Extracting prog: 2m51.841494076s Minimizing prog: 21m16.662571221s Simplifying prog options: 0s Extracting C: 46.042435605s Simplifying C: 7m52.733612777s 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) r2 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program crashed: WARNING: refcount bug in ax25_release single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25 detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) syz_init_net_socket$ax25(0x3, 0x2, 0x9) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r1, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) r2 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(0xffffffffffffffff, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r1, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r1, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r1, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'lo\x00'}) r0 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r0, 0x8914, &(0x7f0000000000)) r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r1, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, 0x0) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) r2 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, 0x0, 0x0) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) r2 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r1, 0x8914, 0x0) r2 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, &(0x7f00000003c0)=@bpq0, 0x10) program did not crash testing program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE detailed listing: executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0x10) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) r2 = syz_init_net_socket$ax25(0x3, 0x2, 0x9) setsockopt$ax25_SO_BINDTODEVICE(r2, 0x101, 0x19, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release simplifying C reproducer testing compiled C program (duration=1m28.335004575s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release testing compiled C program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release testing compiled C program (duration=1m28.335004575s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release testing compiled C program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release testing compiled C program (duration=1m28.335004575s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release testing compiled C program (duration=1m28.335004575s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release testing compiled C program (duration=1m28.335004575s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-ioctl$sock_SIOCGIFINDEX-syz_init_net_socket$bt_sco-setsockopt$ax25_SO_BINDTODEVICE-ioctl$sock_netdev_private-syz_init_net_socket$ax25-setsockopt$ax25_SO_BINDTODEVICE program crashed: WARNING: refcount bug in ax25_release reproducing took 32m47.280133531s repro crashed as (corrupted=false): ------------[ cut here ]------------ refcount_t: decrement hit 0; leaking memory. WARNING: CPU: 1 PID: 6414 at lib/refcount.c:31 refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 Modules linked in: CPU: 1 UID: 0 PID: 6414 Comm: syz-executor496 Not tainted 6.13.0-rc3-syzkaller-g573067a5a685 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 lr : refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 sp : ffff80009d377810 x29: ffff80009d377810 x28: dfff800000000000 x27: ffff0000da4f9080 x26: dfff800000000000 x25: ffff700013a6ef0c x24: ffff0000cc459610 x23: ffff0000d9dc5800 x22: ffff80009d377880 x21: 0000000000000004 x20: ffff0000cd62864c x19: ffff800092c5f000 x18: 0000000000000008 x17: 0000000000000000 x16: ffff800083275834 x15: 0000000000000001 x14: 1fffe00036700aea x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000002 x10: 0000000000ff0100 x9 : 13bfb39c82bd2b00 x8 : 13bfb39c82bd2b00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009d376f38 x4 : ffff80008fa8f840 x3 : ffff80008073f2fc x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 (P) __refcount_dec include/linux/refcount.h:336 [inline] refcount_dec include/linux/refcount.h:351 [inline] ref_tracker_free+0x550/0x6ac lib/ref_tracker.c:236 netdev_tracker_free include/linux/netdevice.h:4156 [inline] netdev_put include/linux/netdevice.h:4173 [inline] ax25_release+0x350/0x8ac net/ax25/af_ax25.c:1069 __sock_release net/socket.c:640 [inline] sock_close+0xa4/0x1e8 net/socket.c:1408 __fput+0x1bc/0x75c fs/file_table.c:450 ____fput+0x20/0x30 fs/file_table.c:478 task_work_run+0x230/0x2e0 kernel/task_work.c:239 exit_task_work include/linux/task_work.h:43 [inline] do_exit+0x4ec/0x1ad0 kernel/exit.c:938 do_group_exit+0x194/0x22c kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] pid_child_should_wake+0x0/0x1dc kernel/exit.c:1096 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 960 hardirqs last enabled at (959): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (959): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2869 hardirqs last disabled at (960): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (926): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (926): [] ax25_cb_del+0x14c/0x198 net/ax25/af_ax25.c:70 softirqs last disabled at (924): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (924): [] ax25_cb_del+0x30/0x198 net/ax25/af_ax25.c:65 ---[ end trace 0000000000000000 ]--- final repro crashed as (corrupted=false): ------------[ cut here ]------------ refcount_t: decrement hit 0; leaking memory. WARNING: CPU: 1 PID: 6414 at lib/refcount.c:31 refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 Modules linked in: CPU: 1 UID: 0 PID: 6414 Comm: syz-executor496 Not tainted 6.13.0-rc3-syzkaller-g573067a5a685 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 lr : refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 sp : ffff80009d377810 x29: ffff80009d377810 x28: dfff800000000000 x27: ffff0000da4f9080 x26: dfff800000000000 x25: ffff700013a6ef0c x24: ffff0000cc459610 x23: ffff0000d9dc5800 x22: ffff80009d377880 x21: 0000000000000004 x20: ffff0000cd62864c x19: ffff800092c5f000 x18: 0000000000000008 x17: 0000000000000000 x16: ffff800083275834 x15: 0000000000000001 x14: 1fffe00036700aea x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000002 x10: 0000000000ff0100 x9 : 13bfb39c82bd2b00 x8 : 13bfb39c82bd2b00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009d376f38 x4 : ffff80008fa8f840 x3 : ffff80008073f2fc x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: refcount_warn_saturate+0x1e8/0x20c lib/refcount.c:31 (P) __refcount_dec include/linux/refcount.h:336 [inline] refcount_dec include/linux/refcount.h:351 [inline] ref_tracker_free+0x550/0x6ac lib/ref_tracker.c:236 netdev_tracker_free include/linux/netdevice.h:4156 [inline] netdev_put include/linux/netdevice.h:4173 [inline] ax25_release+0x350/0x8ac net/ax25/af_ax25.c:1069 __sock_release net/socket.c:640 [inline] sock_close+0xa4/0x1e8 net/socket.c:1408 __fput+0x1bc/0x75c fs/file_table.c:450 ____fput+0x20/0x30 fs/file_table.c:478 task_work_run+0x230/0x2e0 kernel/task_work.c:239 exit_task_work include/linux/task_work.h:43 [inline] do_exit+0x4ec/0x1ad0 kernel/exit.c:938 do_group_exit+0x194/0x22c kernel/exit.c:1087 __do_sys_exit_group kernel/exit.c:1098 [inline] __se_sys_exit_group kernel/exit.c:1096 [inline] pid_child_should_wake+0x0/0x1dc kernel/exit.c:1096 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 960 hardirqs last enabled at (959): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (959): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2869 hardirqs last disabled at (960): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (926): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (926): [] ax25_cb_del+0x14c/0x198 net/ax25/af_ax25.c:70 softirqs last disabled at (924): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (924): [] ax25_cb_del+0x30/0x198 net/ax25/af_ax25.c:65 ---[ end trace 0000000000000000 ]---