Warning: Permanently added '[localhost]:55175' (ECDSA) to the list of known hosts. syzkaller login: [ 104.151009][ T3075] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 104.168731][ T3075] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 105.317210][ T3075] hsr_slave_0: entered promiscuous mode [ 105.357707][ T3075] hsr_slave_1: entered promiscuous mode [ 106.075869][ T3075] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 106.130105][ T3075] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 106.189563][ T3075] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 106.239798][ T3075] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 107.219523][ T3075] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.792689][ T3075] veth0_vlan: entered promiscuous mode [ 110.831178][ T3075] veth1_vlan: entered promiscuous mode [ 110.933642][ T3075] veth0_macvtap: entered promiscuous mode [ 110.953126][ T3075] veth1_macvtap: entered promiscuous mode [ 111.076627][ T3075] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.077322][ T3075] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.077809][ T3075] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.078310][ T3075] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 111.237759][ T3138] ------------[ cut here ]------------ [ 111.241294][ T3138] WARNING: CPU: 0 PID: 3138 at net/core/dev.c:3295 skb_checksum_help+0x150/0x1b8 [ 111.242500][ T3138] Modules linked in: [ 111.243280][ T3138] CPU: 0 PID: 3138 Comm: syz-executor271 Not tainted 6.4.0-syzkaller-04247-g3a8a670eeeaa #0 [ 111.243876][ T3138] Hardware name: linux,dummy-virt (DT) [ 111.244619][ T3138] pstate: 20400009 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 111.245772][ T3138] pc : skb_checksum_help+0x150/0x1b8 [ 111.246121][ T3138] lr : skb_checksum_help+0x7c/0x1b8 [ 111.246459][ T3138] sp : ffff800082c434d0 [ 111.246695][ T3138] x29: ffff800082c434d0 x28: 0000000000000002 x27: 000000000000000f [ 111.247512][ T3138] x26: 000000000000002f x25: 0000000000000000 x24: ffff800081575198 [ 111.247991][ T3138] x23: 0000000000000000 x22: 0000000000000000 x21: 000000000000061f [ 111.248458][ T3138] x20: 00000000000006a8 x19: fdff000005bdb600 x18: 0000000000000002 [ 111.249159][ T3138] x17: 6102d567a17630c3 x16: 7663c0e39fda1095 x15: ffff8000813cd40c [ 111.249638][ T3138] x14: ffff8000813cd38c x13: 0000000000000000 x12: 0000000000000000 [ 111.250112][ T3138] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 [ 111.250847][ T3138] x8 : f4ff0000047446c8 x7 : 0000000000000000 x6 : 00000000ffffffff [ 111.251316][ T3138] x5 : 0000000000000020 x4 : 0000000000000000 x3 : 0000000000000000 [ 111.251766][ T3138] x2 : 0000000000000000 x1 : 0000000000000688 x0 : 00000000000006aa [ 111.252511][ T3138] Call trace: [ 111.252819][ T3138] skb_checksum_help+0x150/0x1b8 [ 111.253209][ T3138] ip_do_fragment+0x2e4/0x578 [ 111.253531][ T3138] ip_fragment.constprop.0+0x48/0xe8 [ 111.253966][ T3138] __ip_finish_output+0x160/0x1a4 [ 111.254469][ T3138] ip_finish_output+0x34/0xec [ 111.254755][ T3138] ip_output+0xf8/0x1ac [ 111.255011][ T3138] ip_local_out+0x48/0x5c [ 111.255472][ T3138] iptunnel_xmit+0x138/0x288 [ 111.255849][ T3138] ip_tunnel_xmit+0x73c/0xa68 [ 111.256138][ T3138] __gre_xmit+0x188/0x230 [ 111.256398][ T3138] ipgre_xmit+0x1d8/0x288 [ 111.256658][ T3138] dev_hard_start_xmit+0x94/0x148 [ 111.256963][ T3138] __dev_queue_xmit+0xaa0/0xd40 [ 111.257307][ T3138] packet_xmit+0xd8/0x14c [ 111.257576][ T3138] packet_sendmsg+0xeec/0x13d0 [ 111.257847][ T3138] sock_sendmsg+0x54/0x60 [ 111.258110][ T3138] ____sys_sendmsg+0x270/0x2ac [ 111.258464][ T3138] ___sys_sendmsg+0x80/0xdc [ 111.258812][ T3138] __sys_sendmsg+0x68/0xc4 [ 111.259186][ T3138] __arm64_sys_sendmsg+0x24/0x30 [ 111.259460][ T3138] invoke_syscall+0x48/0x114 [ 111.259733][ T3138] el0_svc_common.constprop.0+0x44/0xe4 [ 111.260054][ T3138] do_el0_svc+0x38/0xa4 [ 111.260538][ T3138] el0_svc+0x2c/0xb0 [ 111.260869][ T3138] el0t_64_sync_handler+0xc0/0xc4 [ 111.261161][ T3138] el0t_64_sync+0x19c/0x1a0 [ 111.261556][ T3138] ---[ end trace 0000000000000000 ]--- [ 111.262638][ T3138] skb len=1672 headroom=72 headlen=1672 tailroom=2032 [ 111.262638][ T3138] mac=(72,0) net=(72,20) trans=92 [ 111.262638][ T3138] shinfo(txflags=0 nr_frags=0 gso(size=0 type=0 segs=0)) [ 111.262638][ T3138] csum(0x890667 ip_summed=3 complete_sw=0 valid=0 level=0) [ 111.262638][ T3138] hash(0x0 sw=0 l4=0) proto=0x0800 pkttype=0 iif=0 [ 111.264357][ T3138] dev name=veth1_to_team feat=0x000061164fdd19e9 [ 111.265009][ T3138] skb linear: 00000000: 45 02 06 88 90 dd 00 00 0f 2f 7e f2 ac 14 14 20 [ 111.265428][ T3138] skb linear: 00000010: ef 06 e6 3a 00 00 08 00 bd 0f 06 70 10 82 0c 52 [ 111.265840][ T3138] skb linear: 00000020: 0f 06 2b 6e fd fe 4b 88 94 30 5a f7 9f 6b 4c 11 [ 111.266250][ T3138] skb linear: 00000030: 95 10 da 9f e3 c0 63 76 c3 30 76 a1 67 d5 02 61 [ 111.266670][ T3138] skb linear: 00000040: a6 7a d2 9b 30 8c de 52 1a a0 c3 85 c7 3f ed 0c [ 111.267090][ T3138] skb linear: 00000050: 3a c7 ec 19 86 6e 16 bd bd 00 00 00 d6 91 00 00 [ 111.267502][ T3138] skb linear: 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.267912][ T3138] skb linear: 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.268299][ T3138] skb linear: 00000080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.268679][ T3138] skb linear: 00000090: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.269050][ T3138] skb linear: 000000a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.269463][ T3138] skb linear: 000000b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.269843][ T3138] skb linear: 000000c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.271434][ T3138] ------------[ cut here ]------------ [ 111.271816][ T3138] WARNING: CPU: 0 PID: 3138 at net/core/dev.c:3288 skb_checksum_help+0x118/0x1b8 [ 111.272238][ T3138] Modules linked in: [ 111.272576][ T3138] CPU: 0 PID: 3138 Comm: syz-executor271 Tainted: G W 6.4.0-syzkaller-04247-g3a8a670eeeaa #0 [ 111.273102][ T3138] Hardware name: linux,dummy-virt (DT) [ 111.273372][ T3138] pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 111.273720][ T3138] pc : skb_checksum_help+0x118/0x1b8 [ 111.274009][ T3138] lr : ip_do_fragment+0x2e4/0x578 [ 111.274575][ T3138] sp : ffff800082c434d0 [ 111.274878][ T3138] x29: ffff800082c434d0 x28: 0000000000000002 x27: 000000000000000f [ 111.275376][ T3138] x26: 000000000000002f x25: 0000000000000000 x24: ffff800081575198 [ 111.275831][ T3138] x23: 0000000000000000 x22: 0000000000000000 x21: 000000000000061f [ 111.276323][ T3138] x20: f6ff000005bdb300 x19: f6ff000005bdb300 x18: 00000000fffffffb [ 111.276796][ T3138] x17: 3020303020303020 x16: 3030203030203030 x15: ffff8000813cd40c [ 111.277280][ T3138] x14: ffff8000813cd38c x13: 892f000000000000 x12: 0000000000000000 [ 111.277741][ T3138] x11: 0000000000000000 x10: 892f000000000000 x9 : 892f000000000000 [ 111.278197][ T3138] x8 : ffff8000800107b8 x7 : 0000000000008000 x6 : 0000000000000001 [ 111.278669][ T3138] x5 : f0ff00000541af40 x4 : f5ff000006681000 x3 : 0000000000000519 [ 111.279137][ T3138] x2 : 0000000000000586 x1 : 0000000000000667 x0 : 0000000000000048 [ 111.279602][ T3138] Call trace: [ 111.279820][ T3138] skb_checksum_help+0x118/0x1b8 [ 111.280198][ T3138] ip_do_fragment+0x2e4/0x578 [ 111.280471][ T3138] ip_fragment.constprop.0+0x48/0xe8 [ 111.280789][ T3138] __ip_finish_output+0x160/0x1a4 [ 111.281065][ T3138] ip_finish_output+0x34/0xec [ 111.281352][ T3138] ip_output+0xf8/0x1ac [ 111.281604][ T3138] ip_local_out+0x48/0x5c [ 111.281865][ T3138] iptunnel_xmit+0x138/0x288 [ 111.282267][ T3138] ip_tunnel_xmit+0x73c/0xa68 [ 111.282543][ T3138] __gre_xmit+0x188/0x230 [ 111.282801][ T3138] ipgre_xmit+0x1d8/0x288 [ 111.283134][ T3138] dev_hard_start_xmit+0x94/0x148 [ 111.283554][ T3138] __dev_queue_xmit+0xaa0/0xd40 [ 111.283825][ T3138] packet_xmit+0xd8/0x14c [ 111.284092][ T3138] packet_sendmsg+0xeec/0x13d0 [ 111.284508][ T3138] sock_sendmsg+0x54/0x60 [ 111.284787][ T3138] ____sys_sendmsg+0x270/0x2ac [ 111.285056][ T3138] ___sys_sendmsg+0x80/0xdc [ 111.285328][ T3138] __sys_sendmsg+0x68/0xc4 [ 111.285607][ T3138] __arm64_sys_sendmsg+0x24/0x30 [ 111.285902][ T3138] invoke_syscall+0x48/0x114 [ 111.286178][ T3138] el0_svc_common.constprop.0+0x44/0xe4 [ 111.286525][ T3138] do_el0_svc+0x38/0xa4 [ 111.286781][ T3138] el0_svc+0x2c/0xb0 [ 111.287038][ T3138] el0t_64_sync_handler+0xc0/0xc4 [ 111.287339][ T3138] el0t_64_sync+0x19c/0x1a0 [ 111.287625][ T3138] ---[ end trace 0000000000000000 ]--- [ 111.288196][ T3138] skb len=1414 headroom=72 headlen=1305 tailroom=0 [ 111.288196][ T3138] mac=(72,0) net=(72,20) trans=92 [ 111.288196][ T3138] shinfo(txflags=0 nr_frags=1 gso(size=0 type=0 segs=0)) [ 111.288196][ T3138] csum(0x890667 ip_summed=3 complete_sw=0 valid=0 level=0) [ 111.288196][ T3138] hash(0x0 sw=0 l4=0) proto=0x0800 pkttype=0 iif=0 [ 111.289420][ T3138] dev name=veth1_to_team feat=0x000061164fdd19e9 [ 111.289801][ T3138] sk family=17 type=3 proto=0 [ 111.290107][ T3138] skb linear: 00000000: 45 02 05 86 90 e4 00 00 0f 2f 7f ed ac 14 14 20 [ 111.290555][ T3138] skb linear: 00000010: ef 06 e6 3a 00 00 08 00 bd 0f 05 6e 10 89 0c 52 [ 111.291049][ T3138] skb linear: 00000020: 0f 06 2c 69 fd fe 4b 88 94 30 5a f7 9f 6b 4c 11 [ 111.291476][ T3138] skb linear: 00000030: 95 10 da 9f e3 c0 63 76 c3 30 76 a1 67 d5 02 61 [ 111.291892][ T3138] skb linear: 00000040: a6 7a d2 9b 30 8c de 52 1a a0 c3 85 c7 3f ed 0c [ 111.292368][ T3138] skb linear: 00000050: 3a c8 16 89 86 6e 16 bd bd 00 00 00 d5 8f 00 00 [ 111.292748][ T3138] skb linear: 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.293125][ T3138] skb linear: 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.293611][ T3138] skb linear: 00000080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.294044][ T3138] skb linear: 00000090: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.294827][ T3138] skb linear: 000000a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.295255][ T3138] skb linear: 000000b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 111.295692][ T3138] skb linear: 000000c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program VM DIAGNOSIS: 14:59:59 Registers: info registers vcpu 0 PC=ffff80008186ec04 X00=0000000000000006 X01=0000000000000008 X02=000000000000004c X03=000000000000006c X04=ffff800082c42d78 X05=0000000000000008 X06=203a657461747370 X07=203a657461747370 X08=ffff800082c43140 X09=ffff800082c43140 X10=0000000000000069 X11=fffffffffffc0000 X12=ffff800082c42fa8 X13=fffffffffff8b437 X14=ffff80008240aff0 X15=fffffffffffcb438 X16=302e342e36206465 X17=6c6c616b7a79732d X18=0000000000000050 X19=ffff80008264ad09 X20=ffff80008264acc8 X21=ffff800082c43140 X22=ffff800081ccc4e0 X23=00000000ffffffc8 X24=0000000000000041 X25=0000000000000020 X26=ffff800081fbdeb8 X27=ffff800081fbdeb8 X28=ffff80008264acd0 X29=ffff800082c42d80 X30=ffff80008186ec04 SP=ffff800082c42d80 PSTATE=624003c9 -ZC- EL2h BTYPE=0 FPCR=00000000 FPSR=00000000 P00=0000 P01=0000 P02=0000 P03=0000 P04=0000 P05=0000 P06=0000 P07=0000 P08=0000 P09=0000 P10=0000 P11=0000 P12=0000 P13=0000 P14=0000 P15=0000 FFR=0000 Z00=2525252525252525:2525252525252525 Z01=7265646e69622f2e:00007265646e6962 Z02=0000000030303031:0000000000007366 Z03=0000000000000000:ffff000000000000 Z04=ffffffff00000000:ffffffffffff0000 Z05=0000000000000000:4010000000000000 Z06=4010040100000000:4010040140100000 Z07=4010040140100401:4010040140100401 Z08=0000000000000000:0000000000000000 Z09=0000000000000000:0000000000000000 Z10=0000000000000000:0000000000000000 Z11=0000000000000000:0000000000000000 Z12=0000000000000000:0000000000000000 Z13=0000000000000000:0000000000000000 Z14=0000000000000000:0000000000000000 Z15=0000000000000000:0000000000000000 Z16=5500555000005000:5500555000005000 Z17=ff00ff0000000000:ff00ff0000000000 Z18=0000000000000000:0000000000000000 Z19=0000000000000000:0000000000000000 Z20=0000000000000000:0000000000000000 Z21=0000000000000000:0000000000000000 Z22=0000000000000000:0000000000000000 Z23=0000000000000000:0000000000000000 Z24=0000000000000000:0000000000000000 Z25=0000000000000000:0000000000000000 Z26=0000000000000000:0000000000000000 Z27=0000000000000000:0000000000000000 Z28=0000000000000000:0000000000000000 Z29=0000000000000000:0000000000000000 Z30=0000000000000000:0000000000000000 Z31=0000000000000000:0000000000000000 info registers vcpu 1 PC=fffffbfffddf9010 X00=0000000000000000 X01=0000000000000000 X02=0000ffffd04474e8 X03=0000000000000000 X04=0000000000000000 X05=00000000fffffffa X06=00000000000f4240 X07=0000ffffb1411ef8 X08=0000000000000073 X09=000000000000512e X10=0000000000000017 X11=00047868c0000000 X12=000000019ffee071 X13=000000007fffffff X14=0000000000000001 X15=0000ffffb141642c X16=0000ffffb1413018 X17=0000ffffb1398f40 X18=0000ffffd0446ed0 X19=0000000000000000 X20=00000000000f4240 X21=0000ffffd0447570 X22=0000ffffd0447560 X23=00000000000003e8 X24=0000000040000001 X25=000000000001b227 X26=0000ffffd0447554 X27=0000ffffb14181d0 X28=0000ffffb14181e0 X29=0000ffffd0447470 X30=0000ffffb13bcd3c SP=ffff800082ac4000 PSTATE=404003c9 -Z-- EL2h BTYPE=0 FPCR=00000000 FPSR=00000000 P00=0000 P01=0000 P02=0000 P03=0000 P04=0000 P05=0000 P06=0000 P07=0000 P08=0000 P09=0000 P10=0000 P11=0000 P12=0000 P13=0000 P14=0000 P15=0000 FFR=0000 Z00=0000000000000000:0000000000000000 Z01=0000000000007832:30253a3a30386566 Z02=b20fae707afde253:388e9c6c4fa85ca0 Z03=ffffffffffff0000:0000000000000000 Z04=0000000000000000:0000000000000000 Z05=4010040140100000:0010000000000000 Z06=0000000000000000:0000000000000000 Z07=4010040140100401:4010040140100401 Z08=0000000000000000:0000000000000000 Z09=0000000000000000:0000000000000000 Z10=0000000000000000:0000000000000000 Z11=0000000000000000:0000000000000000 Z12=0000000000000000:0000000000000000 Z13=0000000000000000:0000000000000000 Z14=0000000000000000:0000000000000000 Z15=0000000000000000:0000000000000000 Z16=0000000055501000:0000000055501000 Z17=ff00ff0000000000:ff00ff0000000000 Z18=0000000000000000:0000000000000000 Z19=0000000000000000:0000000000000000 Z20=0000000000000000:0000000000000000 Z21=0000000000000000:0000000000000000 Z22=0000000000000000:0000000000000000 Z23=0000000000000000:0000000000000000 Z24=0000000000000000:0000000000000000 Z25=0000000000000000:0000000000000000 Z26=0000000000000000:0000000000000000 Z27=0000000000000000:0000000000000000 Z28=0000000000000000:0000000000000000 Z29=0000000000000000:0000000000000000 Z30=0000000000000000:0000000000000000 Z31=0000000000000000:0000000000000000