3611] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  3611] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  3611] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  3611] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  3611] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  3611] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  3611] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  3611] exit_group(0)               = ?
[pid  3611] +++ exited with 0 +++
[pid  3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555560455d0) = 5
./strace-static-x86_64: Process 3612 attached
[pid  3612] set_robust_list(0x5555560455e0, 24) = 0
[pid  3612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3612] setpgid(0, 0)               = 0
[pid  3612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3612] write(3, "1000", 4)         = 4
[pid  3612] close(3)                    = 0
[pid  3612] write(202, "\x04\x3e\x1d\x19\x00\xc9\x00\xa2\xfc\xc4\xd6\x6c\x2e\x1a\x21\x96\x83\x25\xa5\x00\x00\x00\x00\x00\x00\x00\xc3\x00\x06\x00\x00\x00", 32) = 32
[pid  3612] write(202, "\x04\x3e\x13\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 22) = 22
[pid  3612] close(3)                    = -1 EBADF (Bad file descriptor)
[pid  3612] close(4)                    = -1 EBADF (Bad file descriptor)
[   39.792926][   T48] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[   39.809852][   T48] Bluetooth: hci0: failed to register connection device
[   39.819297][   T48] ==================================================================
[   39.827382][   T48] BUG: KASAN: use-after-free in __list_add_valid+0xa5/0xb0
[   39.834612][   T48] Read of size 8 at addr ffff888078bc7868 by task kworker/u5:0/48
[   39.842438][   T48] 
[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)
[   39.844779][   T48] CPU: 1 PID: 48 Comm: kworker/u5:0 Not tainted 6.0.0-rc6-syzkaller-00045-gdc164f4fb00a #0
[   39.854780][   T48] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2022
[   39.864870][   T48] Workqueue: hci0 hci_rx_work
[   39.869588][   T48] Call Trace:
[   39.872873][   T48]  <TASK>
[   39.875814][   T48]  dump_stack_lvl+0xcd/0x134
[   39.880435][   T48]  print_report.cold+0x2ba/0x719
[   39.885402][   T48]  ? __list_add_valid+0xa5/0xb0
[   39.890282][   T48]  kasan_report+0xb1/0x1e0
[   39.894731][   T48]  ? __list_add_valid+0xa5/0xb0
[   39.899613][   T48]  __list_add_valid+0xa5/0xb0
[   39.904325][   T48]  klist_add_tail+0x158/0x2a0
[   39.909044][   T48]  device_add+0xcc2/0x1e90
[   39.913486][   T48]  ? device_initialize+0x540/0x540
[   39.918612][   T48]  ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0
[   39.924874][   T48]  ? kfree_skbmem+0xef/0x1b0
[   39.929465][   T48]  hci_conn_add_sysfs+0x9b/0x1b0
[   39.934593][   T48]  le_conn_complete_evt+0xf04/0x1560
[   39.939878][   T48]  ? lock_downgrade+0x6e0/0x6e0
[   39.944879][   T48]  ? rcu_read_lock_sched_held+0x3a/0x70
[   39.950530][   T48]  ? hci_auth_complete_evt+0xfe0/0xfe0
[   39.955988][   T48]  ? __mutex_lock+0x231/0x1350
[   39.960751][   T48]  ? kmem_cache_alloc+0x46/0x3b0
[   39.965689][   T48]  hci_le_conn_complete_evt+0x238/0x340
[   39.971230][   T48]  ? skb_pull_data+0xf7/0x130
[   39.975906][   T48]  hci_le_meta_evt+0x2b8/0x510
[   39.980669][   T48]  ? hci_le_enh_conn_complete_evt+0x350/0x350
[   39.986741][   T48]  hci_event_packet+0x63d/0xfd0
[   39.991593][   T48]  ? hci_conn_drop+0x2f0/0x2f0
[   39.996361][   T48]  ? hci_cs_create_conn+0x3a0/0x3a0
[   40.001553][   T48]  ? kcov_remote_start+0x156/0x7a0
[   40.006669][   T48]  hci_rx_work+0xae7/0x1230
[   40.011170][   T48]  process_one_work+0x991/0x1610
[   40.016139][   T48]  ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[   40.021510][   T48]  ? rwlock_bug.part.0+0x90/0x90
[   40.026444][   T48]  ? _raw_spin_lock_irq+0x41/0x50
[   40.031461][   T48]  worker_thread+0x665/0x1080
[   40.036138][   T48]  ? process_one_work+0x1610/0x1610
[   40.041333][   T48]  kthread+0x2e4/0x3a0
[   40.045395][   T48]  ? kthread_complete_and_exit+0x40/0x40
[   40.051022][   T48]  ret_from_fork+0x1f/0x30
[   40.055439][   T48]  </TASK>
[   40.058445][   T48] 
[   40.060754][   T48] Allocated by task 3606:
[   40.065107][   T48]  kasan_save_stack+0x1e/0x40
[   40.070027][   T48]  __kasan_kmalloc+0xa9/0xd0
[   40.074610][   T48]  device_add+0x1168/0x1e90
[   40.079195][   T48]  hci_conn_add_sysfs+0x9b/0x1b0
[   40.084125][   T48]  le_conn_complete_evt+0xf04/0x1560
[   40.089405][   T48]  hci_le_conn_complete_evt+0x238/0x340
[   40.094939][   T48]  hci_le_meta_evt+0x2b8/0x510
[   40.099695][   T48]  hci_event_packet+0x63d/0xfd0
[   40.104536][   T48]  hci_rx_work+0xae7/0x1230
[   40.109031][   T48]  process_one_work+0x991/0x1610
[   40.113960][   T48]  worker_thread+0x665/0x1080
[   40.118634][   T48]  kthread+0x2e4/0x3a0
[   40.122705][   T48]  ret_from_fork+0x1f/0x30
[   40.127495][   T48] 
[   40.129809][   T48] Freed by task 48:
[   40.133781][   T48]  kasan_save_stack+0x1e/0x40
[   40.138459][   T48]  kasan_set_track+0x21/0x30
[   40.143045][   T48]  kasan_set_free_info+0x20/0x30
[   40.147979][   T48]  ____kasan_slab_free+0x166/0x1c0
[   40.153086][   T48]  slab_free_freelist_hook+0x8b/0x1c0
[   40.158453][   T48]  kfree+0xe2/0x580
[   40.162255][   T48]  device_add+0x453/0x1e90
[   40.166664][   T48]  hci_conn_add_sysfs+0x9b/0x1b0
[   40.171595][   T48]  hci_le_cis_estabilished_evt+0x57c/0xae0
[   40.177400][   T48]  hci_le_meta_evt+0x2b8/0x510
[   40.182248][   T48]  hci_event_packet+0x63d/0xfd0
[   40.187093][   T48]  hci_rx_work+0xae7/0x1230
[   40.191592][   T48]  process_one_work+0x991/0x1610
[   40.196526][   T48]  worker_thread+0x665/0x1080
[   40.201197][   T48]  kthread+0x2e4/0x3a0
[   40.205256][   T48]  ret_from_fork+0x1f/0x30
[   40.209667][   T48] 
[   40.211980][   T48] The buggy address belongs to the object at ffff888078bc7800
[   40.211980][   T48]  which belongs to the cache kmalloc-512 of size 512
[   40.226030][   T48] The buggy address is located 104 bytes inside of
[   40.226030][   T48]  512-byte region [ffff888078bc7800, ffff888078bc7a00)
[   40.239299][   T48] 
[   40.241619][   T48] The buggy address belongs to the physical page:
[   40.248016][   T48] page:ffffea0001e2f100 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x78bc4
[   40.258158][   T48] head:ffffea0001e2f100 order:2 compound_mapcount:0 compound_pincount:0
[   40.266650][   T48] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[   40.274641][   T48] raw: 00fff00000010200 dead000000000100 dead000000000122 ffff888011841c80
[   40.283222][   T48] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
[   40.291798][   T48] page dumped because: kasan: bad access detected
[   40.298202][   T48] page_owner tracks the page as allocated
[   40.303903][   T48] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 2972, tgid 2972 (udevadm), ts 12772481141, free_ts 10477142741
[   40.324837][   T48]  get_page_from_freelist+0x109b/0x2ce0
[   40.330390][   T48]  __alloc_pages+0x1c7/0x510
[   40.334982][   T48]  alloc_pages+0x1a6/0x270
[   40.339399][   T48]  allocate_slab+0x27e/0x3d0
[   40.343983][   T48]  ___slab_alloc+0x7f1/0xe10
[   40.348565][   T48]  __slab_alloc.constprop.0+0x4d/0xa0
[   40.353930][   T48]  __kmalloc_node_track_caller+0x2f2/0x380
[   40.359729][   T48]  __alloc_skb+0xd9/0x2f0
[   40.364076][   T48]  alloc_uevent_skb+0x7b/0x210
[   40.368838][   T48]  kobject_uevent_env+0xc2e/0x1640
[   40.373944][   T48]  kobject_synth_uevent+0x701/0x850
[   40.379219][   T48]  uevent_store+0x42/0x90
[   40.383717][   T48]  drv_attr_store+0x6d/0xa0
[   40.388233][   T48]  sysfs_kf_write+0x110/0x160
[   40.392917][   T48]  kernfs_fop_write_iter+0x3f8/0x610
[   40.398202][   T48]  vfs_write+0x9e9/0xdd0
[   40.402437][   T48] page last free stack trace:
[   40.407098][   T48]  free_pcp_prepare+0x5e4/0xd20
[   40.411944][   T48]  free_unref_page+0x19/0x4d0
[   40.416616][   T48]  free_contig_range+0xb1/0x180
[   40.421460][   T48]  destroy_args+0xa8/0x646
[   40.425872][   T48]  debug_vm_pgtable+0x2945/0x29d6
[   40.430890][   T48]  do_one_initcall+0xfe/0x650
[   40.435562][   T48]  kernel_init_freeable+0x6b1/0x73a
[   40.440758][   T48]  kernel_init+0x1a/0x1d0
[   40.445078][   T48]  ret_from_fork+0x1f/0x30
[   40.449488][   T48] 
[   40.451798][   T48] Memory state around the buggy address:
[   40.457590][   T48]  ffff888078bc7700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   40.465728][   T48]  ffff888078bc7780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   40.473952][   T48] >ffff888078bc7800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   40.482005][   T48]                                                           ^
[   40.489478][   T48]  ffff888078bc7880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   40.497531][   T48]  ffff888078bc7900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   40.505582][   T48] ==================================================================
[   40.513929][   T48] Kernel panic - not syncing: panic_on_warn set ...
[   40.520527][   T48] CPU: 1 PID: 48 Comm: kworker/u5:0 Not tainted 6.0.0-rc6-syzkaller-00045-gdc164f4fb00a #0
[   40.530710][   T48] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2022
[   40.540809][   T48] Workqueue: hci0 hci_rx_work
[   40.545525][   T48] Call Trace:
[   40.548820][   T48]  <TASK>
[   40.551766][   T48]  dump_stack_lvl+0xcd/0x134
[   40.556383][   T48]  panic+0x2c8/0x627
[   40.560308][   T48]  ? panic_print_sys_info.part.0+0x10b/0x10b
[   40.566343][   T48]  ? __list_add_valid+0xa5/0xb0
[   40.571217][   T48]  end_report.part.0+0x3f/0x7c
[   40.575993][   T48]  kasan_report.cold+0xa/0xf
[   40.580586][   T48]  ? __list_add_valid+0xa5/0xb0
[   40.585435][   T48]  __list_add_valid+0xa5/0xb0
[   40.590112][   T48]  klist_add_tail+0x158/0x2a0
[   40.594789][   T48]  device_add+0xcc2/0x1e90
[   40.599289][   T48]  ? device_initialize+0x540/0x540
[   40.604401][   T48]  ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0
[   40.610655][   T48]  ? kfree_skbmem+0xef/0x1b0
[   40.615255][   T48]  hci_conn_add_sysfs+0x9b/0x1b0
[   40.620193][   T48]  le_conn_complete_evt+0xf04/0x1560
[   40.625917][   T48]  ? lock_downgrade+0x6e0/0x6e0
[   40.630763][   T48]  ? rcu_read_lock_sched_held+0x3a/0x70
[   40.636303][   T48]  ? hci_auth_complete_evt+0xfe0/0xfe0
[   40.641850][   T48]  ? __mutex_lock+0x231/0x1350
[   40.646785][   T48]  ? kmem_cache_alloc+0x46/0x3b0
[   40.651721][   T48]  hci_le_conn_complete_evt+0x238/0x340
[   40.657263][   T48]  ? skb_pull_data+0xf7/0x130
[   40.661938][   T48]  hci_le_meta_evt+0x2b8/0x510
[   40.666720][   T48]  ? hci_le_enh_conn_complete_evt+0x350/0x350
[   40.672787][   T48]  hci_event_packet+0x63d/0xfd0
[   40.677629][   T48]  ? hci_conn_drop+0x2f0/0x2f0
[   40.682393][   T48]  ? hci_cs_create_conn+0x3a0/0x3a0
[   40.687586][   T48]  ? kcov_remote_start+0x156/0x7a0
[   40.692700][   T48]  hci_rx_work+0xae7/0x1230
[   40.697204][   T48]  process_one_work+0x991/0x1610
[   40.702142][   T48]  ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[   40.707512][   T48]  ? rwlock_bug.part.0+0x90/0x90
[   40.712446][   T48]  ? _raw_spin_lock_irq+0x41/0x50
[   40.717491][   T48]  worker_thread+0x665/0x1080
[   40.722167][   T48]  ? process_one_work+0x1610/0x1610
[   40.727359][   T48]  kthread+0x2e4/0x3a0
[   40.731419][   T48]  ? kthread_complete_and_exit+0x40/0x40
[   40.737049][   T48]  ret_from_fork+0x1f/0x30
[   40.741469][   T48]  </TASK>
[   40.745270][   T48] Kernel Offset: disabled
[   40.749810][   T48] Rebooting in 86400 seconds..