last executing test programs:

687.212622ms ago: executing program 0 (id=1):
r0 = kqueue()
kevent(r0, &(0x7f0000000100)=[{0x0, 0xfffffffffffffff9, 0xb, 0x8, 0xe8c5}], 0x1, 0x0, 0x0, 0x0)
bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0x1c, 0x1c, 0x3, 0x0, @empty}, 0x1c)
r1 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendmsg$inet6_sctp(0xffffffffffffffff, 0x0, 0x18c)
connect$inet6(0xffffffffffffffff, 0x0, 0x0)
r2 = open(&(0x7f0000000180)='./file0\x00', 0x200, 0x0)
setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffff9c, 0x6, 0x40, 0x0, 0x0)
ioctl$DIOCGETALTQV0(r1, 0xc1004430, &(0x7f0000000240)="e4a48b2934787aa776ddd90d6bafeedea7100f09030161416e3f7ee45fc12174f275bac010225b9fdc8c5010f5cf7df42cbad46ebcdd2b92abfa04c3d840597eb36f47331b08c0f7a961326a5ec88fdff639e06220df6a6d9689b3f4979e9539e39123764cfa3c567035add7f9b8c2684fe57f8ade93f7c8c073768d57bbf80cf5414b84cebe39eab6aab9ac428a82a1d3426f83de63d570c3c4dbc10cc07572bf00d63773bf20aba669a32068787c276453")
ktimer_create(0x4, 0x0, 0xffffffffffffffff)
r3 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0)
extattr_get_file(0x0, 0x1, 0x0, &(0x7f00000013c0)=""/4096, 0x1000)
symlinkat(&(0x7f0000000700)='./file0\x00', r3, &(0x7f00000004c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
fcntl$lock(r0, 0xb, &(0x7f00000001c0)={0x3, 0x2, 0x5, 0x4})
renameat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000180)='./file1\x00')
sendto$inet(0xffffffffffffffff, &(0x7f0000000200), 0x0, 0x0, 0x0, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000003c0), 0x0, &(0x7f0000000e80)=ANY=[], 0x100, 0x20001}, 0x20180)
setresgid(0xee00, 0xee01, 0x0)
ktrace(&(0x7f0000000200)='./file0\x00', 0x4, 0xd27d43220c7df9b, 0x0)
cpuset_setaffinity(0x3, 0x4, 0x1e, 0x8, &(0x7f0000000380)={[0x2]})
getsockopt$inet6_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x29, &(0x7f0000000040)={<r4=>0x0, 0x7}, &(0x7f0000000080)=0x8)
setsockopt$inet_sctp_SCTP_EVENT(r2, 0x84, 0x1e, &(0x7f0000000300)={r4, 0x5, 0x7}, 0x8)

448.80496ms ago: executing program 0 (id=5):
minherit(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0)
mlock(&(0x7f0000ffd000/0x1000)=nil, 0x1000)

341.423481ms ago: executing program 0 (id=6):
r0 = openat$crypto(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0)
ioctl$CIOCGSESSION2(r0, 0xc040636a, &(0x7f0000000440)={0x28, 0x1e, 0x10, &(0x7f0000000200)="3c9e89526b1f00b07f8aee18e5aa3505", 0x0, 0x0, 0x4, 0xfefffe0c, [0x0, 0x5, 0x20a, 0xc406]})
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = openat$crypto(0xffffffffffffff9c, &(0x7f00000004c0), 0x10000, 0x0)
ioctl$CIOCGSESSION2(r2, 0xc040636a, &(0x7f0000000080)={0x0, 0x1d, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfdefffff, [0x0, 0x0, 0x0, 0xb1]})
openat(0xffffffffffffff9c, 0x0, 0x200201, 0x0)
__semctl$GETNCNT(0x0, 0x0, 0x3)
kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
kevent(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
r3 = kqueue()
kevent(r3, 0x0, 0x0, &(0x7f00000004c0), 0x0, 0x0)
symlinkat(0x0, 0xffffffffffffffff, &(0x7f0000000ec0)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$crypto(0xffffffffffffff9c, &(0x7f0000000380), 0x100000, 0x0)
socket$inet6_icmp_raw(0x1c, 0x3, 0x3a)
sync()
sync()
ioctl$CIOCCRYPT(r2, 0xc0306367, &(0x7f0000000040)={0x0, 0x0, 0x70, 0x30038, &(0x7f0000000180), 0x0, 0x0, 0x0})
setsockopt$inet_mreqsrc(r1, 0x0, 0x48, &(0x7f0000000000)={@multicast1, @local={0xac, 0x14, 0x0}}, 0xc)
thr_suspend(0x0)
freebsd11_mknodat(0xffffffffffffff9c, 0x0, 0x1000, 0xffffff34)
select(0xfbff, 0x0, 0x0, &(0x7f0000001000)={0x0, 0x0, 0x0, 0x3000000}, &(0x7f0000001080))
rfork(0x4)

311.602819ms ago: executing program 1 (id=2):
r0 = socket$inet_udp(0x2, 0x2, 0x0)
fstatat(r0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040), 0x4200)
aio_waitcomplete(&(0x7f00000003c0)=&(0x7f0000000300)={r0, 0x200, &(0x7f0000000140)="d087c8bd5878650bd18542b6ca6d19906a", 0x11, [0xfffffff7, 0xe], 0x3, 0x2f, 0x4000, {0xa5c, 0x1, &(0x7f0000000180)="23de36d3442e46261a4ee9b11a7ea22d8bbd4520cb215fd1b72f722b6cf901a5f8535477de5c5d785c6e7c1b60174b9719348ad79764ab03a6bfcca19afb07900109b635eb0e49752c4b6cda8d674165789a4cdd5f416fb0ef715d48e4e2ead9576fc81d6514507d08460fe9127b71b9c16a4efecd8e5b84a9814ea856cd29c381f729f18d700ff0520896c2c5812e28f40007de38f34117a2d0a8f797874eb31529a136948b38a9902dd589b4bccbb1ed26f014e5d41f08b58bc839dda9f34ad7ab47f3a3a107450752"}, {0x3, 0x7, @sigval_int=0xe836, @thr={&(0x7f0000000280)="c422cd9e54d70ec4430d5cf679c4426d2c81a400000044d83ac4a1f95a34b426f2456d2e0f8bcd000000676542dee1c4637bf0656f4b46d2e2", &(0x7f00000002c0)="cb61d87ce971844f847b988f28e3d44c8c"}}}, &(0x7f0000000400)={0xfffffffffffffffa, 0x5})
r1 = socket$inet6_sctp(0x1c, 0x5, 0x84)
getsockopt$inet6_sctp_SCTP_EXPLICIT_EOR(r1, 0x84, 0x1b, &(0x7f0000000440), &(0x7f0000000480)=0x4)
r2 = getpgid(0x0)
procctl$PROC_WXMAP_STATUS(0x1, r2, 0x16, &(0x7f00000004c0))
r3 = dup(r0)
getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r3, 0x84, 0x104, &(0x7f0000000500), &(0x7f0000000540)=0x4)
r4 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
setsockopt$inet_int(r4, 0x0, 0x41, &(0x7f0000000580)=0x10, 0x4)
r5 = getppid()
setpgid(r2, r5)
setsockopt$sock_splice(r3, 0xffff, 0x1023, &(0x7f00000005c0)={r0, 0x5, {0x7f}}, 0x20)
r6 = socket(0x2, 0x1, 0x2)
fcntl$setflags(r6, 0x2, 0x0)
lseek(r6, 0xc, 0x4)
setsockopt$inet_sctp_SCTP_RECVRCVINFO(r3, 0x84, 0x1f, &(0x7f0000000600)=0x2, 0x4)
getsockopt$inet6_sctp_SCTP_INITMSG(r1, 0x84, 0x3, &(0x7f0000000640), &(0x7f0000000680)=0x8)
mount(&(0x7f00000006c0)='ufs\x00', &(0x7f0000000700)='./file0\x00', 0x200404, &(0x7f0000000740)="48aef5ac5e85717c076f938e1f378f050f7b6a5efb31bde5a5b404c61c923da338ce6c401d379325eefa187b567fc73e610f96e9e6b1d195d7df19b3ea5275af480634d541db76a31c126802a661f7edc0e8e37c39bf32c0ba08449e0a890efd1bd44570ef293f98fa92cec5443ca0994116c520811229f99be9b71d476c50716260d6ebf2241e2a8f1aaa387eb4a728dbebb10cb86f6760b43aca6992576b367d4b8f2744d9b31d03da8b2a8ea3737cc85ba5b811dc2b27d5981760dd04fbb5eb7af5eb50177d4edd0fd151ea94ee178cf2e9d7")
r7 = freebsd12_shm_open(&(0x7f0000000840)='./file0\x00', 0x2, 0x161)
posix_fadvise(r7, 0x9, 0x7, 0x3)
kmq_notify(0xffffffffffffff9c, &(0x7f0000000880)={0x2, 0x2, @sival_int=0x3, @ke_flags})
r8 = socket(0x1, 0x10000000, 0x5)
socket$inet_icmp_raw(0x2, 0x3, 0x1)
bindat$unix(r3, r6, &(0x7f0000000900)=@abs={0x8, 0xd87b1c4bfc7182ec, 0x0, 0x3}, 0x8)
setsockopt$inet_buf(r8, 0x0, 0x5c, &(0x7f0000000940)="4505afeed6444876a0b56e574c83cb68c421e1864aa6aa0f7cab0c6e92f8aad7f865c8f1c2ef38f84cb1a8e6b4c0a3572af607a868f8693f5d2ae18b910e407472ed92b60fe68d2bef1e9e5a46d2fdf3fcd2d8ec65da73b44f5ec4b68fb04889229894557839d3af0070c7d96fd07139453d6001c810dec623acf294d1486b237c5245dda07f820c1a0402ffa4eef428533ae89b114edef3c2fa08b1797a12a721fcf0614da8b305d59f515e3ca71f0376fe6e399842ac5c98ef67b6b773187f89750820fa94133acb04ea5a7b8a6b88061121cd87b5182daaefb7a6bce9b8ab972e3dcbcc75e7c735cf", 0xea)
connect$inet(r3, &(0x7f0000000a40)={0x10, 0x2, 0x3}, 0x10)
aio_error(&(0x7f0000000bc0)={r3, 0x101, &(0x7f0000000a80)="b2fba951e5c7231471f00b0ed76d649aceeaaecc4b0ac9d4b8cb6cfb7840e75bc5c058e56d5a20ff9a9d339d66db155f19aa8d15b8911813da84", 0x3a, [0xb0, 0x6], 0x9, 0x0, 0xe, {0x7c8, 0x9, &(0x7f0000000ac0)="fefc01b9ec836e7f489d57fd3f1a1aff572478991431ee6db937783f7a5e765b2629b3a1a1c8e26d217933a00ff5902c8d486270f0afe0a1aced7906c85a12688e7d75c8929bf2dbb2642502e2e470a349d196368f69e7458c34df4bb04d566bdc7289afbd2af1604f3cb1360587dc1018d025a1bfd54e97ed1cdfea15f9d4ac056dcd3ae5671a66c4fee9ffc17c32ec49a546142087cd0b14ad332e3881d3314b30e893a6931b23a635f42fba940e169da982b0702f52c6d8a70e1d3cf9903c14936e23313caeb08cce95bb5b0ebf5a0cd360c5deb5939cb47e54df18bfebc0e9"}, {0x2, 0x19, @sigval_int=0x3, @spare=[0x8, 0x80, 0x9, 0x8d2, 0xb, 0x5, 0x7]}})
lio_listio(0x0, &(0x7f0000000e00)=[{r0, 0x4, &(0x7f0000000c80)="086a679d258f337ff153afa522beae50d6fe8a3c5e43c99b457c20a2c8648c11a219d607986027f16a1485142572aabee073ba0adc73f06aaf566bfb03f7a2e128b447960602020891dfd148cc3a078681ff0cf879dba7715fe5cc0fa1e51daa4d271814ee37d5c9670f7804be9f13db6f9368a8bd128fc1664ec109cc1d9f378ba463b07108afb416b8b970c033a4ee8aa0083288c192fcd97cf0d5b80df49f4d26cc3e06516f077a267496ca8b7827d4f5ae2124cc57f785243c4413c7e8f8979eb642185ff1f9e67cdb0d61ed8a2a9c7f0d802977b43040171f5d1361a97e88063375b40b71e205", 0xe9, [0x1, 0x8], 0x0, 0x18, 0x4, {0x0, 0x2, &(0x7f0000000d80)="3cd9db7f2387a52d6cc237262a7ad5caa5aa13ef5971227171dbc209be808ef2007a6e0f9e1b90f31ccfa739086b8353408daa1605ec531e0d625e24e7cfaa76616efe085167e937cee570290b127258c1ca3313c9617de928bb491e4c5ed2d8fbf78639cb9de1a78a29b07bcc347ae6a3"}, {0x0, 0x4, @sigval_int=0x8, @spare=[0x8, 0xcc6, 0x0, 0x6, 0x8000000000000000, 0x0, 0x2, 0x1355]}}], 0x1, &(0x7f0000000ec0)={0x1, 0x17, @sigval_ptr=0xfff, @ke_flags=0xc017})

271.804522ms ago: executing program 2 (id=3):
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f00000003c0)={0x8, 0x0, 0x0, 0x7})

235.543651ms ago: executing program 3 (id=4):
open$dir(&(0x7f0000000180)='./file0\x00', 0x40000400000002c6, 0x0)
r0 = open(&(0x7f0000000340)='./file0\x00', 0x0, 0x0)
flock(r0, 0x3)
r1 = socket(0x11, 0x3, 0x0)
sendto$unix(r1, &(0x7f0000000740)="b100050390000000030008000700ca900f0e08fecea11ea8fef968f3c73fd3357aa0eb2c0900852e126336acf00b7804be781e4991f7addf5f882b2b7be1aa7923ed00f4c8b2ca3ebbc259699a1f132e27acb5d602000d7d026ba8af63ff37282934e4fd89720fd3872babfbb77008f5a872c881ff7cc53c894303b22f310b404f36a00f90006ee01be657aea8c5000000020000000000000f0200a371a3f80000feffffffffffff010000000000000000", 0xb1, 0x0, 0x0, 0x0)
setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x14, 0x0, 0x0)
r2 = open(&(0x7f0000000380)='./file0\x00', 0x205, 0x0)
procctl$PROC_REAP_STATUS(0x2, 0xffffffffffffffff, 0x4, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, <r3=>0x0})
fcntl$lock(r2, 0x9, &(0x7f0000000000)={0x0, 0x2, 0x0, 0x1000300010005, r3})
open$dir(&(0x7f0000000140)='./file0\x00', 0x8110, 0x0)
syz_emit_ethernet(0x66, &(0x7f00000025c0)={@local, @empty, [], {@ipv6={0x86dd, {0x0, 0x6, "ae029d", 0x30, 0x3a, 0xff, @local={0xfe, 0x80, '\x00', 0x0}, @mcast2, {[], @icmpv6=@dest_unreach={0x1, 0x3, 0x0, 0x6, '\x00', {0x5, 0x6, "ad526c", 0x8d9, 0x15, 0x1, @empty, @rand_addr="bf7be6b9fa06f549927f5637d5bf4695"}}}}}}})
mknodat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc0e99db6de761f86, 0x0)
extattr_set_file(&(0x7f0000000000)='./file0\x00', 0x2, &(0x7f0000000140)='\x00\x00', 0x0, 0x0)
open(&(0x7f0000000200)='./file/file0\x00', 0x4, 0x0)
mkdir(&(0x7f0000000000)='./file\x00', 0x0)
r4 = open(&(0x7f0000000240)='./file0\x00', 0x80000, 0x31)
flock(r2, 0x3)
socket$inet(0x2, 0x2, 0x0)
flock(r4, 0x2)
faccessat(0xffffffffffffffff, 0x0, 0x4, 0x400)
r5 = dup2(r4, r0)
setsockopt$inet_sctp_SCTP_RTOINFO(r5, 0x84, 0x1, 0x0, 0x0)
open(&(0x7f00000001c0)='./file0\x00', 0x2f9, 0x0)
rfork(0x85000)

216.082268ms ago: executing program 3 (id=7):
r0 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x40000400001803c1, 0x0)
pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0xf0f75}], 0x1, 0x0)
r1 = open(&(0x7f0000000000)='./file0\x00', 0x80, 0x54)
ftruncate(r1, 0x804)
r2 = socket$inet_icmp(0x2, 0x2, 0x1)
sendto$inet(r2, &(0x7f0000000000), 0x0, 0x5, &(0x7f0000000200)={0x10, 0x2, 0x0, @multicast2}, 0x10)
r3 = socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x5, 0x84)
fhlink(&(0x7f0000000500)={{[0x1, 0xffffffff]}, {0x3f, 0x1000, "7ab853d9d62416734afd1f58d82dec05"}}, &(0x7f0000000540)='./file0\x00')
r4 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r4, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r4, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
aio_error(&(0x7f0000000440)={r0, 0x3ff, &(0x7f0000000340)="85459704950212c688348d0e9ac5a0674809c3d0b58df7fa07a2545428897492360f88f405faae9e2c6427de24ca7214639f08e38de491e63af9bf3d91e752c57fc144a3bd78d3445f915ee49935c4256c21f151ee8584a64084274a5ce260a09a8edf7b212c17553764fd1b3c8003cda87b65182fda5667bb4f0fec76c2666933b0b99db7d6f2fefe2a4e2d2cca413f9ed62ce96a8b99f885d76f37f8c8cec5c1a65db4c03718e7bb7fa99b5d751d7271591cbbd033ce9f8d7a48441c194cfe7c6df6e3d4f095bf1e7c75a9895f4f26bea275fc912ac0b7bcd2314701089f4f3cfe029c8d4dbe", 0xe7, [0x2, 0xffffa063], 0x5, 0x8, 0x10, {0x2, 0x1, &(0x7f0000000180)="da3e2ac2926825d0d43d2c2735807bc21cc03dcbc7f1f18048f32a3b6e7a5f413f74f4bbf3b63b359bf9e3efcc0d7b755afa64244b615ded0b8afcd136f42e28fa4bac05b939bbd8fe89e89c8d17572fba92c101a5c7acc3a5f06949e9"}, {0x0, 0xa, @sigval_ptr=0x8000000000000000, @ke_flags=0x2}})
sendmsg$inet6_sctp(r4, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x14b}], 0x1, 0x0, 0x0, 0x81}, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000980)={'bbr\x00'}, 0x24)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @rand_addr=0x7fffffff}, 0x10)
r5 = socket$inet6_sctp(0x1c, 0x5, 0x84)
connect$inet6(r5, &(0x7f0000000300)={0x1c, 0x1c, 0x2, 0xfffffffe, @loopback, 0x8be}, 0x1c)
syz_emit_ethernet(0x2a, &(0x7f00000005c0)={@local, @remote, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x12, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @local={0xac, 0x14, 0x0}, @multicast1}, @icmp=@mask_request={0x11, 0x0, 0x0, 0x5}}}}})
pipe2(&(0x7f0000000080), 0x100004)
sendmsg$inet6_sctp(r3, &(0x7f0000001a80)={0x0, 0x0, &(0x7f0000001880)=[{&(0x7f0000000240)='g', 0x1}], 0x1, &(0x7f0000001a00)=ANY=[@ANYBLOB="300000008400000009000000ac1400bb100000008400000009000000e00000021000000084"], 0x4c, 0x185}, 0x9)
rfork(0x85000)

215.597085ms ago: executing program 1 (id=8):
r0 = socket(0x2, 0x1, 0x0)
setreuid(0xee00, 0xffffffffffffffff)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000180)={0xe, 0x1, 0x0, 0xfffffffd})
r1 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r1, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty, 0x20}, 0x1c)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="89000000ffff000001"], 0x9}, 0x0)
socketpair$unix(0x1, 0xe, 0x0, &(0x7f0000000240)={<r2=>0xffffffffffffffff})
openat$crypto(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0)
extattr_get_link(&(0x7f0000000100)='./file0\x00', 0x1, &(0x7f00000006c0)='\x90\xcf\xa3+\x00-=\\5\x81\xb2(\x8c&\xd9D\xbe\x97\xc7\"\xde\"^Z\x04\x1eC\xd3\xcb&\xb6\xc9:PM\x16SU\xef\xe8\xd6T\\\x93\x1f\xce\x19\xa1#Y\x1c\f{\\07\x11\xd1=\xb1\xc5\x9d\xb6M|\xc6@\x11H\xc4\x04\xaeQ\xffi\\\xa6?\xf2\x01O\xd6\xcc\xed[a\xf8u}\xad\x9a\xb8\x1d\x11\a\xa4\xf4o\xce \xe7\xafsZ\xb1.P\xa5\xc6.\xe9\"w$\x0f\xda\x81f\x83M&\x99\xcfn\xae\xe1p\x14\x95\xef\xabb9x\\\a\xf6\xcap\xbf\xe8?\xf5D\xad@\xe3\x13\xb3\xea\xecS\x1c6\xb4\xd9\xd7*/\x8bU\xe1\x88/C\xba\xb4}\x88\'+X\xf2R\xe1\x14\x81Q\xc0\xfb\x0f\xc8n\xa2\xecq\x94\xcf&\xcc\xe3\x11\xe1\xe2Q\xbc\xd4.4\xc1\xed\xac\xa8\x95\xb8\x99\xe7\x1c\xebSj\xfa\x96X\x8d\x00\xde', 0x0, 0x0)
sendmsg(r2, &(0x7f0000000380)={0x0, 0x32c, 0x0, 0x0, &(0x7f0000000000), 0x90}, 0x0)
setsockopt$inet6_sctp_SCTP_AUTH_CHUNK(r1, 0x84, 0x12, &(0x7f00000002c0), 0x1)
syz_emit_ethernet(0x2a, &(0x7f00000003c0)=ANY=[@ANYBLOB="ffffffffffffc61800b0000008004524001c0000000000720b0000002000001400aa4e204e2200089078b6f30dc27d3ee8b5a7a40fc6fcd8c9be7fc370ee41d5fa510917c0a71b602a8f96b430e6735dc4123277583f425491961c9846a4407f631feb39d8e98117c96e8866f420081ded69acac257d77f3bfb7906be3e8643761c6b384582b8facc67bd68d1524e4a5880065108f4ff2b9a069bd44454fad769f5e3e90136f88"])
writev(r0, &(0x7f0000000280)=[{&(0x7f0000000100)="edc99739ab34523d5c2db787e24cf4a059c6881ca21a949b18c1879c7cd74fca65168b6cc7c660f010442a9aa8eb7fda5362884efc0814262126b232788d028d5d1b1dcb9b0dacbbee5779885c8fad67910196253d8ecf2af6609335329eb5300baf95393f6e39f8a9da3c4a44ca6644226b9dcb886da08b14296c45947b", 0x7e}, {&(0x7f00000001c0)="50d3eb2962397c806c40cc7b44f3934825accdd3e48ea4ebe29dc6513641b6614b61c93e0161e560c3eb06fe02a69bc3980bb8b6f2c8933ee35e869bcebb9ec3d1ff391b51cef1441cd57ad200d024e2c26c3c77f2cbf4e7c66517267473b8", 0x5f}], 0x2)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x2, 0x0, @mcast1, 0x2}, 0x1c)
writev(r1, &(0x7f00000000c0)=[{&(0x7f0000000040)="b856f133d1e63bec74268c12f3932c427fcb5cbb23b484ef159f82cf555fbcf5", 0x20}], 0x1)
fcntl$setstatus(r0, 0x4, 0x8044)
rfork(0x1000)
socket$inet_icmp_raw(0x2, 0x3, 0x1)
syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="0000000000000001"])
writev(0xffffffffffffffff, &(0x7f0000000580)=[{&(0x7f0000000000)="b886b4e47f", 0x5}], 0x1)
syz_emit_ethernet(0x138, &(0x7f0000000000)=ANY=[@ANYBLOB="ff02"])
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
r3 = socket(0x2, 0x1, 0x0)
bind(r3, &(0x7f0000000000)=@un=@abs={0x0, 0xd}, 0x10)
listen(r3, 0x0)
r4 = socket(0x2, 0x1, 0x0)
sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x10, 0x2, 0x2, @multicast2}, 0x10)
shutdown(r4, 0x1)
accept(r3, 0x0, 0x0)

150.074473ms ago: executing program 0 (id=9):
unmount(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0x48000101)
fork()
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) (async)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
extattr_set_fd(0xffffffffffffffff, 0x1, &(0x7f0000000040)=':$&{\x00', 0x0, 0x0)
open(&(0x7f0000000180)='./file0\x00', 0x9edc91f934167058, 0x0)
r0 = socket(0x1c, 0x1, 0x0)
socket(0x1c, 0x20000001, 0x0) (async)
r1 = socket(0x1c, 0x20000001, 0x0)
setsockopt(r1, 0x60d, 0xd, &(0x7f0000001040)="5c8b2b2f546fc6d188ae6177469f80f367f06cbfa8436d57a075293220bf16409610ab4ed3e55f73b383b0df433511b16612229630dd865a544eea0ae841e44b741782b7c9021a31e858d2fc54145999cf2f454166362bb1a2b479a2eac1be1d8b1dd64d20c8d27d6d74eeb6eac844642752deee6aab5378032ead08fb95c7a4d027ba535bac47fc17dda3", 0x8b)
setsockopt$inet_tcp_TCP_RXTLS_ENABLE(r1, 0x6, 0x29, &(0x7f00000001c0)={&(0x7f0000000600)="8a4535aaf02f", 0x0, 0x0, 0x19, 0x6, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, "0000000000001e00"}, 0x40) (async)
setsockopt$inet_tcp_TCP_RXTLS_ENABLE(r1, 0x6, 0x29, &(0x7f00000001c0)={&(0x7f0000000600)="8a4535aaf02f", 0x0, 0x0, 0x19, 0x6, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, "0000000000001e00"}, 0x40)
setsockopt$inet_tcp_TCP_RXTLS_ENABLE(r0, 0x6, 0x29, &(0x7f00000003c0)={&(0x7f0000000400)="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", 0x0, 0x0, 0x19, 0x450, 0x0, 0x1a, 0x0, 0x0, 0x0, 0x1, "8308009b89696db5"}, 0x40)
getppid() (async)
r2 = getppid()
ktrace(&(0x7f0000000200)='./file1\x00', 0x4, 0xd27d43220c7ee9d, r2)

42.374567ms ago: executing program 32 (id=7):
r0 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x40000400001803c1, 0x0)
pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0xf0f75}], 0x1, 0x0)
r1 = open(&(0x7f0000000000)='./file0\x00', 0x80, 0x54)
ftruncate(r1, 0x804)
r2 = socket$inet_icmp(0x2, 0x2, 0x1)
sendto$inet(r2, &(0x7f0000000000), 0x0, 0x5, &(0x7f0000000200)={0x10, 0x2, 0x0, @multicast2}, 0x10)
r3 = socket$inet6_sctp(0x1c, 0x1, 0x84)
socket$inet6_sctp(0x1c, 0x5, 0x84)
fhlink(&(0x7f0000000500)={{[0x1, 0xffffffff]}, {0x3f, 0x1000, "7ab853d9d62416734afd1f58d82dec05"}}, &(0x7f0000000540)='./file0\x00')
r4 = socket(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r4, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
setsockopt$inet_tcp_int(r4, 0x6, 0x1, &(0x7f0000000040)=0x7, 0x4)
connect$inet(r4, &(0x7f00000000c0)={0x34, 0x2, 0x2, @rand_addr=0xfffffffe}, 0x10)
aio_error(&(0x7f0000000440)={r0, 0x3ff, &(0x7f0000000340)="85459704950212c688348d0e9ac5a0674809c3d0b58df7fa07a2545428897492360f88f405faae9e2c6427de24ca7214639f08e38de491e63af9bf3d91e752c57fc144a3bd78d3445f915ee49935c4256c21f151ee8584a64084274a5ce260a09a8edf7b212c17553764fd1b3c8003cda87b65182fda5667bb4f0fec76c2666933b0b99db7d6f2fefe2a4e2d2cca413f9ed62ce96a8b99f885d76f37f8c8cec5c1a65db4c03718e7bb7fa99b5d751d7271591cbbd033ce9f8d7a48441c194cfe7c6df6e3d4f095bf1e7c75a9895f4f26bea275fc912ac0b7bcd2314701089f4f3cfe029c8d4dbe", 0xe7, [0x2, 0xffffa063], 0x5, 0x8, 0x10, {0x2, 0x1, &(0x7f0000000180)="da3e2ac2926825d0d43d2c2735807bc21cc03dcbc7f1f18048f32a3b6e7a5f413f74f4bbf3b63b359bf9e3efcc0d7b755afa64244b615ded0b8afcd136f42e28fa4bac05b939bbd8fe89e89c8d17572fba92c101a5c7acc3a5f06949e9"}, {0x0, 0xa, @sigval_ptr=0x8000000000000000, @ke_flags=0x2}})
sendmsg$inet6_sctp(r4, &(0x7f00000002c0)={&(0x7f0000000280)=@in={0x10, 0x2, 0x1, @multicast2}, 0x10, &(0x7f0000000100)=[{&(0x7f00000005c0)="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", 0x14b}], 0x1, 0x0, 0x0, 0x81}, 0x0)
setsockopt$inet_tcp_TCP_FUNCTION_BLK(0xffffffffffffffff, 0x6, 0x2000, &(0x7f0000000980)={'bbr\x00'}, 0x24)
connect$inet(0xffffffffffffffff, &(0x7f0000000140)={0x10, 0x2, 0x0, @rand_addr=0x7fffffff}, 0x10)
r5 = socket$inet6_sctp(0x1c, 0x5, 0x84)
connect$inet6(r5, &(0x7f0000000300)={0x1c, 0x1c, 0x2, 0xfffffffe, @loopback, 0x8be}, 0x1c)
syz_emit_ethernet(0x2a, &(0x7f00000005c0)={@local, @remote, [], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x12, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @local={0xac, 0x14, 0x0}, @multicast1}, @icmp=@mask_request={0x11, 0x0, 0x0, 0x5}}}}})
pipe2(&(0x7f0000000080), 0x100004)
sendmsg$inet6_sctp(r3, &(0x7f0000001a80)={0x0, 0x0, &(0x7f0000001880)=[{&(0x7f0000000240)='g', 0x1}], 0x1, &(0x7f0000001a00)=ANY=[@ANYBLOB="300000008400000009000000ac1400bb100000008400000009000000e00000021000000084"], 0x4c, 0x185}, 0x9)
rfork(0x85000)

63.271µs ago: executing program 33 (id=8):
r0 = socket(0x2, 0x1, 0x0)
setreuid(0xee00, 0xffffffffffffffff)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000180)={0xe, 0x1, 0x0, 0xfffffffd})
r1 = socket$inet6_sctp(0x1c, 0x1, 0x84)
bind(r1, &(0x7f0000000000)=@in6={0x1c, 0x1c, 0x2, 0x0, @empty, 0x20}, 0x1c)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="89000000ffff000001"], 0x9}, 0x0)
socketpair$unix(0x1, 0xe, 0x0, &(0x7f0000000240)={<r2=>0xffffffffffffffff})
openat$crypto(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
freebsd11_mknod(&(0x7f00000000c0)='./file0\x00', 0x1000, 0x0)
extattr_get_link(&(0x7f0000000100)='./file0\x00', 0x1, &(0x7f00000006c0)='\x90\xcf\xa3+\x00-=\\5\x81\xb2(\x8c&\xd9D\xbe\x97\xc7\"\xde\"^Z\x04\x1eC\xd3\xcb&\xb6\xc9:PM\x16SU\xef\xe8\xd6T\\\x93\x1f\xce\x19\xa1#Y\x1c\f{\\07\x11\xd1=\xb1\xc5\x9d\xb6M|\xc6@\x11H\xc4\x04\xaeQ\xffi\\\xa6?\xf2\x01O\xd6\xcc\xed[a\xf8u}\xad\x9a\xb8\x1d\x11\a\xa4\xf4o\xce \xe7\xafsZ\xb1.P\xa5\xc6.\xe9\"w$\x0f\xda\x81f\x83M&\x99\xcfn\xae\xe1p\x14\x95\xef\xabb9x\\\a\xf6\xcap\xbf\xe8?\xf5D\xad@\xe3\x13\xb3\xea\xecS\x1c6\xb4\xd9\xd7*/\x8bU\xe1\x88/C\xba\xb4}\x88\'+X\xf2R\xe1\x14\x81Q\xc0\xfb\x0f\xc8n\xa2\xecq\x94\xcf&\xcc\xe3\x11\xe1\xe2Q\xbc\xd4.4\xc1\xed\xac\xa8\x95\xb8\x99\xe7\x1c\xebSj\xfa\x96X\x8d\x00\xde', 0x0, 0x0)
sendmsg(r2, &(0x7f0000000380)={0x0, 0x32c, 0x0, 0x0, &(0x7f0000000000), 0x90}, 0x0)
setsockopt$inet6_sctp_SCTP_AUTH_CHUNK(r1, 0x84, 0x12, &(0x7f00000002c0), 0x1)
syz_emit_ethernet(0x2a, &(0x7f00000003c0)=ANY=[@ANYBLOB="ffffffffffffc61800b0000008004524001c0000000000720b0000002000001400aa4e204e2200089078b6f30dc27d3ee8b5a7a40fc6fcd8c9be7fc370ee41d5fa510917c0a71b602a8f96b430e6735dc4123277583f425491961c9846a4407f631feb39d8e98117c96e8866f420081ded69acac257d77f3bfb7906be3e8643761c6b384582b8facc67bd68d1524e4a5880065108f4ff2b9a069bd44454fad769f5e3e90136f88"])
writev(r0, &(0x7f0000000280)=[{&(0x7f0000000100)="edc99739ab34523d5c2db787e24cf4a059c6881ca21a949b18c1879c7cd74fca65168b6cc7c660f010442a9aa8eb7fda5362884efc0814262126b232788d028d5d1b1dcb9b0dacbbee5779885c8fad67910196253d8ecf2af6609335329eb5300baf95393f6e39f8a9da3c4a44ca6644226b9dcb886da08b14296c45947b", 0x7e}, {&(0x7f00000001c0)="50d3eb2962397c806c40cc7b44f3934825accdd3e48ea4ebe29dc6513641b6614b61c93e0161e560c3eb06fe02a69bc3980bb8b6f2c8933ee35e869bcebb9ec3d1ff391b51cef1441cd57ad200d024e2c26c3c77f2cbf4e7c66517267473b8", 0x5f}], 0x2)
connect$inet6(r1, &(0x7f0000000180)={0x1c, 0x1c, 0x2, 0x0, @mcast1, 0x2}, 0x1c)
writev(r1, &(0x7f00000000c0)=[{&(0x7f0000000040)="b856f133d1e63bec74268c12f3932c427fcb5cbb23b484ef159f82cf555fbcf5", 0x20}], 0x1)
fcntl$setstatus(r0, 0x4, 0x8044)
rfork(0x1000)
socket$inet_icmp_raw(0x2, 0x3, 0x1)
syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="0000000000000001"])
writev(0xffffffffffffffff, &(0x7f0000000580)=[{&(0x7f0000000000)="b886b4e47f", 0x5}], 0x1)
syz_emit_ethernet(0x138, &(0x7f0000000000)=ANY=[@ANYBLOB="ff02"])
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)
r3 = socket(0x2, 0x1, 0x0)
bind(r3, &(0x7f0000000000)=@un=@abs={0x0, 0xd}, 0x10)
listen(r3, 0x0)
r4 = socket(0x2, 0x1, 0x0)
sendto$inet(r4, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x10, 0x2, 0x2, @multicast2}, 0x10)
shutdown(r4, 0x1)
accept(r3, 0x0, 0x0)

0s ago: executing program 34 (id=3):
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f00000003c0)={0x8, 0x0, 0x0, 0x7})

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.160' (ED25519) to the list of known hosts.
login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058571800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571800

FreeBSD/amd64 (ci-freebsd-main-8.us-central1-b.c.syzkaller.internal) (ttyu0)

SYZFAIL: SIGFPE
pc-offset:0xffffffff217ce201 pc:0xdeadbeef addr:0x0 code=65537Connection to 10.128.1.160 closed by remote host.
login: if_delmulti_locked: detaching ifnet instance 0xfffffe006e497800
if_delmulti_locked: detaching ifnet instance 0xfffffe006e497800
if_delmulti_locked: detaching ifnet instance 0xfffffe006e497800


FreeBSD/amd64 (ci-freebsd-main-8.us-central1-b.c.syzkaller.internal) (ttyu0)

login: if_delmulti_locked: detaching ifnet instance 0xfffffe0058571000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571000
if_delmulti_locked: detaching ifnet instance 0xfffffe00077e7800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077e7800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077e7800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077e7800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077e7800
if_delmulti_locked: detaching ifnet instance 0xfffffe00077e7800
pid 821 (sh), jid 0, uid 0: exited on signal 8 (core dumped)
pid 824 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571000
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571000

FreeBSD/amd64 (ci-freebsd-main-8.us-central1-b.c.syzkaller.internal) (ttyu0)

login: pid 827 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 760 (csh), jid 0, uid 0: exited on signal 8 (core dumped)
set $lines = 0
pid 831 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
Password:pid 783 (sh), jid 0, uid 0: exited on signal 8 (core dumped)
pid 829 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 828 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 772 (sh), jid 0, uid 0: exited on signal 8 (core dumped)
pid 825 (getty), jid 0, uid 0: exited on signal 8 (core dumped)
pid 826 (getty), jid 0, uid 0: exited on signal 8 (core dumped)

Login incorrect
login: pid 833 (syz-executor), jid 0, uid 0: exited on signal 8 (core dumped)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058571800
if_delmulti_locked: detaching ifnet instance 0xfffffe006e497800
if_delmulti_locked: detaching ifnet instance 0xfffffe006e497800
if_delmulti_locked: detaching ifnet instance 0xfffffe006e497800
show registers
Password:
Login incorrect
login: ps
Password:
Login incorrect
login: show malloc
Password:
Login incorrect
show all tcpcbs/bl