last executing test programs:

203.585863ms ago: executing program 1 (id=2):
r0 = kqueue()
kevent(r0, &(0x7f0000000cc0)=[{0x0, 0xfffffffffffffff9, 0x23, 0x8}], 0x9, 0x0, 0x8000, 0x0) (fail_nth: 1)

53.394142ms ago: executing program 0 (id=1):
openat(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
fhopen(&(0x7f0000000000)={{[0x5c8951ac, 0x3bea9983]}, {0x0, 0x1, "0a0000009a165d5900"}}, 0x400000)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
fhstatfs(&(0x7f0000000000)={{[0x80052fb, 0xff]}, {0x11, 0x4, "00000600000000000000004000"}}, 0x0)
r0 = openat$crypto(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0)
ioctl$CIOCGSESSION2(r0, 0xc030636a, &(0x7f0000000080)={0x0, 0x23, 0x0, 0x0, 0x0, 0x0, 0x7ff, 0xfdffff85, [0x0, 0x1]})
ioctl$CIOCCRYPT(r0, 0xc01c6367, &(0x7f00000006c0)={0x0, 0x3, 0x0, 0x588, &(0x7f00000000c0)="28eee9bf01d0c630ac5f27746dee9083fb67530f4e70875a3551c51d14c8c903d5fed4c9eb8fbe9181ff913baf4b859fa48d36e04b8ab742be74", 0x0, 0x0, 0x0})
r1 = semget$private(0x0, 0x7, 0x0)
semop(r1, &(0x7f00000002c0)=[{0x0, 0x420}, {}], 0x2)
socket$inet6_sctp(0x1c, 0x5, 0x84)
socket$inet_sctp(0x2, 0x1, 0x84)
open$dir(&(0x7f0000000b80)='./file0\x00', 0x200, 0x0)
r2 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0)
r3 = socket(0x2, 0x2, 0x0)
sendmsg$inet6_sctp(r3, &(0x7f0000000800)={&(0x7f0000000100)=@in={0x10, 0x2, 0x1}, 0x10, 0x0, 0x0, 0x0, 0x14}, 0x0)
r4 = openat$crypto(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0)
ioctl$CIOCGSESSION2(r4, 0xc030636a, &(0x7f0000000080)={0x17, 0x1e, 0x10, &(0x7f00000000c0)="ec7b00002cfeff02000000000000007f", 0x0, 0x0, 0x0, 0xfdffed85})
ioctl$CIOCCRYPT(r4, 0xc01c6367, &(0x7f0000000100)={0x0, 0x2, 0x802f, 0x8000, &(0x7f0000000140), 0x0, 0x0, &(0x7f0000000500)="c9ff14c3642169b0a9110b6b9cf67f5fa50fbff94254f5707f979d20f643a82f2649d17c8608484c0d66503e4705d583207f7d8d5fda4de6f9d785968d2e2ed07b20d95b984802568100cbbe3a8841f4fffe040008cf190e12287f40324baef3870000e5e592c0d03687ffb7dc98757bfd4d2af17a3ea22468f6ec6ef2b7ec9fc95da7fc098c0136c5d9c826e924fc3fae85cb99021e053a6c6b18ffb70ede65c2d03606a0ef065efabe1a7f2b120a317b50a5b13c89a96b575722d0cb0f"})
open$dir(0x0, 0x200, 0x0)
symlinkat(&(0x7f0000000dc0)='./file0\x00', r2, &(0x7f0000000ec0)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
mkdirat(r2, 0x0, 0x0)
rename(&(0x7f0000000980)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000a80)='./file0\x00')
procctl$PROC_REAP_RELEASE(0x0, 0x0, 0x3, 0x14)
rmdir(&(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlink(&(0x7f0000000340)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlink(&(0x7f0000000840)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
open$dir(0x0, 0x200, 0x182b343dfaf80adc)
truncate(&(0x7f0000000340)='./file1\x00', 0x601)
symlinkat(0x0, 0xffffffffffffffff, 0x0)
open$dir(&(0x7f00000001c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x200000, 0x52)

0s ago: executing program 2 (id=3):
r0 = kqueue()
kevent(r0, &(0x7f0000000cc0)=[{0x0, 0xfffffffffffffff9, 0x23, 0x8}], 0x9, 0x0, 0x8000, 0x0)
ppoll(&(0x7f0000000000)=[{r0, 0x8}, {r0, 0x4}, {0xffffffffffffffff, 0x8}], 0x3, &(0x7f0000000040)={0x100020, 0x2}, &(0x7f0000000080)={[0xfffffc00, 0x7c0, 0x7, 0x8]}, 0x10)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.168' (ED25519) to the list of known hosts.
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa1000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa1000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa1000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059a9f000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059a9f000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059a9f000
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e800
SYZFAIL: failed to send rpc
fd=3 want=200 sent=0 n=-1 (errno 32: Broken pipe)


FreeBSD/amd64 (ci-freebsd-i386-4.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa0800
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa0800
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa0800
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e000
if_delmulti_locked: detaching ifnet instance 0xfffffe005983e800
if_delmulti_locked: detaching ifnet instance 0xfffffe005982b000
if_delmulti_locked: detaching ifnet instance 0xfffffe005982b000
if_delmulti_locked: detaching ifnet instance 0xfffffe005982b000
set $lines = 0
if_delmulti_locked: detaching ifnet instance 0xfffffe005982b000
if_delmulti_locked: detaching ifnet instance 0xfffffe005982b000
if_delmulti_locked: detaching ifnet instance 0xfffffe005982b000
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe005983e000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa1000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa1000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa1000

Login incorrect
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0059a9f000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059a9f000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059a9f000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa0800
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa0800
if_delmulti_locked: detaching ifnet instance 0xfffffe0059aa0800
show registers
Password:
Login incorrect
login: ps
Dec  3 02:09:37 ci-freebsd-i386-4 login[748]: 2 LOGIN FAILURES ON ttyu0
Password:
Login incorrect
login: show malloc
Password:
Login incorrect