last executing test programs:

24.699281815s ago: executing program 2 (id=561):
mkdir(&(0x7f0000000040)='./file0\x00', 0x0)
extattr_set_file(&(0x7f00000001c0)='./file0\x00', 0x2, &(0x7f0000000200)='-\x00', 0x0, 0x0)
rmdir(&(0x7f0000000000)='./file0\x00')

24.37804555s ago: executing program 2 (id=564):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0xa, &(0x7f0000000180)={@in={{0x10, 0x2, 0x3, @multicast2}}, 0x0, 0x8001, 0xc6b, 0x290, 0x0, 0xfffd}, 0x98)
connect$inet(r0, &(0x7f0000000000)={0x10, 0x2, 0x0, @rand_addr=0x6}, 0x10)

23.981532879s ago: executing program 2 (id=567):
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(r0, &(0x7f00000000c0)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c)
connect$inet6(r0, &(0x7f0000000040)={0x1c, 0x1c, 0x3, 0x0, @rand_addr="0000000000001a000100", 0x4}, 0x25)

23.586136822s ago: executing program 2 (id=571):
r0 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CIOCGSESSION2(r0, 0xc040636a, &(0x7f0000000040)={0x17, 0xe, 0x10, &(0x7f0000000080)="3c022e61792eecb07f8aee18e5aa3505", 0x0, 0x0, 0xffffffff, 0xfdffffff, [0x0, 0x0, 0x80000]})
ioctl$CIOCCRYPT(r0, 0xc0306367, &(0x7f0000001300)={0x0, 0x1, 0x0, 0xfff, &(0x7f00000003c0), 0x0, 0x0, &(0x7f0000000400)})

23.238138729s ago: executing program 2 (id=573):
r0 = socket(0x1c, 0x10000001, 0x84)
connect$inet6(r0, &(0x7f0000000000)={0x1c, 0x1c, 0x1, 0x800004, @local={0xfe, 0x80, '\x00', 0x0}, 0x100045}, 0x1c)
getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0x101, &(0x7f0000001680)={@in={{0x10, 0x2, 0x3, @loopback}}, 0x0, 0x2, 0x5, 0x6, 0x1ff, 0x5}, &(0x7f0000001740)=0x98)

22.433960981s ago: executing program 2 (id=578):
rtprio(0x1, 0x0, &(0x7f0000000000)={0x4})
aio_mlock(&(0x7f0000000500)={0xffffffffffffffff, 0x26f9, 0x0, 0x0, [0xb, 0x6], 0x4, 0x18, 0x5, {0x2, 0x100000000, &(0x7f00000003c0)}, {0x1, 0x16, @sigval_int=0x8}})

3.397748854s ago: executing program 3 (id=710):
r0 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CIOCGSESSION2(r0, 0xc040636a, &(0x7f0000000040)={0x2a, 0x0, 0x20, &(0x7f0000000080)="3c022e61792eecb07f8aee18e5aa3505d7dbce4235fc3735fbe8e5aa4f4bb674", 0x0, 0x0, 0x0, 0xfdffffff})
ioctl$CIOCCRYPT(r0, 0xc0306367, &(0x7f0000001300)={0x0, 0x1, 0xffff, 0x8, &(0x7f00000002c0), 0x0, 0x0, &(0x7f0000000280)})

3.233761547s ago: executing program 3 (id=713):
r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
connect$inet(r0, &(0x7f0000000240)={0x10, 0x2, 0x0, @local={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet_int(r0, 0x0, 0x2, &(0x7f0000000000)=0xa4d, 0x4)
sendto$inet(r0, &(0x7f0000000040)="0aefa04e716bf4dc21a91890a804f67e03cbf57f", 0x14, 0x4, 0x0, 0x0)

2.538532595s ago: executing program 3 (id=716):
cap_enter()
openat$crypto(0xffffffffffffff9c, &(0x7f0000000000), 0x200000, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
freebsd12_shm_open(&(0x7f0000000000)='./file0\x00', 0x200, 0x1)

2.407157319s ago: executing program 3 (id=717):
r0 = socket$inet(0x2, 0x4000000000000001, 0x0)
setsockopt$inet_tcp_int(r0, 0x6, 0x22, &(0x7f0000000200)=0x3, 0x4)
sendto$inet(r0, 0x0, 0x0, 0x20081, &(0x7f0000000000)={0x10, 0x2, 0x0, @loopback}, 0x10)

1.975074945s ago: executing program 3 (id=721):
r0 = openat$bpf(0xffffff9c, &(0x7f0000000000), 0x0, 0x0)
r1 = getpid()
fcntl$setown(r0, 0x6, r1)
rfork(0x3060)

1.779276043s ago: executing program 0 (id=722):
r0 = socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
setsockopt$inet6_MRT6_ADD_MFC(0xffffffffffffffff, 0x29, 0x68, &(0x7f0000000080)={{0x1c, 0x1c, 0x2, 0x0, @loopback}, {0x1c, 0x1c, 0x0, 0x0, @rand_addr="f57799109f9cc24cb1b9a9bab803227d"}}, 0x5c)
setsockopt$inet6_IPV6_RTHDR(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[], 0x38)
connect$inet6(r0, &(0x7f0000000000)={0xffd7, 0x1c, 0x3, 0x0, @rand_addr="000000000000fe00000000080a4000"}, 0x1c)

1.567648301s ago: executing program 3 (id=724):
ktimer_create(0x0, 0x0, &(0x7f0000000180))
ktimer_create(0x0, 0x0, &(0x7f00000001c0))
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000180)={0x13, 0x0, 0xffffffffffffffff})

1.320131004s ago: executing program 1 (id=725):
r0 = openat$filemon(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0)
r1 = __specialfd$eventfd(0x1, &(0x7f0000000000), 0x8)
ioctl$FILEMON_SET_FD(r0, 0xc0045301, &(0x7f0000000080)=r1)
dup2(r1, r0)

1.164700964s ago: executing program 0 (id=726):
r0 = socket$inet(0x2, 0x3, 0x2)
setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000040)={@multicast2, @local}, 0xc)
setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f00000000c0)=ANY=[@ANYBLOB="e0000002ac1414aa000000000300"], 0x1c)
syz_emit_ethernet(0x36, &(0x7f0000000000)={@empty, @remote, [], {@ipv4}})

1.128325745s ago: executing program 1 (id=727):
r0 = socket(0x1c, 0x10000001, 0x84)
connect$inet6(r0, &(0x7f0000000000)={0x4b, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}}, 0x1c)
getsockopt$inet_sctp_SCTP_EVENT(r0, 0x84, 0x1e, &(0x7f00000000c0)={0x0, 0x4, 0x8}, &(0x7f0000000100)=0x8)

915.540624ms ago: executing program 1 (id=728):
r0 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000080), 0x4, 0x0)
ioctl$CIOCGSESSION2(r0, 0xc040636a, &(0x7f00000000c0)={0x1f, 0x0, 0x10, &(0x7f0000000100)="0b6fac4103e7a00d4689e808d0d4753c", 0x0, 0x0, 0x0, 0x7d86699a, [0x0, 0x0, 0x0, 0xda]})
ioctl$CIOCCRYPT(r0, 0xc0306367, &(0x7f0000000640)={0x0, 0x2, 0x0, 0xa7dd, &(0x7f0000000200), 0x0, 0x0, 0x0})

908.462854ms ago: executing program 0 (id=729):
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
connect$inet(r0, &(0x7f00000004c0)={0x10, 0x2, 0x0, @remote={0xac, 0x14, 0x0}}, 0x10)
setsockopt$inet_sctp_SCTP_AUTH_KEY(r0, 0x84, 0x13, &(0x7f0000000040)={0x0, 0x400}, 0x8)

753.485327ms ago: executing program 1 (id=730):
socket$inet6_sctp(0x1c, 0x5, 0x84)
fcntl$lock(0xffffffffffffffff, 0xb, 0x0)
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
connect$inet(r0, &(0x7f0000000240)={0x10, 0x2, 0x2, @multicast2}, 0x10)

692.55612ms ago: executing program 0 (id=731):
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000140), 0x4, 0x0)
sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000680)={&(0x7f0000000640)=@in6={0x1c, 0x1c, 0x1, 0x0, @remote={0xfe, 0x80, '\x00', 0x0}, 0x202}, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x180}, 0x0)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5)
ioctl$DIOCRCLRTSTATS(r0, 0xc0184407, &(0x7f0000000680)={{"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", "ba5ffb78d3377eef2e501567cad30c784d983c4a82837689b072f0b90f00c170", 0x2000fff, 0x8f}, 0x0, 0x4, 0x200080005, 0x8, 0x7, 0x3, 0xffffffffffffffff, 0x2, 0x5})

480.832309ms ago: executing program 1 (id=732):
r0 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000080), 0xd00, 0x0)
ioctl$CIOCGSESSION2(r0, 0xc040636a, &(0x7f00000000c0)={0x19, 0x0, 0x10, &(0x7f0000000040)="0100743adeff", 0xfffffffffffffea9, 0x0, 0x0, 0x7d86619a, [0x0, 0x7]})
ioctl$CIOCCRYPT(r0, 0xc0306367, &(0x7f0000001500)={0x0, 0x1, 0x0, 0xffb0, &(0x7f0000000300), &(0x7f0000001300), 0x0, &(0x7f00000014c0)})

322.506364ms ago: executing program 0 (id=733):
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
connect$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x3, @rand_addr=0xff}, 0x10)
getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xe, &(0x7f0000000280)={0x0, 0x3}, &(0x7f0000000300)=0x8)

1.591824ms ago: executing program 0 (id=734):
r0 = socket(0x1c, 0x1, 0x0)
bind$inet6(r0, &(0x7f00000000c0)={0x1c, 0x1c, 0x0, 0x0, @loopback}, 0x1c)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r0, 0x6, 0x2000, &(0x7f0000000100)={'bbr\x00'}, 0x24)
connect$inet6(r0, &(0x7f0000000140)={0x1c, 0x1c, 0x0, 0x0, @rand_addr="8d7aee54b0794f6e51d0d19acffd3590"}, 0x1c)

0s ago: executing program 1 (id=735):
r0 = socket$inet_sctp(0x2, 0x5, 0x84)
bind$inet(r0, &(0x7f0000000140)={0x10, 0x2, 0x2, @loopback}, 0x10)
rfork(0x85000)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.0.30' (ED25519) to the list of known hosts.
UDP6: M_MCAST is set in a unicast packet.
Out of ktrace request objects.
if_delmulti_locked: detaching ifnet instance 0xfffffe0058776000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058776000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058776000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058776000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058776000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058776000
SYZFAIL: SIGILL
Connection to 10.128.0.30 closed by remote host.


FreeBSD/amd64 (ci-freebsd-main-2.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058777000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058777000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058777000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058776000
if_delmulti_locked: detaching ifnet instance 0xfffffe006e1da000
if_delmulti_locked: detaching ifnet instance 0xfffffe006e1da000
Expensive callout(9) function: 0xffffffff81a469b0(0) 0.003943382 s
if_delmulti_locked: detaching ifnet instance 0xfffffe006e1da000
if_delmulti_locked: detaching ifnet instance 0xfffffe00085d3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00085d3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00085d3000

FreeBSD/amd64 (ci-freebsd-main-2.us-central1-b.c.syzkaller.internal) (ttyu0)

login: pid 786 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 741 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe006e1da000
if_delmulti_locked: detaching ifnet instance 0xfffffe006e1da000
if_delmulti_locked: detaching ifnet instance 0xfffffe006e1da000
pid 761 (csh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 826 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped)
set $lines = 0
pid 747 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
Password:pid 736 (sh), jid 0, uid 0: exited on signal 4 (core dumped)
pid 746 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 338 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped)
pid 745 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe00085d3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00085d3000
if_delmulti_locked: detaching ifnet instance 0xfffffe00085d3000
pid 744 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 335 (dhclient), jid 0, uid 0: exited on signal 4 (core dumped)
pid 743 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 742 (getty), jid 0, uid 0: exited on signal 4 (core dumped)
pid 740 (getty), jid 0, uid 0: exited on signal 4 (core dumped)

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058777000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058777000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058777000
show registers
Password:
Login incorrect
login: ps
Password:
Login incorrect
login: show malloc
Password:
Login incorrect