last executing test programs:

19.058593502s ago: executing program 0 (id=8625):
cpuset_getaffinity(0x2, 0x2, 0x3, 0x0, 0x0)
socket(0x11, 0x3, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
open(&(0x7f0000000480)='./file0\x00', 0x2, 0x0)
listen(0xffffffffffffffff, 0x2)
socket$unix(0x1, 0x5, 0x0)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r1, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000240)={0x4b}, 0x8)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

18.989553103s ago: executing program 0 (id=8626):
cpuset_getaffinity(0x2, 0x2, 0x3, 0x0, 0x0)
socket(0x11, 0x3, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
open(&(0x7f0000000480)='./file0\x00', 0x2, 0x0)
listen(0xffffffffffffffff, 0x2)
socket$unix(0x1, 0x5, 0x0)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r1, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000240)={0x4b}, 0x8)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

18.940361026s ago: executing program 0 (id=8627):
cpuset_getaffinity(0x2, 0x2, 0x3, 0x0, 0x0)
socket(0x11, 0x3, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
open(&(0x7f0000000480)='./file0\x00', 0x2, 0x0)
listen(0xffffffffffffffff, 0x2)
socket$unix(0x1, 0x5, 0x0)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r1, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000240)={0x4b}, 0x8)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

18.939959272s ago: executing program 0 (id=8629):
cpuset_getaffinity(0x2, 0x2, 0x3, 0x0, 0x0)
socket(0x11, 0x3, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
open(&(0x7f0000000480)='./file0\x00', 0x2, 0x0)
bind$unix(0xffffffffffffffff, &(0x7f00000002c0)=@file={0xa, 0x1, './file1\x00'}, 0xa)
listen(0xffffffffffffffff, 0x2)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r1, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000240)={0x4b}, 0x8)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

18.90036811s ago: executing program 0 (id=8631):
cpuset_getaffinity(0x2, 0x2, 0x3, 0x0, 0x0)
socket(0x11, 0x3, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
bind$unix(0xffffffffffffffff, &(0x7f00000002c0)=@file={0xa, 0x1, './file1\x00'}, 0xa)
listen(0xffffffffffffffff, 0x2)
socket$unix(0x1, 0x5, 0x0)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r1, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000240)={0x4b}, 0x8)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

18.849947989s ago: executing program 0 (id=8636):
aio_waitcomplete(0x0, 0x0)
r0 = socket(0x1c, 0x1, 0x0)
r1 = open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x0)
ftruncate(r1, 0x3862)
r2 = open$dir(&(0x7f0000000700)='./file0\x00', 0x202, 0x0)
mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x12, r1, 0x2000)
mmap(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x7, 0x11, r2, 0x0)
mlock(&(0x7f0000ffb000/0x4000)=nil, 0x4000)
freebsd11_fstatfs(r1, &(0x7f0000000280))
socketpair$unix(0x1, 0x1, 0x0, 0x0)
r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
sendfile(0xffffffffffffffff, r3, 0x1f00, 0x0, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x8e, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6082d2f300183c00fe8800000000000000000000ad000001ff02000000000000000018"])
ioctl$KDGETMODE(r0, 0x40046676, 0x22e00000)

8.570135635s ago: executing program 2 (id=8680):
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
r0 = socket(0x2, 0x1, 0x0)
lgetfh(0x0, 0x0)
r1 = socket$inet(0x2, 0x1, 0x0)
listen(r1, 0x9)
r2 = kqueue()
kevent(r2, 0x0, 0x0, &(0x7f0000001f00)=[{}], 0x1, 0x0)
sendmsg$inet_sctp(r0, &(0x7f00000004c0)={&(0x7f00000001c0)=@in={0x10, 0x2, 0x2, @multicast2}, 0x10, 0x0}, 0x185)
r3 = socket(0x1c, 0x1, 0x0)
open$dir(&(0x7f0000000140)='./file0\x00', 0x2, 0x7e)
socketpair(0x1, 0x2, 0x3, &(0x7f00000000c0))
lchflags(&(0x7f0000000000)='./file0\x00', 0x8014)
openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x1, 0x0)
ioctl$KDGETMODE(r3, 0x40046676, 0x22e00000)

8.569906385s ago: executing program 3 (id=8682):
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
mkdir(&(0x7f0000000000)='./file0/file0\x00', 0x0)
setrlimit(0x6, &(0x7f0000000000)={0x10000000000b35d, 0x800000b35d})
mlockall(0x3)
truncate(&(0x7f0000000040)='./file0\x00', 0xaa480)
minherit(&(0x7f0000ff9000/0x1000)=nil, 0x820cf7000, 0x1)
fork()
kqueue()
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r0 = socket(0x1b, 0x3, 0x0)
sendto$inet6(r0, &(0x7f0000000000)="02121dd502000000000000008fc30d4e", 0x10, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x3, 0x410, 0xffffffffffffffff, 0x0)
mincore(&(0x7f000040d000/0x4000)=nil, 0x4000, &(0x7f0000001640)=""/4082)

8.569773679s ago: executing program 1 (id=8686):
pipe2(0x0, 0xd505eb4556f41fdb)
getuid()
aio_waitcomplete(0x0, 0x0)
socket$inet6_tcp(0x1c, 0x1, 0x0)
r0 = socket(0x1c, 0x1, 0x0)
ioctl$KDGETMODE(r0, 0x40046676, 0x22e00000)
setegid(0x0)
kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
ioctl$CIOCGSESSION2(0xffffffffffffffff, 0xc030636a, &(0x7f0000000040)={0x19, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10001, [0x0, 0x0, 0x0, 0x4000]})
lio_listio(0x0, &(0x7f0000000080)=[{0xffffffffffffffff, 0x200000000000001, 0x0, 0x0, [0x100, 0x7], 0x5, 0x1, 0x9, {0x4003, 0x9, 0x0}, {0x4, 0x12, @sigval_ptr=0x9, @thr={0x0, 0x0}}}, {0xffffffffffffffff, 0x0, 0x0, 0x0, [0x5, 0x10000], 0x49, 0x20, 0x5, {0x10, 0x10000007, 0x0}, {0x3, 0x2000001, @sival_ptr=0x2, @thr={&(0x7f0000001200)="f20f0026c4c15759c10f459f0d000000c4c17c5a05feefffff26660fee3dca97000067670f103b660f381d24baabc4c205a6d5c4c3d95e7b0d00", 0x0}}}], 0x2, 0x0)
lio_listio(0x1, 0x0, 0x0, &(0x7f0000000c40)={0x3, 0x1a, @sigval_int=0x110, @spare=[0x8, 0x9cff, 0x1c23, 0x9, 0x60, 0x6bf, 0xffffffca, 0x8]})
__semctl$SETALL(0x0, 0x0, 0x9, &(0x7f0000000080)=[0x199])
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
ioctl$KDGETMODE(r1, 0x40046676, 0x22e00000)

7.050159337s ago: executing program 2 (id=8683):
aio_waitcomplete(0x0, 0x0)
socket(0x1c, 0x1, 0x0)
r0 = open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x0)
ftruncate(r0, 0x3862)
r1 = open$dir(&(0x7f0000000700)='./file0\x00', 0x202, 0x0)
mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x12, r0, 0x2000)
mmap(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x7, 0x11, r1, 0x0)
mlock(&(0x7f0000ffb000/0x4000)=nil, 0x4000)
freebsd11_fstatfs(r0, &(0x7f0000000280))
socketpair$unix(0x1, 0x1, 0x0, 0x0)
r2 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
r3 = open$dir(&(0x7f0000000240)='./file0\x00', 0x2000000, 0x126)
sendfile(r3, r2, 0x1f00, 0x0, 0x0, 0x0, 0x0)
syz_emit_ethernet(0x8e, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6082d2f300183c00fe8800000000000000000000ad000001ff02000000000000000018"])

7.049992224s ago: executing program 3 (id=8684):
aio_waitcomplete(0x0, 0x0)
r0 = socket(0x1c, 0x1, 0x0)
r1 = open(&(0x7f0000000480)='./file0\x00', 0x80000000000206, 0x0)
ftruncate(r1, 0x3862)
r2 = open$dir(&(0x7f0000000700)='./file0\x00', 0x202, 0x0)
mmap(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x12, r1, 0x2000)
mmap(&(0x7f0000ff9000/0x4000)=nil, 0x4000, 0x7, 0x11, r2, 0x0)
mlock(&(0x7f0000ffb000/0x4000)=nil, 0x4000)
freebsd11_fstatfs(r1, &(0x7f0000000280))
socketpair$unix(0x1, 0x1, 0x0, 0x0)
dup2(0xffffffffffffffff, 0xffffffffffffffff)
open$dir(&(0x7f0000000240)='./file0\x00', 0x2000000, 0x126)
syz_emit_ethernet(0x8e, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffff0180c200000086dd6082d2f300183c00fe8800000000000000000000ad000001ff02000000000000000018"])
ioctl$KDGETMODE(r0, 0x40046676, 0x22e00000)

7.049861327s ago: executing program 1 (id=8685):
cpuset_getaffinity(0x2, 0x2, 0x3, 0x0, 0x0)
socket(0x11, 0x3, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
open(&(0x7f0000000480)='./file0\x00', 0x2, 0x0)
bind$unix(0xffffffffffffffff, &(0x7f00000002c0)=@file={0xa, 0x1, './file1\x00'}, 0xa)
listen(0xffffffffffffffff, 0x2)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r1, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000240)={0x4b}, 0x8)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

5.441146935s ago: executing program 1 (id=8687):
open(0x0, 0x615, 0x0)
r0 = open$dir(&(0x7f00000016c0)='./file0\x00', 0x1, 0x0)
r1 = kqueue()
kevent(r1, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
syz_extract_tcp_res(0x0, 0x1, 0x401)
r2 = socket$inet6_udp(0x1c, 0x2, 0x0)
ioctl$SMB_OLD_TRANS(r2, 0xc01c690c, &(0x7f0000000140)={0x6c, 0x6f, 0x30, @word, @buf="e2f7", 0x0, 0x0, 0x0, 0x0})
pipe2(0x0, 0x100004)
r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
setsockopt$sock_int(r3, 0xffff, 0x1001, 0x0, 0x0)
__semctl$SETVAL(0x0, 0x3, 0x8, &(0x7f00000001c0)=0x0)
readv(0xffffffffffffffff, 0x0, 0x0)
pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x1, 0x0)
clock_gettime(0xa, &(0x7f00000002c0))

5.440950097s ago: executing program 2 (id=8688):
cpuset_getaffinity(0x2, 0x2, 0x3, 0x0, 0x0)
socket(0x11, 0x3, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
open(&(0x7f0000000480)='./file0\x00', 0x2, 0x0)
listen(0xffffffffffffffff, 0x2)
socket$unix(0x1, 0x5, 0x0)
r0 = kqueue()
kevent(r0, &(0x7f0000000040)=[{0x0, 0xfffffffffffffff9, 0x9, 0x8, 0xe8c5, 0x1}], 0x1, 0x0, 0x0, 0x0)
r1 = socket(0x1c, 0x1, 0x0)
setsockopt$sock_int(r1, 0xffff, 0x1001, &(0x7f00000000c0)=0x101, 0x4)
bind$inet6(r1, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
setsockopt$inet6_IPV6_DSTOPTS(r1, 0x29, 0x32, &(0x7f0000000240)={0x4b}, 0x8)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
sendto$inet(r1, &(0x7f0000000200)="0e", 0xff66, 0x0, 0x0, 0x0)

5.440869323s ago: executing program 3 (id=8689):
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
mkdir(&(0x7f0000000000)='./file0/file0\x00', 0x0)
setrlimit(0x6, &(0x7f0000000000)={0x10000000000b35d, 0x800000b35d})
mlockall(0x3)
truncate(&(0x7f0000000040)='./file0\x00', 0xaa480)
minherit(&(0x7f0000ff9000/0x1000)=nil, 0x820cf7000, 0x1)
fork()
kqueue()
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r0 = socket(0x1b, 0x3, 0x0)
sendto$inet6(r0, &(0x7f0000000000)="02121dd502000000000000008fc30d4e", 0x10, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x3, 0x410, 0xffffffffffffffff, 0x0)
mincore(&(0x7f000040d000/0x4000)=nil, 0x4000, &(0x7f0000001640)=""/4082)

3.730197865s ago: executing program 1 (id=8690):
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
mkdir(&(0x7f0000000000)='./file0/file0\x00', 0x0)
setrlimit(0x6, &(0x7f0000000000)={0x10000000000b35d, 0x800000b35d})
mlockall(0x3)
truncate(&(0x7f0000000040)='./file0\x00', 0xaa480)
minherit(&(0x7f0000ff9000/0x1000)=nil, 0x820cf7000, 0x1)
fork()
kqueue()
ppoll(0x0, 0x0, 0x0, 0x0, 0x0)
socket$inet6_sctp(0x1c, 0x1, 0x84)
r0 = socket(0x1b, 0x3, 0x0)
sendto$inet6(r0, &(0x7f0000000000)="02121dd502000000000000008fc30d4e", 0x10, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x3, 0x410, 0xffffffffffffffff, 0x0)
mincore(&(0x7f000040d000/0x4000)=nil, 0x4000, &(0x7f0000001640)=""/4082)

3.730038622s ago: executing program 2 (id=8691):
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
fcntl$lock(r0, 0x25, &(0x7f0000000040)={0x1, 0x0, 0x200000000008b92, 0x6})
fcntl$lock(r0, 0x26, &(0x7f00000001c0)={0x1, 0x1, 0x7, 0x6})
fcntl$lock(r0, 0x5, &(0x7f0000000080)={0x0, 0x1, 0xbb7, 0x800})

3.729984523s ago: executing program 3 (id=8692):
syz_emit_ethernet(0x42, &(0x7f00000000c0)={@local, @random="df00004000", [], {@ipv4}})

1.857893562s ago: executing program 1 (id=8693):
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e20}, 0x10)
sendto$inet(r0, &(0x7f0000000180)='P', 0x1, 0x24000005, &(0x7f0000000040)={0x2, 0x4e20}, 0x10)
recvfrom(r0, 0x0, 0xffffffb0, 0x775, 0x0, 0x0)

1.85695562s ago: executing program 2 (id=8694):
r0 = socket(0x10, 0x3, 0x0)
write(r0, &(0x7f00000000c0)="240000001e005f0214fffffffffffff807000300a600000000000000080008001d000000", 0x24)

1.856348034s ago: executing program 3 (id=8695):
r0 = socket$inet6(0xa, 0x2, 0x0)
setsockopt$inet6_int(r0, 0x29, 0x2, &(0x7f0000000000)=0x8000, 0x4)

208.402µs ago: executing program 1 (id=8696):
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x0, 0xa4)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000), &(0x7f0000000040)=0x8)

55.32µs ago: executing program 2 (id=8697):
mkdir(&(0x7f0000000340)='./file\x00', 0x0)
mkdir(&(0x7f00000000c0)='./file/file0\x00', 0x160)
open$dir(&(0x7f0000000240)='./file/file0/../\x00', 0x2000000, 0x5)

0s ago: executing program 3 (id=8698):
mkdir(&(0x7f0000000300)='./bus\x00', 0x0)
mount(&(0x7f00000003c0), &(0x7f00000002c0)='./bus\x00', 0x0, 0x0)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.0.207' (ED25519) to the list of known hosts.
Expensive callout(9) function: 0xffffffff81a805a0(0xfffffe0074ea0000) 0.005060483 s
Out of ktrace request objects.
if_delmulti_locked: detaching ifnet instance 0xfffffe00077c4c00
lock order reversal:
 1st 0xfffffe00543e2070 ufs (ufs, lockmgr) @ /syzkaller/managers/i386/kernel/sys/kern/vfs_mount.c:2264
 2nd 0xfffffe0059a17908 devfs (devfs, lockmgr) @ /syzkaller/managers/i386/kernel/sys/kern/vfs_subr.c:3395
lock order ufs -> devfs attempted at:
#0 0xffffffff816a3722 at witness_checkorder+0x1652
#1 0xffffffff8150e135 at lockmgr_xlock+0xa5
#2 0xffffffff8235ade7 at VOP_LOCK1_APV+0x57
#3 0xffffffff8181463e at _vn_lock+0x14e
#4 0xffffffff817d4f8f at vget_finish+0x10f
#5 0xffffffff811f3513 at devfs_allocv+0x183
#6 0xffffffff811f24d7 at devfs_root+0xb7
#7 0xffffffff817e2ca9 at vfs_cache_root_fallback+0x1a9
#8 0xffffffff817d7936 at vflush+0x1a6
#9 0xffffffff811f2319 at devfs_unmount+0x69
#10 0xffffffff817bee72 at dounmount+0xf22
#11 0xffffffff817bde18 at kern_unmount+0x648
#12 0xffffffff823204f2 at ia32_syscall+0x4d2
#13 0xffffffff82135ecf at int0x80_syscall_common+0x9c
ktrace write failed, errno 27, tracing stopped for pid 740
ktrace write failed, errno 27, tracing stopped for pid 739
ktrace write failed, errno 27, tracing stopped for pid 741
ktrace write failed, errno 27, tracing stopped for pid 742
ktrace write failed, errno 27, tracing stopped for pid 744
ktrace write failed, errno 27, tracing stopped for pid 743
ktrace write failed, errno 27, tracing stopped for pid 745
ktrace write failed, errno 27, tracing stopped for pid 746
ktrace write failed, errno 27, tracing stopped for pid 747
ktrace write failed, errno 27, tracing stopped for pid 334
ktrace write failed, errno 27, tracing stopped for pid 337
pid 494 (syslogd), jid 0, uid 0: exited on signal 10 (core dumped)
ktrace write failed, errno 27, tracing stopped for pid 736
ktrace write failed, errno 27, tracing stopped for pid 735
ktrace write failed, errno 27, tracing stopped for pid 737
ktrace write failed, errno 27, tracing stopped for pid 685
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: open of /dev/kcov failed
 (errno 2: No such file or directory)
SYZFAIL: repeatedly failed to execute the program
proc=0 req=8639 state=1 status=67 (errno 9: Bad file descriptor)
ktrace write failed, errno 27, tracing stopped for pid 762
ktrace write failed, errno 27, tracing stopped for pid 764
ktrace write failed, errno 27, tracing stopped for pid 681