last executing test programs: 1m38.635911496s ago: executing program 1 (id=39): r0 = socket$kcm(0x2, 0x200000000000001, 0x106) sendmsg$inet(r0, &(0x7f0000000080)={&(0x7f0000000140)={0x2, 0x4001, @local}, 0xfc, 0x0}, 0x30004001) r1 = socket$kcm(0x10, 0x2, 0x4) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000280)="89000000120081ae08061cdc030ec080000000060000000000e2ffca1b1f0000000004c00e72f750375ed08a56331dbf9ed7815e381ad6e747033a0093b837dc6cc01e32efaec8c7a6ec08120800030006010000bdad446b9bbc7a46e3988285dcdf12f2130809d78f0a947ee2b49e33538afa8af92347514f0b56a20ff27fff0000000000000000", 0x88}], 0x1}, 0x0) 1m23.036952271s ago: executing program 1 (id=41): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, 0x0, 0x20040014) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x50) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB="b80000001300e9"], 0xb8}}, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB="b80000001300e9990000000000000000fc000000000000000100000000000000ac1e"], 0xb8}}, 0x20004000) sendmsg$nl_xfrm(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000800)=ANY=[@ANYBLOB="b80000001300e9990500000000000000fc000000000000000000000000000000fc00000000000000000000000000000000000000000000000a0030"], 0xb8}}, 0x4000) 1m6.518664867s ago: executing program 1 (id=43): r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f00000001c0)={0x5813}, 0x10) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x30}, 0x1, 0x0, 0x0, 0x40800}, 0x0) 59.099971763s ago: executing program 1 (id=45): r0 = socket$kcm(0x2, 0x200000000000001, 0x106) sendmsg$inet(r0, &(0x7f0000000080)={&(0x7f0000000140)={0x2, 0x4001, @local}, 0xfc, 0x0}, 0x30004001) r1 = socket$kcm(0x10, 0x2, 0x4) sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000280)="89000000120081ae08061cdc030ec080000000060000000000e2ffca1b1f0000000004c00e72f750375ed08a56331dbf9ed7815e381ad6e747033a0093b837dc6cc01e32efaec8c7a6ec08120800030006010000bdad446b9bbc7a46e3988285dcdf12f2130809d78f0a947ee2b49e33538afa8af92347514f0b56a20ff27fff0000000000000000", 0x88}], 0x1}, 0x0) 58.429672837s ago: executing program 0 (id=46): syz_emit_ethernet(0x4a, &(0x7f0000000900)={@local, @local, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, "0a35f2", 0x14, 0x2c, 0x0, @remote, @local, {[], {{0x2f00, 0x4e23, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x10, 0xffff}}}}}}}, 0x0) 52.508245547s ago: executing program 1 (id=47): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, 0x0, 0x20040014) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000240)={0x0}, 0x1, 0x0, 0x0, 0x80}, 0x50) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB="b80000001300e9"], 0xb8}}, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB="b80000001300e9990000000000000000fc000000000000000100000000000000ac1e"], 0xb8}}, 0x20004000) sendmsg$nl_xfrm(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000800)=ANY=[@ANYBLOB="b80000001300e9990500000000000000fc000000000000000000000000000000fc00000000000000000000000000000000000000000000000a0030"], 0xb8}}, 0x4000) 51.721379294s ago: executing program 0 (id=48): r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e24, 0x0, @ipv4={'\x00', '\xff\xff', @multicast1}, 0xfffffffe}, 0x1c) 42.489643819s ago: executing program 0 (id=49): r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f00000001c0)={0x5813}, 0x10) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000200)={0x0, 0x30}, 0x1, 0x0, 0x0, 0x40800}, 0x0) 35.137489028s ago: executing program 1 (id=50): madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) r0 = getpid() sched_setscheduler(r0, 0x1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001480)={0xffffffffffffffff, 0xffffffffffffffff}) openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) keyctl$KEYCTL_PKEY_SIGN(0x1b, 0x0, 0x0, 0x0, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xac5) syz_clone3(&(0x7f0000000900)={0x23800000, 0x0, 0x0, 0x0, {0x27}, 0x0, 0x0, 0x0, 0x0}, 0x58) connect$unix(r1, 0x0, 0x0) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x15) 29.592589297s ago: executing program 0 (id=51): r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000c80)={'batadv_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000d40)={&(0x7f0000000000)=ANY=[@ANYBLOB="48000000140009ff7fbd70ed71dbdf25022000cb", @ANYRES32=r2, @ANYBLOB="08000800000400000800080004010000080002007f"], 0x48}, 0x1, 0x0, 0x0, 0x4040014}, 0x0) sendto$inet6(0xffffffffffffffff, &(0x7f0000000000)='s', 0x10a73, 0x800, 0x0, 0x4b6ae4f95a5de35b) 17.343703574s ago: executing program 0 (id=52): socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0xaf01, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, 0x0, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000900)={@local, @local, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, "0a35f2", 0x14, 0x2c, 0x0, @remote, @local, {[], {{0x2f00, 0x4e23, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x10, 0xffff}}}}}}}, 0x0) 0s ago: executing program 0 (id=53): seccomp$SECCOMP_SET_MODE_FILTER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x74, 0x2, 0x77, 0xffff0001}]}) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:29082' (ED25519) to the list of known hosts. syzkaller login: [ 659.705654][ T3213] cgroup: Unknown subsys name 'net' [ 660.664373][ T3213] cgroup: Unknown subsys name 'cpuset' [ 660.846603][ T3213] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 782.425039][ T3213] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 962.713864][ T3225] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 963.695932][ T3225] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 963.830929][ T3224] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 964.697062][ T3224] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 983.172967][ T3225] hsr_slave_0: entered promiscuous mode [ 983.271191][ T3225] hsr_slave_1: entered promiscuous mode [ 987.278573][ T3224] hsr_slave_0: entered promiscuous mode [ 987.335705][ T3224] hsr_slave_1: entered promiscuous mode [ 987.416482][ T3224] debugfs: 'hsr0' already exists in 'hsr' [ 987.422092][ T3224] Cannot create hsr debugfs directory [ 1005.946034][ T3225] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1006.585135][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 1006.784880][ T3225] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1007.141928][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 1007.517240][ T3225] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1008.005008][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 1008.835461][ T3225] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1009.058393][ T3225] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 1013.581455][ T3224] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1014.055244][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 1014.731142][ T3224] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1015.531310][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 1016.093559][ T3224] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1016.624723][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 1016.812568][ T3224] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1017.362622][ T3224] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 1043.964387][ T3225] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1049.936657][ T3224] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1158.283905][ T3225] veth0_vlan: entered promiscuous mode [ 1160.591708][ T3225] veth1_vlan: entered promiscuous mode [ 1164.098898][ T3224] veth0_vlan: entered promiscuous mode [ 1166.648813][ T3224] veth1_vlan: entered promiscuous mode [ 1167.155025][ T3225] veth0_macvtap: entered promiscuous mode [ 1168.241843][ T3225] veth1_macvtap: entered promiscuous mode [ 1171.324636][ T3224] veth0_macvtap: entered promiscuous mode [ 1172.555558][ T3224] veth1_macvtap: entered promiscuous mode [ 1174.293662][ T3253] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1174.691036][ T3253] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1174.805517][ T3253] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1174.850275][ T3253] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1182.183749][ T30] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1182.245069][ T30] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1182.537029][ T30] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1182.588895][ T30] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1190.663558][ T3225] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 1227.254726][ T3852] netlink: 24 bytes leftover after parsing attributes in process `syz.0.3'. [ 1227.592449][ T3852] netlink: 67 bytes leftover after parsing attributes in process `syz.0.3'. [ 1286.729698][ T3872] netlink: 24 bytes leftover after parsing attributes in process `syz.0.9'. [ 1287.723825][ T3872] netlink: 67 bytes leftover after parsing attributes in process `syz.0.9'. [ 1329.584319][ T3878] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 1330.044964][ T3878] usb 2-1: Using ep0 maxpacket: 32 [ 1332.046126][ T3878] usb 2-1: config 0 has an invalid descriptor of length 114, skipping remainder of the config [ 1333.562282][ T3878] usb 2-1: New USB device found, idVendor=22b8, idProduct=6027, bcdDevice=c2.80 [ 1333.569955][ T3878] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1333.573689][ T3878] usb 2-1: Product: syz [ 1333.578542][ T3878] usb 2-1: Manufacturer: syz [ 1333.587071][ T3878] usb 2-1: SerialNumber: syz [ 1334.121381][ T3878] usb 2-1: config 0 descriptor?? [ 1334.734565][ T3878] cdc_ether 2-1:0.0: missing cdc header descriptor [ 1334.965481][ T3878] usb 2-1: unsupported MDLM descriptors [ 1340.410184][ T3844] usb 2-1: USB disconnect, device number 2 [ 1352.935038][ T31] audit: type=1326 audit(1351.430:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3902 comm="syz.1.14" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0x7fffa9133a7e code=0x0 [ 1382.137199][ T3909] lo: entered promiscuous mode [ 1382.164938][ T3909] lo: entered allmulticast mode [ 1382.353292][ T3909] tunl0: entered promiscuous mode [ 1382.369109][ T3909] tunl0: entered allmulticast mode [ 1382.523743][ T3909] gre0: entered promiscuous mode [ 1382.525353][ T3909] gre0: entered allmulticast mode [ 1384.859090][ T3909] gretap0: entered promiscuous mode [ 1384.884711][ T3909] gretap0: entered allmulticast mode [ 1386.261965][ T3909] erspan0: entered promiscuous mode [ 1386.316016][ T3909] erspan0: entered allmulticast mode [ 1389.292773][ T3909] ip_vti0: entered promiscuous mode [ 1389.351974][ T3909] ip_vti0: entered allmulticast mode [ 1389.714568][ T3909] ip6_vti0: entered promiscuous mode [ 1389.723105][ T3909] ip6_vti0: entered allmulticast mode [ 1389.924784][ T3909] sit0: entered promiscuous mode [ 1389.926992][ T3909] sit0: entered allmulticast mode [ 1390.864424][ T3909] ip6tnl0: entered promiscuous mode [ 1390.900989][ T3909] ip6tnl0: entered allmulticast mode [ 1391.125237][ T3909] ip6gre0: entered promiscuous mode [ 1391.127334][ T3909] ip6gre0: entered allmulticast mode [ 1391.285993][ T3909] syz_tun: entered promiscuous mode [ 1391.342334][ T3909] syz_tun: entered allmulticast mode [ 1391.677178][ T3909] ip6gretap0: entered promiscuous mode [ 1391.714170][ T3909] ip6gretap0: entered allmulticast mode [ 1392.163020][ T3909] vcan0: entered promiscuous mode [ 1392.165222][ T3909] vcan0: entered allmulticast mode [ 1392.775330][ T3909] bond0: entered promiscuous mode [ 1392.797197][ T3909] bond_slave_0: entered promiscuous mode [ 1392.836630][ T3909] bond_slave_1: entered promiscuous mode [ 1392.982779][ T3909] bond0: entered allmulticast mode [ 1393.002652][ T3909] bond_slave_0: entered allmulticast mode [ 1393.030789][ T3909] bond_slave_1: entered allmulticast mode [ 1393.569721][ T3909] dummy0: entered promiscuous mode [ 1393.582502][ T3909] dummy0: entered allmulticast mode [ 1393.784965][ T3909] nlmon0: entered promiscuous mode [ 1393.799106][ T3909] nlmon0: entered allmulticast mode [ 1394.063220][ T3909] vxcan0: entered promiscuous mode [ 1394.071073][ T3909] vxcan0: entered allmulticast mode [ 1394.312515][ T3909] vxcan1: entered promiscuous mode [ 1394.326099][ T3909] vxcan1: entered allmulticast mode [ 1394.542613][ T3909] veth0: entered promiscuous mode [ 1394.545019][ T3909] veth0: entered allmulticast mode [ 1394.722476][ T3909] veth1: entered promiscuous mode [ 1394.729581][ T3909] veth1: entered allmulticast mode [ 1394.949468][ T3909] wg0: entered promiscuous mode [ 1394.968497][ T3909] wg0: entered allmulticast mode [ 1395.120535][ T3909] wg1: entered promiscuous mode [ 1395.141386][ T3909] wg1: entered allmulticast mode [ 1395.323141][ T3909] wg2: entered promiscuous mode [ 1395.325378][ T3909] wg2: entered allmulticast mode [ 1395.476330][ T3909] veth0_to_bridge: entered promiscuous mode [ 1395.489017][ T3909] veth0_to_bridge: entered allmulticast mode [ 1395.603712][ T3909] bridge_slave_0: entered promiscuous mode [ 1395.606791][ T3909] bridge_slave_0: entered allmulticast mode [ 1395.784498][ T3909] veth1_to_bridge: entered promiscuous mode [ 1395.786684][ T3909] veth1_to_bridge: entered allmulticast mode [ 1396.101910][ T3909] bridge_slave_1: entered promiscuous mode [ 1396.119635][ T3909] bridge_slave_1: entered allmulticast mode [ 1396.343747][ T3909] veth0_to_bond: entered promiscuous mode [ 1396.346020][ T3909] veth0_to_bond: entered allmulticast mode [ 1396.786207][ T3909] veth1_to_bond: entered promiscuous mode [ 1396.810998][ T3909] veth1_to_bond: entered allmulticast mode [ 1397.090027][ T3909] veth0_to_team: entered promiscuous mode [ 1397.102487][ T3909] veth0_to_team: entered allmulticast mode [ 1397.301218][ T3909] team_slave_0: entered promiscuous mode [ 1397.303278][ T3909] team_slave_0: entered allmulticast mode [ 1397.539770][ T3909] veth1_to_team: entered promiscuous mode [ 1397.542653][ T3909] veth1_to_team: entered allmulticast mode [ 1397.691891][ T3909] team_slave_1: entered promiscuous mode [ 1397.694807][ T3909] team_slave_1: entered allmulticast mode [ 1397.887144][ T3909] veth0_to_batadv: entered promiscuous mode [ 1397.912767][ T3909] veth0_to_batadv: entered allmulticast mode [ 1398.203083][ T3909] batadv_slave_0: entered promiscuous mode [ 1398.205996][ T3909] batadv_slave_0: entered allmulticast mode [ 1398.500446][ T3909] veth1_to_batadv: entered promiscuous mode [ 1398.502629][ T3909] veth1_to_batadv: entered allmulticast mode [ 1398.632654][ T3909] batadv_slave_1: entered promiscuous mode [ 1398.634918][ T3909] batadv_slave_1: entered allmulticast mode [ 1398.943009][ T3909] xfrm0: entered promiscuous mode [ 1398.950709][ T3909] xfrm0: entered allmulticast mode [ 1399.076237][ T3909] veth0_to_hsr: entered promiscuous mode [ 1399.095788][ T3909] veth0_to_hsr: entered allmulticast mode [ 1399.339836][ T3909] hsr_slave_0: entered allmulticast mode [ 1399.465776][ T3909] veth1_to_hsr: entered promiscuous mode [ 1399.481499][ T3909] veth1_to_hsr: entered allmulticast mode [ 1399.752379][ T3909] hsr_slave_1: entered allmulticast mode [ 1399.965821][ T3909] hsr0: entered promiscuous mode [ 1400.015485][ T3909] hsr0: entered allmulticast mode [ 1400.234777][ T3909] veth1_virt_wifi: entered promiscuous mode [ 1400.257232][ T3909] veth1_virt_wifi: entered allmulticast mode [ 1400.579545][ T3909] veth0_virt_wifi: entered promiscuous mode [ 1400.616339][ T3909] veth0_virt_wifi: entered allmulticast mode [ 1400.851915][ T3909] veth1_vlan: entered allmulticast mode [ 1401.393526][ T3909] veth0_vlan: entered allmulticast mode [ 1401.833776][ T3909] vlan0: entered promiscuous mode [ 1401.870398][ T3909] vlan0: entered allmulticast mode [ 1402.070208][ T3909] vlan1: entered promiscuous mode [ 1402.152802][ T3909] vlan1: entered allmulticast mode [ 1402.355248][ T3909] macvlan0: entered promiscuous mode [ 1402.391463][ T3909] macvlan0: entered allmulticast mode [ 1402.587037][ T3909] macvlan1: entered promiscuous mode [ 1402.621658][ T3909] macvlan1: entered allmulticast mode [ 1403.105033][ T3909] ipvlan0: entered promiscuous mode [ 1403.117349][ T3909] ipvlan0: entered allmulticast mode [ 1403.649178][ T3909] ipvlan1: entered promiscuous mode [ 1403.658303][ T3909] ipvlan1: entered allmulticast mode [ 1404.215608][ T3909] veth1_macvtap: entered allmulticast mode [ 1404.616113][ T3909] veth0_macvtap: entered allmulticast mode [ 1404.721429][ T3909] macvtap0: entered promiscuous mode [ 1404.769709][ T3909] macvtap0: entered allmulticast mode [ 1404.913217][ T3909] macsec0: entered promiscuous mode [ 1404.970725][ T3909] macsec0: entered allmulticast mode [ 1405.032855][ T3909] geneve0: entered promiscuous mode [ 1405.035133][ T3909] geneve0: entered allmulticast mode [ 1405.280674][ T3909] geneve1: entered promiscuous mode [ 1405.283234][ T3909] geneve1: entered allmulticast mode [ 1405.515926][ T3909] netdevsim netdevsim1 netdevsim0: entered promiscuous mode [ 1405.531416][ T3909] netdevsim netdevsim1 netdevsim0: entered allmulticast mode [ 1405.897046][ T3909] netdevsim netdevsim1 netdevsim1: entered promiscuous mode [ 1405.921744][ T3909] netdevsim netdevsim1 netdevsim1: entered allmulticast mode [ 1406.161383][ T3909] netdevsim netdevsim1 netdevsim2: entered promiscuous mode [ 1406.174687][ T3909] netdevsim netdevsim1 netdevsim2: entered allmulticast mode [ 1406.316672][ T3909] netdevsim netdevsim1 netdevsim3: entered promiscuous mode [ 1406.343086][ T3909] netdevsim netdevsim1 netdevsim3: entered allmulticast mode [ 1445.752136][ T3925] binder: 3921:3925 ioctl c0306201 0 returned -14 [ 1477.915404][ T3844] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 1479.652316][ T3844] usb 1-1: Using ep0 maxpacket: 32 [ 1480.360877][ T3844] usb 1-1: config 1 interface 2 altsetting 1 endpoint 0x82 has an invalid bInterval 128, changing to 7 [ 1481.141657][ T3844] usb 1-1: New USB device found, idVendor=1a86, idProduct=752d, bcdDevice= 0.40 [ 1481.165053][ T3844] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1481.185378][ T3844] usb 1-1: Product: syz [ 1481.206907][ T3844] usb 1-1: Manufacturer: syz [ 1481.218372][ T3844] usb 1-1: SerialNumber: syz [ 1488.772552][ T3844] usb 1-1: Quirk or no altset; falling back to MIDI 1.0 [ 1488.874115][ T3844] snd-usb-audio 1-1:1.1: probe with driver snd-usb-audio failed with error -2 [ 1490.603277][ T3844] usb 1-1: USB disconnect, device number 2 [ 1502.915473][ T3956] binder: 3955:3956 ioctl c0306201 0 returned -14 [ 1534.864890][ T3969] netlink: 67 bytes leftover after parsing attributes in process `syz.0.31'. [ 1551.064781][ T3972] binder: 3971:3972 ioctl c0306201 0 returned -14 [ 1574.069522][ T3984] netlink: 67 bytes leftover after parsing attributes in process `syz.0.38'. [ 1610.453636][ T3997] netlink: 24 bytes leftover after parsing attributes in process `syz.0.44'. [ 1649.389813][ T4012] netlink: 24 bytes leftover after parsing attributes in process `syz.0.51'. [ 1676.484279][ C1] ------------[ cut here ]------------ [ 1676.484711][ C1] kernel BUG at [] mm/page_table_check.c:142! [ 1676.486040][ C1] Kernel BUG [#1] [ 1676.486305][ C1] Modules linked in: [ 1676.487150][ C1] CPU: 1 UID: 0 PID: 37 Comm: khugepaged Tainted: G W syzkaller #0 PREEMPT [ 1676.487934][ C1] Tainted: [W]=WARN [ 1676.488148][ C1] Hardware name: riscv-virtio,qemu (DT) [ 1676.488363][ C1] epc : __page_table_check_zero+0x386/0x534 [ 1676.489010][ C1] ra : __page_table_check_zero+0x386/0x534 [ 1676.489576][ C1] epc : ffffffff80c4e466 ra : ffffffff80c4e466 sp : ffff8f80002b73c0 [ 1676.489908][ C1] gp : ffffffff8a2739c0 tp : ffffaf80156b0000 t0 : ffff8f80002b7360 [ 1676.490428][ C1] t1 : fffff5ef0272a809 t2 : ffffffff9164ab80 s0 : ffff8f80002b7430 [ 1676.490762][ C1] s1 : ffffaf8013954048 a0 : 0000000000000005 a1 : 0000000000000000 [ 1676.491080][ C1] a2 : 0000000000000002 a3 : ffffffff80c4e466 a4 : 0000000000000000 [ 1676.491400][ C1] a5 : ffffaf80156b1000 a6 : 0000000000000003 a7 : ffffaf801395404b [ 1676.491722][ C1] s2 : 0000000000000001 s3 : 0000000000000000 s4 : ffffaf8013954000 [ 1676.492072][ C1] s5 : dfffffff00000000 s6 : 00000000000b4400 s7 : 0000000000000200 [ 1676.492385][ C1] s8 : 0000000000000009 s9 : 0000000000007fff s10: fffffffef147217c [ 1676.492716][ C1] s11: ffffffff8a390be0 t3 : 0000000000000001 t4 : fffff5ef0272a809 [ 1676.493061][ C1] t5 : fffff5ef0272a80a t6 : 0000000000000002 ssp : 0000000000000000 [ 1676.493406][ C1] status: 0000000200000120 badaddr: ffffffff80c4e466 cause: 0000000000000003 [ 1676.493766][ C1] [] __page_table_check_zero+0x386/0x534 [ 1676.494592][ C1] [] __free_frozen_pages+0x71e/0x11d8 [ 1676.495165][ C1] [] free_frozen_pages+0xe/0x18 [ 1676.495995][ C1] [] __folio_put+0x29a/0x454 [ 1676.496783][ C1] [] folio_putback_lru+0xb8/0xe0 [ 1676.497725][ C1] [] collapse_huge_page+0x2b52/0x3f44 [ 1676.498424][ C1] [] collapse_single_pmd+0x31d2/0x3eb0 [ 1676.499075][ C1] [] khugepaged+0x1072/0x1760 [ 1676.499689][ C1] [] kthread+0x310/0x438 [ 1676.500332][ C1] [] ret_from_fork_kernel+0x94/0xef8 [ 1676.500945][ C1] [] ret_from_fork_kernel_asm+0x16/0x18 [ 1676.502571][ C1] Code: c7c0 8526 d0ef 88af 8a2a b7a1 0097 ff8d 80e7 c6a0 (9002) 0097 [ 1676.504305][ C1] ---[ end trace 0000000000000000 ]--- [ 1676.505899][ C1] Kernel panic - not syncing: Fatal exception in interrupt [ 1676.507020][ C1] SMP: stopping secondary CPUs VM DIAGNOSIS: 07:35:13 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff800895a6 mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000220 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f4b509 hedeleg 0000000000000000 mtvec 00000000800004f8 stvec ffffffff86494d48 vstvec 0000000000000000 mepc ffffffff8051e138 sepc ffffffff8051e138 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000001 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080049000 sscratch 0000000000000000 satp 901f00000009bd9c x0/zero 0000000000000000 x1/ra ffffffff800895a2 x2/sp ffff8f8000007e10 x3/gp ffffffff8a2739c0 x4/tp ffffaf801b9ecf80 x5/t0 ffff8f8000000000 x6/t1 fffffffef1470b20 x7/t2 ffffffff86a069f0 x8/s0 ffff8f8000007e40 x9/s1 ffffffff86a0cbc8 x10/a0 0000000000000001 x11/a1 0000000000000004 x12/a2 0000000000000001 x13/a3 ffffffff800895a2 x14/a4 0000000000000000 x15/a5 ffffaf801b9ecf80 x16/a6 fffffffef1470b21 x17/a7 0000000000000003 x18/s2 0000000000000000 x19/s3 ffffffff86867000 x20/s4 ffffffff800892ec x21/s5 ffffaf8011d18800 x22/s6 0000000000000000 x23/s7 0000000000000000 x24/s8 0000000000000007 x25/s9 ffffffff9164ab80 x26/s10 ffffffff86a6f2c0 x27/s11 0000000000000004 x28/t3 ffffffff8806ef90 x29/t4 fffffffef1470b20 x30/t5 fffffffef1470b21 x31/t6 0000000000003a98 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff80312134 mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f4b509 hedeleg 0000000000000000 mtvec 00000000800004f8 stvec ffffffff86494d48 vstvec 0000000000000000 mepc ffffffff80092f3a sepc ffffffff80c4e466 vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000003 vscause 0000000000000000 mtval 0000000000000000 stval ffffffff80c4e466 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080047000 sscratch 0000000000000000 satp 901f00000009bd9c x0/zero 0000000000000000 x1/ra ffffffff80312130 x2/sp ffff8f80002b6d80 x3/gp ffffffff8a2739c0 x4/tp ffffaf80156b0000 x5/t0 2000000000000000 x6/t1 fffffffef2288bf6 x7/t2 203a6465746e6961 x8/s0 ffff8f80002b6f20 x9/s1 dfffffff00000000 x10/a0 0000000000000007 x11/a1 0000000000000000 x12/a2 0000000000000000 x13/a3 ffffffff80312130 x14/a4 0000000000000000 x15/a5 ffffaf80156b0000 x16/a6 0000000000ff0100 x17/a7 ffffffff91445fb6 x18/s2 ffff8f80002b6ea0 x19/s3 0000000200000120 x20/s4 1ffff1f000056dee x21/s5 1ffffffff1201037 x22/s6 0000000000000000 x23/s7 ffffffff890081b8 x24/s8 ffff8f80002b6fa0 x25/s9 ffffffff89008160 x26/s10 0000000000000029 x27/s11 ffff8f80002b6f70 x28/t3 ffffffff91445fb7 x29/t4 fffffffef2288bf4 x30/t5 fffffffef2288bf7 x31/t6 ffffffff91445fb7 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000