Extracting prog: 2m44.085062288s Minimizing prog: 25m51.358490838s Simplifying prog options: 0s Extracting C: 34.691485708s Simplifying C: 22m18.074032685s 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: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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program crashed: possible deadlock in nr_del_node single: successfully extracted reproducer found reproducer with 12 syscalls minimizing guilty program testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) syz_init_net_socket$netrom(0x6, 0x5, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(0xffffffffffffffff, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) socket$inet_udp(0x2, 0x2, 0x0) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) syz_init_net_socket$netrom(0x6, 0x5, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r0, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(0xffffffffffffffff, 0x8914, &(0x7f0000000000)) r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r0, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r2 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r3 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r3, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r2, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, 0x0, 0x0) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, 0x0) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, 0x0) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, 0x0, 0x0) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, 0x0) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program did not crash testing program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=50.055881116s, {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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node simplifying C reproducer testing compiled C program (duration=50.055881116s, {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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program did not crash testing compiled C program (duration=50.055881116s, {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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program did not crash testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program did not crash testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program did not crash testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false 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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program did not crash testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false 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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false 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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false 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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false 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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false 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_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program did not crash testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing compiled C program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true 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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT program crashed: possible deadlock in nr_del_node testing program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true 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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program crashed: possible deadlock in nr_del_node validation run: crashed=true testing program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true 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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program crashed: possible deadlock in nr_del_node validation run: crashed=true testing program (duration=50.055881116s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true 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}}): syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$netrom-ioctl$sock_netrom_SIOCDELRT-socket$inet_udp-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$netrom-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-ioctl$sock_netrom_SIOCADDRT detailed listing: executing program 0: r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$sock_netrom_SIOCDELRT(r1, 0x890c, &(0x7f0000000680)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x89, 'syz1\x00', @null, 0x2, 0x8, [@null, @default, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @bcast, @bcast]}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge_slave_1\x00'}) r3 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r4, 0x8914, &(0x7f0000000000)) ioctl$sock_netrom_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0, 0x47b, 'syz1\x00', @null, 0xfffffffd, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}]}) program crashed: possible deadlock in nr_del_node validation run: crashed=true reproducing took 56m33.707547249s repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected syzkaller #0 Not tainted ------------------------------------------------------ syz.1.43/6138 is trying to acquire lock: ffffffff8fd3a8d8 (nr_neigh_list_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] ffffffff8fd3a8d8 (nr_neigh_list_lock){+...}-{3:3}, at: nr_remove_neigh net/netrom/nr_route.c:307 [inline] ffffffff8fd3a8d8 (nr_neigh_list_lock){+...}-{3:3}, at: nr_del_node+0x57d/0xbb0 net/netrom/nr_route.c:342 but task is already holding lock: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_node_lock include/net/netrom.h:152 [inline] ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_del_node+0x2a9/0xbb0 net/netrom/nr_route.c:335 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&nr_node->node_lock){+...}-{3:3}: __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_node_lock include/net/netrom.h:152 [inline] nr_rt_device_down+0x153/0x860 net/netrom/nr_route.c:519 nr_device_event+0x137/0x150 net/netrom/af_netrom.c:126 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2280 [inline] call_netdevice_notifiers net/core/dev.c:2294 [inline] __dev_notify_flags+0x16d/0x310 net/core/dev.c:9787 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9814 dev_change_flags+0x130/0x260 net/core/dev_api.c:68 dev_ioctl+0x7b4/0x1150 net/core/dev_ioctl.c:814 sock_do_ioctl+0x23e/0x320 net/socket.c:1268 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #1 (nr_node_list_lock){+...}-{3:3}: __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_rt_device_down+0xbe/0x860 net/netrom/nr_route.c:517 nr_device_event+0x137/0x150 net/netrom/af_netrom.c:126 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2280 [inline] call_netdevice_notifiers net/core/dev.c:2294 [inline] __dev_notify_flags+0x16d/0x310 net/core/dev.c:9787 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9814 dev_change_flags+0x130/0x260 net/core/dev_api.c:68 dev_ioctl+0x7b4/0x1150 net/core/dev_ioctl.c:814 sock_do_ioctl+0x23e/0x320 net/socket.c:1268 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #0 (nr_neigh_list_lock){+...}-{3:3}: check_prev_add kernel/locking/lockdep.c:3165 [inline] check_prevs_add kernel/locking/lockdep.c:3284 [inline] validate_chain kernel/locking/lockdep.c:3908 [inline] __lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237 lock_acquire+0x106/0x330 kernel/locking/lockdep.c:5868 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_remove_neigh net/netrom/nr_route.c:307 [inline] nr_del_node+0x57d/0xbb0 net/netrom/nr_route.c:342 nr_rt_ioctl+0xb34/0xf90 net/netrom/nr_route.c:678 sock_do_ioctl+0x101/0x320 net/socket.c:1254 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: nr_neigh_list_lock --> nr_node_list_lock --> &nr_node->node_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&nr_node->node_lock); lock(nr_node_list_lock); lock(&nr_node->node_lock); lock(nr_neigh_list_lock); *** DEADLOCK *** 2 locks held by syz.1.43/6138: #0: ffffffff8fd3a938 (nr_node_list_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] #0: ffffffff8fd3a938 (nr_node_list_lock){+...}-{3:3}, at: nr_del_node+0x253/0xbb0 net/netrom/nr_route.c:334 #1: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] #1: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_node_lock include/net/netrom.h:152 [inline] #1: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_del_node+0x2a9/0xbb0 net/netrom/nr_route.c:335 stack backtrace: CPU: 1 UID: 0 PID: 6138 Comm: syz.1.43 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 print_circular_bug+0x2e1/0x300 kernel/locking/lockdep.c:2043 check_noncircular+0x12e/0x150 kernel/locking/lockdep.c:2175 check_prev_add kernel/locking/lockdep.c:3165 [inline] check_prevs_add kernel/locking/lockdep.c:3284 [inline] validate_chain kernel/locking/lockdep.c:3908 [inline] __lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237 lock_acquire+0x106/0x330 kernel/locking/lockdep.c:5868 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_remove_neigh net/netrom/nr_route.c:307 [inline] nr_del_node+0x57d/0xbb0 net/netrom/nr_route.c:342 nr_rt_ioctl+0xb34/0xf90 net/netrom/nr_route.c:678 sock_do_ioctl+0x101/0x320 net/socket.c:1254 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd97f79bf79 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff83011988 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd97fa15fa0 RCX: 00007fd97f79bf79 RDX: 0000200000000680 RSI: 000000000000890c RDI: 0000000000000005 RBP: 00007fd97f8327e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fd97fa15fac R14: 00007fd97fa15fa0 R15: 00007fd97fa15fa0 final repro crashed as (corrupted=false): ====================================================== WARNING: possible circular locking dependency detected syzkaller #0 Not tainted ------------------------------------------------------ syz.1.43/6138 is trying to acquire lock: ffffffff8fd3a8d8 (nr_neigh_list_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] ffffffff8fd3a8d8 (nr_neigh_list_lock){+...}-{3:3}, at: nr_remove_neigh net/netrom/nr_route.c:307 [inline] ffffffff8fd3a8d8 (nr_neigh_list_lock){+...}-{3:3}, at: nr_del_node+0x57d/0xbb0 net/netrom/nr_route.c:342 but task is already holding lock: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_node_lock include/net/netrom.h:152 [inline] ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_del_node+0x2a9/0xbb0 net/netrom/nr_route.c:335 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&nr_node->node_lock){+...}-{3:3}: __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_node_lock include/net/netrom.h:152 [inline] nr_rt_device_down+0x153/0x860 net/netrom/nr_route.c:519 nr_device_event+0x137/0x150 net/netrom/af_netrom.c:126 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2280 [inline] call_netdevice_notifiers net/core/dev.c:2294 [inline] __dev_notify_flags+0x16d/0x310 net/core/dev.c:9787 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9814 dev_change_flags+0x130/0x260 net/core/dev_api.c:68 dev_ioctl+0x7b4/0x1150 net/core/dev_ioctl.c:814 sock_do_ioctl+0x23e/0x320 net/socket.c:1268 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #1 (nr_node_list_lock){+...}-{3:3}: __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_rt_device_down+0xbe/0x860 net/netrom/nr_route.c:517 nr_device_event+0x137/0x150 net/netrom/af_netrom.c:126 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2280 [inline] call_netdevice_notifiers net/core/dev.c:2294 [inline] __dev_notify_flags+0x16d/0x310 net/core/dev.c:9787 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9814 dev_change_flags+0x130/0x260 net/core/dev_api.c:68 dev_ioctl+0x7b4/0x1150 net/core/dev_ioctl.c:814 sock_do_ioctl+0x23e/0x320 net/socket.c:1268 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #0 (nr_neigh_list_lock){+...}-{3:3}: check_prev_add kernel/locking/lockdep.c:3165 [inline] check_prevs_add kernel/locking/lockdep.c:3284 [inline] validate_chain kernel/locking/lockdep.c:3908 [inline] __lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237 lock_acquire+0x106/0x330 kernel/locking/lockdep.c:5868 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_remove_neigh net/netrom/nr_route.c:307 [inline] nr_del_node+0x57d/0xbb0 net/netrom/nr_route.c:342 nr_rt_ioctl+0xb34/0xf90 net/netrom/nr_route.c:678 sock_do_ioctl+0x101/0x320 net/socket.c:1254 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: nr_neigh_list_lock --> nr_node_list_lock --> &nr_node->node_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&nr_node->node_lock); lock(nr_node_list_lock); lock(&nr_node->node_lock); lock(nr_neigh_list_lock); *** DEADLOCK *** 2 locks held by syz.1.43/6138: #0: ffffffff8fd3a938 (nr_node_list_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] #0: ffffffff8fd3a938 (nr_node_list_lock){+...}-{3:3}, at: nr_del_node+0x253/0xbb0 net/netrom/nr_route.c:334 #1: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock.h:347 [inline] #1: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_node_lock include/net/netrom.h:152 [inline] #1: ffff88801d756870 (&nr_node->node_lock){+...}-{3:3}, at: nr_del_node+0x2a9/0xbb0 net/netrom/nr_route.c:335 stack backtrace: CPU: 1 UID: 0 PID: 6138 Comm: syz.1.43 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 print_circular_bug+0x2e1/0x300 kernel/locking/lockdep.c:2043 check_noncircular+0x12e/0x150 kernel/locking/lockdep.c:2175 check_prev_add kernel/locking/lockdep.c:3165 [inline] check_prevs_add kernel/locking/lockdep.c:3284 [inline] validate_chain kernel/locking/lockdep.c:3908 [inline] __lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237 lock_acquire+0x106/0x330 kernel/locking/lockdep.c:5868 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:347 [inline] nr_remove_neigh net/netrom/nr_route.c:307 [inline] nr_del_node+0x57d/0xbb0 net/netrom/nr_route.c:342 nr_rt_ioctl+0xb34/0xf90 net/netrom/nr_route.c:678 sock_do_ioctl+0x101/0x320 net/socket.c:1254 sock_ioctl+0x5c6/0x7f0 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd97f79bf79 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff83011988 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd97fa15fa0 RCX: 00007fd97f79bf79 RDX: 0000200000000680 RSI: 000000000000890c RDI: 0000000000000005 RBP: 00007fd97f8327e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fd97fa15fac R14: 00007fd97fa15fa0 R15: 00007fd97fa15fa0