Extracting prog: 44m16.236335881s
Minimizing prog: 14m35.17739427s
Simplifying prog options: 0s
Extracting C: 43.653611598s
Simplifying C: 7m30.430470127s


extracting reproducer from 67 programs
testing a last program of every proc
single: executing 17 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-openat$tun-close-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-ioctl$SIOCSIFHWADDR-socket$kcm-socket$unix-ioctl$sock_SIOCGIFINDEX-setsockopt$sock_attach_bpf-sendmsg$kcm
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000d00), 0x0, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000d40)={'syzkaller0\x00', 0x7101})
r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0)
close(r1)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', <r3=>0x0})
sendmsg$nl_route_sched(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=@newqdisc={0x24, 0x24, 0x4ee4e6a52ff56541, 0x1, 0x25dfdbfd, {0x0, 0x0, 0x0, r3, {0x0, 0xb}, {0xffff, 0xffff}, {0xfff2}}}, 0x24}, 0x1, 0x0, 0x0, 0x40088c1}, 0x0)
ioctl$SIOCSIFHWADDR(r1, 0x8914, &(0x7f00000003c0)={'syzkaller0\x00', @broadcast})
r4 = socket$kcm(0x11, 0x3, 0x0)
r5 = socket$unix(0x1, 0x5, 0x0)
ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000400)={'syzkaller0\x00', <r6=>0x0})
setsockopt$sock_attach_bpf(r4, 0x107, 0xf, &(0x7f0000000440), 0x56)
sendmsg$kcm(r4, &(0x7f00000007c0)={&(0x7f0000000800)=@xdp={0x2c, 0x14, r6, 0x3e}, 0x80, &(0x7f0000000900)=[{&(0x7f0000000e80)="27030200592b14120600002fb96dbcf706e10500000086ddffff1144ee1611d4b8bf4a31accb", 0xfdef}], 0x1}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-madvise-ioctl$sock_SIOCGIFCONF-socketpair$unix-openat$sndtimer-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-syz_genetlink_get_family_id$nl80211-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_JOIN_IBSS-getresuid-ioctl$sock_SIOCGIFINDEX_80211-pipe2-splice-ioctl$sock_ipv6_tunnel_SIOCGET6RD-pipe2
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0xe51de000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000380)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
ioctl$sock_SIOCGIFCONF(r2, 0x8912, &(0x7f0000001640)=@buf)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r3=>0xffffffffffffffff})
openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000100), 0x10000)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000180), 0xffffffffffffffff)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), r5)
ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000a40)={'wlan1\x00', <r7=>0x0})
sendmsg$NL80211_CMD_JOIN_IBSS(r5, &(0x7f0000000a80)={0x0, 0x0, &(0x7f0000000ac0)={&(0x7f0000000b00)={0x58, r6, 0x121, 0x70bd28, 0x0, {{}, {@val={0x8, 0x3, r7}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x999}], @NL80211_ATTR_KEYS={0x24, 0x51, 0x0, 0x1, [{0x20, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "3a0c83ae1a"}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_CIPHER={0x8, 0x3, 0xfac04}]}]}]}, 0x58}, 0x1, 0x0, 0x0, 0xf040}, 0x0)
getresuid(&(0x7f00000001c0), &(0x7f0000000280), 0x0)
ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000002c0)={'wlan0\x00'})
pipe2(&(0x7f00000000c0)={0xffffffffffffffff, <r8=>0xffffffffffffffff}, 0x0)
splice(r3, 0x0, r8, 0x0, 0xa, 0x0)
ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000740)={'tunl0\x00', &(0x7f0000000640)={'syztnl2\x00', 0x0, 0x8000, 0x0, 0x7, 0x368cb653, {{0x32, 0x4, 0x3, 0x3c, 0xc8, 0x66, 0x0, 0x5, 0x4, 0x0, @multicast1, @rand_addr=0x64010102, {[@lsrr={0x83, 0xb, 0x84, [@loopback, @local]}, @rr={0x7, 0x1b, 0x66, [@local, @empty, @rand_addr=0x64010100, @local, @private=0xa010102, @initdev={0xac, 0x1e, 0x1, 0x0}]}, @timestamp_addr={0x44, 0x3c, 0x36, 0x1, 0x7, [{@local, 0x480000}, {@rand_addr=0x64010102, 0x5}, {@local, 0xab}, {@multicast2, 0x9}, {@rand_addr=0x64010102, 0xf}, {@broadcast, 0x200}, {@multicast2, 0xb28}]}, @cipso={0x86, 0x33, 0x1, [{0x1, 0x6, "8b477d3a"}, {0x6, 0x3, '&'}, {0x2, 0x2}, {0x5, 0x10, "1091fc7ae55a25e1d4dc1870aed4"}, {0x7, 0x12, "af4f7bb8408a3c5c6aa2995081460a81"}]}, @timestamp={0x44, 0x1c, 0x54, 0x0, 0x0, [0xc, 0x8, 0xffff0000, 0x0, 0xa8f0, 0x3]}]}}}}})
pipe2(&(0x7f0000000780), 0x10000)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_xfrm-sendmsg$nl_xfrm-socket$inet6_tcp-setsockopt$inet6_IPV6_FLOWLABEL_MGR-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$inet6_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-getsockopt$IP_VS_SO_GET_SERVICE-syz_genetlink_get_family_id$nl80211-pipe2-splice-socket$nl_generic-bpf$PROG_LOAD-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH-syz_emit_ethernet
detailed listing:
executing program 0:
r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000001600)={0x0, 0x0, &(0x7f0000001640)={&(0x7f0000001680)=@updpolicy={0xfc, 0x19, 0x1, 0x70bd2a, 0x0, {{@in6=@loopback, @in6=@remote, 0x4e24, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, {0x0, 0xc, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x200000000000, 0x2}, {0x0, 0xa00, 0x407ffffffffffe, 0x800000000000002}, 0x1, 0x0, 0x1}, [@tmpl={0x44, 0x5, [{{@in=@dev={0xac, 0x14, 0x14, 0x11}, 0x4d4, 0x32}, 0xa, @in=@broadcast, 0x0, 0x1, 0x3, 0x0, 0xe, 0x10, 0xfffffffc}]}]}, 0xfc}}, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x1b, &(0x7f0000001780)={@remote, 0x0, 0x0, 0x0, 0x0, 0x72, 0x2}, 0x20)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff)
r2 = socket$inet6_sctp(0xa, 0x5, 0x84)
prlimit64(0x0, 0xe, &(0x7f0000000040)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r3 = getpid()
sched_setscheduler(r3, 0x2, &(0x7f00000000c0)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
connect$unix(0xffffffffffffffff, &(0x7f0000000140)=@abs, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f00000001c0), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000000200), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x6)
getsockopt$IP_VS_SO_GET_SERVICE(r2, 0x0, 0x483, 0x0, &(0x7f0000000280))
r4 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff)
pipe2(0x0, 0x0)
splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x800, 0x9)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000000300)={0xf, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB, @ANYBLOB], 0x0, 0x8, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, @fallback=0x16, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000400)={'wlan1\x00', <r6=>0x0})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000480)={&(0x7f00000004c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010008020000001800006600000008000300", @ANYRES32=r6, @ANYBLOB="08002600940900000800b7"], 0x2c}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
syz_emit_ethernet(0x3e, &(0x7f0000001dc0)={@local, @remote, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "008e18", 0x8, 0x3a, 0xff, @local, @remote, {[], @echo_request={0x80, 0x0, 0x0, 0xf454, 0xfff9}}}}}}, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f00000003c0)='./nfsd\x00', &(0x7f0000000600)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000640)='./nfsd/threads\x00', 0x2, 0x0)
write(r0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-getpid-sched_setscheduler-socket$l2tp-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-setsockopt$packet_tx_ring-socket-socket$nl_generic-syz_genetlink_get_family_id$tipc-setsockopt$packet_tx_ring-mkdirat-mount$afs-syz_genetlink_get_family_id$ethtool-ioctl$sock_ipv6_tunnel_SIOCDELTUNNEL-mkdirat-openat$ptmx-writev-chdir
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x1, &(0x7f0000000200)=0x7)
socket$l2tp(0x2, 0x2, 0x73)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
setsockopt$packet_tx_ring(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000040)=@req={0x3fc, 0x0, 0x0, 0xffffffff}, 0x10)
r3 = socket(0x1e, 0x4, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(0x0, 0xffffffffffffffff)
setsockopt$packet_tx_ring(r3, 0x10f, 0x87, &(0x7f0000000440)=@req={0x3fc}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$afs(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB="64796e2c00c4bc028f592e8a95ba6d714e5521b2ebaa7d62e247bf1747f678a5e047976018da7aef126ec8cafd7aa358004bf31c125ed3f7d8aa9d5667ece18c5ff94e4565d911659ac5e6077427f7c6e452b290130ca55a7b6ec2e71430c3b0aa902a6c882ec84d36f0825a85a8a6049d76c42c79f3f8152bdad122f460179d5316c420ec48fa349de9070c623321dd46ddb0354702e52396a3281d4f15eb5a6a"])
syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff)
ioctl$sock_ipv6_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, &(0x7f0000000500)={'ip6_vti0\x00', &(0x7f0000000480)={'syztnl0\x00', 0x0, 0x4, 0x7, 0x8, 0x5, 0x6, @mcast1, @mcast1, 0x80, 0x10, 0x9, 0xfffffff5}})
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0)
r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000200), 0x41, 0x0)
writev(r4, &(0x7f0000001040)=[{&(0x7f00000001c0), 0xffffff60}, {0x0, 0x13}], 0x2)
chdir(&(0x7f00000003c0)='./bus\x00')

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-getpid-sched_setscheduler-socket$l2tp-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-setsockopt$packet_tx_ring-socket-socket$nl_generic-syz_genetlink_get_family_id$tipc-setsockopt$packet_tx_ring-mkdirat-mount$afs-syz_genetlink_get_family_id$ethtool-ioctl$sock_ipv6_tunnel_SIOCDELTUNNEL-mkdirat-openat$ptmx-writev-chdir
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x1, &(0x7f0000000200)=0x7)
socket$l2tp(0x2, 0x2, 0x73)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
setsockopt$packet_tx_ring(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000040)=@req={0x3fc, 0x0, 0x0, 0xffffffff}, 0x10)
r3 = socket(0x1e, 0x4, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$tipc(0x0, 0xffffffffffffffff)
setsockopt$packet_tx_ring(r3, 0x10f, 0x87, &(0x7f0000000440)=@req={0x3fc}, 0x10)
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$afs(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB="64796e2c00c4bc028f592e8a95ba6d714e5521b2ebaa7d62e247bf1747f678a5e047976018da7aef126ec8cafd7aa358004bf31c125ed3f7d8aa9d5667ece18c5ff94e4565d911659ac5e6077427f7c6e452b290130ca55a7b6ec2e71430c3b0aa902a6c882ec84d36f0825a85a8a6049d76c42c79f3f8152bdad122f460179d5316c420ec48fa349de9070c623321dd46ddb0354702e52396a3281d4f15eb5a6a"])
syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff)
ioctl$sock_ipv6_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, &(0x7f0000000500)={'ip6_vti0\x00', &(0x7f0000000480)={'syztnl0\x00', 0x0, 0x4, 0x7, 0x8, 0x5, 0x6, @mcast1, @mcast1, 0x80, 0x10, 0x9, 0xfffffff5}})
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0)
r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000200), 0x41, 0x0)
writev(r4, &(0x7f0000001040)=[{&(0x7f00000001c0), 0xffffff60}, {0x0, 0x13}], 0x2)
chdir(&(0x7f00000003c0)='./bus\x00')

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f00000003c0)='./nfsd\x00', &(0x7f0000000600)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000640)='./nfsd/threads\x00', 0x2, 0x0)
write(r0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, 0x0, 0x0) (fail_nth: 1)

program crashed: kernel BUG in svc_destroy
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)
openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/portlist\x00', 0x2, 0x0)

program crashed: kernel BUG in svc_destroy
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000180)='tcp 2', 0x5)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-openat-write
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, 0x0, 0x0)

program did not crash
testing program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180), 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=57.230970648s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: kernel BUG in svc_destroy
simplifying C reproducer
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program did not crash
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program did not crash
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: kernel BUG in svc_destroy
testing compiled C program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: kernel BUG in svc_destroy
testing program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
testing program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
testing program (duration=57.230970648s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
reproducing took 1h9m56.724561752s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at net/sunrpc/svc.c:605!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4537 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : svc_destroy+0x178/0x184 net/sunrpc/svc.c:605
lr : svc_destroy+0x178/0x184 net/sunrpc/svc.c:605
sp : ffff8000220f7930
x29: ffff8000220f7930 x28: 1fffe0001996e23f x27: ffff0000d9125400
x26: dfff800000000000 x25: ffff70000441ef2c x24: ffff8000220f7960
x23: ffff0000cbcb0000 x22: dfff800000000000 x21: 0000000000000001
x20: ffff0000e83e2868 x19: ffff0000e83e2850 x18: 1fffe00033c1c97e
x17: ffff80001641d000 x16: ffff8000082dd38c x15: 000000000004ffff
x14: 0000000000000001 x13: 1fffe00033c1caf0 x12: 0000000000000000
x11: ff00800010f42c78 x10: 0000000000000000 x9 : ffff800010f42c78
x8 : ffff0000d9125400 x7 : ffff8000083bb394 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 svc_destroy+0x178/0x184 net/sunrpc/svc.c:605
 kref_put include/linux/kref.h:65 [inline]
 svc_put include/linux/sunrpc/svc.h:123 [inline]
 __write_ports_addxprt fs/nfsd/nfsctl.c:768 [inline]
 __write_ports fs/nfsd/nfsctl.c:794 [inline]
 write_ports+0x850/0x9f0 fs/nfsd/nfsctl.c:847
 nfsctl_transaction_write+0x114/0x164 fs/nfsd/nfsctl.c:114
 vfs_write+0x2a8/0x7c8 fs/read_write.c:582
 ksys_write+0x12c/0x228 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: 91026260 97c2bb5f 17ffffc8 97c2baf1 (d4210000) 
---[ end trace 0000000000000000 ]---

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at net/sunrpc/svc.c:605!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4537 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : svc_destroy+0x178/0x184 net/sunrpc/svc.c:605
lr : svc_destroy+0x178/0x184 net/sunrpc/svc.c:605
sp : ffff8000220f7930
x29: ffff8000220f7930 x28: 1fffe0001996e23f x27: ffff0000d9125400
x26: dfff800000000000 x25: ffff70000441ef2c x24: ffff8000220f7960
x23: ffff0000cbcb0000 x22: dfff800000000000 x21: 0000000000000001
x20: ffff0000e83e2868 x19: ffff0000e83e2850 x18: 1fffe00033c1c97e
x17: ffff80001641d000 x16: ffff8000082dd38c x15: 000000000004ffff
x14: 0000000000000001 x13: 1fffe00033c1caf0 x12: 0000000000000000
x11: ff00800010f42c78 x10: 0000000000000000 x9 : ffff800010f42c78
x8 : ffff0000d9125400 x7 : ffff8000083bb394 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 svc_destroy+0x178/0x184 net/sunrpc/svc.c:605
 kref_put include/linux/kref.h:65 [inline]
 svc_put include/linux/sunrpc/svc.h:123 [inline]
 __write_ports_addxprt fs/nfsd/nfsctl.c:768 [inline]
 __write_ports fs/nfsd/nfsctl.c:794 [inline]
 write_ports+0x850/0x9f0 fs/nfsd/nfsctl.c:847
 nfsctl_transaction_write+0x114/0x164 fs/nfsd/nfsctl.c:114
 vfs_write+0x2a8/0x7c8 fs/read_write.c:582
 ksys_write+0x12c/0x228 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: 91026260 97c2bb5f 17ffffc8 97c2baf1 (d4210000) 
---[ end trace 0000000000000000 ]---