Extracting prog: 1m50.222240056s
Minimizing prog: 19m40.247455627s
Simplifying prog options: 0s
Extracting C: 38.408910588s
Simplifying C: 5m11.650451623s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
socket$netlink(0x10, 0x3, 0x0)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
writev(0xffffffffffffffff, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
socket$netlink(0x10, 0x3, 0x0)
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
writev(0xffffffffffffffff, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
socket$inet6(0xa, 0x2, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
writev(r1, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
ioctl$sock_inet6_SIOCSIFADDR(0xffffffffffffffff, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r1 = socket$netlink(0x10, 0x3, 0x0)
writev(r1, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
r0 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r1 = socket$netlink(0x10, 0x3, 0x0)
writev(r1, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000040)='1', 0x1)
r0 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r1 = socket$netlink(0x10, 0x3, 0x0)
writev(r1, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, 0x0, &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, 0x0, 0x0)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040), 0x0)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, 0x0)
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, 0x0, 0x0)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{0x0}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, 0x0, 0x0)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{0x0}], 0x1)

program did not crash
testing program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)}], 0x1)

program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
testing compiled C program (duration=30s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
testing compiled C program (duration=30s, {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}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
testing compiled C program (duration=30s, {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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
testing program (duration=30s, {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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
validation run: crashed=true
testing program (duration=30s, {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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
validation run: crashed=true
testing program (duration=30s, {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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount-openat-write-socket$inet6-ioctl$sock_inet6_SIOCSIFADDR-socket$netlink-writev-socket$netlink-writev
detailed listing:
executing program 0:
syz_mount_image$fuse(0x0, &(0x7f0000000200)='./proc\x00', 0x4, 0x0, 0x0, 0x0, 0x0)
mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./proc/sys/net/ipv6/conf/lo/keep_addr_on_down\x00', 0x2, 0x0)
write(r0, &(0x7f0000000040)='1', 0x1)
r1 = socket$inet6(0xa, 0x2, 0x0)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000080)={@private0, 0x40, 0x1})
r2 = socket$netlink(0x10, 0x3, 0x0)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1)
r3 = socket$netlink(0x10, 0x3, 0x0)
writev(r3, &(0x7f0000000380)=[{&(0x7f0000000040)="39000000130003474cbb65e1c3e4ffff06000d00010000000700000025000000040016000c0014000800001f000006060400180000008cdb25", 0x39}], 0x1)

program crashed: BUG: Address IPV6ADDR on device lo is missing its host route.
validation run: crashed=true
reproducing took 29m43.146733146s
repro crashed as (corrupted=false):
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.

final repro crashed as (corrupted=false):
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.
IPv6: BUG: Address fc00:: on device lo is missing its host route.