Extracting prog: 1m7.836921835s Minimizing prog: 21m10.176712135s Simplifying prog options: 0s Extracting C: 32.406272323s Simplifying C: 2m50.962598391s extracting reproducer from 73 programs testing a last program of every proc single: executing 23 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2-ioctl$VHOST_SET_VRING_KICK-bpf$BPF_GET_PROG_INFO-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL-getsockopt$inet_mreqn-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL-sendmsg$ETHTOOL_MSG_PAUSE_GET-ioctl$NILFS_IOCTL_GET_VINFO detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00', 0x0}) r12 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r12, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r12, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r13}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) r14 = eventfd2(0x8, 0x2) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000a00)={0x1, r14}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f00000001c0)=[0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x8, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd7, &(0x7f0000000280)=[{}, {}, {}], 0x18, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0xb, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl2\x00', 0x0, 0x4, 0x4, 0x9, 0x8, 0x29, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @local, 0x20, 0x8, 0x5, 0x1ff}}) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000580)={@broadcast, @rand_addr, 0x0}, &(0x7f00000005c0)=0xc) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000680)={'ip6tnl0\x00', &(0x7f0000000600)={'syztnl1\x00', 0x0, 0x4, 0x3, 0xd, 0x9, 0x22, @private2, @local, 0x700, 0x8, 0x1aac, 0x8}}) sendmsg$ETHTOOL_MSG_PAUSE_GET(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000880)={&(0x7f00000006c0)={0x1b0, r9, 0x10, 0x70bd2a, 0x25dfdbff, {}, [@HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}]}, @HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'dvmrp1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_hsr\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x84, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'dummy0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team_slave_0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_batadv\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r10}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6gretap0\x00'}]}, @HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r11}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'pim6reg0\x00'}]}, @HEADER={0x54, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r13}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r15}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x3, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvtap0\x00'}]}, @HEADER={0x48, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r16}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_bridge\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x5}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r17}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r18}]}]}, 0x1b0}, 0x1, 0x0, 0x0, 0xc000}, 0x4000) ioctl$NILFS_IOCTL_GET_VINFO(r1, 0xc0186e86, &(0x7f00000009c0)={&(0x7f0000000980)=[{0x2, 0xc91c, 0x0, 0xfffffffffffffffa}], 0x1, 0x20, 0x3, 0xa}) program crashed: KASAN: use-after-free Read in l2tp_tunnel_del_work single: successfully extracted reproducer found reproducer with 30 syscalls minimizing guilty program testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2-ioctl$VHOST_SET_VRING_KICK-bpf$BPF_GET_PROG_INFO-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL-getsockopt$inet_mreqn-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL-sendmsg$ETHTOOL_MSG_PAUSE_GET detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00', 0x0}) r12 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r12, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r12, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r13}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) r14 = eventfd2(0x8, 0x2) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000a00)={0x1, r14}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f00000001c0)=[0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x8, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd7, &(0x7f0000000280)=[{}, {}, {}], 0x18, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0xb, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl2\x00', 0x0, 0x4, 0x4, 0x9, 0x8, 0x29, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @local, 0x20, 0x8, 0x5, 0x1ff}}) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000580)={@broadcast, @rand_addr, 0x0}, &(0x7f00000005c0)=0xc) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000680)={'ip6tnl0\x00', &(0x7f0000000600)={'syztnl1\x00', 0x0, 0x4, 0x3, 0xd, 0x9, 0x22, @private2, @local, 0x700, 0x8, 0x1aac, 0x8}}) sendmsg$ETHTOOL_MSG_PAUSE_GET(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000880)={&(0x7f00000006c0)={0x1b0, r9, 0x10, 0x70bd2a, 0x25dfdbff, {}, [@HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}]}, @HEADER={0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'dvmrp1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_hsr\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x84, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'dummy0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team_slave_0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_batadv\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r10}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6gretap0\x00'}]}, @HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r11}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'pim6reg0\x00'}]}, @HEADER={0x54, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r13}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r15}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x3, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvtap0\x00'}]}, @HEADER={0x48, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r16}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_bridge\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x5}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r17}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r18}]}]}, 0x1b0}, 0x1, 0x0, 0x0, 0xc000}, 0x4000) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2-ioctl$VHOST_SET_VRING_KICK-bpf$BPF_GET_PROG_INFO-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL-getsockopt$inet_mreqn-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$eJzs1L9Lm3kYAPAnaUN6x5WUctDhbig0dEpbSBeHZiiShixVSu+uQ+eCg4vg4CCR6Oz5F3iICuIi7sItYgRRLk6SUYTbDhSXTO9B/HK/OO64IQSPz2dI8vxInid83/cNbrV8/JJlWS4ismI8iLv/3F0YvBZ/i7/Zrr9pPp58/e59RC4+RkT96y8GlVzqyFLzbislUtwsVrtrR+NX2w+On5x2yuv5VP4sH7EQEdPnG6W/GQ1/slOL0uJSoXEnxS8/Pat/9f1Yih69+pAurO9+HNb8g9Li0kxjea42ddaYvyh3xzZPsonL1fvPC51uv3qY+iqDG6I0nCUYmb+e/w9ftnvt/tunW7MvKg97+62V9CC8zo16UwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4P9up3ZQWlyaaSzP1abOGvMXLz89q/+Uaq1vH736kL/5vJcf2vyIP8wvd8c2T7KJy9X7zwudbr96mPoqud+/8/NwVmEEdmoHd+5GxM35FyOi3Wv33z7dmn1Redjbb62kc7++N+pNAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAIDbov6m+Xjy9bv3Ebn4GBHjsTDIZ8Wbei717ab3iZRvFqvdtaPxq3tx/OS0U16fTPm9fAx+Yfp8o/Qvoz8fxv/hv/k1AAD//xP+eHc=") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r11}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) r12 = eventfd2(0x8, 0x2) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000a00)={0x1, r12}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f00000001c0)=[0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x8, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd7, &(0x7f0000000280)=[{}, {}, {}], 0x18, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0xb, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl2\x00', 0x0, 0x4, 0x4, 0x9, 0x8, 0x29, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @local, 0x20, 0x8, 0x5, 0x1ff}}) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000580)={@broadcast}, &(0x7f00000005c0)=0xc) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000680)={'ip6tnl0\x00', &(0x7f0000000600)={'syztnl1\x00', 0x0, 0x4, 0x3, 0xd, 0x9, 0x22, @private2, @local, 0x700, 0x8, 0x1aac, 0x8}}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2-ioctl$VHOST_SET_VRING_KICK-bpf$BPF_GET_PROG_INFO-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL-getsockopt$inet_mreqn detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r11}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) r12 = eventfd2(0x8, 0x2) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000a00)={0x1, r12}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f00000001c0)=[0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x8, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd7, &(0x7f0000000280)=[{}, {}, {}], 0x18, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0xb, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl2\x00', 0x0, 0x4, 0x4, 0x9, 0x8, 0x29, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @local, 0x20, 0x8, 0x5, 0x1ff}}) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000580)={@broadcast}, &(0x7f00000005c0)=0xc) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2-ioctl$VHOST_SET_VRING_KICK-bpf$BPF_GET_PROG_INFO-ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$eJzs1L9Lm3kYAPAnaUN6x5WUctDhbig0dEpbSBeHZiiShixVSu+uQ+eCg4vg4CCR6Oz5F3iICuIi7sItYgRRLk6SUYTbDhSXTO9B/HK/OO64IQSPz2dI8vxInid83/cNbrV8/JJlWS4ismI8iLv/3F0YvBZ/i7/Zrr9pPp58/e59RC4+RkT96y8GlVzqyFLzbislUtwsVrtrR+NX2w+On5x2yuv5VP4sH7EQEdPnG6W/GQ1/slOL0uJSoXEnxS8/Pat/9f1Yih69+pAurO9+HNb8g9Li0kxjea42ddaYvyh3xzZPsonL1fvPC51uv3qY+iqDG6I0nCUYmb+e/w9ftnvt/tunW7MvKg97+62V9CC8zo16UwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4P9up3ZQWlyaaSzP1abOGvMXLz89q/+Uaq1vH736kL/5vJcf2vyIP8wvd8c2T7KJy9X7zwudbr96mPoqud+/8/NwVmEEdmoHd+5GxM35FyOi3Wv33z7dmn1Redjbb62kc7++N+pNAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAIDbov6m+Xjy9bv3Ebn4GBHjsTDIZ8Wbei717ab3iZRvFqvdtaPxq3tx/OS0U16fTPm9fAx+Yfp8o/Qvoz8fxv/hv/k1AAD//xP+eHc=") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r11}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) r12 = eventfd2(0x8, 0x2) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000a00)={0x1, r12}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f00000001c0)=[0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x8, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd7, &(0x7f0000000280)=[{}, {}, {}], 0x18, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0xb, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl2\x00', 0x0, 0x4, 0x4, 0x9, 0x8, 0x29, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @local, 0x20, 0x8, 0x5, 0x1ff}}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2-ioctl$VHOST_SET_VRING_KICK-bpf$BPF_GET_PROG_INFO detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r11}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) r12 = eventfd2(0x8, 0x2) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000a00)={0x1, r12}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f00000001c0)=[0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x8, &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd7, &(0x7f0000000280)=[{}, {}, {}], 0x18, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0xb, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2-ioctl$VHOST_SET_VRING_KICK detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r11}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) r12 = eventfd2(0x8, 0x2) ioctl$VHOST_SET_VRING_KICK(0xffffffffffffffff, 0x4008af20, &(0x7f0000000a00)={0x1, r12}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-eventfd2 detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r11}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) eventfd2(0x8, 0x2) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=@ipv6_newaddr={0x34, 0x14, 0x1, 0x70bd2b, 0x25dfdbfa, {0xa, 0x8, 0x1, 0xff, r11}, [@IFA_LOCAL={0x14, 0x2, @mcast1}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10080) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route-ioctl$sock_SIOCGIFINDEX detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) r10 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r10, 0x8933, &(0x7f0000000000)={'lo\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX-socket$nl_route detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) socket$nl_route(0x10, 0x3, 0x0) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$sock_SIOCGIFINDEX detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000180)={'syz_tun\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_PAUSE_SET detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_PAUSE_SET(r8, &(0x7f00000013c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x14, r9, 0x401, 0x70bd2e, 0x25df5bfc}, 0x14}}, 0x14008080) program did not crash testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-syz_genetlink_get_family_id$ethtool-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") syz_genetlink_get_family_id$ethtool(&(0x7f0000000180), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-syz_read_part_table-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_read_part_table(0x5ba, &(0x7f00000005c0)="$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") ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-socket$nl_generic-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-keyctl$read-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) r7 = add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) keyctl$read(0xb, r7, 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-add_key$fscrypt_provisioning-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) add_key$fscrypt_provisioning(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x1}, &(0x7f0000000080)={0x2, 0x0, @a}, 0x48, 0xfffffffffffffffe) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$KVM_RUN-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) r6 = syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$KVM_RUN(r6, 0xae80, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-syz_kvm_add_vcpu$x86-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) r5 = syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) syz_kvm_add_vcpu$x86(r5, &(0x7f0000000380)={0x0, &(0x7f0000001200)=[@rdmsr={0x66, 0x18, {0x3f7}}], 0x18}) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-syz_kvm_setup_syzos_vm$x86-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) syz_kvm_setup_syzos_vm$x86(r4, &(0x7f0000c00000/0x400000)=nil) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$KVM_CAP_X86_USER_SPACE_MSR-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_CAP_X86_USER_SPACE_MSR(r4, 0x4068aea3, &(0x7f00000004c0)={0xbc, 0x0, 0x7}) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$KVM_CREATE_VM-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-openat$kvm-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r2, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-socket$inet6_udp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program did not crash testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$pppl2tp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) connect$pppl2tp(r1, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program did not crash testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-getsockopt$bt_BT_CHANNEL_POLICY-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000900)=0x10, &(0x7f0000000940)=0x4) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(0xffffffffffffffff, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program did not crash testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_hidp-socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program crashed: KASAN: use-after-free Write in pppol2tp_release testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000140)={'vxcan0\x00'}) program did not crash testing program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, 0x0) program crashed: KASAN: use-after-free Write in pppol2tp_release extracting C reproducer testing compiled C program (duration=32.340123142s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan program crashed: KASAN: use-after-free Write in pppol2tp_release simplifying C reproducer testing compiled C program (duration=32.340123142s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan program crashed: KASAN: use-after-free Write in pppol2tp_release testing compiled C program (duration=32.340123142s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan program crashed: KASAN: use-after-free Write in pppol2tp_release testing compiled C program (duration=32.340123142s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=32.340123142s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=32.340123142s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing compiled C program (duration=32.340123142s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session testing program (duration=32.340123142s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, 0x0) program crashed: KASAN: use-after-free Write in pppol2tp_release validation run: crashed=true testing program (duration=32.340123142s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, 0x0) program crashed: KASAN: use-after-free Write in pppol2tp_release validation run: crashed=true testing program (duration=32.340123142s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$pppl2tp-socket$inet6_udp-connect$pppl2tp-ioctl$ifreq_SIOCGIFINDEX_vcan detailed listing: executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) connect$pppl2tp(r0, &(0x7f0000000080)=@pppol2tpin6={0x18, 0x1, {0x0, r1, 0x6, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @local}}}, 0x32) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, 0x0) program crashed: KASAN: use-after-free Read in pppol2tp_sock_to_session validation run: crashed=true reproducing took 27m23.615395265s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0 net/l2tp/l2tp_ppp.c:156 Read of size 4 at addr ffff88811d363c00 by task syz.2.17/373 CPU: 1 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 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+0x10f/0x150 mm/kasan/report.c:444 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308 pppol2tp_sock_to_session+0x1a0/0x1b0 net/l2tp/l2tp_ppp.c:156 pppol2tp_release+0x150/0x2b0 net/l2tp/l2tp_ppp.c:435 __sock_release net/socket.c:649 [inline] sock_close+0xb8/0x200 net/socket.c:1336 __fput+0x22b/0x900 fs/file_table.c:311 ____fput+0x15/0x20 fs/file_table.c:339 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fac784b9159 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:00007ffc586760c8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007ffc586761b0 RCX: 00007fac784b9159 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 0000000000007139 R08: 0000000000000001 R09: 0000000000000000 R10: 0000001b32f20000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fac78740fac R14: 00007fac78740fa8 R15: 00007fac78740fa0 Allocated by task 373: 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+0xd4/0x100 mm/kasan/common.c:521 kasan_kmalloc include/linux/kasan.h:227 [inline] __kmalloc+0x13d/0x2c0 mm/slub.c:4436 kmalloc include/linux/slab.h:624 [inline] kzalloc include/linux/slab.h:750 [inline] l2tp_session_create+0x39/0xb60 net/l2tp/l2tp_core.c:1616 pppol2tp_connect+0xbf5/0x1640 net/l2tp/l2tp_ppp.c:772 __sys_connect_file net/socket.c:1923 [inline] __sys_connect+0x3cb/0x450 net/socket.c:1940 __do_sys_connect net/socket.c:1950 [inline] __se_sys_connect net/socket.c:1947 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:1947 x64_sys_call+0x7c/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43 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 Freed by task 10: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4a/0x70 mm/kasan/common.c:45 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373 kasan_slab_free include/linux/kasan.h:193 [inline] slab_free_hook mm/slub.c:1728 [inline] slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1754 slab_free mm/slub.c:3526 [inline] kfree+0xc4/0x270 mm/slub.c:4588 l2tp_session_free net/l2tp/l2tp_core.c:168 [inline] l2tp_session_put+0xaf/0x1a0 net/l2tp/l2tp_core.c:193 l2tp_session_delete+0x3a9/0x4a0 net/l2tp/l2tp_core.c:1589 l2tp_tunnel_closeall net/l2tp/l2tp_core.c:1235 [inline] l2tp_tunnel_del_work+0x180/0x3d0 net/l2tp/l2tp_core.c:1273 process_one_work+0x6c8/0xbb0 kernel/workqueue.c:2328 worker_thread+0xaa0/0x1250 kernel/workqueue.c:2475 kthread+0x3f5/0x4f0 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 The buggy address belongs to the object at ffff88811d363c00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 0 bytes inside of 512-byte region [ffff88811d363c00, ffff88811d363e00) The buggy address belongs to the page: page:ffffea000474d800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11d360 head:ffffea000474d800 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head|zone=1) raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 368, ts 28999090786, free_ts 16884918927 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2607 prep_new_page+0x1c/0x110 mm/page_alloc.c:2613 get_page_from_freelist+0x2c3a/0x2cd0 mm/page_alloc.c:4487 __alloc_pages+0x1a2/0x460 mm/page_alloc.c:5824 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1937 [inline] new_slab+0xa0/0x4d0 mm/slub.c:2000 ___slab_alloc+0x3ac/0x840 mm/slub.c:3033 __slab_alloc+0x49/0x90 mm/slub.c:3120 slab_alloc_node mm/slub.c:3211 [inline] slab_alloc mm/slub.c:3255 [inline] __kmalloc_track_caller+0x169/0x2c0 mm/slub.c:4954 kmalloc_reserve net/core/skbuff.c:357 [inline] __alloc_skb+0x210/0x730 net/core/skbuff.c:428 alloc_skb include/linux/skbuff.h:1183 [inline] nlmsg_new include/net/netlink.h:953 [inline] inet6_ifa_notify net/ipv6/addrconf.c:5543 [inline] __ipv6_ifa_notify+0x200/0xe70 net/ipv6/addrconf.c:6198 ipv6_ifa_notify net/ipv6/addrconf.c:6250 [inline] inet6_addr_add+0x631/0x9d0 net/ipv6/addrconf.c:3037 inet6_rtm_newaddr+0x6e7/0x9c0 net/ipv6/addrconf.c:4978 rtnetlink_rcv_msg+0x9fd/0xcb0 net/core/rtnetlink.c:5662 netlink_rcv_skb+0x1e9/0x430 net/netlink/af_netlink.c:2516 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5680 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x86c/0xa30 net/netlink/af_netlink.c:1348 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1474 [inline] free_pcp_prepare mm/page_alloc.c:1546 [inline] free_unref_page_prepare+0x5fa/0x600 mm/page_alloc.c:3536 free_unref_page+0xae/0x540 mm/page_alloc.c:3618 free_the_page mm/page_alloc.c:805 [inline] free_compound_page+0x78/0xa0 mm/page_alloc.c:828 destroy_compound_page include/linux/mm.h:1000 [inline] __put_compound_page+0x77/0xb0 mm/swap.c:111 __put_page+0xbc/0xe0 mm/swap.c:127 put_page include/linux/mm.h:1306 [inline] __skb_frag_unref include/linux/skbuff.h:3275 [inline] skb_release_data+0x37c/0xa20 net/core/skbuff.c:673 skb_release_all net/core/skbuff.c:743 [inline] __kfree_skb+0x50/0x70 net/core/skbuff.c:757 sk_eat_skb include/net/sock.h:2800 [inline] tcp_recvmsg_locked+0x13d1/0x24f0 net/ipv4/tcp.c:2520 tcp_recvmsg+0x233/0x770 net/ipv4/tcp.c:2566 inet_recvmsg+0x13a/0x470 net/ipv4/af_inet.c:861 sock_recvmsg_nosec net/socket.c:967 [inline] sock_recvmsg net/socket.c:985 [inline] sock_read_iter+0x2c2/0x380 net/socket.c:1058 call_read_iter include/linux/fs.h:2206 [inline] new_sync_read fs/read_write.c:404 [inline] vfs_read+0x6c0/0xc20 fs/read_write.c:485 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 Memory state around the buggy address: ffff88811d363b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88811d363b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88811d363c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88811d363c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88811d363d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== ------------[ cut here ]------------ WARNING: CPU: 1 PID: 373 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 net/l2tp/l2tp_ppp.c:156 Modules linked in: CPU: 0 PID: 373 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 net/l2tp/l2tp_ppp.c:156 Code: 5d c3 e8 0c 67 0b fd be 02 00 00 00 eb 0a e8 00 67 0b fd be 01 00 00 00 4c 89 f7 e8 43 e7 f1 fd e9 0f ff ff ff e8 e9 66 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 d8 66 0b fd 4c 89 f7 be 03 RSP: 0018:ffffc90003fafd10 EFLAGS: 00010293 RAX: ffffffff845e50c7 RBX: ffff8881111aa000 RCX: ffff88810acb13c0 RDX: 0000000000000000 RSI: 00000000096883e0 RDI: 000000000c04eb7d RBP: ffffc90003fafd30 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e18e4c R12: dffffc0000000000 R13: dffffc0000000000 R14: 00000000096883e0 R15: ffff88811d363c00 FS: 0000555591d1f500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000121cb6000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pppol2tp_release+0x150/0x2b0 net/l2tp/l2tp_ppp.c:435 __sock_release net/socket.c:649 [inline] sock_close+0xb8/0x200 net/socket.c:1336 __fput+0x22b/0x900 fs/file_table.c:311 ____fput+0x15/0x20 fs/file_table.c:339 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fac784b9159 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:00007ffc586760c8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007ffc586761b0 RCX: 00007fac784b9159 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 0000000000007139 R08: 0000000000000001 R09: 0000000000000000 R10: 0000001b32f20000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fac78740fac R14: 00007fac78740fa8 R15: 00007fac78740fa0 ---[ end trace f3d0ae62dc1a7041 ]--- final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: use-after-free in pppol2tp_sock_to_session+0x1a0/0x1b0 net/l2tp/l2tp_ppp.c:156 Read of size 4 at addr ffff88811d363c00 by task syz.2.17/373 CPU: 1 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 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+0x10f/0x150 mm/kasan/report.c:444 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308 pppol2tp_sock_to_session+0x1a0/0x1b0 net/l2tp/l2tp_ppp.c:156 pppol2tp_release+0x150/0x2b0 net/l2tp/l2tp_ppp.c:435 __sock_release net/socket.c:649 [inline] sock_close+0xb8/0x200 net/socket.c:1336 __fput+0x22b/0x900 fs/file_table.c:311 ____fput+0x15/0x20 fs/file_table.c:339 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fac784b9159 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:00007ffc586760c8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007ffc586761b0 RCX: 00007fac784b9159 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 0000000000007139 R08: 0000000000000001 R09: 0000000000000000 R10: 0000001b32f20000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fac78740fac R14: 00007fac78740fa8 R15: 00007fac78740fa0 Allocated by task 373: 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+0xd4/0x100 mm/kasan/common.c:521 kasan_kmalloc include/linux/kasan.h:227 [inline] __kmalloc+0x13d/0x2c0 mm/slub.c:4436 kmalloc include/linux/slab.h:624 [inline] kzalloc include/linux/slab.h:750 [inline] l2tp_session_create+0x39/0xb60 net/l2tp/l2tp_core.c:1616 pppol2tp_connect+0xbf5/0x1640 net/l2tp/l2tp_ppp.c:772 __sys_connect_file net/socket.c:1923 [inline] __sys_connect+0x3cb/0x450 net/socket.c:1940 __do_sys_connect net/socket.c:1950 [inline] __se_sys_connect net/socket.c:1947 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:1947 x64_sys_call+0x7c/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:43 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 Freed by task 10: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4a/0x70 mm/kasan/common.c:45 kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370 ____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365 __kasan_slab_free+0x11/0x20 mm/kasan/common.c:373 kasan_slab_free include/linux/kasan.h:193 [inline] slab_free_hook mm/slub.c:1728 [inline] slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1754 slab_free mm/slub.c:3526 [inline] kfree+0xc4/0x270 mm/slub.c:4588 l2tp_session_free net/l2tp/l2tp_core.c:168 [inline] l2tp_session_put+0xaf/0x1a0 net/l2tp/l2tp_core.c:193 l2tp_session_delete+0x3a9/0x4a0 net/l2tp/l2tp_core.c:1589 l2tp_tunnel_closeall net/l2tp/l2tp_core.c:1235 [inline] l2tp_tunnel_del_work+0x180/0x3d0 net/l2tp/l2tp_core.c:1273 process_one_work+0x6c8/0xbb0 kernel/workqueue.c:2328 worker_thread+0xaa0/0x1250 kernel/workqueue.c:2475 kthread+0x3f5/0x4f0 kernel/kthread.c:337 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 The buggy address belongs to the object at ffff88811d363c00 which belongs to the cache kmalloc-512 of size 512 The buggy address is located 0 bytes inside of 512-byte region [ffff88811d363c00, ffff88811d363e00) The buggy address belongs to the page: page:ffffea000474d800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11d360 head:ffffea000474d800 order:2 compound_mapcount:0 compound_pincount:0 flags: 0x4000000000010200(slab|head|zone=1) raw: 4000000000010200 0000000000000000 dead000000000122 ffff888100042f00 raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 2, migratetype Unmovable, gfp_mask 0x1d2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 368, ts 28999090786, free_ts 16884918927 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2607 prep_new_page+0x1c/0x110 mm/page_alloc.c:2613 get_page_from_freelist+0x2c3a/0x2cd0 mm/page_alloc.c:4487 __alloc_pages+0x1a2/0x460 mm/page_alloc.c:5824 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1937 [inline] new_slab+0xa0/0x4d0 mm/slub.c:2000 ___slab_alloc+0x3ac/0x840 mm/slub.c:3033 __slab_alloc+0x49/0x90 mm/slub.c:3120 slab_alloc_node mm/slub.c:3211 [inline] slab_alloc mm/slub.c:3255 [inline] __kmalloc_track_caller+0x169/0x2c0 mm/slub.c:4954 kmalloc_reserve net/core/skbuff.c:357 [inline] __alloc_skb+0x210/0x730 net/core/skbuff.c:428 alloc_skb include/linux/skbuff.h:1183 [inline] nlmsg_new include/net/netlink.h:953 [inline] inet6_ifa_notify net/ipv6/addrconf.c:5543 [inline] __ipv6_ifa_notify+0x200/0xe70 net/ipv6/addrconf.c:6198 ipv6_ifa_notify net/ipv6/addrconf.c:6250 [inline] inet6_addr_add+0x631/0x9d0 net/ipv6/addrconf.c:3037 inet6_rtm_newaddr+0x6e7/0x9c0 net/ipv6/addrconf.c:4978 rtnetlink_rcv_msg+0x9fd/0xcb0 net/core/rtnetlink.c:5662 netlink_rcv_skb+0x1e9/0x430 net/netlink/af_netlink.c:2516 rtnetlink_rcv+0x1c/0x20 net/core/rtnetlink.c:5680 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x86c/0xa30 net/netlink/af_netlink.c:1348 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1474 [inline] free_pcp_prepare mm/page_alloc.c:1546 [inline] free_unref_page_prepare+0x5fa/0x600 mm/page_alloc.c:3536 free_unref_page+0xae/0x540 mm/page_alloc.c:3618 free_the_page mm/page_alloc.c:805 [inline] free_compound_page+0x78/0xa0 mm/page_alloc.c:828 destroy_compound_page include/linux/mm.h:1000 [inline] __put_compound_page+0x77/0xb0 mm/swap.c:111 __put_page+0xbc/0xe0 mm/swap.c:127 put_page include/linux/mm.h:1306 [inline] __skb_frag_unref include/linux/skbuff.h:3275 [inline] skb_release_data+0x37c/0xa20 net/core/skbuff.c:673 skb_release_all net/core/skbuff.c:743 [inline] __kfree_skb+0x50/0x70 net/core/skbuff.c:757 sk_eat_skb include/net/sock.h:2800 [inline] tcp_recvmsg_locked+0x13d1/0x24f0 net/ipv4/tcp.c:2520 tcp_recvmsg+0x233/0x770 net/ipv4/tcp.c:2566 inet_recvmsg+0x13a/0x470 net/ipv4/af_inet.c:861 sock_recvmsg_nosec net/socket.c:967 [inline] sock_recvmsg net/socket.c:985 [inline] sock_read_iter+0x2c2/0x380 net/socket.c:1058 call_read_iter include/linux/fs.h:2206 [inline] new_sync_read fs/read_write.c:404 [inline] vfs_read+0x6c0/0xc20 fs/read_write.c:485 ksys_read+0x14a/0x260 fs/read_write.c:623 __do_sys_read fs/read_write.c:633 [inline] __se_sys_read fs/read_write.c:631 [inline] __x64_sys_read+0x7b/0x90 fs/read_write.c:631 x64_sys_call+0x96d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 Memory state around the buggy address: ffff88811d363b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88811d363b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88811d363c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88811d363c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88811d363d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ================================================================== ------------[ cut here ]------------ WARNING: CPU: 1 PID: 373 at net/l2tp/l2tp_ppp.c:156 pppol2tp_sock_to_session+0x167/0x1b0 net/l2tp/l2tp_ppp.c:156 Modules linked in: CPU: 0 PID: 373 Comm: syz.2.17 Tainted: G B syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:pppol2tp_sock_to_session+0x167/0x1b0 net/l2tp/l2tp_ppp.c:156 Code: 5d c3 e8 0c 67 0b fd be 02 00 00 00 eb 0a e8 00 67 0b fd be 01 00 00 00 4c 89 f7 e8 43 e7 f1 fd e9 0f ff ff ff e8 e9 66 0b fd <0f> 0b 48 89 df e8 ef 00 00 00 eb bd e8 d8 66 0b fd 4c 89 f7 be 03 RSP: 0018:ffffc90003fafd10 EFLAGS: 00010293 RAX: ffffffff845e50c7 RBX: ffff8881111aa000 RCX: ffff88810acb13c0 RDX: 0000000000000000 RSI: 00000000096883e0 RDI: 000000000c04eb7d RBP: ffffc90003fafd30 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e18e4c R12: dffffc0000000000 R13: dffffc0000000000 R14: 00000000096883e0 R15: ffff88811d363c00 FS: 0000555591d1f500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000121cb6000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pppol2tp_release+0x150/0x2b0 net/l2tp/l2tp_ppp.c:435 __sock_release net/socket.c:649 [inline] sock_close+0xb8/0x200 net/socket.c:1336 __fput+0x22b/0x900 fs/file_table.c:311 ____fput+0x15/0x20 fs/file_table.c:339 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fac784b9159 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:00007ffc586760c8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007ffc586761b0 RCX: 00007fac784b9159 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 0000000000007139 R08: 0000000000000001 R09: 0000000000000000 R10: 0000001b32f20000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fac78740fac R14: 00007fac78740fa8 R15: 00007fac78740fa0 ---[ end trace f3d0ae62dc1a7041 ]---