Extracting prog: 1m17.383317146s Minimizing prog: 13m45.067604152s Simplifying prog options: 0s Extracting C: 24.913895362s Simplifying C: 3m13.596486159s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched detailed listing: executing program 0: socket(0x10, 0x803, 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r1 = socket(0x400000000010, 0x3, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) socket(0x400000000010, 0x3, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r3, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) socket$unix(0x1, 0x1, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, 0x0, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, 0x0, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r3, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r3, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket(0x400000000010, 0x3, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r3, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r1 = socket(0x400000000010, 0x3, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r3, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r1 = socket(0x400000000010, 0x3, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r3, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r3, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, 0x0) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, 0x0, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, 0x0, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, 0x0, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={0x0}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, 0x0, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash testing program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x10}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=32.621715616s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action simplifying C reproducer testing compiled C program (duration=32.621715616s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action testing compiled C program (duration=32.621715616s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action testing compiled C program (duration=32.621715616s, {Threaded:false Repeat:false 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}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action testing compiled C program (duration=32.621715616s, {Threaded:false Repeat:false 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}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action testing compiled C program (duration=32.621715616s, {Threaded:false Repeat:false 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}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action testing compiled C program (duration=32.621715616s, {Threaded:false Repeat:false 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}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action testing program (duration=32.621715616s, {Threaded:false Repeat:false 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}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action validation run: crashed=true testing program (duration=32.621715616s, {Threaded:false Repeat:false 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}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action validation run: crashed=true testing program (duration=32.621715616s, {Threaded:false Repeat:false 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}}): socket-openat$tun-ioctl$TUNSETIFF-socket-socket$unix-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket(0x10, 0x803, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = socket(0x400000000010, 0x3, 0x0) r3 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001300)=@newtfilter={0x84, 0x2c, 0xd27, 0x30bd29, 0x2, {0x0, 0x0, 0x0, r4, {0x0, 0xf}, {}, {0x7}}, [@filter_kind_options=@f_matchall={{0xd}, {0x50, 0x2, [@TCA_MATCHALL_ACT={0x4c, 0x2, [@m_gact={0x48, 0x1, 0x0, 0x0, {{0x9}, {0x1c, 0x2, 0x0, 0x1, [@TCA_GACT_PARMS={0x18, 0x2, {0x2, 0x40, 0xffffffff, 0xe670, 0x904f}}]}, {0x4}, {0xc}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in tc_setup_flow_action validation run: crashed=true reproducing took 20m43.105856189s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-out-of-bounds in is_tcf_tunnel_set include/net/tc_act/tc_tunnel_key.h:33 [inline] BUG: KASAN: slab-out-of-bounds in tc_setup_flow_action+0x870/0x3240 net/sched/cls_api.c:3625 Read of size 8 at addr ffff88812cd8e9c0 by task syz.2.16/368 CPU: 0 PID: 368 Comm: syz.2.16 Not tainted 5.15.189-syzkaller-00079-ga71626bd56a5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:427 [inline] kasan_report+0xf1/0x140 mm/kasan/report.c:444 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:309 is_tcf_tunnel_set include/net/tc_act/tc_tunnel_key.h:33 [inline] tc_setup_flow_action+0x870/0x3240 net/sched/cls_api.c:3625 mall_replace_hw_filter+0x293/0x820 net/sched/cls_matchall.c:100 mall_change+0x526/0x740 net/sched/cls_matchall.c:235 tc_new_tfilter+0x12a2/0x1870 net/sched/cls_api.c:2131 rtnetlink_rcv_msg+0x81b/0xb90 net/core/rtnetlink.c:5641 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5668 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x876/0xa40 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x86a/0xb70 net/netlink/af_netlink.c:1922 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg net/socket.c:2526 [inline] __x64_sys_sendmsg+0x1e2/0x2a0 net/socket.c:2526 x64_sys_call+0x4b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fb2098a79a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe939b83e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fb209acefa0 RCX: 00007fb2098a79a9 RDX: 0000000000000000 RSI: 0000200000000580 RDI: 0000000000000003 RBP: 00007fb209929d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb209acefa0 R14: 00007fb209acefa0 R15: 0000000000000003 Allocated by task 368: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:433 [inline] ____kasan_kmalloc mm/kasan/common.c:512 [inline] __kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521 kasan_kmalloc include/linux/kasan.h:227 [inline] __kmalloc+0x13d/0x2c0 mm/slub.c:4431 kmalloc include/linux/slab.h:621 [inline] kzalloc include/linux/slab.h:747 [inline] tcf_idr_create+0x5f/0x790 net/sched/act_api.c:478 tcf_idr_create_from_flags+0x61/0x70 net/sched/act_api.c:536 tcf_gact_init+0x346/0x580 net/sched/act_gact.c:102 tcf_action_init_1+0x3f7/0x6a0 net/sched/act_api.c:1071 tcf_action_init+0x1e9/0x710 net/sched/act_api.c:1130 tcf_exts_validate+0x217/0x520 net/sched/cls_api.c:3073 mall_set_parms+0x48/0x520 net/sched/cls_matchall.c:171 mall_change+0x45a/0x740 net/sched/cls_matchall.c:229 tc_new_tfilter+0x12a2/0x1870 net/sched/cls_api.c:2131 rtnetlink_rcv_msg+0x81b/0xb90 net/core/rtnetlink.c:5641 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5668 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x876/0xa40 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x86a/0xb70 net/netlink/af_netlink.c:1922 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg net/socket.c:2526 [inline] __x64_sys_sendmsg+0x1e2/0x2a0 net/socket.c:2526 x64_sys_call+0x4b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 The buggy address belongs to the object at ffff88812cd8e900 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 0 bytes to the right of 192-byte region [ffff88812cd8e900, ffff88812cd8e9c0) The buggy address belongs to the page: page:ffffea0004b36380 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x12cd8e flags: 0x4000000000000200(slab|zone=1) raw: 4000000000000200 0000000000000000 dead000000000122 ffff888100042c00 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 358, ts 24014299492, free_ts 23225128105 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611 get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485 __alloc_pages+0x18f/0x440 mm/page_alloc.c:5795 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1932 [inline] new_slab+0xa1/0x4d0 mm/slub.c:1995 ___slab_alloc+0x381/0x810 mm/slub.c:3028 __slab_alloc+0x49/0x90 mm/slub.c:3115 slab_alloc_node mm/slub.c:3206 [inline] slab_alloc mm/slub.c:3250 [inline] kmem_cache_alloc_trace+0x146/0x270 mm/slub.c:3267 kmalloc include/linux/slab.h:616 [inline] kzalloc include/linux/slab.h:747 [inline] cgroup_file_open+0x8d/0x2c0 kernel/cgroup/cgroup.c:3933 kernfs_fop_open+0x7cd/0xb30 fs/kernfs/file.c:704 do_dentry_open+0x834/0x1010 fs/open.c:828 vfs_open+0x73/0x80 fs/open.c:958 do_open fs/namei.c:3608 [inline] path_openat+0x2646/0x2f10 fs/namei.c:3742 do_filp_open+0x1b3/0x3e0 fs/namei.c:3769 do_sys_openat2+0x14c/0x7b0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_openat fs/open.c:1266 [inline] __se_sys_openat fs/open.c:1261 [inline] __x64_sys_openat+0x136/0x160 fs/open.c:1261 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1472 [inline] free_pcp_prepare mm/page_alloc.c:1544 [inline] free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534 free_unref_page+0xa2/0x550 mm/page_alloc.c:3616 free_the_page mm/page_alloc.c:805 [inline] __free_pages+0x6c/0x100 mm/page_alloc.c:5871 free_pages+0x82/0x90 mm/page_alloc.c:5882 kasan_depopulate_vmalloc_pte+0x6b/0x90 mm/kasan/shadow.c:354 apply_to_pte_range mm/memory.c:2643 [inline] apply_to_pmd_range mm/memory.c:2687 [inline] apply_to_pud_range mm/memory.c:2723 [inline] apply_to_p4d_range mm/memory.c:2759 [inline] __apply_to_page_range+0x8b0/0xbf0 mm/memory.c:2795 apply_to_existing_page_range+0x38/0x50 mm/memory.c:2828 kasan_release_vmalloc+0x97/0xb0 mm/kasan/shadow.c:464 __purge_vmap_area_lazy+0xc05/0x1840 mm/vmalloc.c:1715 _vm_unmap_aliases+0x2fd/0x380 mm/vmalloc.c:2118 vm_unmap_aliases+0x19/0x20 mm/vmalloc.c:2141 change_page_attr_set_clr+0x311/0xc10 arch/x86/mm/pat/set_memory.c:1740 change_page_attr_clear arch/x86/mm/pat/set_memory.c:1797 [inline] set_memory_ro+0x89/0xd0 arch/x86/mm/pat/set_memory.c:1943 bpf_jit_binary_lock_ro include/linux/filter.h:899 [inline] bpf_int_jit_compile+0xc493/0xcc60 arch/x86/net/bpf_jit_comp.c:2478 bpf_prog_select_runtime+0x6f1/0x9f0 kernel/bpf/core.c:1934 bpf_migrate_filter net/core/filter.c:1307 [inline] bpf_prepare_filter+0x1014/0x11c0 net/core/filter.c:1355 Memory state around the buggy address: ffff88812cd8e880: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88812cd8e900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88812cd8e980: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc ^ ffff88812cd8ea00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88812cd8ea80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ================================================================== final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: slab-out-of-bounds in is_tcf_tunnel_set include/net/tc_act/tc_tunnel_key.h:33 [inline] BUG: KASAN: slab-out-of-bounds in tc_setup_flow_action+0x870/0x3240 net/sched/cls_api.c:3625 Read of size 8 at addr ffff88812cd8e9c0 by task syz.2.16/368 CPU: 0 PID: 368 Comm: syz.2.16 Not tainted 5.15.189-syzkaller-00079-ga71626bd56a5 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:427 [inline] kasan_report+0xf1/0x140 mm/kasan/report.c:444 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report_generic.c:309 is_tcf_tunnel_set include/net/tc_act/tc_tunnel_key.h:33 [inline] tc_setup_flow_action+0x870/0x3240 net/sched/cls_api.c:3625 mall_replace_hw_filter+0x293/0x820 net/sched/cls_matchall.c:100 mall_change+0x526/0x740 net/sched/cls_matchall.c:235 tc_new_tfilter+0x12a2/0x1870 net/sched/cls_api.c:2131 rtnetlink_rcv_msg+0x81b/0xb90 net/core/rtnetlink.c:5641 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5668 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x876/0xa40 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x86a/0xb70 net/netlink/af_netlink.c:1922 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg net/socket.c:2526 [inline] __x64_sys_sendmsg+0x1e2/0x2a0 net/socket.c:2526 x64_sys_call+0x4b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fb2098a79a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe939b83e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fb209acefa0 RCX: 00007fb2098a79a9 RDX: 0000000000000000 RSI: 0000200000000580 RDI: 0000000000000003 RBP: 00007fb209929d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb209acefa0 R14: 00007fb209acefa0 R15: 0000000000000003 Allocated by task 368: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:433 [inline] ____kasan_kmalloc mm/kasan/common.c:512 [inline] __kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521 kasan_kmalloc include/linux/kasan.h:227 [inline] __kmalloc+0x13d/0x2c0 mm/slub.c:4431 kmalloc include/linux/slab.h:621 [inline] kzalloc include/linux/slab.h:747 [inline] tcf_idr_create+0x5f/0x790 net/sched/act_api.c:478 tcf_idr_create_from_flags+0x61/0x70 net/sched/act_api.c:536 tcf_gact_init+0x346/0x580 net/sched/act_gact.c:102 tcf_action_init_1+0x3f7/0x6a0 net/sched/act_api.c:1071 tcf_action_init+0x1e9/0x710 net/sched/act_api.c:1130 tcf_exts_validate+0x217/0x520 net/sched/cls_api.c:3073 mall_set_parms+0x48/0x520 net/sched/cls_matchall.c:171 mall_change+0x45a/0x740 net/sched/cls_matchall.c:229 tc_new_tfilter+0x12a2/0x1870 net/sched/cls_api.c:2131 rtnetlink_rcv_msg+0x81b/0xb90 net/core/rtnetlink.c:5641 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2511 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5668 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x876/0xa40 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x86a/0xb70 net/netlink/af_netlink.c:1922 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg net/socket.c:2526 [inline] __x64_sys_sendmsg+0x1e2/0x2a0 net/socket.c:2526 x64_sys_call+0x4b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:47 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 The buggy address belongs to the object at ffff88812cd8e900 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 0 bytes to the right of 192-byte region [ffff88812cd8e900, ffff88812cd8e9c0) The buggy address belongs to the page: page:ffffea0004b36380 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x12cd8e flags: 0x4000000000000200(slab|zone=1) raw: 4000000000000200 0000000000000000 dead000000000122 ffff888100042c00 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 358, ts 24014299492, free_ts 23225128105 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611 get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485 __alloc_pages+0x18f/0x440 mm/page_alloc.c:5795 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1932 [inline] new_slab+0xa1/0x4d0 mm/slub.c:1995 ___slab_alloc+0x381/0x810 mm/slub.c:3028 __slab_alloc+0x49/0x90 mm/slub.c:3115 slab_alloc_node mm/slub.c:3206 [inline] slab_alloc mm/slub.c:3250 [inline] kmem_cache_alloc_trace+0x146/0x270 mm/slub.c:3267 kmalloc include/linux/slab.h:616 [inline] kzalloc include/linux/slab.h:747 [inline] cgroup_file_open+0x8d/0x2c0 kernel/cgroup/cgroup.c:3933 kernfs_fop_open+0x7cd/0xb30 fs/kernfs/file.c:704 do_dentry_open+0x834/0x1010 fs/open.c:828 vfs_open+0x73/0x80 fs/open.c:958 do_open fs/namei.c:3608 [inline] path_openat+0x2646/0x2f10 fs/namei.c:3742 do_filp_open+0x1b3/0x3e0 fs/namei.c:3769 do_sys_openat2+0x14c/0x7b0 fs/open.c:1234 do_sys_open fs/open.c:1250 [inline] __do_sys_openat fs/open.c:1266 [inline] __se_sys_openat fs/open.c:1261 [inline] __x64_sys_openat+0x136/0x160 fs/open.c:1261 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1472 [inline] free_pcp_prepare mm/page_alloc.c:1544 [inline] free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534 free_unref_page+0xa2/0x550 mm/page_alloc.c:3616 free_the_page mm/page_alloc.c:805 [inline] __free_pages+0x6c/0x100 mm/page_alloc.c:5871 free_pages+0x82/0x90 mm/page_alloc.c:5882 kasan_depopulate_vmalloc_pte+0x6b/0x90 mm/kasan/shadow.c:354 apply_to_pte_range mm/memory.c:2643 [inline] apply_to_pmd_range mm/memory.c:2687 [inline] apply_to_pud_range mm/memory.c:2723 [inline] apply_to_p4d_range mm/memory.c:2759 [inline] __apply_to_page_range+0x8b0/0xbf0 mm/memory.c:2795 apply_to_existing_page_range+0x38/0x50 mm/memory.c:2828 kasan_release_vmalloc+0x97/0xb0 mm/kasan/shadow.c:464 __purge_vmap_area_lazy+0xc05/0x1840 mm/vmalloc.c:1715 _vm_unmap_aliases+0x2fd/0x380 mm/vmalloc.c:2118 vm_unmap_aliases+0x19/0x20 mm/vmalloc.c:2141 change_page_attr_set_clr+0x311/0xc10 arch/x86/mm/pat/set_memory.c:1740 change_page_attr_clear arch/x86/mm/pat/set_memory.c:1797 [inline] set_memory_ro+0x89/0xd0 arch/x86/mm/pat/set_memory.c:1943 bpf_jit_binary_lock_ro include/linux/filter.h:899 [inline] bpf_int_jit_compile+0xc493/0xcc60 arch/x86/net/bpf_jit_comp.c:2478 bpf_prog_select_runtime+0x6f1/0x9f0 kernel/bpf/core.c:1934 bpf_migrate_filter net/core/filter.c:1307 [inline] bpf_prepare_filter+0x1014/0x11c0 net/core/filter.c:1355 Memory state around the buggy address: ffff88812cd8e880: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88812cd8e900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff88812cd8e980: 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc ^ ffff88812cd8ea00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88812cd8ea80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc 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