./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor842675478

<...>
forked to background, child pid 3057
no interfaces have a carrier
[   81.814369][ T3058] 8021q: adding VLAN 0 to HW filter on device bond0
[   81.849010][ T3058] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK

syzkaller
syzkaller login: [  105.384225][  T124] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.0.234' (ECDSA) to the list of known hosts.
execve("./syz-executor842675478", ["./syz-executor842675478"], 0x7ffeccaea590 /* 10 vars */) = 0
brk(NULL)                               = 0x555556965000
brk(0x555556965c40)                     = 0x555556965c40
arch_prctl(ARCH_SET_FS, 0x555556965300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
set_tid_address(0x5555569655d0)         = 3488
set_robust_list(0x5555569655e0, 24)     = 0
rt_sigaction(SIGRTMIN, {sa_handler=0x7fdfd2281ae0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fdfd22821b0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7fdfd2281b80, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fdfd22821b0}, 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-executor842675478", 4096) = 27
brk(0x555556986c40)                     = 0x555556986c40
brk(0x555556987000)                     = 0x555556987000
mprotect(0x7fdfd2343000, 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
openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3
write(3, "N", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1)                        = 1
close(3)                                = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555569655d0) = 3490
./strace-static-x86_64: Process 3490 attached
[pid  3490] set_robust_list(0x5555569655e0, 24) = 0
[pid  3490] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  3490] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI) = 3
[pid  3490] openat(AT_FDCWD, "/dev/vhci", O_RDWR) = 4
[pid  3490] dup2(4, 202)                = 202
[pid  3490] close(4)                    = 0
[pid  3490] read(202, "\xff\x00\x00\x00", 4) = 4
[pid  3490] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fdfd1a71000
[pid  3490] mprotect(0x7fdfd1a72000, 8388608, PROT_READ|PROT_WRITE) = 0
[pid  3490] clone(child_stack=0x7fdfd22713f0, 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=0x7fdfd2271700, child_tidptr=0x7fdfd22719d0) = 2
[pid  3490] ioctl(3, HCIDEVUP./strace-static-x86_64: Process 3493 attached
 <unfinished ...>
[pid  3493] set_robust_list(0x7fdfd22719e0, 24) = 0
[pid  3493] read(202, "\x01\x03\x0c\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x03\x10\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x01\x10\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x09\x10\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x05\x10\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x23\x0c\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x14\x0c\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x25\x0c\x00", 1024) = 4
[  119.397411][ T3492] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[  119.408422][ T3492] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[  119.418936][ T3492] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[  119.434811][ T3492] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[pid  3493] 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  3493] read(202, "\x01\x38\x0c\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x39\x0c\x00", 1024) = 4
[pid  3493] 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  3493] read(202, "\x01\x16\x0c\x02\x00\x7d", 1024) = 6
[pid  3493] 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  3493] read(202,  <unfinished ...>
[pid  3490] <... ioctl resumed>, 0)     = -1 EALREADY (Operation already in progress)
[pid  3490] ioctl(3, HCISETSCAN <unfinished ...>
[pid  3493] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5
[pid  3493] 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  3490] <... ioctl resumed>, 0x7fff21cb5530) = 0
[pid  3493] madvise(0x7fdfd1a71000, 8372224, MADV_DONTNEED <unfinished ...>
[pid  3490] 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  3493] <... madvise resumed>)      = 0
[pid  3490] <... writev resumed>)       = 13
[pid  3493] exit(0 <unfinished ...>
[pid  3490] 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  3493] <... exit resumed>)         = ?
[pid  3493] +++ exited with 0 +++
[pid  3490] 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  3490] 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  3490] close(3)                    = 0
[pid  3490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3490] setsid()                    = 1
[pid  3490] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  3490] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  3490] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  3490] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  3490] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  3490] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  3490] unshare(CLONE_NEWNS)        = 0
[pid  3490] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  3490] unshare(CLONE_NEWIPC)       = 0
[  119.448003][ T3492] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[  119.457168][ T3491] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[pid  3490] unshare(CLONE_NEWCGROUP)    = 0
[pid  3490] unshare(CLONE_NEWUTS)       = 0
[pid  3490] unshare(CLONE_SYSVSEM)      = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "16777216", 8)     = 8
[pid  3490] close(3)                    = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "536870912", 9)    = 9
[pid  3490] close(3)                    = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "1024", 4)         = 4
[pid  3490] close(3)                    = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "8192", 4)         = 4
[pid  3490] close(3)                    = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "1024", 4)         = 4
[pid  3490] close(3)                    = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "1024", 4)         = 4
[pid  3490] close(3)                    = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "1024 1048576 500 1024", 21) = 21
[pid  3490] close(3)                    = 0
[pid  3490] getpid()                    = 1
[pid  3490] 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  3490] 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  3490] unshare(CLONE_NEWNET)       = 0
[pid  3490] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  3490] write(3, "0 65535", 7)      = 7
[pid  3490] close(3)                    = 0
[pid  3490] mkdir("/dev/binderfs", 0777) = 0
[pid  3490] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  3490] symlink("/dev/binderfs", "./binderfs") = 0
[pid  3490] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555569655d0) = 3
./strace-static-x86_64: Process 3494 attached
[pid  3494] set_robust_list(0x5555569655e0, 24) = 0
[pid  3494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  3494] setpgid(0, 0)               = 0
[pid  3494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  3494] write(3, "1000", 4)         = 4
[pid  3494] close(3)                    = 0
[pid  3494] openat(AT_FDCWD, "/dev/bus/usb/007/001", O_RDONLY) = 3
[pid  3494] mmap(0x20000000, 4194304, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_EXECUTABLE, 3, 0) = 0x20000000
[pid  3494] openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 4
[pid  3494] write(4, "18", 2)           = 2
[  119.666584][ T3494] ------------[ cut here ]------------
[  119.672324][ T3494] WARNING: CPU: 1 PID: 3494 at arch/x86/mm/pat/memtype.c:1107 untrack_pfn+0x407/0x5b0
[  119.682240][ T3494] Modules linked in:
[  119.686243][ T3494] CPU: 1 PID: 3494 Comm: syz-executor842 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0
[  119.696952][ T3494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[  119.707210][ T3494] RIP: 0010:untrack_pfn+0x407/0x5b0
[  119.712714][ T3494] Code: 90 0c 00 00 31 ff 89 c6 e8 46 95 53 00 85 db 74 0b f7 d3 44 21 f3 0f 84 2a 01 00 00 45 85 f6 0f 84 32 01 00 00 e8 79 91 53 00 <0f> 0b eb 5b 44 8b 75 c8 48 8d 7d c8 e8 58 94 d2 00 44 8b 20 44 8b
[  119.732579][ T3494] RSP: 0018:ffff888122adf758 EFLAGS: 00010293
[  119.738773][ T3494] RAX: ffffffff8156ef57 RBX: 0000000000000000 RCX: ffff88810e5bc180
[  119.747054][ T3494] =====================================================
[  119.754263][ T3494] BUG: KMSAN: uninit-value in __show_regs+0xb20/0xc90
[  119.761183][ T3494]  __show_regs+0xb20/0xc90
[  119.765848][ T3494]  show_regs+0x6e/0xd0
[  119.770049][ T3494]  __warn+0x242/0x580
[  119.774211][ T3494]  report_bug+0x7ff/0xa10
[  119.778648][ T3494]  handle_bug+0x41/0x70
[  119.782997][ T3494]  exc_invalid_op+0x1b/0x50
[  119.787619][ T3494]  asm_exc_invalid_op+0x1b/0x20
[  119.792685][ T3494]  untrack_pfn+0x407/0x5b0
[  119.797214][ T3494]  unmap_single_vma+0x2d1/0x570
[  119.802330][ T3494]  unmap_vmas+0x247/0x430
[  119.806763][ T3494]  exit_mmap+0x1af/0x780
[  119.811120][ T3494]  __mmput+0x147/0x510
[  119.815473][ T3494]  dup_mm+0x283/0x680
[  119.819595][ T3494]  copy_mm+0x141/0x2b0
[  119.823848][ T3494]  copy_process+0x2afb/0x69f0
[  119.828681][ T3494]  kernel_clone+0x42f/0x1120
[  119.833494][ T3494]  __x64_sys_clone+0x261/0x390
[  119.838408][ T3494]  do_syscall_64+0x3d/0xb0
[  119.843039][ T3494]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[  119.849193][ T3494] 
[  119.851547][ T3494] Local variable ptl created at:
[  119.857140][ T3494]  follow_phys+0x67/0x430
[  119.861588][ T3494]  untrack_pfn+0x3bd/0x5b0
[  119.866258][ T3494] 
[  119.868648][ T3494] CPU: 1 PID: 3494 Comm: syz-executor842 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0
[  119.879383][ T3494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[  119.889628][ T3494] =====================================================
[  119.896732][ T3494] Disabling lock debugging due to kernel taint
[  119.903038][ T3494] Kernel panic - not syncing: kmsan.panic set ...
[  119.909544][ T3494] CPU: 1 PID: 3494 Comm: syz-executor842 Tainted: G    B              6.0.0-rc5-syzkaller-48543-g968c2729e576 #0
[  119.921560][ T3494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
[  119.931694][ T3494] Call Trace:
[  119.935037][ T3494]  <TASK>
[  119.938012][ T3494]  dump_stack_lvl+0x1c8/0x256
[  119.942904][ T3494]  dump_stack+0x1a/0x1c
[  119.947219][ T3494]  panic+0x4d3/0xc69
[  119.951247][ T3494]  ? add_taint+0x104/0x1a0
[  119.955763][ T3494]  kmsan_report+0x2cc/0x2d0
[  119.960434][ T3494]  ? __msan_warning+0x92/0x110
[  119.965311][ T3494]  ? __show_regs+0xb20/0xc90
[  119.970006][ T3494]  ? show_regs+0x6e/0xd0
[  119.974387][ T3494]  ? __warn+0x242/0x580
[  119.978682][ T3494]  ? report_bug+0x7ff/0xa10
[  119.983273][ T3494]  ? handle_bug+0x41/0x70
[  119.987732][ T3494]  ? exc_invalid_op+0x1b/0x50
[  119.992519][ T3494]  ? asm_exc_invalid_op+0x1b/0x20
[  119.997683][ T3494]  ? untrack_pfn+0x407/0x5b0
[  120.002364][ T3494]  ? unmap_single_vma+0x2d1/0x570
[  120.007505][ T3494]  ? unmap_vmas+0x247/0x430
[  120.012111][ T3494]  ? exit_mmap+0x1af/0x780
[  120.016668][ T3494]  ? __mmput+0x147/0x510
[  120.021011][ T3494]  ? dup_mm+0x283/0x680
[  120.025306][ T3494]  ? copy_mm+0x141/0x2b0
[  120.029681][ T3494]  ? copy_process+0x2afb/0x69f0
[  120.034635][ T3494]  ? kernel_clone+0x42f/0x1120
[  120.039546][ T3494]  ? __x64_sys_clone+0x261/0x390
[  120.044593][ T3494]  ? do_syscall_64+0x3d/0xb0
[  120.049273][ T3494]  ? entry_SYSCALL_64_after_hwframe+0x63/0xcd
[  120.055534][ T3494]  ? vprintk_default+0x3a/0x50
[  120.060439][ T3494]  ? vprintk+0xfa/0x110
[  120.064706][ T3494]  ? _printk+0x160/0x19f
[  120.069108][ T3494]  ? untrack_pfn+0x407/0x5b0
[  120.073794][ T3494]  ? kmsan_get_shadow_origin_ptr+0x49/0xa0
[  120.079773][ T3494]  __msan_warning+0x92/0x110
[  120.084498][ T3494]  __show_regs+0xb20/0xc90
[  120.089047][ T3494]  show_regs+0x6e/0xd0
[  120.093265][ T3494]  __warn+0x242/0x580
[  120.097389][ T3494]  ? untrack_pfn+0x407/0x5b0
[  120.102086][ T3494]  report_bug+0x7ff/0xa10
[  120.106559][ T3494]  ? untrack_pfn+0x407/0x5b0
[  120.111270][ T3494]  handle_bug+0x41/0x70
[  120.115529][ T3494]  exc_invalid_op+0x1b/0x50
[  120.120153][ T3494]  asm_exc_invalid_op+0x1b/0x20
[  120.125132][ T3494] RIP: 0010:untrack_pfn+0x407/0x5b0
[  120.130482][ T3494] Code: 90 0c 00 00 31 ff 89 c6 e8 46 95 53 00 85 db 74 0b f7 d3 44 21 f3 0f 84 2a 01 00 00 45 85 f6 0f 84 32 01 00 00 e8 79 91 53 00 <0f> 0b eb 5b 44 8b 75 c8 48 8d 7d c8 e8 58 94 d2 00 44 8b 20 44 8b
[  120.150229][ T3494] RSP: 0018:ffff888122adf758 EFLAGS: 00010293
[  120.156373][ T3494] RAX: ffffffff8156ef57 RBX: 0000000000000000 RCX: ffff88810e5bc180
[  120.164434][ T3494] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[  120.172523][ T3494] RBP: ffff888122adf7f0 R08: ffffffff8156ef3a R09: ffff8881222df708
[  120.180603][ T3494] R10: ffff888122adf698 R11: ffff8881226df8d0 R12: ffff888122ad8190
[  120.188647][ T3494] R13: ffff88810e5bccd8 R14: 00000000ffffffea R15: 0000000000000000
[  120.196720][ T3494]  ? untrack_pfn+0x3ea/0x5b0
[  120.201449][ T3494]  ? untrack_pfn+0x407/0x5b0
[  120.206152][ T3494]  ? untrack_pfn+0x407/0x5b0
[  120.210865][ T3494]  ? uprobe_munmap+0x222/0x6b0
[  120.215755][ T3494]  unmap_single_vma+0x2d1/0x570
[  120.220744][ T3494]  unmap_vmas+0x247/0x430
[  120.225188][ T3494]  exit_mmap+0x1af/0x780
[  120.229571][ T3494]  ? exit_aio+0x69/0x3f0
[  120.233925][ T3494]  ? kmsan_get_shadow_origin_ptr+0x49/0xa0
[  120.239866][ T3494]  __mmput+0x147/0x510
[  120.244086][ T3494]  ? kmsan_internal_unpoison_memory+0x10/0x20
[  120.250313][ T3494]  dup_mm+0x283/0x680
[  120.254393][ T3494]  copy_mm+0x141/0x2b0
[  120.258560][ T3494]  copy_process+0x2afb/0x69f0
[  120.263366][ T3494]  ? kernel_clone+0x62/0x1120
[  120.268214][ T3494]  kernel_clone+0x42f/0x1120
[  120.272955][ T3494]  ? kmsan_internal_unpoison_memory+0x10/0x20
[  120.279134][ T3494]  __x64_sys_clone+0x261/0x390
[  120.284052][ T3494]  do_syscall_64+0x3d/0xb0
[  120.288574][ T3494]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[  120.294587][ T3494] RIP: 0033:0x7fdfd22c4aa9
[  120.299104][ T3494] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 a1 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[  120.318824][ T3494] RSP: 002b:00007fff21cb54f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[  120.327341][ T3494] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdfd22c4aa9
[  120.335415][ T3494] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[  120.343451][ T3494] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[  120.351529][ T3494] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff21cb5540
[  120.359594][ T3494] R13: 00007fff21cb5550 R14: 00007fff21cb5560 R15: 00007fff21cb5570
[  120.367653][ T3494]  </TASK>
[  120.370948][ T3494] Kernel Offset: disabled
[  120.375327][ T3494] Rebooting in 86400 seconds..