Extracting prog: 47m40.852794651s
Minimizing prog: 1h13m18.396602758s
Simplifying prog options: 0s
Extracting C: 1m18.340067011s
Simplifying C: 11m54.514556995s


extracting reproducer from 68 programs
testing a last program of every proc
single: executing 18 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}}): getrandom-madvise-mlock
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x15)
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

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}}): setsockopt$sock_int-epoll_create1-socket$nl_route-setsockopt$netlink_NETLINK_NO_ENOBUFS-bpf$MAP_CREATE-epoll_ctl$EPOLL_CTL_ADD-epoll_pwait2-bind$inet6-socket$inet-getrandom-socket$inet6-setsockopt$inet6_IPV6_DSTOPTS-sendto$inet6-madvise-madvise-socket$inet-bind$inet-sendto$inet-mbind-madvise
detailed listing:
executing program 0:
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0xf, &(0x7f0000000180)=0x20800001, 0x4)
r0 = epoll_create1(0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
setsockopt$netlink_NETLINK_NO_ENOBUFS(r1, 0x10e, 0xc, &(0x7f0000000040)=0x7f, 0x4)
r2 = bpf$MAP_CREATE(0x0, 0x0, 0x48)
epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r2, 0x0)
epoll_pwait2(r0, 0x0, 0x0, 0x0, 0x0, 0x0)
bind$inet6(0xffffffffffffffff, 0x0, 0x0)
socket$inet(0x2, 0x1, 0x0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
r3 = socket$inet6(0xa, 0x2, 0x0)
setsockopt$inet6_IPV6_DSTOPTS(r3, 0x29, 0x3b, 0x0, 0x0)
sendto$inet6(r3, 0x0, 0x0, 0x4098884, &(0x7f0000000240)={0xa, 0x4e20, 0x10, @mcast2}, 0x1c)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15)
madvise(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x16)
r4 = socket$inet(0x2, 0x4000000000000001, 0x0)
bind$inet(r4, &(0x7f0000000080)={0x2, 0x4e23, @multicast1}, 0x10)
sendto$inet(r4, 0x0, 0x0, 0x200007fd, 0x0, 0x0)
mbind(&(0x7f0000001000/0x800000)=nil, 0x800000, 0x0, 0x0, 0x0, 0x2)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x8)

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$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, 0x0)
sendmsg$nl_route(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x60, 0x10, 0xffffffffffffffff, 0x70bd2c, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, 0x1ba20, 0x40a18}, [@IFLA_LINKINFO={0x38, 0x12, 0x0, 0x1, @vlan={{0x9}, {0x28, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6, 0x1, 0x4}, @IFLA_VLAN_INGRESS_QOS={0x1c, 0x4, 0x0, 0x1, [@IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x61d1a00e, 0x7fff}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x5, 0x8}}]}]}}}, @IFLA_LINK={0x8}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000880}, 0x8000002)

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}}): syz_mount_image$erofs-open_tree-socket$nl_route-prlimit64-sched_setscheduler-socket$inet_udp-setsockopt$sock_int-connect$inet-sendmmsg$inet-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$NL80211_CMD_VENDOR-sendmsg$nl_route_sched-move_mount-openat-read$FUSE
detailed listing:
executing program 0:
syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000000)='./bus\x00', 0x0, &(0x7f0000000200)=ANY=[@ANYRES64=0x0], 0xfe, 0x17d, &(0x7f0000000340)="$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")
r0 = open_tree(0xffffffffffffff9c, 0x0, 0x89901)
r1 = socket$nl_route(0x10, 0x3, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x8)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$sock_int(r2, 0x1, 0x6, &(0x7f0000000000)=0x4, 0x4)
connect$inet(r2, &(0x7f0000000280)={0x2, 0x0, @broadcast}, 0x10)
sendmmsg$inet(r2, 0x0, 0x0, 0xf00)
r3 = getpid()
sched_setaffinity(0x0, 0x0, 0x0)
sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeeb, 0x8031, 0xffffffffffffffff, 0xaed8e000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r4=>0xffffffffffffffff, <r5=>0xffffffffffffffff})
connect$unix(r4, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r5, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sendmsg$NL80211_CMD_VENDOR(0xffffffffffffffff, &(0x7f0000000600)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4015}, 0x20040000)
sendmsg$nl_route_sched(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=@newtaction={0x4c, 0x30, 0x1, 0x70bd2b, 0x25dfdbfc, {}, [{0x38, 0x1, [@m_bpf={0x34, 0x1, 0x0, 0x0, {{0x8}, {0xc, 0x2, 0x0, 0x1, [@TCA_ACT_BPF_FD={0x8, 0x5, r1}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x1}}}}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x2000c080}, 0x4000814)
move_mount(r0, 0x0, 0xffffffffffffff9c, 0x0, 0x0)
r6 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file2\x00', 0x80900, 0x46)
read$FUSE(r6, &(0x7f0000004540)={0x2020}, 0x1a3e)

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}}): openat-write-openat-write-openat-write-bpf$MAP_CREATE-unshare
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x20)
write(r0, &(0x7f0000000380)='10', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0)
write(r1, &(0x7f0000000200)='1', 0x1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x8002, 0x82)
write(r2, &(0x7f0000000280)='0', 0x1)
bpf$MAP_CREATE(0x0, &(0x7f0000000500)=@base={0x1, 0x4, 0x4, 0x4, 0x0, 0xffffffffffffffff, 0x7}, 0x50)
unshare(0x62040200)

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-openat$vhost_vsock-ioctl$VHOST_SET_OWNER-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-syz_usb_connect-socket$inet6_tcp-setsockopt$inet6_tcp_int-connect$inet6-setsockopt$inet6_tcp_TCP_ULP-fcntl$dupfd-setsockopt$inet6_tcp_TCP_REPAIR_QUEUE-sendmsg$IPVS_CMD_GET_CONFIG-setsockopt$inet6_tcp_TLS_TX
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
r0 = openat$vhost_vsock(0xffffffffffffff9c, 0x0, 0x2, 0x0)
ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
r1 = getpid()
sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, 0x0, 0x0)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
syz_usb_connect(0x0, 0x0, 0x0, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x1, [{0x4, &(0x7f0000000180)=@lang_id={0x4, 0x3, 0x403}}]})
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$inet6_tcp_int(r4, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x76dc)
connect$inet6(r4, &(0x7f0000000080), 0x1c)
setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f00000002c0), 0x4)
r5 = fcntl$dupfd(r4, 0x0, r4)
setsockopt$inet6_tcp_TCP_REPAIR_QUEUE(r4, 0x6, 0x14, &(0x7f0000000000)=0x1, 0x4)
sendmsg$IPVS_CMD_GET_CONFIG(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[], 0x14}}, 0x4000)
setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x2, &(0x7f0000000240)=@gcm_128={{0x303}, "b575c2c1c3a227b7", "799298c9493f4cbdfb5868d41337f3a2", "8df69b29", "ae7ebfdf4de38175"}, 0x28)

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-openat$vhost_vsock-ioctl$VHOST_SET_OWNER-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-syz_usb_connect-socket$inet6_tcp-setsockopt$inet6_tcp_int-connect$inet6-setsockopt$inet6_tcp_TCP_ULP-fcntl$dupfd-setsockopt$inet6_tcp_TCP_REPAIR_QUEUE-sendmsg$IPVS_CMD_GET_CONFIG-setsockopt$inet6_tcp_TLS_TX
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
r0 = openat$vhost_vsock(0xffffffffffffff9c, 0x0, 0x2, 0x0)
ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
r1 = getpid()
sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, 0x0, 0x0)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
syz_usb_connect(0x0, 0x0, 0x0, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x1, [{0x4, &(0x7f0000000180)=@lang_id={0x4, 0x3, 0x403}}]})
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$inet6_tcp_int(r4, 0x6, 0x13, &(0x7f0000000040)=0x100000001, 0x76dc)
connect$inet6(r4, &(0x7f0000000080), 0x1c)
setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f00000002c0), 0x4)
r5 = fcntl$dupfd(r4, 0x0, r4)
setsockopt$inet6_tcp_TCP_REPAIR_QUEUE(r4, 0x6, 0x14, &(0x7f0000000000)=0x1, 0x4)
sendmsg$IPVS_CMD_GET_CONFIG(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[], 0x14}}, 0x4000)
setsockopt$inet6_tcp_TLS_TX(r4, 0x11a, 0x2, &(0x7f0000000240)=@gcm_128={{0x303}, "b575c2c1c3a227b7", "799298c9493f4cbdfb5868d41337f3a2", "8df69b29", "ae7ebfdf4de38175"}, 0x28)

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-sendmsg$nl_route-mount-mkdirat-mount-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x10, 0x421, 0x4, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x26d2}}, 0x20}}, 0xc080)
mount(0x0, &(0x7f0000000000)='./pipefs\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000500)='./nfsd/versions\x00', 0x2, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
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-sendmsg$nl_route-mount-mkdirat-mount-openat-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x10, 0x421, 0x4, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x26d2}}, 0x20}}, 0xc080)
mount(0x0, &(0x7f0000000000)='./pipefs\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000500)='./nfsd/versions\x00', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 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-sendmsg$nl_route-mount-mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x10, 0x421, 0x4, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x26d2}}, 0x20}}, 0xc080)
mount(0x0, &(0x7f0000000000)='./pipefs\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000500)='./nfsd/versions\x00', 0x2, 0x0)
write(0xffffffffffffffff, &(0x7f0000000800)='tcp 2', 0x5)

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-sendmsg$nl_route-mount-mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x10, 0x421, 0x4, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x26d2}}, 0x20}}, 0xc080)
mount(0x0, &(0x7f0000000000)='./pipefs\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
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-sendmsg$nl_route-mount-mkdirat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x10, 0x421, 0x4, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x26d2}}, 0x20}}, 0xc080)
mount(0x0, &(0x7f0000000000)='./pipefs\x00', 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

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-sendmsg$nl_route-mount-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x10, 0x421, 0x4, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x26d2}}, 0x20}}, 0xc080)
mount(0x0, &(0x7f0000000000)='./pipefs\x00', 0x0, 0x0, 0x0)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

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-sendmsg$nl_route-mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x10, 0x421, 0x4, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x26d2}}, 0x20}}, 0xc080)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
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-mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
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, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
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, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

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, 0x0, &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

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, &(0x7f0000000300)='./nfsd\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

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, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

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, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\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
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800), 0x0)

program did not crash
extracting C reproducer
testing compiled C 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
program crashed: kernel BUG in svc_destroy
simplifying C reproducer
testing compiled C program (duration=6m0s, {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=6m0s, {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=6m0s, {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=6m0s, {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=6m0s, {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 crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {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=6m0s, {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=6m0s, {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, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
testing program (duration=6m0s, {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, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
testing program (duration=6m0s, {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, &(0x7f0000000300)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./nfsd\x00', &(0x7f0000000400)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000800)='tcp 2', 0x5)

program crashed: kernel BUG in svc_destroy
validation run: crashed=true
reproducing took 2h18m12.392950089s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at net/sunrpc/svc.c:578!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4509 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : svc_destroy+0x178/0x184 net/sunrpc/svc.c:578
lr : svc_destroy+0x178/0x184 net/sunrpc/svc.c:578
sp : ffff800021097930
x29: ffff800021097930 x28: 1fffe0001a3a854f x27: ffff0000def63800
x26: dfff800000000000 x25: ffff700004212f2c x24: ffff800021097960
x23: ffff0000e04683c0 x22: dfff800000000000 x21: 0000000000000001
x20: ffff0000d2248068 x19: ffff0000d2248050 x18: 1fffe00033e7697e
x17: ffff80001537d000 x16: ffff8000082dd248 x15: 000000000004ffff
x14: 0000000000000001 x13: 1fffe00033e76af0 x12: 0000000000000000
x11: ff00800010f0bf9c x10: 0000000000000000 x9 : ffff800010f0bf9c
x8 : ffff0000def63800 x7 : ffff8000083b968c x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 svc_destroy+0x178/0x184 net/sunrpc/svc.c:578
 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+0x58/0x128 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 97c3a73c 17ffffc8 97c3a6cd (d4210000) 
---[ end trace 0000000000000000 ]---

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at net/sunrpc/svc.c:578!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4509 Comm: syz.0.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : svc_destroy+0x178/0x184 net/sunrpc/svc.c:578
lr : svc_destroy+0x178/0x184 net/sunrpc/svc.c:578
sp : ffff800021097930
x29: ffff800021097930 x28: 1fffe0001a3a854f x27: ffff0000def63800
x26: dfff800000000000 x25: ffff700004212f2c x24: ffff800021097960
x23: ffff0000e04683c0 x22: dfff800000000000 x21: 0000000000000001
x20: ffff0000d2248068 x19: ffff0000d2248050 x18: 1fffe00033e7697e
x17: ffff80001537d000 x16: ffff8000082dd248 x15: 000000000004ffff
x14: 0000000000000001 x13: 1fffe00033e76af0 x12: 0000000000000000
x11: ff00800010f0bf9c x10: 0000000000000000 x9 : ffff800010f0bf9c
x8 : ffff0000def63800 x7 : ffff8000083b968c x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 svc_destroy+0x178/0x184 net/sunrpc/svc.c:578
 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+0x58/0x128 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 97c3a73c 17ffffc8 97c3a6cd (d4210000) 
---[ end trace 0000000000000000 ]---